Merge branch 'refs/heads/glitch' into develop

.github/renovate.json5

@@ -14,9 +14,6 @@
   // to `null` after any other rule set it to something.
   dependencyDashboardHeader: 'This issue lists Renovate updates and detected dependencies. Read the [Dependency Dashboard](https://docs.renovatebot.com/key-concepts/dashboard/) docs to learn more. Before approving any upgrade: read the description and comments in the [`renovate.json5` file](https://github.com/mastodon/mastodon/blob/main/.github/renovate.json5).',
   postUpdateOptions: ['yarnDedupeHighest'],
-  lockFileMaintenance: {
-    enabled: true,
-  },
   packageRules: [
     {
       // Require Dependency Dashboard Approval for major version bumps of these node packages

.github/workflows/test-ruby.yml

@@ -132,15 +132,17 @@ jobs:
           additional-system-dependencies: ffmpeg libpam-dev
 
       - name: Load database schema
-        run: './bin/rails db:create db:schema:load db:seed'
+        run: |
+          bin/rails db:setup
+          bin/flatware fan bin/rails db:test:prepare
 
-      - run: bin/rspec
+      - run: bin/flatware rspec -r ./spec/flatware_helper.rb
 
       - name: Upload coverage reports to Codecov
         if: matrix.ruby-version == '.ruby-version'
         uses: codecov/codecov-action@v4
         with:
-          files: coverage/lcov/mastodon.lcov
+          files: coverage/lcov/*.lcov
         env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
 

.nvmrc

@@ -1 +1 @@
-20.14
+20.15

.rubocop/rails.yml

@@ -1,14 +1,13 @@
 ---
+Rails/BulkChangeTable:
+  Enabled: false # Conflicts with strong_migrations features
+
 Rails/FilePath:
   EnforcedStyle: arguments
 
 Rails/HttpStatus:
   EnforcedStyle: numeric
 
-Rails/LexicallyScopedActionFilter:
-  Exclude:
-    - app/controllers/auth/* # Conflicts with `Lint/UselessMethodDefinition` for inherited controller actions
-
 Rails/NegateInclude:
   Enabled: false
 
@@ -22,6 +21,3 @@ Rails/RakeEnvironment:
 
 Rails/SkipsModelValidations:
   Enabled: false
-
-Rails/UnusedIgnoredColumns:
-  Enabled: false # Preserve ability to migrate from arbitrary old versions

.rubocop_todo.yml

@@ -31,14 +31,6 @@ Rails/OutputSafety:
   Exclude:
     - 'config/initializers/simple_form.rb'
 
-# This cop supports unsafe autocorrection (--autocorrect-all).
-# Configuration parameters: AllowedMethods, AllowedPatterns.
-# AllowedMethods: ==, equal?, eql?
-Style/ClassEqualityComparison:
-  Exclude:
-    - 'app/helpers/jsonld_helper.rb'
-    - 'app/serializers/activitypub/outbox_serializer.rb'
-
 # This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: AllowedVars.
 Style/FetchEnvVar:

Dockerfile

@@ -19,9 +19,9 @@ ARG NODE_MAJOR_VERSION="20"
 # Debian image to use for base image, change with [--build-arg DEBIAN_VERSION="bookworm"]
 ARG DEBIAN_VERSION="bookworm"
 # Node image to use for base image based on combined variables (ex: 20-bookworm-slim)
-FROM docker.io/node:${NODE_MAJOR_VERSION}-${DEBIAN_VERSION}-slim as node
+FROM docker.io/node:${NODE_MAJOR_VERSION}-${DEBIAN_VERSION}-slim AS node
 # Ruby image to use for base image based on combined variables (ex: 3.3.x-slim-bookworm)
-FROM docker.io/ruby:${RUBY_VERSION}-slim-${DEBIAN_VERSION} as ruby
+FROM docker.io/ruby:${RUBY_VERSION}-slim-${DEBIAN_VERSION} AS ruby
 
 # Resulting version string is vX.X.X-MASTODON_VERSION_PRERELEASE+MASTODON_VERSION_METADATA
 # Example: v4.3.0-nightly.2023.11.09+pr-123456
@@ -117,7 +117,7 @@ RUN \
   ;
 
 # Create temporary build layer from base image
-FROM ruby as build
+FROM ruby AS build
 
 # Copy Node package configuration files into working directory
 COPY package.json yarn.lock .yarnrc.yml /opt/mastodon/
@@ -185,7 +185,7 @@ RUN \
   corepack prepare --activate;
 
 # Create temporary libvips specific build layer from build layer
-FROM build as libvips
+FROM build AS libvips
 
 # libvips version to compile, change with [--build-arg VIPS_VERSION="8.15.2"]
 # renovate: datasource=github-releases depName=libvips packageName=libvips/libvips
@@ -205,7 +205,7 @@ RUN \
   ninja install;
 
 # Create temporary ffmpeg specific build layer from build layer
-FROM build as ffmpeg
+FROM build AS ffmpeg
 
 # ffmpeg version to compile, change with [--build-arg FFMPEG_VERSION="7.0.x"]
 # renovate: datasource=repology depName=ffmpeg packageName=openpkg_current/ffmpeg
@@ -247,7 +247,7 @@ RUN \
   make install;
 
 # Create temporary bundler specific build layer from build layer
-FROM build as bundler
+FROM build AS bundler
 
 ARG TARGETPLATFORM
 
@@ -269,7 +269,7 @@ RUN \
   bundle install -j"$(nproc)";
 
 # Create temporary node specific build layer from build layer
-FROM build as yarn
+FROM build AS yarn
 
 ARG TARGETPLATFORM
 
@@ -286,7 +286,7 @@ RUN \
   yarn workspaces focus --production @mastodon/mastodon;
 
 # Create temporary assets build layer from build layer
-FROM build as precompiler
+FROM build AS precompiler
 
 # Copy Mastodon sources into precompiler layer
 COPY . /opt/mastodon/
@@ -310,7 +310,7 @@ RUN \
   rm -fr /opt/mastodon/tmp;
 
 # Prep final Mastodon Ruby layer
-FROM ruby as mastodon
+FROM ruby AS mastodon
 
 ARG TARGETPLATFORM
 

Gemfile

@@ -26,7 +26,7 @@ gem 'active_model_serializers', '~> 0.10'
 gem 'addressable', '~> 2.8'
 gem 'bootsnap', '~> 1.18.0', require: false
 gem 'browser'
-gem 'charlock_holmes', github: 'kescher-temp-forks/charlock_holmes', ref: '0a6a8eb2f759477e618e58b81e85365b2b67d306'
+gem 'charlock_holmes', '~> 0.7.7'
 gem 'chewy', '~> 7.3'
 gem 'devise', '~> 4.9'
 gem 'devise-two-factor'
@@ -69,7 +69,7 @@ gem 'oj', '~> 3.14'
 gem 'ox', '~> 2.14'
 gem 'parslet'
 gem 'premailer-rails'
-gem 'public_suffix', '~> 5.0'
+gem 'public_suffix', '~> 6.0'
 gem 'pundit', '~> 2.3'
 gem 'rack-attack', '~> 6.6'
 gem 'rack-cors', '~> 2.0', require: 'rack/cors'
@@ -100,12 +100,10 @@ gem 'json-ld'
 gem 'json-ld-preloaded', '~> 3.2'
 gem 'rdf-normalize', '~> 0.5'
 
-gem 'private_address_check', '~> 0.5'
-
 gem 'opentelemetry-api', '~> 1.2.5'
 
 group :opentelemetry do
-  gem 'opentelemetry-exporter-otlp', '~> 0.27.0', require: false
+  gem 'opentelemetry-exporter-otlp', '~> 0.28.0', require: false
   gem 'opentelemetry-instrumentation-active_job', '~> 0.7.1', require: false
   gem 'opentelemetry-instrumentation-active_model_serializers', '~> 0.20.1', require: false
   gem 'opentelemetry-instrumentation-concurrent_ruby', '~> 0.21.2', require: false
@@ -123,6 +121,9 @@ group :opentelemetry do
 end
 
 group :test do
+  # Enable usage of all available CPUs/cores during spec runs
+  gem 'flatware-rspec'
+
   # Adds RSpec Error/Warning annotations to GitHub PRs on the Files tab
   gem 'rspec-github', '~> 2.4', require: false
 

Gemfile.lock

@@ -7,13 +7,6 @@ GIT
       hkdf (~> 0.2)
       jwt (~> 2.0)
 
-GIT
-  remote: https://github.com/kescher-temp-forks/charlock_holmes.git
-  revision: 0a6a8eb2f759477e618e58b81e85365b2b67d306
-  ref: 0a6a8eb2f759477e618e58b81e85365b2b67d306
-  specs:
-    charlock_holmes (0.7.7)
-
 GEM
   remote: https://rubygems.org/
   specs:
@@ -96,8 +89,8 @@ GEM
       minitest (>= 5.1)
       mutex_m
       tzinfo (~> 2.0)
-    addressable (2.8.6)
+    addressable (2.8.7)
-      public_suffix (>= 2.0.2, < 6.0)
+      public_suffix (>= 2.0.2, < 7.0)
     aes_key_wrap (1.1.0)
     android_key_attestation (0.3.0)
     annotate (3.2.0)
@@ -107,17 +100,17 @@ GEM
     attr_required (1.0.2)
     awrence (1.2.1)
     aws-eventstream (1.3.0)
-    aws-partitions (1.940.0)
+    aws-partitions (1.949.0)
-    aws-sdk-core (3.197.0)
+    aws-sdk-core (3.200.0)
       aws-eventstream (~> 1, >= 1.3.0)
       aws-partitions (~> 1, >= 1.651.0)
       aws-sigv4 (~> 1.8)
       jmespath (~> 1, >= 1.6.1)
-    aws-sdk-kms (1.83.0)
+    aws-sdk-kms (1.87.0)
-      aws-sdk-core (~> 3, >= 3.197.0)
+      aws-sdk-core (~> 3, >= 3.199.0)
       aws-sigv4 (~> 1.1)
-    aws-sdk-s3 (1.152.3)
+    aws-sdk-s3 (1.155.0)
-      aws-sdk-core (~> 3, >= 3.197.0)
+      aws-sdk-core (~> 3, >= 3.199.0)
       aws-sdk-kms (~> 1)
       aws-sigv4 (~> 1.8)
     aws-sigv4 (1.8.0)
@@ -150,7 +143,7 @@ GEM
     brpoplpush-redis_script (0.1.3)
       concurrent-ruby (~> 1.0, >= 1.0.5)
       redis (>= 1.0, < 6)
-    builder (3.2.4)
+    builder (3.3.0)
     bundler-audit (0.9.1)
       bundler (>= 1.2.0, < 3)
       thor (~> 1.0)
@@ -166,6 +159,7 @@ GEM
     case_transform (0.2)
       activesupport
     cbor (0.5.9.8)
+    charlock_holmes (0.7.8)
     chewy (7.6.0)
       activesupport (>= 5.2)
       elasticsearch (>= 7.14.0, < 8)
@@ -201,7 +195,7 @@ GEM
       railties (>= 4.1.0)
       responders
       warden (~> 1.2.3)
-    devise-two-factor (5.0.0)
+    devise-two-factor (5.1.0)
       activesupport (~> 7.0)
       devise (~> 4.0)
       railties (~> 7.0)
@@ -232,7 +226,7 @@ GEM
       htmlentities (~> 4.3.3)
       launchy (~> 2.1)
       mail (~> 2.7)
-    erubi (1.12.0)
+    erubi (1.13.0)
     et-orbi (1.2.11)
       tzinfo
     excon (0.110.0)
@@ -270,6 +264,11 @@ GEM
     ffi-compiler (1.3.2)
       ffi (>= 1.15.5)
       rake
+    flatware (2.3.2)
+      thor (< 2.0)
+    flatware-rspec (2.3.2)
+      flatware (= 2.3.2)
+      rspec (>= 3.6)
     fog-core (2.4.0)
       builder
       excon (~> 0.71)
@@ -404,6 +403,7 @@ GEM
     llhttp-ffi (0.5.0)
       ffi-compiler (~> 1.0)
       rake (~> 13.0)
+    logger (1.6.0)
     lograge (0.14.0)
       actionpack (>= 4)
       activesupport (>= 4)
@@ -495,8 +495,8 @@ GEM
     opentelemetry-api (1.2.5)
     opentelemetry-common (0.20.1)
       opentelemetry-api (~> 1.0)
-    opentelemetry-exporter-otlp (0.27.0)
+    opentelemetry-exporter-otlp (0.28.0)
-      google-protobuf (~> 3.14)
+      google-protobuf (>= 3.18)
       googleapis-common-protos-types (~> 1.3)
       opentelemetry-api (~> 1.1)
       opentelemetry-common (~> 0.20)
@@ -537,7 +537,7 @@ GEM
     opentelemetry-instrumentation-excon (0.22.3)
       opentelemetry-api (~> 1.0)
       opentelemetry-instrumentation-base (~> 0.22.1)
-    opentelemetry-instrumentation-faraday (0.24.4)
+    opentelemetry-instrumentation-faraday (0.24.5)
       opentelemetry-api (~> 1.0)
       opentelemetry-instrumentation-base (~> 0.22.1)
     opentelemetry-instrumentation-http (0.23.3)
@@ -600,7 +600,6 @@ GEM
       actionmailer (>= 3)
       net-smtp
       premailer (~> 1.7, >= 1.7.9)
-    private_address_check (0.5.0)
     propshaft (0.9.0)
       actionpack (>= 7.0.0)
       activesupport (>= 7.0.0)
@@ -608,7 +607,7 @@ GEM
       railties (>= 7.0.0)
     psych (5.1.2)
       stringio
-    public_suffix (5.1.1)
+    public_suffix (6.0.0)
     puma (6.4.2)
       nio4r (~> 2.0)
     pundit (2.3.2)
@@ -681,7 +680,7 @@ GEM
       link_header (~> 0.0, >= 0.0.8)
     rdf-normalize (0.7.0)
       rdf (~> 3.3)
-    rdoc (6.6.3.1)
+    rdoc (6.7.0)
       psych (>= 4.0.0)
     redcarpet (3.6.0)
     redis (4.8.1)
@@ -697,7 +696,7 @@ GEM
     responders (3.1.1)
       actionpack (>= 5.2)
       railties (>= 5.2)
-    rexml (3.3.0)
+    rexml (3.3.1)
       strscan
     rotp (6.3.0)
     rouge (4.2.1)
@@ -706,6 +705,10 @@ GEM
       chunky_png (~> 1.0)
       rqrcode_core (~> 1.0)
     rqrcode_core (1.2.0)
+    rspec (3.13.0)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
     rspec-core (3.13.0)
       rspec-support (~> 3.13.0)
     rspec-expectations (3.13.1)
@@ -748,7 +751,7 @@ GEM
     rubocop-performance (1.21.1)
       rubocop (>= 1.48.1, < 2.0)
       rubocop-ast (>= 1.31.1, < 2.0)
-    rubocop-rails (2.25.0)
+    rubocop-rails (2.25.1)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)
@@ -777,8 +780,9 @@ GEM
     scenic (1.8.0)
       activerecord (>= 4.0.0)
       railties (>= 4.0.0)
-    selenium-webdriver (4.21.1)
+    selenium-webdriver (4.22.0)
       base64 (~> 0.2)
+      logger (~> 1.4)
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)
       websocket (~> 1.0)
@@ -829,7 +833,7 @@ GEM
       unicode-display_width (>= 1.1.1, < 3)
     terrapin (1.0.1)
       climate_control
-    test-prof (1.3.3)
+    test-prof (1.3.3.1)
     thor (1.3.1)
     tilt (2.3.0)
     timeout (0.4.1)
@@ -915,7 +919,7 @@ DEPENDENCIES
   browser
   bundler-audit (~> 0.9)
   capybara (~> 3.39)
-  charlock_holmes!
+  charlock_holmes (~> 0.7.7)
   chewy (~> 7.3)
   climate_control
   cocoon (~> 1.2)
@@ -937,6 +941,7 @@ DEPENDENCIES
   faker (~> 3.2)
   fast_blank (~> 1.0)
   fastimage
+  flatware-rspec
   fog-core (<= 2.4.0)
   fog-openstack (~> 1.0)
   fuubar (~> 2.5)
@@ -978,7 +983,7 @@ DEPENDENCIES
   omniauth-saml (~> 2.0)
   omniauth_openid_connect (~> 0.6.1)
   opentelemetry-api (~> 1.2.5)
-  opentelemetry-exporter-otlp (~> 0.27.0)
+  opentelemetry-exporter-otlp (~> 0.28.0)
   opentelemetry-instrumentation-active_job (~> 0.7.1)
   opentelemetry-instrumentation-active_model_serializers (~> 0.20.1)
   opentelemetry-instrumentation-concurrent_ruby (~> 0.21.2)
@@ -998,9 +1003,8 @@ DEPENDENCIES
   pg (~> 1.5)
   pghero
   premailer-rails
-  private_address_check (~> 0.5)
   propshaft
-  public_suffix (~> 5.0)
+  public_suffix (~> 6.0)
   puma (~> 6.3)
   pundit (~> 2.3)
   rack (~> 2.2.7)

app/controllers/auth/registrations_controller.rb

@@ -25,6 +25,14 @@ class Auth::RegistrationsController < Devise::RegistrationsController
     super(&:build_invite_request)
   end
 
+  def edit # rubocop:disable Lint/UselessMethodDefinition
+    super
+  end
+
+  def create # rubocop:disable Lint/UselessMethodDefinition
+    super
+  end
+
   def update
     super do |resource|
       resource.clear_other_sessions(current_session.session_id) if resource.saved_change_to_encrypted_password?

app/helpers/jsonld_helper.rb

@@ -141,7 +141,7 @@ module JsonLdHelper
   def safe_for_forwarding?(original, compacted)
     original.without('@context', 'signature').all? do |key, value|
       compacted_value = compacted[key]
-      return false unless value.class == compacted_value.class
+      return false unless value.instance_of?(compacted_value.class)
 
       if value.is_a?(Hash)
         safe_for_forwarding?(value, compacted_value)

app/javascript/flavours/glitch/actions/directory.js

@@ -1,62 +0,0 @@
-import api from '../api';
-
-import { fetchRelationships } from './accounts';
-import { importFetchedAccounts } from './importer';
-
-export const DIRECTORY_FETCH_REQUEST = 'DIRECTORY_FETCH_REQUEST';
-export const DIRECTORY_FETCH_SUCCESS = 'DIRECTORY_FETCH_SUCCESS';
-export const DIRECTORY_FETCH_FAIL    = 'DIRECTORY_FETCH_FAIL';
-
-export const DIRECTORY_EXPAND_REQUEST = 'DIRECTORY_EXPAND_REQUEST';
-export const DIRECTORY_EXPAND_SUCCESS = 'DIRECTORY_EXPAND_SUCCESS';
-export const DIRECTORY_EXPAND_FAIL    = 'DIRECTORY_EXPAND_FAIL';
-
-export const fetchDirectory = params => (dispatch) => {
-  dispatch(fetchDirectoryRequest());
-
-  api().get('/api/v1/directory', { params: { ...params, limit: 20 } }).then(({ data }) => {
-    dispatch(importFetchedAccounts(data));
-    dispatch(fetchDirectorySuccess(data));
-    dispatch(fetchRelationships(data.map(x => x.id)));
-  }).catch(error => dispatch(fetchDirectoryFail(error)));
-};
-
-export const fetchDirectoryRequest = () => ({
-  type: DIRECTORY_FETCH_REQUEST,
-});
-
-export const fetchDirectorySuccess = accounts => ({
-  type: DIRECTORY_FETCH_SUCCESS,
-  accounts,
-});
-
-export const fetchDirectoryFail = error => ({
-  type: DIRECTORY_FETCH_FAIL,
-  error,
-});
-
-export const expandDirectory = params => (dispatch, getState) => {
-  dispatch(expandDirectoryRequest());
-
-  const loadedItems = getState().getIn(['user_lists', 'directory', 'items']).size;
-
-  api().get('/api/v1/directory', { params: { ...params, offset: loadedItems, limit: 20 } }).then(({ data }) => {
-    dispatch(importFetchedAccounts(data));
-    dispatch(expandDirectorySuccess(data));
-    dispatch(fetchRelationships(data.map(x => x.id)));
-  }).catch(error => dispatch(expandDirectoryFail(error)));
-};
-
-export const expandDirectoryRequest = () => ({
-  type: DIRECTORY_EXPAND_REQUEST,
-});
-
-export const expandDirectorySuccess = accounts => ({
-  type: DIRECTORY_EXPAND_SUCCESS,
-  accounts,
-});
-
-export const expandDirectoryFail = error => ({
-  type: DIRECTORY_EXPAND_FAIL,
-  error,
-});

app/javascript/flavours/glitch/actions/directory.ts

@@ -0,0 +1,37 @@
+import type { List as ImmutableList } from 'immutable';
+
+import { apiGetDirectory } from 'flavours/glitch/api/directory';
+import { createDataLoadingThunk } from 'flavours/glitch/store/typed_functions';
+
+import { fetchRelationships } from './accounts';
+import { importFetchedAccounts } from './importer';
+
+export const fetchDirectory = createDataLoadingThunk(
+  'directory/fetch',
+  async (params: Parameters<typeof apiGetDirectory>[0]) =>
+    apiGetDirectory(params),
+  (data, { dispatch }) => {
+    dispatch(importFetchedAccounts(data));
+    dispatch(fetchRelationships(data.map((x) => x.id)));
+
+    return { accounts: data };
+  },
+);
+
+export const expandDirectory = createDataLoadingThunk(
+  'directory/expand',
+  async (params: Parameters<typeof apiGetDirectory>[0], { getState }) => {
+    const loadedItems = getState().user_lists.getIn([
+      'directory',
+      'items',
+    ]) as ImmutableList<unknown>;
+
+    return apiGetDirectory({ ...params, offset: loadedItems.size }, 20);
+  },
+  (data, { dispatch }) => {
+    dispatch(importFetchedAccounts(data));
+    dispatch(fetchRelationships(data.map((x) => x.id)));
+
+    return { accounts: data };
+  },
+);

app/javascript/flavours/glitch/actions/importer/index.js

@@ -76,8 +76,8 @@ export function importFetchedStatuses(statuses) {
         pushUnique(polls, normalizePoll(status.poll, getState().getIn(['polls', status.poll.id])));
       }
 
-      if (status.card?.author_account) {
+      if (status.card) {
-        pushUnique(accounts, status.card.author_account);
+        status.card.authors.forEach(author => author.account && pushUnique(accounts, author.account));
       }
     }
 

app/javascript/flavours/glitch/actions/importer/normalizer.js

@@ -36,8 +36,15 @@ export function normalizeStatus(status, normalOldStatus, settings) {
     normalStatus.poll = status.poll.id;
   }
 
-  if (status.card?.author_account) {
+  if (status.card) {
-    normalStatus.card = { ...status.card, author_account: status.card.author_account.id };
+    normalStatus.card = {
+      ...status.card,
+      authors: status.card.authors.map(author => ({
+        ...author,
+        accountId: author.account?.id,
+        account: undefined,
+      })),
+    };
   }
 
   if (status.filtered) {

app/javascript/flavours/glitch/actions/timelines.js

@@ -170,6 +170,7 @@ export const expandAccountTimeline         = (accountId, { maxId, withReplies, t
 export const expandAccountFeaturedTimeline = (accountId, { tagged } = {}) => expandTimeline(`account:${accountId}:pinned`, `/api/v1/accounts/${accountId}/statuses`, { pinned: true, tagged });
 export const expandAccountMediaTimeline    = (accountId, { maxId } = {}) => expandTimeline(`account:${accountId}:media`, `/api/v1/accounts/${accountId}/statuses`, { max_id: maxId, only_media: true, limit: 40 });
 export const expandListTimeline            = (id, { maxId } = {}, done = noOp) => expandTimeline(`list:${id}`, `/api/v1/timelines/list/${id}`, { max_id: maxId }, done);
+export const expandLinkTimeline            = (url, { maxId } = {}, done = noOp) => expandTimeline(`link:${url}`, `/api/v1/timelines/link`, { url, max_id: maxId }, done);
 export const expandHashtagTimeline         = (hashtag, { maxId, tags, local } = {}, done = noOp) => {
   return expandTimeline(`hashtag:${hashtag}${local ? ':local' : ''}`, `/api/v1/timelines/tag/${hashtag}`, {
     max_id: maxId,

app/javascript/flavours/glitch/actions/trends.js

@@ -51,7 +51,7 @@ export const fetchTrendingLinks = () => (dispatch) => {
   api()
     .get('/api/v1/trends/links', { params: { limit: 20 } })
     .then(({ data }) => {
-      dispatch(importFetchedAccounts(data.map(link => link.author_account).filter(account => !!account)));
+      dispatch(importFetchedAccounts(data.flatMap(link => link.authors.map(author => author.account)).filter(account => !!account)));
       dispatch(fetchTrendingLinksSuccess(data));
     })
     .catch(err => dispatch(fetchTrendingLinksFail(err)));

app/javascript/flavours/glitch/api.ts

@@ -59,16 +59,49 @@ export default function api(withAuthorization = true) {
   });
 }
 
+type RequestParamsOrData = Record<string, unknown>;
+
 export async function apiRequest<ApiResponse = unknown>(
   method: Method,
   url: string,
-  params?: Record<string, unknown>,
+  args: {
+    params?: RequestParamsOrData;
+    data?: RequestParamsOrData;
+  } = {},
 ) {
   const { data } = await api().request<ApiResponse>({
     method,
     url: '/api/' + url,
-    data: params,
+    ...args,
   });
 
   return data;
 }
+
+export async function apiRequestGet<ApiResponse = unknown>(
+  url: string,
+  params?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('GET', url, { params });
+}
+
+export async function apiRequestPost<ApiResponse = unknown>(
+  url: string,
+  data?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('POST', url, { data });
+}
+
+export async function apiRequestPut<ApiResponse = unknown>(
+  url: string,
+  data?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('PUT', url, { data });
+}
+
+export async function apiRequestDelete<ApiResponse = unknown>(
+  url: string,
+  params?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('DELETE', url, { params });
+}

app/javascript/flavours/glitch/api/accounts.ts

@@ -1,7 +1,7 @@
-import { apiRequest } from 'flavours/glitch/api';
+import { apiRequestPost } from 'flavours/glitch/api';
 import type { ApiRelationshipJSON } from 'flavours/glitch/api_types/relationships';
 
 export const apiSubmitAccountNote = (id: string, value: string) =>
-  apiRequest<ApiRelationshipJSON>('post', `v1/accounts/${id}/note`, {
+  apiRequestPost<ApiRelationshipJSON>(`v1/accounts/${id}/note`, {
     comment: value,
   });

app/javascript/flavours/glitch/api/directory.ts

@@ -0,0 +1,15 @@
+import { apiRequestGet } from 'flavours/glitch/api';
+import type { ApiAccountJSON } from 'flavours/glitch/api_types/accounts';
+
+export const apiGetDirectory = (
+  params: {
+    order: string;
+    local: boolean;
+    offset?: number;
+  },
+  limit = 20,
+) =>
+  apiRequestGet<ApiAccountJSON[]>('v1/directory', {
+    ...params,
+    limit,
+  });

app/javascript/flavours/glitch/api/interactions.ts

@@ -1,10 +1,10 @@
-import { apiRequest } from 'flavours/glitch/api';
+import { apiRequestPost } from 'flavours/glitch/api';
 import type { Status, StatusVisibility } from 'flavours/glitch/models/status';
 
 export const apiReblog = (statusId: string, visibility: StatusVisibility) =>
-  apiRequest<{ reblog: Status }>('post', `v1/statuses/${statusId}/reblog`, {
+  apiRequestPost<{ reblog: Status }>(`v1/statuses/${statusId}/reblog`, {
     visibility,
   });
 
 export const apiUnreblog = (statusId: string) =>
-  apiRequest<Status>('post', `v1/statuses/${statusId}/unreblog`);
+  apiRequestPost<Status>(`v1/statuses/${statusId}/unreblog`);

app/javascript/flavours/glitch/api/notification_policies.ts

@@ -1,10 +1,9 @@
-import { apiRequest } from 'flavours/glitch/api';
+import { apiRequestGet, apiRequestPut } from 'flavours/glitch/api';
 import type { NotificationPolicyJSON } from 'flavours/glitch/api_types/notification_policies';
 
 export const apiGetNotificationPolicy = () =>
-  apiRequest<NotificationPolicyJSON>('GET', '/v1/notifications/policy');
+  apiRequestGet<NotificationPolicyJSON>('/v1/notifications/policy');
 
 export const apiUpdateNotificationsPolicy = (
   policy: Partial<NotificationPolicyJSON>,
-) =>
+) => apiRequestPut<NotificationPolicyJSON>('/v1/notifications/policy', policy);
-  apiRequest<NotificationPolicyJSON>('PUT', '/v1/notifications/policy', policy);

app/javascript/flavours/glitch/api_types/statuses.ts

@@ -30,6 +30,12 @@ export interface ApiMentionJSON {
   acct: string;
 }
 
+export interface ApiPreviewCardAuthorJSON {
+  name: string;
+  url: string;
+  account?: ApiAccountJSON;
+}
+
 export interface ApiPreviewCardJSON {
   url: string;
   title: string;
@@ -38,6 +44,7 @@ export interface ApiPreviewCardJSON {
   type: string;
   author_name: string;
   author_url: string;
+  author_account?: ApiAccountJSON;
   provider_name: string;
   provider_url: string;
   html: string;
@@ -48,6 +55,7 @@ export interface ApiPreviewCardJSON {
   embed_url: string;
   blurhash: string;
   published_at: string;
+  authors: ApiPreviewCardAuthorJSON[];
 }
 
 export interface ApiStatusJSON {

app/javascript/flavours/glitch/components/account_bio.tsx

@@ -0,0 +1,20 @@
+import { useLinks } from 'flavours/glitch/hooks/useLinks';
+
+export const AccountBio: React.FC<{
+  note: string;
+  className: string;
+}> = ({ note, className }) => {
+  const handleClick = useLinks();
+
+  if (note.length === 0 || note === '<p></p>') {
+    return null;
+  }
+
+  return (
+    <div
+      className={`${className} translate`}
+      dangerouslySetInnerHTML={{ __html: note }}
+      onClickCapture={handleClick}
+    />
+  );
+};

app/javascript/flavours/glitch/components/account_fields.tsx

@@ -0,0 +1,42 @@
+import classNames from 'classnames';
+
+import CheckIcon from '@/material-icons/400-24px/check.svg?react';
+import { Icon } from 'flavours/glitch/components/icon';
+import { useLinks } from 'flavours/glitch/hooks/useLinks';
+import type { Account } from 'flavours/glitch/models/account';
+
+export const AccountFields: React.FC<{
+  fields: Account['fields'];
+  limit: number;
+}> = ({ fields, limit = -1 }) => {
+  const handleClick = useLinks();
+
+  if (fields.size === 0) {
+    return null;
+  }
+
+  return (
+    <div className='account-fields' onClickCapture={handleClick}>
+      {fields.take(limit).map((pair, i) => (
+        <dl
+          key={i}
+          className={classNames({ verified: pair.get('verified_at') })}
+        >
+          <dt
+            dangerouslySetInnerHTML={{ __html: pair.get('name_emojified') }}
+            className='translate'
+          />
+
+          <dd className='translate' title={pair.get('value_plain') ?? ''}>
+            {pair.get('verified_at') && (
+              <Icon id='check' icon={CheckIcon} className='verified__mark' />
+            )}
+            <span
+              dangerouslySetInnerHTML={{ __html: pair.get('value_emojified') }}
+            />
+          </dd>
+        </dl>
+      ))}
+    </div>
+  );
+};

app/javascript/flavours/glitch/components/column_header.jsx

@@ -1,233 +0,0 @@
-import PropTypes from 'prop-types';
-import { PureComponent, useCallback } from 'react';
-
-import { FormattedMessage, injectIntl, defineMessages, useIntl } from 'react-intl';
-
-import classNames from 'classnames';
-import { withRouter } from 'react-router-dom';
-
-import AddIcon from '@/material-icons/400-24px/add.svg?react';
-import ArrowBackIcon from '@/material-icons/400-24px/arrow_back.svg?react';
-import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
-import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
-import CloseIcon from '@/material-icons/400-24px/close.svg?react';
-import SettingsIcon from '@/material-icons/400-24px/settings.svg?react';
-import { Icon }  from 'flavours/glitch/components/icon';
-import { ButtonInTabsBar } from 'flavours/glitch/features/ui/util/columns_context';
-import { identityContextPropShape, withIdentity } from 'flavours/glitch/identity_context';
-import { WithRouterPropTypes } from 'flavours/glitch/utils/react_router';
-
-
-import { useAppHistory } from './router';
-
-const messages = defineMessages({
-  show: { id: 'column_header.show_settings', defaultMessage: 'Show settings' },
-  hide: { id: 'column_header.hide_settings', defaultMessage: 'Hide settings' },
-  moveLeft: { id: 'column_header.moveLeft_settings', defaultMessage: 'Move column to the left' },
-  moveRight: { id: 'column_header.moveRight_settings', defaultMessage: 'Move column to the right' },
-  back: { id: 'column_back_button.label', defaultMessage: 'Back' },
-});
-
-const BackButton = ({ onlyIcon }) => {
-  const history = useAppHistory();
-  const intl = useIntl();
-
-  const handleBackClick = useCallback(() => {
-    if (history.location?.state?.fromMastodon) {
-      history.goBack();
-    } else {
-      history.push('/');
-    }
-  }, [history]);
-
-  return (
-    <button onClick={handleBackClick} className={classNames('column-header__back-button', { 'compact': onlyIcon })} aria-label={intl.formatMessage(messages.back)}>
-      <Icon id='chevron-left' icon={ArrowBackIcon} className='column-back-button__icon' />
-      {!onlyIcon && <FormattedMessage id='column_back_button.label' defaultMessage='Back' />}
-    </button>
-  );
-};
-
-BackButton.propTypes = {
-  onlyIcon: PropTypes.bool,
-};
-
-class ColumnHeader extends PureComponent {
-  static propTypes = {
-    identity: identityContextPropShape,
-    intl: PropTypes.object.isRequired,
-    title: PropTypes.node,
-    icon: PropTypes.string,
-    iconComponent: PropTypes.func,
-    active: PropTypes.bool,
-    multiColumn: PropTypes.bool,
-    extraButton: PropTypes.node,
-    showBackButton: PropTypes.bool,
-    children: PropTypes.node,
-    pinned: PropTypes.bool,
-    placeholder: PropTypes.bool,
-    onPin: PropTypes.func,
-    onMove: PropTypes.func,
-    onClick: PropTypes.func,
-    appendContent: PropTypes.node,
-    collapseIssues: PropTypes.bool,
-    ...WithRouterPropTypes,
-  };
-
-  state = {
-    collapsed: true,
-    animating: false,
-  };
-
-  handleToggleClick = (e) => {
-    e.stopPropagation();
-    this.setState({ collapsed: !this.state.collapsed, animating: true });
-  };
-
-  handleTitleClick = () => {
-    this.props.onClick?.();
-  };
-
-  handleMoveLeft = () => {
-    this.props.onMove(-1);
-  };
-
-  handleMoveRight = () => {
-    this.props.onMove(1);
-  };
-
-  handleTransitionEnd = () => {
-    this.setState({ animating: false });
-  };
-
-  handlePin = () => {
-    if (!this.props.pinned) {
-      this.props.history.replace('/');
-    }
-
-    this.props.onPin();
-  };
-
-  render () {
-    const { title, icon, iconComponent, active, children, pinned, multiColumn, extraButton, showBackButton, intl: { formatMessage }, placeholder, appendContent, collapseIssues, history } = this.props;
-    const { collapsed, animating } = this.state;
-
-    const wrapperClassName = classNames('column-header__wrapper', {
-      'active': active,
-    });
-
-    const buttonClassName = classNames('column-header', {
-      'active': active,
-    });
-
-    const collapsibleClassName = classNames('column-header__collapsible', {
-      'collapsed': collapsed,
-      'animating': animating,
-    });
-
-    const collapsibleButtonClassName = classNames('column-header__button', {
-      'active': !collapsed,
-    });
-
-    let extraContent, pinButton, moveButtons, backButton, collapseButton;
-
-    if (children) {
-      extraContent = (
-        <div key='extra-content' className='column-header__collapsible__extra'>
-          {children}
-        </div>
-      );
-    }
-
-    if (multiColumn && pinned) {
-      pinButton = <button className='text-btn column-header__setting-btn' onClick={this.handlePin}><Icon id='times' icon={CloseIcon} /> <FormattedMessage id='column_header.unpin' defaultMessage='Unpin' /></button>;
-
-      moveButtons = (
-        <div className='column-header__setting-arrows'>
-          <button title={formatMessage(messages.moveLeft)} aria-label={formatMessage(messages.moveLeft)} className='icon-button column-header__setting-btn' onClick={this.handleMoveLeft}><Icon id='chevron-left' icon={ChevronLeftIcon} /></button>
-          <button title={formatMessage(messages.moveRight)} aria-label={formatMessage(messages.moveRight)} className='icon-button column-header__setting-btn' onClick={this.handleMoveRight}><Icon id='chevron-right' icon={ChevronRightIcon} /></button>
-        </div>
-      );
-    } else if (multiColumn && this.props.onPin) {
-      pinButton = <button className='text-btn column-header__setting-btn' onClick={this.handlePin}><Icon id='plus' icon={AddIcon} /> <FormattedMessage id='column_header.pin' defaultMessage='Pin' /></button>;
-    }
-
-    if (history && !pinned && ((multiColumn && history.location?.state?.fromMastodon) || showBackButton)) {
-      backButton = <BackButton onlyIcon={!!title} />;
-    }
-
-    const collapsedContent = [
-      extraContent,
-    ];
-
-    if (multiColumn) {
-      collapsedContent.push(
-        <div key='buttons' className='column-header__advanced-buttons'>
-          {pinButton}
-          {moveButtons}
-        </div>
-      );
-    }
-
-    if (this.props.identity.signedIn && (children || (multiColumn && this.props.onPin))) {
-      collapseButton = (
-        <button
-          className={collapsibleButtonClassName}
-          title={formatMessage(collapsed ? messages.show : messages.hide)}
-          aria-label={formatMessage(collapsed ? messages.show : messages.hide)}
-          onClick={this.handleToggleClick}
-        >
-          <i className='icon-with-badge'>
-            <Icon id='sliders' icon={SettingsIcon} />
-            {collapseIssues && <i className='icon-with-badge__issue-badge' />}
-          </i>
-        </button>
-      );
-    }
-
-    const hasTitle = (icon || iconComponent) && title;
-
-    const component = (
-      <div className={wrapperClassName}>
-        <h1 className={buttonClassName}>
-          {hasTitle && (
-            <>
-              {backButton}
-
-              <button onClick={this.handleTitleClick} className='column-header__title'>
-                {!backButton && <Icon id={icon} icon={iconComponent} className='column-header__icon' />}
-                {title}
-              </button>
-            </>
-          )}
-
-          {!hasTitle && backButton}
-
-          <div className='column-header__buttons'>
-            {extraButton}
-            {collapseButton}
-          </div>
-        </h1>
-
-        <div className={collapsibleClassName} tabIndex={collapsed ? -1 : null} onTransitionEnd={this.handleTransitionEnd}>
-          <div className='column-header__collapsible-inner'>
-            {(!collapsed || animating) && collapsedContent}
-          </div>
-        </div>
-
-        {appendContent}
-      </div>
-    );
-
-    if (placeholder) {
-      return component;
-    } else {
-      return (<ButtonInTabsBar>
-        {component}
-      </ButtonInTabsBar>);
-    }
-  }
-
-}
-
-export default injectIntl(withIdentity(withRouter(ColumnHeader)));

app/javascript/flavours/glitch/components/column_header.tsx

@@ -0,0 +1,301 @@
+import { useCallback, useState } from 'react';
+
+import { FormattedMessage, defineMessages, useIntl } from 'react-intl';
+
+import classNames from 'classnames';
+
+import AddIcon from '@/material-icons/400-24px/add.svg?react';
+import ArrowBackIcon from '@/material-icons/400-24px/arrow_back.svg?react';
+import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
+import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
+import CloseIcon from '@/material-icons/400-24px/close.svg?react';
+import SettingsIcon from '@/material-icons/400-24px/settings.svg?react';
+import type { IconProp } from 'flavours/glitch/components/icon';
+import { Icon } from 'flavours/glitch/components/icon';
+import { ButtonInTabsBar } from 'flavours/glitch/features/ui/util/columns_context';
+import { useIdentity } from 'flavours/glitch/identity_context';
+
+import { useAppHistory } from './router';
+
+const messages = defineMessages({
+  show: { id: 'column_header.show_settings', defaultMessage: 'Show settings' },
+  hide: { id: 'column_header.hide_settings', defaultMessage: 'Hide settings' },
+  moveLeft: {
+    id: 'column_header.moveLeft_settings',
+    defaultMessage: 'Move column to the left',
+  },
+  moveRight: {
+    id: 'column_header.moveRight_settings',
+    defaultMessage: 'Move column to the right',
+  },
+  back: { id: 'column_back_button.label', defaultMessage: 'Back' },
+});
+
+const BackButton: React.FC<{
+  onlyIcon: boolean;
+}> = ({ onlyIcon }) => {
+  const history = useAppHistory();
+  const intl = useIntl();
+
+  const handleBackClick = useCallback(() => {
+    if (history.location.state?.fromMastodon) {
+      history.goBack();
+    } else {
+      history.push('/');
+    }
+  }, [history]);
+
+  return (
+    <button
+      onClick={handleBackClick}
+      className={classNames('column-header__back-button', {
+        compact: onlyIcon,
+      })}
+      aria-label={intl.formatMessage(messages.back)}
+    >
+      <Icon
+        id='chevron-left'
+        icon={ArrowBackIcon}
+        className='column-back-button__icon'
+      />
+      {!onlyIcon && (
+        <FormattedMessage id='column_back_button.label' defaultMessage='Back' />
+      )}
+    </button>
+  );
+};
+
+export interface Props {
+  title?: string;
+  icon?: string;
+  iconComponent?: IconProp;
+  active?: boolean;
+  children?: React.ReactNode;
+  pinned?: boolean;
+  multiColumn?: boolean;
+  extraButton?: React.ReactNode;
+  showBackButton?: boolean;
+  placeholder?: boolean;
+  appendContent?: React.ReactNode;
+  collapseIssues?: boolean;
+  onClick?: () => void;
+  onMove?: (arg0: number) => void;
+  onPin?: () => void;
+}
+
+export const ColumnHeader: React.FC<Props> = ({
+  title,
+  icon,
+  iconComponent,
+  active,
+  children,
+  pinned,
+  multiColumn,
+  extraButton,
+  showBackButton,
+  placeholder,
+  appendContent,
+  collapseIssues,
+  onClick,
+  onMove,
+  onPin,
+}) => {
+  const intl = useIntl();
+  const { signedIn } = useIdentity();
+  const history = useAppHistory();
+  const [collapsed, setCollapsed] = useState(true);
+  const [animating, setAnimating] = useState(false);
+
+  const handleToggleClick = useCallback(
+    (e: React.MouseEvent) => {
+      e.stopPropagation();
+      setCollapsed((value) => !value);
+      setAnimating(true);
+    },
+    [setCollapsed, setAnimating],
+  );
+
+  const handleTitleClick = useCallback(() => {
+    onClick?.();
+  }, [onClick]);
+
+  const handleMoveLeft = useCallback(() => {
+    onMove?.(-1);
+  }, [onMove]);
+
+  const handleMoveRight = useCallback(() => {
+    onMove?.(1);
+  }, [onMove]);
+
+  const handleTransitionEnd = useCallback(() => {
+    setAnimating(false);
+  }, [setAnimating]);
+
+  const handlePin = useCallback(() => {
+    if (!pinned) {
+      history.replace('/');
+    }
+
+    onPin?.();
+  }, [history, pinned, onPin]);
+
+  const wrapperClassName = classNames('column-header__wrapper', {
+    active,
+  });
+
+  const buttonClassName = classNames('column-header', {
+    active,
+  });
+
+  const collapsibleClassName = classNames('column-header__collapsible', {
+    collapsed,
+    animating,
+  });
+
+  const collapsibleButtonClassName = classNames('column-header__button', {
+    active: !collapsed,
+  });
+
+  let extraContent, pinButton, moveButtons, backButton, collapseButton;
+
+  if (children) {
+    extraContent = (
+      <div key='extra-content' className='column-header__collapsible__extra'>
+        {children}
+      </div>
+    );
+  }
+
+  if (multiColumn && pinned) {
+    pinButton = (
+      <button
+        className='text-btn column-header__setting-btn'
+        onClick={handlePin}
+      >
+        <Icon id='times' icon={CloseIcon} />{' '}
+        <FormattedMessage id='column_header.unpin' defaultMessage='Unpin' />
+      </button>
+    );
+
+    moveButtons = (
+      <div className='column-header__setting-arrows'>
+        <button
+          title={intl.formatMessage(messages.moveLeft)}
+          aria-label={intl.formatMessage(messages.moveLeft)}
+          className='icon-button column-header__setting-btn'
+          onClick={handleMoveLeft}
+        >
+          <Icon id='chevron-left' icon={ChevronLeftIcon} />
+        </button>
+        <button
+          title={intl.formatMessage(messages.moveRight)}
+          aria-label={intl.formatMessage(messages.moveRight)}
+          className='icon-button column-header__setting-btn'
+          onClick={handleMoveRight}
+        >
+          <Icon id='chevron-right' icon={ChevronRightIcon} />
+        </button>
+      </div>
+    );
+  } else if (multiColumn && onPin) {
+    pinButton = (
+      <button
+        className='text-btn column-header__setting-btn'
+        onClick={handlePin}
+      >
+        <Icon id='plus' icon={AddIcon} />{' '}
+        <FormattedMessage id='column_header.pin' defaultMessage='Pin' />
+      </button>
+    );
+  }
+
+  if (
+    !pinned &&
+    ((multiColumn && history.location.state?.fromMastodon) || showBackButton)
+  ) {
+    backButton = <BackButton onlyIcon={!!title} />;
+  }
+
+  const collapsedContent = [extraContent];
+
+  if (multiColumn) {
+    collapsedContent.push(
+      <div key='buttons' className='column-header__advanced-buttons'>
+        {pinButton}
+        {moveButtons}
+      </div>,
+    );
+  }
+
+  if (signedIn && (children || (multiColumn && onPin))) {
+    collapseButton = (
+      <button
+        className={collapsibleButtonClassName}
+        title={intl.formatMessage(collapsed ? messages.show : messages.hide)}
+        aria-label={intl.formatMessage(
+          collapsed ? messages.show : messages.hide,
+        )}
+        onClick={handleToggleClick}
+      >
+        <i className='icon-with-badge'>
+          <Icon id='sliders' icon={SettingsIcon} />
+          {collapseIssues && <i className='icon-with-badge__issue-badge' />}
+        </i>
+      </button>
+    );
+  }
+
+  const hasIcon = icon && iconComponent;
+  const hasTitle = hasIcon && title;
+
+  const component = (
+    <div className={wrapperClassName}>
+      <h1 className={buttonClassName}>
+        {hasTitle && (
+          <>
+            {backButton}
+
+            <button onClick={handleTitleClick} className='column-header__title'>
+              {!backButton && (
+                <Icon
+                  id={icon}
+                  icon={iconComponent}
+                  className='column-header__icon'
+                />
+              )}
+              {title}
+            </button>
+          </>
+        )}
+
+        {!hasTitle && backButton}
+
+        <div className='column-header__buttons'>
+          {extraButton}
+          {collapseButton}
+        </div>
+      </h1>
+
+      <div
+        className={collapsibleClassName}
+        tabIndex={collapsed ? -1 : undefined}
+        onTransitionEnd={handleTransitionEnd}
+      >
+        <div className='column-header__collapsible-inner'>
+          {(!collapsed || animating) && collapsedContent}
+        </div>
+      </div>
+
+      {appendContent}
+    </div>
+  );
+
+  if (placeholder) {
+    return component;
+  } else {
+    return <ButtonInTabsBar>{component}</ButtonInTabsBar>;
+  }
+};
+
+// eslint-disable-next-line import/no-default-export
+export default ColumnHeader;

app/javascript/flavours/glitch/components/follow_button.tsx

@@ -0,0 +1,125 @@
+import { useCallback, useEffect } from 'react';
+
+import { useIntl, defineMessages, FormattedMessage } from 'react-intl';
+
+import { useIdentity } from '@/flavours/glitch/identity_context';
+import {
+  fetchRelationships,
+  followAccount,
+  unfollowAccount,
+} from 'flavours/glitch/actions/accounts';
+import { openModal } from 'flavours/glitch/actions/modal';
+import { Button } from 'flavours/glitch/components/button';
+import { LoadingIndicator } from 'flavours/glitch/components/loading_indicator';
+import { me } from 'flavours/glitch/initial_state';
+import { useAppDispatch, useAppSelector } from 'flavours/glitch/store';
+
+const messages = defineMessages({
+  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
+  follow: { id: 'account.follow', defaultMessage: 'Follow' },
+  followBack: { id: 'account.follow_back', defaultMessage: 'Follow back' },
+  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
+});
+
+export const FollowButton: React.FC<{
+  accountId?: string;
+}> = ({ accountId }) => {
+  const intl = useIntl();
+  const dispatch = useAppDispatch();
+  const { signedIn } = useIdentity();
+  const account = useAppSelector((state) =>
+    accountId ? state.accounts.get(accountId) : undefined,
+  );
+  const relationship = useAppSelector((state) =>
+    accountId ? state.relationships.get(accountId) : undefined,
+  );
+  const following = relationship?.following || relationship?.requested;
+
+  useEffect(() => {
+    if (accountId && signedIn) {
+      dispatch(fetchRelationships([accountId]));
+    }
+  }, [dispatch, accountId, signedIn]);
+
+  const handleClick = useCallback(() => {
+    if (!signedIn) {
+      dispatch(
+        openModal({
+          modalType: 'INTERACTION',
+          modalProps: {
+            type: 'follow',
+            accountId: accountId,
+            url: account?.url,
+          },
+        }),
+      );
+    }
+
+    if (!relationship) return;
+
+    if (accountId === me) {
+      return;
+    } else if (relationship.following || relationship.requested) {
+      dispatch(
+        openModal({
+          modalType: 'CONFIRM',
+          modalProps: {
+            message: (
+              <FormattedMessage
+                id='confirmations.unfollow.message'
+                defaultMessage='Are you sure you want to unfollow {name}?'
+                values={{ name: <strong>@{account?.acct}</strong> }}
+              />
+            ),
+            confirm: intl.formatMessage(messages.unfollow),
+            onConfirm: () => {
+              dispatch(unfollowAccount(accountId));
+            },
+          },
+        }),
+      );
+    } else {
+      dispatch(followAccount(accountId));
+    }
+  }, [dispatch, intl, accountId, relationship, account, signedIn]);
+
+  let label;
+
+  if (!signedIn) {
+    label = intl.formatMessage(messages.follow);
+  } else if (accountId === me) {
+    label = intl.formatMessage(messages.edit_profile);
+  } else if (!relationship) {
+    label = <LoadingIndicator />;
+  } else if (!relationship.following && relationship.followed_by) {
+    label = intl.formatMessage(messages.followBack);
+  } else if (relationship.following || relationship.requested) {
+    label = intl.formatMessage(messages.unfollow);
+  } else {
+    label = intl.formatMessage(messages.follow);
+  }
+
+  if (accountId === me) {
+    return (
+      <a
+        href='/settings/profile'
+        target='_blank'
+        rel='noreferrer noopener'
+        className='button button-secondary'
+      >
+        {label}
+      </a>
+    );
+  }
+
+  return (
+    <Button
+      onClick={handleClick}
+      disabled={relationship?.blocked_by || relationship?.blocking}
+      secondary={following}
+      className={following ? 'button--destructive' : undefined}
+    >
+      {label}
+    </Button>
+  );
+};

app/javascript/flavours/glitch/components/hover_card_account.tsx

@@ -0,0 +1,78 @@
+import { useEffect, forwardRef } from 'react';
+
+import classNames from 'classnames';
+
+import { fetchAccount } from 'flavours/glitch/actions/accounts';
+import { AccountBio } from 'flavours/glitch/components/account_bio';
+import { AccountFields } from 'flavours/glitch/components/account_fields';
+import { Avatar } from 'flavours/glitch/components/avatar';
+import { FollowersCounter } from 'flavours/glitch/components/counters';
+import { DisplayName } from 'flavours/glitch/components/display_name';
+import { FollowButton } from 'flavours/glitch/components/follow_button';
+import { LoadingIndicator } from 'flavours/glitch/components/loading_indicator';
+import { Permalink } from 'flavours/glitch/components/permalink';
+import { ShortNumber } from 'flavours/glitch/components/short_number';
+import { domain } from 'flavours/glitch/initial_state';
+import { useAppSelector, useAppDispatch } from 'flavours/glitch/store';
+
+export const HoverCardAccount = forwardRef<
+  HTMLDivElement,
+  { accountId?: string }
+>(({ accountId }, ref) => {
+  const dispatch = useAppDispatch();
+
+  const account = useAppSelector((state) =>
+    accountId ? state.accounts.get(accountId) : undefined,
+  );
+
+  useEffect(() => {
+    if (accountId && !account) {
+      dispatch(fetchAccount(accountId));
+    }
+  }, [dispatch, accountId, account]);
+
+  return (
+    <div
+      ref={ref}
+      id='hover-card'
+      role='tooltip'
+      className={classNames('hover-card dropdown-animation', {
+        'hover-card--loading': !account,
+      })}
+    >
+      {account ? (
+        <>
+          <Permalink
+            to={`/@${account.acct}`}
+            href={account.get('url')}
+            className='hover-card__name'
+          >
+            <Avatar account={account} size={46} />
+            <DisplayName account={account} localDomain={domain} />
+          </Permalink>
+
+          <div className='hover-card__text-row'>
+            <AccountBio
+              note={account.note_emojified}
+              className='hover-card__bio'
+            />
+            <AccountFields fields={account.fields} limit={2} />
+          </div>
+
+          <div className='hover-card__number'>
+            <ShortNumber
+              value={account.followers_count}
+              renderer={FollowersCounter}
+            />
+          </div>
+
+          <FollowButton accountId={accountId} />
+        </>
+      ) : (
+        <LoadingIndicator />
+      )}
+    </div>
+  );
+});
+
+HoverCardAccount.displayName = 'HoverCardAccount';

app/javascript/flavours/glitch/components/hover_card_controller.tsx

@@ -0,0 +1,176 @@
+import { useEffect, useRef, useState, useCallback } from 'react';
+
+import { useLocation } from 'react-router-dom';
+
+import Overlay from 'react-overlays/Overlay';
+import type {
+  OffsetValue,
+  UsePopperOptions,
+} from 'react-overlays/esm/usePopper';
+
+import { HoverCardAccount } from 'flavours/glitch/components/hover_card_account';
+import { useTimeout } from 'flavours/glitch/hooks/useTimeout';
+
+const offset = [-12, 4] as OffsetValue;
+const enterDelay = 750;
+const leaveDelay = 150;
+const popperConfig = { strategy: 'fixed' } as UsePopperOptions;
+
+const isHoverCardAnchor = (element: HTMLElement) =>
+  element.matches('[data-hover-card-account]');
+
+export const HoverCardController: React.FC = () => {
+  const [open, setOpen] = useState(false);
+  const [accountId, setAccountId] = useState<string | undefined>();
+  const [anchor, setAnchor] = useState<HTMLElement | null>(null);
+  const cardRef = useRef<HTMLDivElement | null>(null);
+  const [setLeaveTimeout, cancelLeaveTimeout] = useTimeout();
+  const [setEnterTimeout, cancelEnterTimeout, delayEnterTimeout] = useTimeout();
+  const [setScrollTimeout] = useTimeout();
+  const location = useLocation();
+
+  const handleClose = useCallback(() => {
+    cancelEnterTimeout();
+    cancelLeaveTimeout();
+    setOpen(false);
+    setAnchor(null);
+  }, [cancelEnterTimeout, cancelLeaveTimeout, setOpen, setAnchor]);
+
+  useEffect(() => {
+    handleClose();
+  }, [handleClose, location]);
+
+  useEffect(() => {
+    let isScrolling = false;
+    let currentAnchor: HTMLElement | null = null;
+
+    const open = (target: HTMLElement) => {
+      target.setAttribute('aria-describedby', 'hover-card');
+      setOpen(true);
+      setAnchor(target);
+      setAccountId(target.getAttribute('data-hover-card-account') ?? undefined);
+    };
+
+    const close = () => {
+      currentAnchor?.removeAttribute('aria-describedby');
+      currentAnchor = null;
+      setOpen(false);
+      setAnchor(null);
+      setAccountId(undefined);
+    };
+
+    const handleMouseEnter = (e: MouseEvent) => {
+      const { target } = e;
+
+      // We've exited the window
+      if (!(target instanceof HTMLElement)) {
+        close();
+        return;
+      }
+
+      // We've entered an anchor
+      if (!isScrolling && isHoverCardAnchor(target)) {
+        cancelLeaveTimeout();
+
+        currentAnchor?.removeAttribute('aria-describedby');
+        currentAnchor = target;
+
+        setEnterTimeout(() => {
+          open(target);
+        }, enterDelay);
+      }
+
+      // We've entered the hover card
+      if (
+        !isScrolling &&
+        (target === currentAnchor || target === cardRef.current)
+      ) {
+        cancelLeaveTimeout();
+      }
+    };
+
+    const handleMouseLeave = (e: MouseEvent) => {
+      if (!currentAnchor) {
+        return;
+      }
+
+      if (e.target === currentAnchor || e.target === cardRef.current) {
+        cancelEnterTimeout();
+
+        setLeaveTimeout(() => {
+          close();
+        }, leaveDelay);
+      }
+    };
+
+    const handleScrollEnd = () => {
+      isScrolling = false;
+    };
+
+    const handleScroll = () => {
+      isScrolling = true;
+      cancelEnterTimeout();
+      setScrollTimeout(handleScrollEnd, 100);
+    };
+
+    const handleMouseMove = () => {
+      delayEnterTimeout(enterDelay);
+    };
+
+    document.body.addEventListener('mouseenter', handleMouseEnter, {
+      passive: true,
+      capture: true,
+    });
+
+    document.body.addEventListener('mousemove', handleMouseMove, {
+      passive: true,
+      capture: false,
+    });
+
+    document.body.addEventListener('mouseleave', handleMouseLeave, {
+      passive: true,
+      capture: true,
+    });
+
+    document.addEventListener('scroll', handleScroll, {
+      passive: true,
+      capture: true,
+    });
+
+    return () => {
+      document.body.removeEventListener('mouseenter', handleMouseEnter);
+      document.body.removeEventListener('mousemove', handleMouseMove);
+      document.body.removeEventListener('mouseleave', handleMouseLeave);
+      document.removeEventListener('scroll', handleScroll);
+    };
+  }, [
+    setEnterTimeout,
+    setLeaveTimeout,
+    setScrollTimeout,
+    cancelEnterTimeout,
+    cancelLeaveTimeout,
+    delayEnterTimeout,
+    setOpen,
+    setAccountId,
+    setAnchor,
+  ]);
+
+  return (
+    <Overlay
+      rootClose
+      onHide={handleClose}
+      show={open}
+      target={anchor}
+      placement='bottom-start'
+      flip
+      offset={offset}
+      popperConfig={popperConfig}
+    >
+      {({ props }) => (
+        <div {...props} className='hover-card-controller'>
+          <HoverCardAccount accountId={accountId} ref={cardRef} />
+        </div>
+      )}
+    </Overlay>
+  );
+};

app/javascript/flavours/glitch/components/status.jsx

@@ -1,13 +1,11 @@
 import PropTypes from 'prop-types';
 
-import { injectIntl, FormattedMessage } from 'react-intl';
+import { FormattedMessage, injectIntl } from 'react-intl';
 
 import classNames from 'classnames';
-import { withRouter } from 'react-router-dom';
 
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import ImmutablePureComponent from 'react-immutable-pure-component';
-import { connect } from 'react-redux';
 
 import { HotKeys } from 'react-hotkeys';
 
@@ -22,7 +20,7 @@ import Card from '../features/status/components/card';
 // We use the component (and not the container) since we do not want
 // to use the progress bar to show download progress
 import Bundle from '../features/ui/components/bundle';
-import { MediaGallery, Video, Audio } from '../features/ui/util/async-components';
+import { Audio, MediaGallery, Video } from '../features/ui/util/async-components';
 import { SensitiveMediaContext } from '../features/ui/util/sensitive_media_context';
 import { displayMedia, visibleReactions } from '../initial_state';
 
@@ -811,7 +809,7 @@ class Status extends ImmutablePureComponent {
           {prepend}
 
           <div
-            className={classNames('status', `status-${status.get('visibility')}`, { 'status-reply': !!status.get('in_reply_to_id'), 'status--in-thread': !!rootId, 'status--first-in-thread': previousId && (!connectUp || connectToRoot), muted: this.props.muted, 'has-background': isCollapsed && background, collapsed: isCollapsed })}
+            className={classNames('status', `status-${status.get('visibility')}`, { 'status-reply': !!status.get('in_reply_to_id'), 'status--in-thread': !!rootId, 'status--first-in-thread': previousId && (!connectUp || connectToRoot), muted: this.props.muted, 'has-background': isCollapsed && background })}
             data-id={status.get('id')}
             style={isCollapsed && background ? { backgroundImage: `url(${background})` } : null}
           >

app/javascript/flavours/glitch/components/status_content.jsx

@@ -181,7 +181,8 @@ class StatusContent extends PureComponent {
 
       if (mention) {
         link.addEventListener('click', this.onMentionClick.bind(this, mention), false);
-        link.setAttribute('title', `@${mention.get('acct')}`);
+        link.removeAttribute('title');
+        link.setAttribute('data-hover-card-account', mention.get('id'));
         if (rewriteMentions !== 'no') {
           while (link.firstChild) link.removeChild(link.firstChild);
           link.appendChild(document.createTextNode('@'));

app/javascript/flavours/glitch/components/status_header.jsx

@@ -51,6 +51,7 @@ export default class StatusHeader extends PureComponent {
         target='_blank'
         onClick={this.handleAccountClick}
         rel='noopener noreferrer'
+        data-hover-card-account={status.getIn(['account', 'id'])}
       >
         <div className='status__avatar'>
           {statusAvatar}

app/javascript/flavours/glitch/components/status_list.jsx

@@ -33,6 +33,7 @@ export default class StatusList extends ImmutablePureComponent {
     withCounters: PropTypes.bool,
     timelineId: PropTypes.string.isRequired,
     lastId: PropTypes.string,
+    bindToDocument: PropTypes.bool,
     regex: PropTypes.string,
   };
 

app/javascript/flavours/glitch/components/status_prepend.jsx

@@ -39,6 +39,7 @@ export default class StatusPrepend extends PureComponent {
         onClick={this.handleClick}
         href={account.get('url')}
         className='status__display-name'
+        data-hover-card-account={account.get('id')}
       >
         <bdi>
           <strong

app/javascript/flavours/glitch/features/account_timeline/containers/header_container.jsx

@@ -23,7 +23,6 @@ import { makeGetAccount, getAccountHidden } from '../../../selectors';
 import Header from '../components/header';
 
 const messages = defineMessages({
-  cancelFollowRequestConfirm: { id: 'confirmations.cancel_follow_request.confirm', defaultMessage: 'Withdraw request' },
   unfollowConfirm: { id: 'confirmations.unfollow.confirm', defaultMessage: 'Unfollow' },
   blockDomainConfirm: { id: 'confirmations.domain_block.confirm', defaultMessage: 'Block entire domain' },
 });
@@ -43,7 +42,7 @@ const makeMapStateToProps = () => {
 const mapDispatchToProps = (dispatch, { intl }) => ({
 
   onFollow (account) {
-    if (account.getIn(['relationship', 'following'])) {
+    if (account.getIn(['relationship', 'following']) || account.getIn(['relationship', 'requested'])) {
       dispatch(openModal({
         modalType: 'CONFIRM',
         modalProps: {
@@ -52,15 +51,6 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
           onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
         },
       }));
-    } else if (account.getIn(['relationship', 'requested'])) {
-      dispatch(openModal({
-        modalType: 'CONFIRM',
-        modalProps: {
-          message: <FormattedMessage id='confirmations.cancel_follow_request.message' defaultMessage='Are you sure you want to withdraw your request to follow {name}?' values={{ name: <strong>@{account.get('acct')}</strong> }} />,
-          confirm: intl.formatMessage(messages.cancelFollowRequestConfirm),
-          onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
-        },
-      }));
     } else {
       dispatch(followAccount(account.get('id')));
     }

app/javascript/flavours/glitch/features/direct_timeline/components/conversation.jsx

@@ -185,7 +185,7 @@ export const Conversation = ({ conversation, scrollKey, onMoveUp, onMoveDown })
   menu.push({ text: intl.formatMessage(messages.delete), action: handleDelete });
 
   const names = accounts.map(a => (
-    <Permalink to={`/@${a.get('acct')}`} href={a.get('url')} key={a.get('id')} title={a.get('acct')}>
+    <Permalink to={`/@${a.get('acct')}`} href={a.get('url')} key={a.get('id')} data-hover-card-account={a.get('id')}>
       <bdi>
         <strong
           className='display-name__html'

app/javascript/flavours/glitch/features/directory/components/account_card.jsx

@@ -1,247 +0,0 @@
-import PropTypes from 'prop-types';
-
-import { FormattedMessage, injectIntl, defineMessages } from 'react-intl';
-
-import classNames from 'classnames';
-
-import ImmutablePropTypes from 'react-immutable-proptypes';
-import ImmutablePureComponent from 'react-immutable-pure-component';
-import { connect } from 'react-redux';
-
-import {
-  followAccount,
-  unfollowAccount,
-  unblockAccount,
-  unmuteAccount,
-} from 'flavours/glitch/actions/accounts';
-import { openModal } from 'flavours/glitch/actions/modal';
-import { Avatar } from 'flavours/glitch/components/avatar';
-import { Button } from 'flavours/glitch/components/button';
-import { DisplayName } from 'flavours/glitch/components/display_name';
-import { IconButton } from 'flavours/glitch/components/icon_button';
-import { Permalink } from 'flavours/glitch/components/permalink';
-import { ShortNumber } from 'flavours/glitch/components/short_number';
-import { autoPlayGif, me } from 'flavours/glitch/initial_state';
-import { makeGetAccount } from 'flavours/glitch/selectors';
-
-const messages = defineMessages({
-  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
-  follow: { id: 'account.follow', defaultMessage: 'Follow' },
-  cancel_follow_request: { id: 'account.cancel_follow_request', defaultMessage: 'Withdraw follow request' },
-  cancelFollowRequestConfirm: { id: 'confirmations.cancel_follow_request.confirm', defaultMessage: 'Withdraw request' },
-  requested: { id: 'account.requested', defaultMessage: 'Awaiting approval. Click to cancel follow request' },
-  unblock: { id: 'account.unblock_short', defaultMessage: 'Unblock' },
-  unmute: { id: 'account.unmute_short', defaultMessage: 'Unmute' },
-  unfollowConfirm: { id: 'confirmations.unfollow.confirm', defaultMessage: 'Unfollow' },
-  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
-  dismissSuggestion: { id: 'suggestions.dismiss', defaultMessage: 'Dismiss suggestion' },
-});
-
-const makeMapStateToProps = () => {
-  const getAccount = makeGetAccount();
-
-  const mapStateToProps = (state, { id }) => ({
-    account: getAccount(state, id),
-  });
-
-  return mapStateToProps;
-};
-
-const mapDispatchToProps = (dispatch, { intl }) => ({
-  onFollow(account) {
-    if (account.getIn(['relationship', 'following'])) {
-      dispatch(
-        openModal({
-          modalType: 'CONFIRM',
-          modalProps: {
-            message: (
-              <FormattedMessage
-                id='confirmations.unfollow.message'
-                defaultMessage='Are you sure you want to unfollow {name}?'
-                values={{ name: <strong>@{account.get('acct')}</strong> }}
-              />
-            ),
-            confirm: intl.formatMessage(messages.unfollowConfirm),
-            onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
-          } }),
-      );
-    } else if (account.getIn(['relationship', 'requested'])) {
-      dispatch(openModal({
-        modalType: 'CONFIRM',
-        modalProps: {
-          message: <FormattedMessage id='confirmations.cancel_follow_request.message' defaultMessage='Are you sure you want to withdraw your request to follow {name}?' values={{ name: <strong>@{account.get('acct')}</strong> }} />,
-          confirm: intl.formatMessage(messages.cancelFollowRequestConfirm),
-          onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
-        },
-      }));
-    } else {
-      dispatch(followAccount(account.get('id')));
-    }
-  },
-
-  onBlock(account) {
-    if (account.getIn(['relationship', 'blocking'])) {
-      dispatch(unblockAccount(account.get('id')));
-    }
-  },
-
-  onMute(account) {
-    if (account.getIn(['relationship', 'muting'])) {
-      dispatch(unmuteAccount(account.get('id')));
-    }
-  },
-
-});
-
-class AccountCard extends ImmutablePureComponent {
-
-  static propTypes = {
-    account: ImmutablePropTypes.record.isRequired,
-    intl: PropTypes.object.isRequired,
-    onFollow: PropTypes.func.isRequired,
-    onBlock: PropTypes.func.isRequired,
-    onMute: PropTypes.func.isRequired,
-    onDismiss: PropTypes.func,
-  };
-
-  handleMouseEnter = ({ currentTarget }) => {
-    if (autoPlayGif) {
-      return;
-    }
-
-    const emojis = currentTarget.querySelectorAll('.custom-emoji');
-
-    for (var i = 0; i < emojis.length; i++) {
-      let emoji = emojis[i];
-      emoji.src = emoji.getAttribute('data-original');
-    }
-  };
-
-  handleMouseLeave = ({ currentTarget }) => {
-    if (autoPlayGif) {
-      return;
-    }
-
-    const emojis = currentTarget.querySelectorAll('.custom-emoji');
-
-    for (var i = 0; i < emojis.length; i++) {
-      let emoji = emojis[i];
-      emoji.src = emoji.getAttribute('data-static');
-    }
-  };
-
-  handleFollow = () => {
-    this.props.onFollow(this.props.account);
-  };
-
-  handleBlock = () => {
-    this.props.onBlock(this.props.account);
-  };
-
-  handleMute = () => {
-    this.props.onMute(this.props.account);
-  };
-
-  handleEditProfile = () => {
-    window.open('/settings/profile', '_blank');
-  };
-
-  handleDismiss = (e) => {
-    const { account, onDismiss } = this.props;
-    onDismiss(account.get('id'));
-
-    e.preventDefault();
-    e.stopPropagation();
-  };
-
-  render() {
-    const { account, intl } = this.props;
-
-    let actionBtn;
-
-    if (me !== account.get('id')) {
-      if (!account.get('relationship')) { // Wait until the relationship is loaded
-        actionBtn = '';
-      } else if (account.getIn(['relationship', 'requested'])) {
-        actionBtn = <Button  text={intl.formatMessage(messages.cancel_follow_request)} title={intl.formatMessage(messages.requested)} onClick={this.handleFollow} />;
-      } else if (account.getIn(['relationship', 'muting'])) {
-        actionBtn = <Button  text={intl.formatMessage(messages.unmute)} onClick={this.handleMute} />;
-      } else if (!account.getIn(['relationship', 'blocking'])) {
-        actionBtn = <Button disabled={account.getIn(['relationship', 'blocked_by'])} className={classNames({ 'button--destructive': account.getIn(['relationship', 'following']) })} text={intl.formatMessage(account.getIn(['relationship', 'following']) ? messages.unfollow : messages.follow)} onClick={this.handleFollow} />;
-      } else if (account.getIn(['relationship', 'blocking'])) {
-        actionBtn = <Button  text={intl.formatMessage(messages.unblock)} onClick={this.handleBlock} />;
-      }
-    } else {
-      actionBtn = <Button  text={intl.formatMessage(messages.edit_profile)} onClick={this.handleEditProfile} />;
-    }
-
-    return (
-      <div className='account-card'>
-        <Permalink href={account.get('url')} to={`/@${account.get('acct')}`} className='account-card__permalink'>
-          <div className='account-card__header'>
-            {this.props.onDismiss && <IconButton className='media-modal__close' title={intl.formatMessage(messages.dismissSuggestion)} icon='times' onClick={this.handleDismiss} size={20} />}
-
-            <img
-              src={
-                autoPlayGif ? account.get('header') : account.get('header_static')
-              }
-              alt=''
-            />
-          </div>
-
-          <div className='account-card__title'>
-            <div className='account-card__title__avatar'><Avatar account={account} size={56} /></div>
-            <DisplayName account={account} />
-          </div>
-        </Permalink>
-
-        {account.get('note').length > 0 && (
-          <div
-            className='account-card__bio translate'
-            onMouseEnter={this.handleMouseEnter}
-            onMouseLeave={this.handleMouseLeave}
-            dangerouslySetInnerHTML={{ __html: account.get('note_emojified') }}
-          />
-        )}
-
-        <div className='account-card__actions'>
-          <div className='account-card__counters'>
-            <div className='account-card__counters__item'>
-              <ShortNumber value={account.get('statuses_count')} />
-              <small>
-                <FormattedMessage id='account.posts' defaultMessage='Posts' />
-              </small>
-            </div>
-
-            <div className='account-card__counters__item'>
-              {account.get('followers_count') < 0 ? '-' : <ShortNumber value={account.get('followers_count')} />}{' '}
-              <small>
-                <FormattedMessage
-                  id='account.followers'
-                  defaultMessage='Followers'
-                />
-              </small>
-            </div>
-
-            <div className='account-card__counters__item'>
-              <ShortNumber value={account.get('following_count')} />{' '}
-              <small>
-                <FormattedMessage
-                  id='account.following'
-                  defaultMessage='Following'
-                />
-              </small>
-            </div>
-          </div>
-
-          <div className='account-card__actions__button'>
-            {actionBtn}
-          </div>
-        </div>
-      </div>
-    );
-  }
-
-}
-
-export default injectIntl(connect(makeMapStateToProps, mapDispatchToProps)(AccountCard));

app/javascript/flavours/glitch/features/directory/components/account_card.tsx

@@ -0,0 +1,273 @@
+import type { MouseEventHandler } from 'react';
+import { useCallback } from 'react';
+
+import { FormattedMessage, defineMessages, useIntl } from 'react-intl';
+
+import classNames from 'classnames';
+
+import {
+  followAccount,
+  unfollowAccount,
+  unblockAccount,
+  unmuteAccount,
+} from 'flavours/glitch/actions/accounts';
+import { openModal } from 'flavours/glitch/actions/modal';
+import { Avatar } from 'flavours/glitch/components/avatar';
+import { Button } from 'flavours/glitch/components/button';
+import { DisplayName } from 'flavours/glitch/components/display_name';
+import { Permalink } from 'flavours/glitch/components/permalink';
+import { ShortNumber } from 'flavours/glitch/components/short_number';
+import { autoPlayGif, me } from 'flavours/glitch/initial_state';
+import type { Account } from 'flavours/glitch/models/account';
+import { makeGetAccount } from 'flavours/glitch/selectors';
+import { useAppDispatch, useAppSelector } from 'flavours/glitch/store';
+
+const messages = defineMessages({
+  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
+  follow: { id: 'account.follow', defaultMessage: 'Follow' },
+  cancel_follow_request: {
+    id: 'account.cancel_follow_request',
+    defaultMessage: 'Withdraw follow request',
+  },
+  cancelFollowRequestConfirm: {
+    id: 'confirmations.cancel_follow_request.confirm',
+    defaultMessage: 'Withdraw request',
+  },
+  requested: {
+    id: 'account.requested',
+    defaultMessage: 'Awaiting approval. Click to cancel follow request',
+  },
+  unblock: { id: 'account.unblock_short', defaultMessage: 'Unblock' },
+  unmute: { id: 'account.unmute_short', defaultMessage: 'Unmute' },
+  unfollowConfirm: {
+    id: 'confirmations.unfollow.confirm',
+    defaultMessage: 'Unfollow',
+  },
+  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
+});
+
+const getAccount = makeGetAccount();
+
+export const AccountCard: React.FC<{ accountId: string }> = ({ accountId }) => {
+  const intl = useIntl();
+  const account = useAppSelector((s) => getAccount(s, accountId));
+  const dispatch = useAppDispatch();
+
+  const handleMouseEnter = useCallback<MouseEventHandler>(
+    ({ currentTarget }) => {
+      if (autoPlayGif) {
+        return;
+      }
+      const emojis =
+        currentTarget.querySelectorAll<HTMLImageElement>('.custom-emoji');
+
+      emojis.forEach((emoji) => {
+        const original = emoji.getAttribute('data-original');
+        if (original) emoji.src = original;
+      });
+    },
+    [],
+  );
+
+  const handleMouseLeave = useCallback<MouseEventHandler>(
+    ({ currentTarget }) => {
+      if (autoPlayGif) {
+        return;
+      }
+
+      const emojis =
+        currentTarget.querySelectorAll<HTMLImageElement>('.custom-emoji');
+
+      emojis.forEach((emoji) => {
+        const staticUrl = emoji.getAttribute('data-static');
+        if (staticUrl) emoji.src = staticUrl;
+      });
+    },
+    [],
+  );
+
+  const handleFollow = useCallback(() => {
+    if (!account) return;
+
+    if (account.getIn(['relationship', 'following'])) {
+      dispatch(
+        openModal({
+          modalType: 'CONFIRM',
+          modalProps: {
+            message: (
+              <FormattedMessage
+                id='confirmations.unfollow.message'
+                defaultMessage='Are you sure you want to unfollow {name}?'
+                values={{ name: <strong>@{account.get('acct')}</strong> }}
+              />
+            ),
+            confirm: intl.formatMessage(messages.unfollowConfirm),
+            onConfirm: () => {
+              dispatch(unfollowAccount(account.get('id')));
+            },
+          },
+        }),
+      );
+    } else if (account.getIn(['relationship', 'requested'])) {
+      dispatch(
+        openModal({
+          modalType: 'CONFIRM',
+          modalProps: {
+            message: (
+              <FormattedMessage
+                id='confirmations.cancel_follow_request.message'
+                defaultMessage='Are you sure you want to withdraw your request to follow {name}?'
+                values={{ name: <strong>@{account.get('acct')}</strong> }}
+              />
+            ),
+            confirm: intl.formatMessage(messages.cancelFollowRequestConfirm),
+            onConfirm: () => {
+              dispatch(unfollowAccount(account.get('id')));
+            },
+          },
+        }),
+      );
+    } else {
+      dispatch(followAccount(account.get('id')));
+    }
+  }, [account, dispatch, intl]);
+
+  const handleBlock = useCallback(() => {
+    if (account?.relationship?.blocking) {
+      dispatch(unblockAccount(account.get('id')));
+    }
+  }, [account, dispatch]);
+
+  const handleMute = useCallback(() => {
+    if (account?.relationship?.muting) {
+      dispatch(unmuteAccount(account.get('id')));
+    }
+  }, [account, dispatch]);
+
+  const handleEditProfile = useCallback(() => {
+    window.open('/settings/profile', '_blank');
+  }, []);
+
+  if (!account) return null;
+
+  let actionBtn;
+
+  if (me !== account.get('id')) {
+    if (!account.get('relationship')) {
+      // Wait until the relationship is loaded
+      actionBtn = '';
+    } else if (account.getIn(['relationship', 'requested'])) {
+      actionBtn = (
+        <Button
+          text={intl.formatMessage(messages.cancel_follow_request)}
+          title={intl.formatMessage(messages.requested)}
+          onClick={handleFollow}
+        />
+      );
+    } else if (account.getIn(['relationship', 'muting'])) {
+      actionBtn = (
+        <Button
+          text={intl.formatMessage(messages.unmute)}
+          onClick={handleMute}
+        />
+      );
+    } else if (!account.getIn(['relationship', 'blocking'])) {
+      actionBtn = (
+        <Button
+          disabled={account.relationship?.blocked_by}
+          className={classNames({
+            'button--destructive': account.getIn(['relationship', 'following']),
+          })}
+          text={intl.formatMessage(
+            account.getIn(['relationship', 'following'])
+              ? messages.unfollow
+              : messages.follow,
+          )}
+          onClick={handleFollow}
+        />
+      );
+    } else if (account.getIn(['relationship', 'blocking'])) {
+      actionBtn = (
+        <Button
+          text={intl.formatMessage(messages.unblock)}
+          onClick={handleBlock}
+        />
+      );
+    }
+  } else {
+    actionBtn = (
+      <Button
+        text={intl.formatMessage(messages.edit_profile)}
+        onClick={handleEditProfile}
+      />
+    );
+  }
+
+  return (
+    <div className='account-card'>
+      <Permalink
+        href={account.get('url')}
+        to={`/@${account.get('acct')}`}
+        className='account-card__permalink'
+      >
+        <div className='account-card__header'>
+          <img
+            src={
+              autoPlayGif ? account.get('header') : account.get('header_static')
+            }
+            alt=''
+          />
+        </div>
+
+        <div className='account-card__title'>
+          <div className='account-card__title__avatar'>
+            <Avatar account={account as Account} size={56} />
+          </div>
+          <DisplayName account={account as Account} />
+        </div>
+      </Permalink>
+
+      {account.get('note').length > 0 && (
+        <div
+          className='account-card__bio translate'
+          onMouseEnter={handleMouseEnter}
+          onMouseLeave={handleMouseLeave}
+          dangerouslySetInnerHTML={{ __html: account.get('note_emojified') }}
+        />
+      )}
+
+      <div className='account-card__actions'>
+        <div className='account-card__counters'>
+          <div className='account-card__counters__item'>
+            <ShortNumber value={account.get('statuses_count')} />
+            <small>
+              <FormattedMessage id='account.posts' defaultMessage='Posts' />
+            </small>
+          </div>
+
+          <div className='account-card__counters__item'>
+            <ShortNumber value={account.get('followers_count')} />{' '}
+            <small>
+              <FormattedMessage
+                id='account.followers'
+                defaultMessage='Followers'
+              />
+            </small>
+          </div>
+
+          <div className='account-card__counters__item'>
+            <ShortNumber value={account.get('following_count')} />{' '}
+            <small>
+              <FormattedMessage
+                id='account.following'
+                defaultMessage='Following'
+              />
+            </small>
+          </div>
+        </div>
+
+        <div className='account-card__actions__button'>{actionBtn}</div>
+      </div>
+    </div>
+  );
+};

app/javascript/flavours/glitch/features/directory/index.jsx

@@ -1,181 +0,0 @@
-import PropTypes from 'prop-types';
-import { PureComponent } from 'react';
-
-import { defineMessages, injectIntl } from 'react-intl';
-
-import { Helmet } from 'react-helmet';
-
-import { List as ImmutableList } from 'immutable';
-import ImmutablePropTypes from 'react-immutable-proptypes';
-import { connect } from 'react-redux';
-
-import PeopleIcon from '@/material-icons/400-24px/group.svg?react';
-import { addColumn, removeColumn, moveColumn, changeColumnParams } from 'flavours/glitch/actions/columns';
-import { fetchDirectory, expandDirectory } from 'flavours/glitch/actions/directory';
-import Column from 'flavours/glitch/components/column';
-import ColumnHeader from 'flavours/glitch/components/column_header';
-import { LoadMore } from 'flavours/glitch/components/load_more';
-import { LoadingIndicator } from 'flavours/glitch/components/loading_indicator';
-import { RadioButton } from 'flavours/glitch/components/radio_button';
-import ScrollContainer from 'flavours/glitch/containers/scroll_container';
-
-import AccountCard from './components/account_card';
-
-const messages = defineMessages({
-  title: { id: 'column.directory', defaultMessage: 'Browse profiles' },
-  recentlyActive: { id: 'directory.recently_active', defaultMessage: 'Recently active' },
-  newArrivals: { id: 'directory.new_arrivals', defaultMessage: 'New arrivals' },
-  local: { id: 'directory.local', defaultMessage: 'From {domain} only' },
-  federated: { id: 'directory.federated', defaultMessage: 'From known fediverse' },
-});
-
-const mapStateToProps = state => ({
-  accountIds: state.getIn(['user_lists', 'directory', 'items'], ImmutableList()),
-  isLoading: state.getIn(['user_lists', 'directory', 'isLoading'], true),
-  domain: state.getIn(['meta', 'domain']),
-});
-
-class Directory extends PureComponent {
-
-  static propTypes = {
-    isLoading: PropTypes.bool,
-    accountIds: ImmutablePropTypes.list.isRequired,
-    dispatch: PropTypes.func.isRequired,
-    columnId: PropTypes.string,
-    intl: PropTypes.object.isRequired,
-    multiColumn: PropTypes.bool,
-    domain: PropTypes.string.isRequired,
-    params: PropTypes.shape({
-      order: PropTypes.string,
-      local: PropTypes.bool,
-    }),
-  };
-
-  state = {
-    order: null,
-    local: null,
-  };
-
-  handlePin = () => {
-    const { columnId, dispatch } = this.props;
-
-    if (columnId) {
-      dispatch(removeColumn(columnId));
-    } else {
-      dispatch(addColumn('DIRECTORY', this.getParams(this.props, this.state)));
-    }
-  };
-
-  getParams = (props, state) => ({
-    order: state.order === null ? (props.params.order || 'active') : state.order,
-    local: state.local === null ? (props.params.local || false) : state.local,
-  });
-
-  handleMove = dir => {
-    const { columnId, dispatch } = this.props;
-    dispatch(moveColumn(columnId, dir));
-  };
-
-  handleHeaderClick = () => {
-    this.column.scrollTop();
-  };
-
-  componentDidMount () {
-    const { dispatch } = this.props;
-    dispatch(fetchDirectory(this.getParams(this.props, this.state)));
-  }
-
-  componentDidUpdate (prevProps, prevState) {
-    const { dispatch } = this.props;
-    const paramsOld = this.getParams(prevProps, prevState);
-    const paramsNew = this.getParams(this.props, this.state);
-
-    if (paramsOld.order !== paramsNew.order || paramsOld.local !== paramsNew.local) {
-      dispatch(fetchDirectory(paramsNew));
-    }
-  }
-
-  setRef = c => {
-    this.column = c;
-  };
-
-  handleChangeOrder = e => {
-    const { dispatch, columnId } = this.props;
-
-    if (columnId) {
-      dispatch(changeColumnParams(columnId, ['order'], e.target.value));
-    } else {
-      this.setState({ order: e.target.value });
-    }
-  };
-
-  handleChangeLocal = e => {
-    const { dispatch, columnId } = this.props;
-
-    if (columnId) {
-      dispatch(changeColumnParams(columnId, ['local'], e.target.value === '1'));
-    } else {
-      this.setState({ local: e.target.value === '1' });
-    }
-  };
-
-  handleLoadMore = () => {
-    const { dispatch } = this.props;
-    dispatch(expandDirectory(this.getParams(this.props, this.state)));
-  };
-
-  render () {
-    const { isLoading, accountIds, intl, columnId, multiColumn, domain } = this.props;
-    const { order, local }  = this.getParams(this.props, this.state);
-    const pinned = !!columnId;
-
-    const scrollableArea = (
-      <div className='scrollable'>
-        <div className='filter-form'>
-          <div className='filter-form__column' role='group'>
-            <RadioButton name='order' value='active' label={intl.formatMessage(messages.recentlyActive)} checked={order === 'active'} onChange={this.handleChangeOrder} />
-            <RadioButton name='order' value='new' label={intl.formatMessage(messages.newArrivals)} checked={order === 'new'} onChange={this.handleChangeOrder} />
-          </div>
-
-          <div className='filter-form__column' role='group'>
-            <RadioButton name='local' value='1' label={intl.formatMessage(messages.local, { domain })} checked={local} onChange={this.handleChangeLocal} />
-            <RadioButton name='local' value='0' label={intl.formatMessage(messages.federated)} checked={!local} onChange={this.handleChangeLocal} />
-          </div>
-        </div>
-
-        <div className='directory__list'>
-          {isLoading ? <LoadingIndicator /> : accountIds.map(accountId => (
-            <AccountCard id={accountId} key={accountId} />
-          ))}
-        </div>
-
-        <LoadMore onClick={this.handleLoadMore} visible={!isLoading} />
-      </div>
-    );
-
-    return (
-      <Column bindToDocument={!multiColumn} ref={this.setRef} label={intl.formatMessage(messages.title)}>
-        <ColumnHeader
-          icon='address-book-o'
-          iconComponent={PeopleIcon}
-          title={intl.formatMessage(messages.title)}
-          onPin={this.handlePin}
-          onMove={this.handleMove}
-          onClick={this.handleHeaderClick}
-          pinned={pinned}
-          multiColumn={multiColumn}
-        />
-
-        {multiColumn && !pinned ? <ScrollContainer scrollKey='directory'>{scrollableArea}</ScrollContainer> : scrollableArea}
-
-        <Helmet>
-          <title>{intl.formatMessage(messages.title)}</title>
-          <meta name='robots' content='noindex' />
-        </Helmet>
-      </Column>
-    );
-  }
-
-}
-
-export default connect(mapStateToProps)(injectIntl(Directory));

app/javascript/flavours/glitch/features/directory/index.tsx

@@ -0,0 +1,219 @@
+import type { ChangeEventHandler } from 'react';
+import { useCallback, useEffect, useRef, useState } from 'react';
+
+import { defineMessages, useIntl } from 'react-intl';
+
+import { Helmet } from 'react-helmet';
+
+import { List as ImmutableList } from 'immutable';
+
+import PeopleIcon from '@/material-icons/400-24px/group.svg?react';
+import {
+  addColumn,
+  removeColumn,
+  moveColumn,
+  changeColumnParams,
+} from 'flavours/glitch/actions/columns';
+import {
+  fetchDirectory,
+  expandDirectory,
+} from 'flavours/glitch/actions/directory';
+import Column from 'flavours/glitch/components/column';
+import { ColumnHeader } from 'flavours/glitch/components/column_header';
+import { LoadMore } from 'flavours/glitch/components/load_more';
+import { LoadingIndicator } from 'flavours/glitch/components/loading_indicator';
+import { RadioButton } from 'flavours/glitch/components/radio_button';
+import ScrollContainer from 'flavours/glitch/containers/scroll_container';
+import { useAppDispatch, useAppSelector } from 'flavours/glitch/store';
+
+import { AccountCard } from './components/account_card';
+
+const messages = defineMessages({
+  title: { id: 'column.directory', defaultMessage: 'Browse profiles' },
+  recentlyActive: {
+    id: 'directory.recently_active',
+    defaultMessage: 'Recently active',
+  },
+  newArrivals: { id: 'directory.new_arrivals', defaultMessage: 'New arrivals' },
+  local: { id: 'directory.local', defaultMessage: 'From {domain} only' },
+  federated: {
+    id: 'directory.federated',
+    defaultMessage: 'From known fediverse',
+  },
+});
+
+export const Directory: React.FC<{
+  columnId?: string;
+  multiColumn?: boolean;
+  params?: { order: string; local?: boolean };
+}> = ({ columnId, multiColumn, params }) => {
+  const intl = useIntl();
+  const dispatch = useAppDispatch();
+
+  const [state, setState] = useState<{
+    order: string | null;
+    local: boolean | null;
+  }>({
+    order: null,
+    local: null,
+  });
+
+  const column = useRef<Column>(null);
+
+  const order = state.order ?? params?.order ?? 'active';
+  const local = state.local ?? params?.local ?? false;
+
+  const handlePin = useCallback(() => {
+    if (columnId) {
+      dispatch(removeColumn(columnId));
+    } else {
+      dispatch(addColumn('DIRECTORY', { order, local }));
+    }
+  }, [dispatch, columnId, order, local]);
+
+  const domain = useAppSelector((s) => s.meta.get('domain') as string);
+  const accountIds = useAppSelector(
+    (state) =>
+      state.user_lists.getIn(
+        ['directory', 'items'],
+        ImmutableList(),
+      ) as ImmutableList<string>,
+  );
+  const isLoading = useAppSelector(
+    (state) =>
+      state.user_lists.getIn(['directory', 'isLoading'], true) as boolean,
+  );
+
+  useEffect(() => {
+    void dispatch(fetchDirectory({ order, local }));
+  }, [dispatch, order, local]);
+
+  const handleMove = useCallback(
+    (dir: number) => {
+      dispatch(moveColumn(columnId, dir));
+    },
+    [dispatch, columnId],
+  );
+
+  const handleHeaderClick = useCallback(() => {
+    column.current?.scrollTop();
+  }, []);
+
+  const handleChangeOrder = useCallback<ChangeEventHandler<HTMLInputElement>>(
+    (e) => {
+      if (columnId) {
+        dispatch(changeColumnParams(columnId, ['order'], e.target.value));
+      } else {
+        setState((s) => ({ order: e.target.value, local: s.local }));
+      }
+    },
+    [dispatch, columnId],
+  );
+
+  const handleChangeLocal = useCallback<ChangeEventHandler<HTMLInputElement>>(
+    (e) => {
+      if (columnId) {
+        dispatch(
+          changeColumnParams(columnId, ['local'], e.target.value === '1'),
+        );
+      } else {
+        setState((s) => ({ local: e.target.value === '1', order: s.order }));
+      }
+    },
+    [dispatch, columnId],
+  );
+
+  const handleLoadMore = useCallback(() => {
+    void dispatch(expandDirectory({ order, local }));
+  }, [dispatch, order, local]);
+
+  const pinned = !!columnId;
+
+  const scrollableArea = (
+    <div className='scrollable'>
+      <div className='filter-form'>
+        <div className='filter-form__column' role='group'>
+          <RadioButton
+            name='order'
+            value='active'
+            label={intl.formatMessage(messages.recentlyActive)}
+            checked={order === 'active'}
+            onChange={handleChangeOrder}
+          />
+          <RadioButton
+            name='order'
+            value='new'
+            label={intl.formatMessage(messages.newArrivals)}
+            checked={order === 'new'}
+            onChange={handleChangeOrder}
+          />
+        </div>
+
+        <div className='filter-form__column' role='group'>
+          <RadioButton
+            name='local'
+            value='1'
+            label={intl.formatMessage(messages.local, { domain })}
+            checked={local}
+            onChange={handleChangeLocal}
+          />
+          <RadioButton
+            name='local'
+            value='0'
+            label={intl.formatMessage(messages.federated)}
+            checked={!local}
+            onChange={handleChangeLocal}
+          />
+        </div>
+      </div>
+
+      <div className='directory__list'>
+        {isLoading ? (
+          <LoadingIndicator />
+        ) : (
+          accountIds.map((accountId) => (
+            <AccountCard accountId={accountId} key={accountId} />
+          ))
+        )}
+      </div>
+
+      <LoadMore onClick={handleLoadMore} visible={!isLoading} />
+    </div>
+  );
+
+  return (
+    <Column
+      bindToDocument={!multiColumn}
+      ref={column}
+      label={intl.formatMessage(messages.title)}
+    >
+      <ColumnHeader
+        icon='address-book-o'
+        iconComponent={PeopleIcon}
+        title={intl.formatMessage(messages.title)}
+        onPin={handlePin}
+        onMove={handleMove}
+        onClick={handleHeaderClick}
+        pinned={pinned}
+        multiColumn={multiColumn}
+      />
+
+      {multiColumn && !pinned ? (
+        // @ts-expect-error ScrollContainer is not properly typed yet
+        <ScrollContainer scrollKey='directory'>
+          {scrollableArea}
+        </ScrollContainer>
+      ) : (
+        scrollableArea
+      )}
+
+      <Helmet>
+        <title>{intl.formatMessage(messages.title)}</title>
+        <meta name='robots' content='noindex' />
+      </Helmet>
+    </Column>
+  );
+};
+
+// eslint-disable-next-line import/no-default-export -- Needed because this is called as an async components
+export default Directory;

app/javascript/flavours/glitch/features/explore/components/author_link.jsx

@@ -7,8 +7,12 @@ import { useAppSelector } from 'flavours/glitch/store';
 export const AuthorLink = ({ accountId }) => {
   const account = useAppSelector(state => state.getIn(['accounts', accountId]));
 
+  if (!account) {
+    return null;
+  }
+
   return (
-    <Permalink href={account.get('url')} to={`/@${account.get('acct')}`} className='story__details__shared__author-link'>
+    <Permalink href={account.get('url')} to={`/@${account.get('acct')}`} className='story__details__shared__author-link' data-hover-card-account={accountId}>
       <Avatar account={account} size={16} />
       <bdi dangerouslySetInnerHTML={{ __html: account.get('display_name_html') }} />
     </Permalink>

app/javascript/flavours/glitch/features/explore/components/card.jsx

@@ -8,34 +8,21 @@ import { Link } from 'react-router-dom';
 import { useDispatch, useSelector } from 'react-redux';
 
 import CloseIcon from '@/material-icons/400-24px/close.svg?react';
-import { followAccount, unfollowAccount } from 'flavours/glitch/actions/accounts';
 import { dismissSuggestion } from 'flavours/glitch/actions/suggestions';
 import { Avatar } from 'flavours/glitch/components/avatar';
-import { Button } from 'flavours/glitch/components/button';
 import { DisplayName } from 'flavours/glitch/components/display_name';
+import { FollowButton } from 'flavours/glitch/components/follow_button';
 import { IconButton } from 'flavours/glitch/components/icon_button';
 import { domain } from 'flavours/glitch/initial_state';
 
 const messages = defineMessages({
-  follow: { id: 'account.follow', defaultMessage: 'Follow' },
-  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
   dismiss: { id: 'follow_suggestions.dismiss', defaultMessage: "Don't show again" },
 });
 
 export const Card = ({ id, source }) => {
   const intl = useIntl();
   const account = useSelector(state => state.getIn(['accounts', id]));
-  const relationship = useSelector(state => state.getIn(['relationships', id]));
   const dispatch = useDispatch();
-  const following = relationship?.get('following') ?? relationship?.get('requested');
-
-  const handleFollow = useCallback(() => {
-    if (following) {
-      dispatch(unfollowAccount(id));
-    } else {
-      dispatch(followAccount(id));
-    }
-  }, [id, following, dispatch]);
 
   const handleDismiss = useCallback(() => {
     dispatch(dismissSuggestion(id));
@@ -74,7 +61,7 @@ export const Card = ({ id, source }) => {
           <div className='explore__suggestions__card__body__main__name-button'>
             <Link className='explore__suggestions__card__body__main__name-button__name' to={`/@${account.get('acct')}`}><DisplayName account={account} /></Link>
             <IconButton iconComponent={CloseIcon} onClick={handleDismiss} title={intl.formatMessage(messages.dismiss)} />
-            <Button text={intl.formatMessage(following ? messages.unfollow : messages.follow)} secondary={following} onClick={handleFollow} />
+            <FollowButton accountId={account.get('id')} />
           </div>
         </div>
       </div>

app/javascript/flavours/glitch/features/explore/components/story.jsx

@@ -4,6 +4,8 @@ import { useState, useCallback } from 'react';
 import { FormattedMessage } from 'react-intl';
 
 import classNames from 'classnames';
+import { Link } from 'react-router-dom';
+
 
 
 import { Blurhash } from 'flavours/glitch/components/blurhash';
@@ -57,7 +59,7 @@ export const Story = ({
 
         <div className='story__details__shared'>
           {author ? <FormattedMessage id='link_preview.author' className='story__details__shared__author' defaultMessage='By {name}' values={{ name: authorAccount ? <AuthorLink accountId={authorAccount} /> : <strong>{author}</strong> }} /> : <span />}
-          {typeof sharedTimes === 'number' ? <span className='story__details__shared__pill'><ShortNumber value={sharedTimes} renderer={sharesCountRenderer} /></span> : <Skeleton width='10ch' />}
+          {typeof sharedTimes === 'number' ? <Link className='story__details__shared__pill' to={`/links/${encodeURIComponent(url)}`}><ShortNumber value={sharedTimes} renderer={sharesCountRenderer} /></Link> : <Skeleton width='10ch' />}
         </div>
       </div>
 

app/javascript/flavours/glitch/features/explore/links.jsx

@@ -75,7 +75,7 @@ class Links extends PureComponent {
             publisher={link.get('provider_name')}
             publishedAt={link.get('published_at')}
             author={link.get('author_name')}
-            authorAccount={link.getIn(['author_account', 'id'])}
+            authorAccount={link.getIn(['authors', 0, 'account', 'id'])}
             sharedTimes={link.getIn(['history', 0, 'accounts']) * 1 + link.getIn(['history', 1, 'accounts']) * 1}
             thumbnail={link.get('image')}
             thumbnailDescription={link.get('image_description')}

app/javascript/flavours/glitch/features/home_timeline/components/inline_follow_suggestions.jsx

@@ -12,12 +12,11 @@ import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
 import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
 import CloseIcon from '@/material-icons/400-24px/close.svg?react';
 import InfoIcon from '@/material-icons/400-24px/info.svg?react';
-import { followAccount, unfollowAccount } from 'flavours/glitch/actions/accounts';
 import { changeSetting } from 'flavours/glitch/actions/settings';
 import { fetchSuggestions, dismissSuggestion } from 'flavours/glitch/actions/suggestions';
 import { Avatar } from 'flavours/glitch/components/avatar';
-import { Button } from 'flavours/glitch/components/button';
 import { DisplayName } from 'flavours/glitch/components/display_name';
+import { FollowButton } from 'flavours/glitch/components/follow_button';
 import { Icon } from 'flavours/glitch/components/icon';
 import { IconButton } from 'flavours/glitch/components/icon_button';
 import { VerifiedBadge } from 'flavours/glitch/components/verified_badge';
@@ -79,18 +78,8 @@ Source.propTypes = {
 const Card = ({ id, sources }) => {
   const intl = useIntl();
   const account = useSelector(state => state.getIn(['accounts', id]));
-  const relationship = useSelector(state => state.getIn(['relationships', id]));
   const firstVerifiedField = account.get('fields').find(item => !!item.get('verified_at'));
   const dispatch = useDispatch();
-  const following = relationship?.get('following') ?? relationship?.get('requested');
-
-  const handleFollow = useCallback(() => {
-    if (following) {
-      dispatch(unfollowAccount(id));
-    } else {
-      dispatch(followAccount(id));
-    }
-  }, [id, following, dispatch]);
 
   const handleDismiss = useCallback(() => {
     dispatch(dismissSuggestion(id));
@@ -109,7 +98,7 @@ const Card = ({ id, sources }) => {
         {firstVerifiedField ? <VerifiedBadge link={firstVerifiedField.get('value')} /> : <Source id={sources.get(0)} />}
       </div>
 
-      <Button text={intl.formatMessage(following ? messages.unfollow : messages.follow)} secondary={following} onClick={handleFollow} />
+      <FollowButton accountId={id} />
     </div>
   );
 };

app/javascript/flavours/glitch/features/link_timeline/index.tsx

@@ -0,0 +1,77 @@
+import { useRef, useEffect, useCallback } from 'react';
+
+import { Helmet } from 'react-helmet';
+import { useParams } from 'react-router-dom';
+
+import ExploreIcon from '@/material-icons/400-24px/explore.svg?react';
+import { expandLinkTimeline } from 'flavours/glitch/actions/timelines';
+import Column from 'flavours/glitch/components/column';
+import { ColumnHeader } from 'flavours/glitch/components/column_header';
+import StatusListContainer from 'flavours/glitch/features/ui/containers/status_list_container';
+import type { Card } from 'flavours/glitch/models/status';
+import { useAppDispatch, useAppSelector } from 'flavours/glitch/store';
+
+export const LinkTimeline: React.FC<{
+  multiColumn: boolean;
+}> = ({ multiColumn }) => {
+  const { url } = useParams<{ url: string }>();
+  const decodedUrl = url ? decodeURIComponent(url) : undefined;
+  const dispatch = useAppDispatch();
+  const columnRef = useRef<Column>(null);
+  const firstStatusId = useAppSelector((state) =>
+    decodedUrl
+      ? // eslint-disable-next-line @typescript-eslint/no-unsafe-call, @typescript-eslint/no-unsafe-member-access
+        (state.timelines.getIn([`link:${decodedUrl}`, 'items', 0]) as string)
+      : undefined,
+  );
+  const story = useAppSelector((state) =>
+    firstStatusId
+      ? (state.statuses.getIn([firstStatusId, 'card']) as Card)
+      : undefined,
+  );
+
+  const handleHeaderClick = useCallback(() => {
+    columnRef.current?.scrollTop();
+  }, []);
+
+  const handleLoadMore = useCallback(
+    (maxId: string) => {
+      dispatch(expandLinkTimeline(decodedUrl, { maxId }));
+    },
+    [dispatch, decodedUrl],
+  );
+
+  useEffect(() => {
+    dispatch(expandLinkTimeline(decodedUrl));
+  }, [dispatch, decodedUrl]);
+
+  return (
+    <Column bindToDocument={!multiColumn} ref={columnRef} label={story?.title}>
+      <ColumnHeader
+        icon='explore'
+        iconComponent={ExploreIcon}
+        title={story?.title}
+        onClick={handleHeaderClick}
+        multiColumn={multiColumn}
+        showBackButton
+      />
+
+      <StatusListContainer
+        timelineId={`link:${decodedUrl}`}
+        onLoadMore={handleLoadMore}
+        trackScroll
+        scrollKey={`link_timeline-${decodedUrl}`}
+        bindToDocument={!multiColumn}
+        regex={undefined}
+      />
+
+      <Helmet>
+        <title>{story?.title}</title>
+        <meta name='robots' content='noindex' />
+      </Helmet>
+    </Column>
+  );
+};
+
+// eslint-disable-next-line import/no-default-export
+export default LinkTimeline;

app/javascript/flavours/glitch/features/notifications/components/notification.jsx

@@ -414,6 +414,7 @@ class Notification extends ImmutablePureComponent {
           title={targetAccount.get('acct')}
           to={`/@${targetAccount.get('acct')}`}
           dangerouslySetInnerHTML={targetDisplayNameHtml}
+          data-hover-card-account={targetAccount.get('id')}
         />
       </bdi>
     );
@@ -448,6 +449,7 @@ class Notification extends ImmutablePureComponent {
           title={account.get('acct')}
           to={`/@${account.get('acct')}`}
           dangerouslySetInnerHTML={displayNameHtml}
+          data-hover-card-account={account.get('id')}
         />
       </bdi>
     );

app/javascript/flavours/glitch/features/status/components/card.jsx

@@ -127,7 +127,7 @@ export default class Card extends PureComponent {
     const interactive = card.get('type') === 'video';
     const language    = card.get('language') || '';
     const largeImage  = (card.get('image')?.length > 0 && card.get('width') > card.get('height')) || interactive;
-    const showAuthor  = !!card.get('author_account');
+    const showAuthor  = !!card.getIn(['authors', 0, 'accountId']);
 
     const description = (
       <div className='status-card__content'>
@@ -233,7 +233,7 @@ export default class Card extends PureComponent {
           {description}
         </a>
 
-        {showAuthor && <MoreFromAuthor accountId={card.get('author_account')} />}
+        {showAuthor && <MoreFromAuthor accountId={card.getIn(['authors', 0, 'accountId'])} />}
       </>
     );
   }

app/javascript/flavours/glitch/features/status/components/detailed_status.jsx

@@ -290,7 +290,7 @@ class DetailedStatus extends ImmutablePureComponent {
     return (
       <div style={outerStyle}>
         <div ref={this.setRef} className={classNames('detailed-status', `detailed-status-${status.get('visibility')}`, { compact })} data-status-by={status.getIn(['account', 'acct'])}>
-          <a href={status.getIn(['account', 'url'])} onClick={this.handleAccountClick} className='detailed-status__display-name'>
+          <a href={status.getIn(['account', 'url'])} data-hover-card-account={status.getIn(['account', 'id'])} onClick={this.handleAccountClick} className='detailed-status__display-name'>
             <div className='detailed-status__display-avatar'><Avatar account={status.get('account')} size={48} /></div>
             <DisplayName account={status.get('account')} localDomain={this.props.domain} />
           </a>

app/javascript/flavours/glitch/features/ui/components/column_loading.tsx

@@ -1,11 +1,8 @@
-import Column from '../../../components/column';
+import Column from 'flavours/glitch/components/column';
-import ColumnHeader from '../../../components/column_header';
+import { ColumnHeader } from 'flavours/glitch/components/column_header';
+import type { Props as ColumnHeaderProps } from 'flavours/glitch/components/column_header';
 
-interface Props {
+export const ColumnLoading: React.FC<ColumnHeaderProps> = (otherProps) => (
-  multiColumn?: boolean;
-}
-
-export const ColumnLoading: React.FC<Props> = (otherProps) => (
   <Column>
     <ColumnHeader {...otherProps} />
     <div className='scrollable' />

app/javascript/flavours/glitch/features/ui/index.jsx

@@ -15,6 +15,7 @@ import { HotKeys } from 'react-hotkeys';
 import { changeLayout } from 'flavours/glitch/actions/app';
 import { synchronouslySubmitMarkers, submitMarkers, fetchMarkers } from 'flavours/glitch/actions/markers';
 import { INTRODUCTION_VERSION } from 'flavours/glitch/actions/onboarding';
+import { HoverCardController } from 'flavours/glitch/components/hover_card_controller';
 import { Permalink } from 'flavours/glitch/components/permalink';
 import { PictureInPicture } from 'flavours/glitch/features/picture_in_picture';
 import { identityContextPropShape, withIdentity } from 'flavours/glitch/identity_context';
@@ -57,6 +58,7 @@ import {
   FavouritedStatuses,
   BookmarkedStatuses,
   FollowedTags,
+  LinkTimeline,
   ListTimeline,
   Blocks,
   DomainBlocks,
@@ -210,6 +212,7 @@ class SwitchingColumnsArea extends PureComponent {
             <WrappedRoute path='/public/remote' exact component={Firehose} componentParams={{ feedType: 'public:remote' }} content={children} />
             <WrappedRoute path={['/conversations', '/timelines/direct']} component={DirectTimeline} content={children} />
             <WrappedRoute path='/tags/:id' component={HashtagTimeline} content={children} />
+            <WrappedRoute path='/links/:url' component={LinkTimeline} content={children} />
             <WrappedRoute path='/lists/:id' component={ListTimeline} content={children} />
             <WrappedRoute path='/notifications' component={Notifications} content={children} exact />
             <WrappedRoute path='/notifications/requests' component={NotificationRequests} content={children} exact />
@@ -648,6 +651,7 @@ class UI extends PureComponent {
 
           {layout !== 'mobile' && <PictureInPicture />}
           <NotificationsContainer />
+          <HoverCardController />
           <LoadingBarContainer className='loading-bar' />
           <ModalContainer />
           <UploadArea active={draggingOver} onClose={this.closeUploadModal} />

app/javascript/flavours/glitch/features/ui/util/async-components.js

@@ -213,3 +213,7 @@ export function NotificationRequests () {
 export function NotificationRequest () {
   return import(/*webpackChunkName: "features/glitch/notifications/request" */'../../notifications/request');
 }
+
+export function LinkTimeline () {
+  return import(/*webpackChunkName: "features/glitch/link_timeline" */'../../link_timeline');
+}

app/javascript/flavours/glitch/hooks/useLinks.ts

@@ -0,0 +1,61 @@
+import { useCallback } from 'react';
+
+import { useHistory } from 'react-router-dom';
+
+import { openURL } from 'flavours/glitch/actions/search';
+import { useAppDispatch } from 'flavours/glitch/store';
+
+const isMentionClick = (element: HTMLAnchorElement) =>
+  element.classList.contains('mention');
+
+const isHashtagClick = (element: HTMLAnchorElement) =>
+  element.textContent?.[0] === '#' ||
+  element.previousSibling?.textContent?.endsWith('#');
+
+export const useLinks = () => {
+  const history = useHistory();
+  const dispatch = useAppDispatch();
+
+  const handleHashtagClick = useCallback(
+    (element: HTMLAnchorElement) => {
+      const { textContent } = element;
+
+      if (!textContent) return;
+
+      history.push(`/tags/${textContent.replace(/^#/, '')}`);
+    },
+    [history],
+  );
+
+  const handleMentionClick = useCallback(
+    (element: HTMLAnchorElement) => {
+      dispatch(
+        openURL(element.href, history, () => {
+          window.location.href = element.href;
+        }),
+      );
+    },
+    [dispatch, history],
+  );
+
+  const handleClick = useCallback(
+    (e: React.MouseEvent) => {
+      const target = (e.target as HTMLElement).closest('a');
+
+      if (!target || e.button !== 0 || e.ctrlKey || e.metaKey) {
+        return;
+      }
+
+      if (isMentionClick(target)) {
+        e.preventDefault();
+        handleMentionClick(target);
+      } else if (isHashtagClick(target)) {
+        e.preventDefault();
+        handleHashtagClick(target);
+      }
+    },
+    [handleMentionClick, handleHashtagClick],
+  );
+
+  return handleClick;
+};

app/javascript/flavours/glitch/hooks/useTimeout.ts

@@ -0,0 +1,44 @@
+import { useRef, useCallback, useEffect } from 'react';
+
+export const useTimeout = () => {
+  const timeoutRef = useRef<ReturnType<typeof setTimeout>>();
+  const callbackRef = useRef<() => void>();
+
+  const set = useCallback((callback: () => void, delay: number) => {
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+    }
+
+    callbackRef.current = callback;
+    timeoutRef.current = setTimeout(callback, delay);
+  }, []);
+
+  const delay = useCallback((delay: number) => {
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+    }
+
+    if (!callbackRef.current) {
+      return;
+    }
+
+    timeoutRef.current = setTimeout(callbackRef.current, delay);
+  }, []);
+
+  const cancel = useCallback(() => {
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+      timeoutRef.current = undefined;
+      callbackRef.current = undefined;
+    }
+  }, []);
+
+  useEffect(
+    () => () => {
+      cancel();
+    },
+    [cancel],
+  );
+
+  return [set, cancel, delay] as const;
+};

app/javascript/flavours/glitch/locales/en.json

@@ -159,6 +159,5 @@
   "status.is_poll": "This toot is a poll",
   "status.local_only": "Only visible from your instance",
   "status.react": "React",
-  "status.uncollapse": "Uncollapse",
+  "status.uncollapse": "Uncollapse"
-  "suggestions.dismiss": "Dismiss suggestion"
 }

app/javascript/flavours/glitch/models/status.ts

@@ -1,4 +1,12 @@
+import type { RecordOf } from 'immutable';
+
+import type { ApiPreviewCardJSON } from 'flavours/glitch/api_types/statuses';
+
 export type { StatusVisibility } from 'flavours/glitch/api_types/statuses';
 
 // Temporary until we type it correctly
 export type Status = Immutable.Map<string, unknown>;
+
+type CardShape = Required<ApiPreviewCardJSON>;
+
+export type Card = RecordOf<CardShape>;

app/javascript/flavours/glitch/reducers/user_lists.js

@@ -1,12 +1,8 @@
 import { Map as ImmutableMap, List as ImmutableList, fromJS } from 'immutable';
 
 import {
-  DIRECTORY_FETCH_REQUEST,
+  expandDirectory,
-  DIRECTORY_FETCH_SUCCESS,
+  fetchDirectory
-  DIRECTORY_FETCH_FAIL,
-  DIRECTORY_EXPAND_REQUEST,
-  DIRECTORY_EXPAND_SUCCESS,
-  DIRECTORY_EXPAND_FAIL,
 } from 'flavours/glitch/actions/directory';
 import {
   FEATURED_TAGS_FETCH_REQUEST,
@@ -117,6 +113,7 @@ const normalizeFeaturedTags = (state, path, featuredTags, accountId) => {
   }));
 };
 
+/** @type {import('@reduxjs/toolkit').Reducer<typeof initialState>} */
 export default function userLists(state = initialState, action) {
   switch(action.type) {
   case FOLLOWERS_FETCH_SUCCESS:
@@ -194,16 +191,6 @@ export default function userLists(state = initialState, action) {
   case MUTES_FETCH_FAIL:
   case MUTES_EXPAND_FAIL:
     return state.setIn(['mutes', 'isLoading'], false);
-  case DIRECTORY_FETCH_SUCCESS:
-    return normalizeList(state, ['directory'], action.accounts, action.next);
-  case DIRECTORY_EXPAND_SUCCESS:
-    return appendToList(state, ['directory'], action.accounts, action.next);
-  case DIRECTORY_FETCH_REQUEST:
-  case DIRECTORY_EXPAND_REQUEST:
-    return state.setIn(['directory', 'isLoading'], true);
-  case DIRECTORY_FETCH_FAIL:
-  case DIRECTORY_EXPAND_FAIL:
-    return state.setIn(['directory', 'isLoading'], false);
   case FEATURED_TAGS_FETCH_SUCCESS:
     return normalizeFeaturedTags(state, ['featured_tags', action.id], action.tags, action.id);
   case FEATURED_TAGS_FETCH_REQUEST:
@@ -211,6 +198,17 @@ export default function userLists(state = initialState, action) {
   case FEATURED_TAGS_FETCH_FAIL:
     return state.setIn(['featured_tags', action.id, 'isLoading'], false);
   default:
-    return state;
+    if(fetchDirectory.fulfilled.match(action))
+      return normalizeList(state, ['directory'], action.payload.accounts, undefined);
+    else if( expandDirectory.fulfilled.match(action))
+      return appendToList(state, ['directory'], action.payload.accounts, undefined);
+    else if(fetchDirectory.pending.match(action) ||
+     expandDirectory.pending.match(action))
+      return state.setIn(['directory', 'isLoading'], true);
+    else if(fetchDirectory.rejected.match(action) ||
+     expandDirectory.rejected.match(action))
+      return state.setIn(['directory', 'isLoading'], false);
+    else
+      return state;
   }
 }

app/javascript/flavours/glitch/styles/components.scss

@@ -120,8 +120,27 @@
       text-decoration: none;
     }
 
-    &:disabled {
+    &.button--destructive {
-      opacity: 0.5;
+      &:active,
+      &:focus,
+      &:hover {
+        border-color: $ui-button-destructive-focus-background-color;
+        color: $ui-button-destructive-focus-background-color;
+      }
+    }
+
+    &:disabled,
+    &.disabled {
+      opacity: 0.7;
+      border-color: $ui-primary-color;
+      color: $ui-primary-color;
+
+      &:active,
+      &:focus,
+      &:hover {
+        border-color: $ui-primary-color;
+        color: $ui-primary-color;
+      }
     }
   }
 
@@ -1523,74 +1542,49 @@ body > [data-popper-placement] {
       }
     }
   }
+}
 
-  &.collapsed {
+.status__wrapper.collapsed {
+  .status {
     background-position: center;
     background-size: cover;
     user-select: none;
     min-height: 0;
+  }
 
-    &.has-background::before {
+  &.has-background::before {
-      display: block;
+    display: block;
-      position: absolute;
+    position: absolute;
-      inset-inline-start: 0;
+    inset-inline-start: 0;
-      inset-inline-end: 0;
+    inset-inline-end: 0;
-      top: 0;
+    top: 0;
-      bottom: 0;
+    bottom: 0;
-      background-image: linear-gradient(
+    background-image: linear-gradient(
-        to bottom,
+      to bottom,
-        rgba($base-shadow-color, 0.75),
+      rgba($base-shadow-color, 0.75),
-        rgba($base-shadow-color, 0.65) 24px,
+      rgba($base-shadow-color, 0.65) 24px,
-        rgba($base-shadow-color, 0.8)
+      rgba($base-shadow-color, 0.8)
-      );
+    );
-      pointer-events: none;
+    pointer-events: none;
-      content: '';
+    content: '';
-    }
+  }
 
-    .display-name:hover .display-name__html {
+  .display-name:hover .display-name__html {
+    text-decoration: none;
+  }
+
+  .status__content {
+    height: 20px;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    padding-top: 0;
+    mask-image: linear-gradient(rgb(0 0 0 / 100%), transparent);
+
+    a:hover {
       text-decoration: none;
     }
-
-    .status__content {
-      height: 20px;
-      overflow: hidden;
-      text-overflow: ellipsis;
-      padding-top: 0;
-
-      &::after {
-        content: '';
-        position: absolute;
-        top: 0;
-        bottom: 0;
-        inset-inline-start: 0;
-        inset-inline-end: 0;
-        background: linear-gradient(transparent, var(--background-color));
-        pointer-events: none;
-      }
-
-      a:hover {
-        text-decoration: none;
-      }
-    }
-
-    &:focus > .status__content::after {
-      background: linear-gradient(
-        rgba(lighten($ui-base-color, 4%), 0),
-        rgba(lighten($ui-base-color, 4%), 1)
-      );
-    }
-
-    // TODO: review
-    &.status-direct > .status__content::after {
-      background: linear-gradient(
-        rgba(mix($ui-base-color, $ui-highlight-color, 95%), 0),
-        rgba(mix($ui-base-color, $ui-highlight-color, 95%), 1)
-      );
-    }
   }
-}
 
-.status__wrapper.collapsed {
   .notification__message {
     margin-bottom: 0;
     white-space: nowrap;
@@ -1805,10 +1799,6 @@ body > [data-popper-placement] {
 .status__wrapper-direct {
   background: rgba($ui-highlight-color, 0.05);
 
-  &:focus {
-    background: rgba($ui-highlight-color, 0.05);
-  }
-
   .status__prepend {
     color: $highlight-text-color;
   }
@@ -2642,7 +2632,7 @@ a.account__display-name {
 }
 
 .dropdown-animation {
-  animation: dropdown 150ms cubic-bezier(0.1, 0.7, 0.1, 1);
+  animation: dropdown 250ms cubic-bezier(0.1, 0.7, 0.1, 1);
 
   @keyframes dropdown {
     from {
@@ -10927,3 +10917,158 @@ noscript {
     }
   }
 }
+
+.hover-card-controller[data-popper-reference-hidden='true'] {
+  opacity: 0;
+  pointer-events: none;
+}
+
+.hover-card {
+  box-shadow: var(--dropdown-shadow);
+  background: var(--modal-background-color);
+  backdrop-filter: var(--background-filter);
+  border: 1px solid var(--modal-border-color);
+  border-radius: 8px;
+  padding: 16px;
+  width: 270px;
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+
+  &--loading {
+    position: relative;
+    min-height: 100px;
+  }
+
+  &__name {
+    display: flex;
+    gap: 12px;
+    text-decoration: none;
+    color: inherit;
+  }
+
+  &__number {
+    font-size: 15px;
+    line-height: 22px;
+    color: $secondary-text-color;
+
+    strong {
+      font-weight: 700;
+    }
+  }
+
+  &__text-row {
+    display: flex;
+    flex-direction: column;
+    gap: 8px;
+  }
+
+  &__bio {
+    color: $secondary-text-color;
+    font-size: 14px;
+    line-height: 20px;
+    display: -webkit-box;
+    -webkit-line-clamp: 2;
+    -webkit-box-orient: vertical;
+    max-height: 2 * 20px;
+    overflow: hidden;
+
+    p {
+      margin-bottom: 0;
+    }
+
+    a {
+      color: inherit;
+      text-decoration: underline;
+
+      &:hover,
+      &:focus,
+      &:active {
+        text-decoration: none;
+      }
+    }
+  }
+
+  .display-name {
+    font-size: 15px;
+    line-height: 22px;
+
+    bdi {
+      font-weight: 500;
+      color: $primary-text-color;
+    }
+
+    &__account {
+      display: block;
+      color: $dark-text-color;
+    }
+  }
+
+  .account-fields {
+    color: $secondary-text-color;
+    font-size: 14px;
+    line-height: 20px;
+
+    a {
+      color: inherit;
+      text-decoration: none;
+
+      &:focus,
+      &:hover,
+      &:active {
+        text-decoration: underline;
+      }
+    }
+
+    dl {
+      display: flex;
+      align-items: center;
+      gap: 4px;
+
+      dt {
+        flex: 0 0 auto;
+        color: $dark-text-color;
+        min-width: 0;
+        overflow: hidden;
+        white-space: nowrap;
+        text-overflow: ellipsis;
+      }
+
+      dd {
+        flex: 1 1 auto;
+        font-weight: 500;
+        min-width: 0;
+        overflow: hidden;
+        white-space: nowrap;
+        text-overflow: ellipsis;
+        text-align: end;
+      }
+
+      &.verified {
+        dd {
+          display: flex;
+          align-items: center;
+          justify-content: flex-end;
+          gap: 4px;
+          overflow: hidden;
+          white-space: nowrap;
+          color: $valid-value-color;
+
+          & > span {
+            overflow: hidden;
+            text-overflow: ellipsis;
+          }
+
+          a {
+            font-weight: 500;
+          }
+
+          .icon {
+            width: 16px;
+            height: 16px;
+          }
+        }
+      }
+    }
+  }
+}

app/javascript/flavours/glitch/styles/mastodon-light/variables.scss

@@ -56,11 +56,13 @@ $account-background-color: $white !default;
 
 $emojis-requiring-inversion: 'chains';
 
-.theme-mastodon-light {
+body {
   --dropdown-border-color: #d9e1e8;
   --dropdown-background-color: #fff;
+  --modal-border-color: #d9e1e8;
+  --modal-background-color: var(--background-color-tint);
   --background-border-color: #d9e1e8;
   --background-color: #fff;
-  --background-color-tint: rgba(255, 255, 255, 90%);
+  --background-color-tint: rgba(255, 255, 255, 80%);
   --background-filter: blur(10px);
 }

app/javascript/hooks/useLinks.ts

@@ -0,0 +1,61 @@
+import { useCallback } from 'react';
+
+import { useHistory } from 'react-router-dom';
+
+import { openURL } from 'mastodon/actions/search';
+import { useAppDispatch } from 'mastodon/store';
+
+const isMentionClick = (element: HTMLAnchorElement) =>
+  element.classList.contains('mention');
+
+const isHashtagClick = (element: HTMLAnchorElement) =>
+  element.textContent?.[0] === '#' ||
+  element.previousSibling?.textContent?.endsWith('#');
+
+export const useLinks = () => {
+  const history = useHistory();
+  const dispatch = useAppDispatch();
+
+  const handleHashtagClick = useCallback(
+    (element: HTMLAnchorElement) => {
+      const { textContent } = element;
+
+      if (!textContent) return;
+
+      history.push(`/tags/${textContent.replace(/^#/, '')}`);
+    },
+    [history],
+  );
+
+  const handleMentionClick = useCallback(
+    (element: HTMLAnchorElement) => {
+      dispatch(
+        openURL(element.href, history, () => {
+          window.location.href = element.href;
+        }),
+      );
+    },
+    [dispatch, history],
+  );
+
+  const handleClick = useCallback(
+    (e: React.MouseEvent) => {
+      const target = (e.target as HTMLElement).closest('a');
+
+      if (!target || e.button !== 0 || e.ctrlKey || e.metaKey) {
+        return;
+      }
+
+      if (isMentionClick(target)) {
+        e.preventDefault();
+        handleMentionClick(target);
+      } else if (isHashtagClick(target)) {
+        e.preventDefault();
+        handleHashtagClick(target);
+      }
+    },
+    [handleMentionClick, handleHashtagClick],
+  );
+
+  return handleClick;
+};

app/javascript/hooks/useTimeout.ts

@@ -0,0 +1,44 @@
+import { useRef, useCallback, useEffect } from 'react';
+
+export const useTimeout = () => {
+  const timeoutRef = useRef<ReturnType<typeof setTimeout>>();
+  const callbackRef = useRef<() => void>();
+
+  const set = useCallback((callback: () => void, delay: number) => {
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+    }
+
+    callbackRef.current = callback;
+    timeoutRef.current = setTimeout(callback, delay);
+  }, []);
+
+  const delay = useCallback((delay: number) => {
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+    }
+
+    if (!callbackRef.current) {
+      return;
+    }
+
+    timeoutRef.current = setTimeout(callbackRef.current, delay);
+  }, []);
+
+  const cancel = useCallback(() => {
+    if (timeoutRef.current) {
+      clearTimeout(timeoutRef.current);
+      timeoutRef.current = undefined;
+      callbackRef.current = undefined;
+    }
+  }, []);
+
+  useEffect(
+    () => () => {
+      cancel();
+    },
+    [cancel],
+  );
+
+  return [set, cancel, delay] as const;
+};

app/javascript/mastodon/actions/directory.js

@@ -1,62 +0,0 @@
-import api from '../api';
-
-import { fetchRelationships } from './accounts';
-import { importFetchedAccounts } from './importer';
-
-export const DIRECTORY_FETCH_REQUEST = 'DIRECTORY_FETCH_REQUEST';
-export const DIRECTORY_FETCH_SUCCESS = 'DIRECTORY_FETCH_SUCCESS';
-export const DIRECTORY_FETCH_FAIL    = 'DIRECTORY_FETCH_FAIL';
-
-export const DIRECTORY_EXPAND_REQUEST = 'DIRECTORY_EXPAND_REQUEST';
-export const DIRECTORY_EXPAND_SUCCESS = 'DIRECTORY_EXPAND_SUCCESS';
-export const DIRECTORY_EXPAND_FAIL    = 'DIRECTORY_EXPAND_FAIL';
-
-export const fetchDirectory = params => (dispatch) => {
-  dispatch(fetchDirectoryRequest());
-
-  api().get('/api/v1/directory', { params: { ...params, limit: 20 } }).then(({ data }) => {
-    dispatch(importFetchedAccounts(data));
-    dispatch(fetchDirectorySuccess(data));
-    dispatch(fetchRelationships(data.map(x => x.id)));
-  }).catch(error => dispatch(fetchDirectoryFail(error)));
-};
-
-export const fetchDirectoryRequest = () => ({
-  type: DIRECTORY_FETCH_REQUEST,
-});
-
-export const fetchDirectorySuccess = accounts => ({
-  type: DIRECTORY_FETCH_SUCCESS,
-  accounts,
-});
-
-export const fetchDirectoryFail = error => ({
-  type: DIRECTORY_FETCH_FAIL,
-  error,
-});
-
-export const expandDirectory = params => (dispatch, getState) => {
-  dispatch(expandDirectoryRequest());
-
-  const loadedItems = getState().getIn(['user_lists', 'directory', 'items']).size;
-
-  api().get('/api/v1/directory', { params: { ...params, offset: loadedItems, limit: 20 } }).then(({ data }) => {
-    dispatch(importFetchedAccounts(data));
-    dispatch(expandDirectorySuccess(data));
-    dispatch(fetchRelationships(data.map(x => x.id)));
-  }).catch(error => dispatch(expandDirectoryFail(error)));
-};
-
-export const expandDirectoryRequest = () => ({
-  type: DIRECTORY_EXPAND_REQUEST,
-});
-
-export const expandDirectorySuccess = accounts => ({
-  type: DIRECTORY_EXPAND_SUCCESS,
-  accounts,
-});
-
-export const expandDirectoryFail = error => ({
-  type: DIRECTORY_EXPAND_FAIL,
-  error,
-});

app/javascript/mastodon/actions/directory.ts

@@ -0,0 +1,37 @@
+import type { List as ImmutableList } from 'immutable';
+
+import { apiGetDirectory } from 'mastodon/api/directory';
+import { createDataLoadingThunk } from 'mastodon/store/typed_functions';
+
+import { fetchRelationships } from './accounts';
+import { importFetchedAccounts } from './importer';
+
+export const fetchDirectory = createDataLoadingThunk(
+  'directory/fetch',
+  async (params: Parameters<typeof apiGetDirectory>[0]) =>
+    apiGetDirectory(params),
+  (data, { dispatch }) => {
+    dispatch(importFetchedAccounts(data));
+    dispatch(fetchRelationships(data.map((x) => x.id)));
+
+    return { accounts: data };
+  },
+);
+
+export const expandDirectory = createDataLoadingThunk(
+  'directory/expand',
+  async (params: Parameters<typeof apiGetDirectory>[0], { getState }) => {
+    const loadedItems = getState().user_lists.getIn([
+      'directory',
+      'items',
+    ]) as ImmutableList<unknown>;
+
+    return apiGetDirectory({ ...params, offset: loadedItems.size }, 20);
+  },
+  (data, { dispatch }) => {
+    dispatch(importFetchedAccounts(data));
+    dispatch(fetchRelationships(data.map((x) => x.id)));
+
+    return { accounts: data };
+  },
+);

app/javascript/mastodon/actions/importer/index.js

@@ -76,8 +76,8 @@ export function importFetchedStatuses(statuses) {
         pushUnique(polls, normalizePoll(status.poll, getState().getIn(['polls', status.poll.id])));
       }
 
-      if (status.card?.author_account) {
+      if (status.card) {
-        pushUnique(accounts, status.card.author_account);
+        status.card.authors.forEach(author => author.account && pushUnique(accounts, author.account));
       }
     }
 

app/javascript/mastodon/actions/importer/normalizer.js

@@ -36,8 +36,15 @@ export function normalizeStatus(status, normalOldStatus) {
     normalStatus.poll = status.poll.id;
   }
 
-  if (status.card?.author_account) {
+  if (status.card) {
-    normalStatus.card = { ...status.card, author_account: status.card.author_account.id };
+    normalStatus.card = {
+      ...status.card,
+      authors: status.card.authors.map(author => ({
+        ...author,
+        accountId: author.account?.id,
+        account: undefined,
+      })),
+    };
   }
 
   if (status.filtered) {

app/javascript/mastodon/actions/timelines.js

@@ -158,6 +158,7 @@ export const expandAccountTimeline         = (accountId, { maxId, withReplies, t
 export const expandAccountFeaturedTimeline = (accountId, { tagged } = {}) => expandTimeline(`account:${accountId}:pinned${tagged ? `:${tagged}` : ''}`, `/api/v1/accounts/${accountId}/statuses`, { pinned: true, tagged });
 export const expandAccountMediaTimeline    = (accountId, { maxId } = {}) => expandTimeline(`account:${accountId}:media`, `/api/v1/accounts/${accountId}/statuses`, { max_id: maxId, only_media: true, limit: 40 });
 export const expandListTimeline            = (id, { maxId } = {}, done = noOp) => expandTimeline(`list:${id}`, `/api/v1/timelines/list/${id}`, { max_id: maxId }, done);
+export const expandLinkTimeline            = (url, { maxId } = {}, done = noOp) => expandTimeline(`link:${url}`, `/api/v1/timelines/link`, { url, max_id: maxId }, done);
 export const expandHashtagTimeline         = (hashtag, { maxId, tags, local } = {}, done = noOp) => {
   return expandTimeline(`hashtag:${hashtag}${local ? ':local' : ''}`, `/api/v1/timelines/tag/${hashtag}`, {
     max_id: maxId,

app/javascript/mastodon/actions/trends.js

@@ -51,7 +51,7 @@ export const fetchTrendingLinks = () => (dispatch) => {
   api()
     .get('/api/v1/trends/links', { params: { limit: 20 } })
     .then(({ data }) => {
-      dispatch(importFetchedAccounts(data.map(link => link.author_account).filter(account => !!account)));
+      dispatch(importFetchedAccounts(data.flatMap(link => link.authors.map(author => author.account)).filter(account => !!account)));
       dispatch(fetchTrendingLinksSuccess(data));
     })
     .catch(err => dispatch(fetchTrendingLinksFail(err)));

app/javascript/mastodon/api.ts

@@ -59,16 +59,49 @@ export default function api(withAuthorization = true) {
   });
 }
 
+type RequestParamsOrData = Record<string, unknown>;
+
 export async function apiRequest<ApiResponse = unknown>(
   method: Method,
   url: string,
-  params?: Record<string, unknown>,
+  args: {
+    params?: RequestParamsOrData;
+    data?: RequestParamsOrData;
+  } = {},
 ) {
   const { data } = await api().request<ApiResponse>({
     method,
     url: '/api/' + url,
-    data: params,
+    ...args,
   });
 
   return data;
 }
+
+export async function apiRequestGet<ApiResponse = unknown>(
+  url: string,
+  params?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('GET', url, { params });
+}
+
+export async function apiRequestPost<ApiResponse = unknown>(
+  url: string,
+  data?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('POST', url, { data });
+}
+
+export async function apiRequestPut<ApiResponse = unknown>(
+  url: string,
+  data?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('PUT', url, { data });
+}
+
+export async function apiRequestDelete<ApiResponse = unknown>(
+  url: string,
+  params?: RequestParamsOrData,
+) {
+  return apiRequest<ApiResponse>('DELETE', url, { params });
+}

app/javascript/mastodon/api/accounts.ts

@@ -1,7 +1,7 @@
-import { apiRequest } from 'mastodon/api';
+import { apiRequestPost } from 'mastodon/api';
 import type { ApiRelationshipJSON } from 'mastodon/api_types/relationships';
 
 export const apiSubmitAccountNote = (id: string, value: string) =>
-  apiRequest<ApiRelationshipJSON>('post', `v1/accounts/${id}/note`, {
+  apiRequestPost<ApiRelationshipJSON>(`v1/accounts/${id}/note`, {
     comment: value,
   });

app/javascript/mastodon/api/directory.ts

@@ -0,0 +1,15 @@
+import { apiRequestGet } from 'mastodon/api';
+import type { ApiAccountJSON } from 'mastodon/api_types/accounts';
+
+export const apiGetDirectory = (
+  params: {
+    order: string;
+    local: boolean;
+    offset?: number;
+  },
+  limit = 20,
+) =>
+  apiRequestGet<ApiAccountJSON[]>('v1/directory', {
+    ...params,
+    limit,
+  });

app/javascript/mastodon/api/interactions.ts

@@ -1,10 +1,10 @@
-import { apiRequest } from 'mastodon/api';
+import { apiRequestPost } from 'mastodon/api';
 import type { Status, StatusVisibility } from 'mastodon/models/status';
 
 export const apiReblog = (statusId: string, visibility: StatusVisibility) =>
-  apiRequest<{ reblog: Status }>('post', `v1/statuses/${statusId}/reblog`, {
+  apiRequestPost<{ reblog: Status }>(`v1/statuses/${statusId}/reblog`, {
     visibility,
   });
 
 export const apiUnreblog = (statusId: string) =>
-  apiRequest<Status>('post', `v1/statuses/${statusId}/unreblog`);
+  apiRequestPost<Status>(`v1/statuses/${statusId}/unreblog`);

app/javascript/mastodon/api/notification_policies.ts

@@ -1,10 +1,9 @@
-import { apiRequest } from 'mastodon/api';
+import { apiRequestGet, apiRequestPut } from 'mastodon/api';
 import type { NotificationPolicyJSON } from 'mastodon/api_types/notification_policies';
 
 export const apiGetNotificationPolicy = () =>
-  apiRequest<NotificationPolicyJSON>('GET', '/v1/notifications/policy');
+  apiRequestGet<NotificationPolicyJSON>('/v1/notifications/policy');
 
 export const apiUpdateNotificationsPolicy = (
   policy: Partial<NotificationPolicyJSON>,
-) =>
+) => apiRequestPut<NotificationPolicyJSON>('/v1/notifications/policy', policy);
-  apiRequest<NotificationPolicyJSON>('PUT', '/v1/notifications/policy', policy);

app/javascript/mastodon/api_types/statuses.ts

@@ -30,6 +30,12 @@ export interface ApiMentionJSON {
   acct: string;
 }
 
+export interface ApiPreviewCardAuthorJSON {
+  name: string;
+  url: string;
+  account?: ApiAccountJSON;
+}
+
 export interface ApiPreviewCardJSON {
   url: string;
   title: string;
@@ -38,6 +44,7 @@ export interface ApiPreviewCardJSON {
   type: string;
   author_name: string;
   author_url: string;
+  author_account?: ApiAccountJSON;
   provider_name: string;
   provider_url: string;
   html: string;
@@ -48,6 +55,7 @@ export interface ApiPreviewCardJSON {
   embed_url: string;
   blurhash: string;
   published_at: string;
+  authors: ApiPreviewCardAuthorJSON[];
 }
 
 export interface ApiStatusJSON {

app/javascript/mastodon/components/account_bio.tsx

@@ -0,0 +1,20 @@
+import { useLinks } from 'mastodon/../hooks/useLinks';
+
+export const AccountBio: React.FC<{
+  note: string;
+  className: string;
+}> = ({ note, className }) => {
+  const handleClick = useLinks();
+
+  if (note.length === 0 || note === '<p></p>') {
+    return null;
+  }
+
+  return (
+    <div
+      className={`${className} translate`}
+      dangerouslySetInnerHTML={{ __html: note }}
+      onClickCapture={handleClick}
+    />
+  );
+};

app/javascript/mastodon/components/account_fields.tsx

@@ -0,0 +1,42 @@
+import classNames from 'classnames';
+
+import CheckIcon from '@/material-icons/400-24px/check.svg?react';
+import { useLinks } from 'mastodon/../hooks/useLinks';
+import { Icon } from 'mastodon/components/icon';
+import type { Account } from 'mastodon/models/account';
+
+export const AccountFields: React.FC<{
+  fields: Account['fields'];
+  limit: number;
+}> = ({ fields, limit = -1 }) => {
+  const handleClick = useLinks();
+
+  if (fields.size === 0) {
+    return null;
+  }
+
+  return (
+    <div className='account-fields' onClickCapture={handleClick}>
+      {fields.take(limit).map((pair, i) => (
+        <dl
+          key={i}
+          className={classNames({ verified: pair.get('verified_at') })}
+        >
+          <dt
+            dangerouslySetInnerHTML={{ __html: pair.get('name_emojified') }}
+            className='translate'
+          />
+
+          <dd className='translate' title={pair.get('value_plain') ?? ''}>
+            {pair.get('verified_at') && (
+              <Icon id='check' icon={CheckIcon} className='verified__mark' />
+            )}
+            <span
+              dangerouslySetInnerHTML={{ __html: pair.get('value_emojified') }}
+            />
+          </dd>
+        </dl>
+      ))}
+    </div>
+  );
+};

app/javascript/mastodon/components/column_header.jsx

@@ -1,233 +0,0 @@
-import PropTypes from 'prop-types';
-import { PureComponent, useCallback } from 'react';
-
-import { FormattedMessage, injectIntl, defineMessages, useIntl } from 'react-intl';
-
-import classNames from 'classnames';
-import { withRouter } from 'react-router-dom';
-
-import AddIcon from '@/material-icons/400-24px/add.svg?react';
-import ArrowBackIcon from '@/material-icons/400-24px/arrow_back.svg?react';
-import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
-import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
-import CloseIcon from '@/material-icons/400-24px/close.svg?react';
-import SettingsIcon from '@/material-icons/400-24px/settings.svg?react';
-import { Icon }  from 'mastodon/components/icon';
-import { ButtonInTabsBar } from 'mastodon/features/ui/util/columns_context';
-import { identityContextPropShape, withIdentity } from 'mastodon/identity_context';
-import { WithRouterPropTypes } from 'mastodon/utils/react_router';
-
-
-import { useAppHistory } from './router';
-
-const messages = defineMessages({
-  show: { id: 'column_header.show_settings', defaultMessage: 'Show settings' },
-  hide: { id: 'column_header.hide_settings', defaultMessage: 'Hide settings' },
-  moveLeft: { id: 'column_header.moveLeft_settings', defaultMessage: 'Move column to the left' },
-  moveRight: { id: 'column_header.moveRight_settings', defaultMessage: 'Move column to the right' },
-  back: { id: 'column_back_button.label', defaultMessage: 'Back' },
-});
-
-const BackButton = ({ onlyIcon }) => {
-  const history = useAppHistory();
-  const intl = useIntl();
-
-  const handleBackClick = useCallback(() => {
-    if (history.location?.state?.fromMastodon) {
-      history.goBack();
-    } else {
-      history.push('/');
-    }
-  }, [history]);
-
-  return (
-    <button onClick={handleBackClick} className={classNames('column-header__back-button', { 'compact': onlyIcon })} aria-label={intl.formatMessage(messages.back)}>
-      <Icon id='chevron-left' icon={ArrowBackIcon} className='column-back-button__icon' />
-      {!onlyIcon && <FormattedMessage id='column_back_button.label' defaultMessage='Back' />}
-    </button>
-  );
-};
-
-BackButton.propTypes = {
-  onlyIcon: PropTypes.bool,
-};
-
-class ColumnHeader extends PureComponent {
-  static propTypes = {
-    identity: identityContextPropShape,
-    intl: PropTypes.object.isRequired,
-    title: PropTypes.node,
-    icon: PropTypes.string,
-    iconComponent: PropTypes.func,
-    active: PropTypes.bool,
-    multiColumn: PropTypes.bool,
-    extraButton: PropTypes.node,
-    showBackButton: PropTypes.bool,
-    children: PropTypes.node,
-    pinned: PropTypes.bool,
-    placeholder: PropTypes.bool,
-    onPin: PropTypes.func,
-    onMove: PropTypes.func,
-    onClick: PropTypes.func,
-    appendContent: PropTypes.node,
-    collapseIssues: PropTypes.bool,
-    ...WithRouterPropTypes,
-  };
-
-  state = {
-    collapsed: true,
-    animating: false,
-  };
-
-  handleToggleClick = (e) => {
-    e.stopPropagation();
-    this.setState({ collapsed: !this.state.collapsed, animating: true });
-  };
-
-  handleTitleClick = () => {
-    this.props.onClick?.();
-  };
-
-  handleMoveLeft = () => {
-    this.props.onMove(-1);
-  };
-
-  handleMoveRight = () => {
-    this.props.onMove(1);
-  };
-
-  handleTransitionEnd = () => {
-    this.setState({ animating: false });
-  };
-
-  handlePin = () => {
-    if (!this.props.pinned) {
-      this.props.history.replace('/');
-    }
-
-    this.props.onPin();
-  };
-
-  render () {
-    const { title, icon, iconComponent, active, children, pinned, multiColumn, extraButton, showBackButton, intl: { formatMessage }, placeholder, appendContent, collapseIssues, history } = this.props;
-    const { collapsed, animating } = this.state;
-
-    const wrapperClassName = classNames('column-header__wrapper', {
-      'active': active,
-    });
-
-    const buttonClassName = classNames('column-header', {
-      'active': active,
-    });
-
-    const collapsibleClassName = classNames('column-header__collapsible', {
-      'collapsed': collapsed,
-      'animating': animating,
-    });
-
-    const collapsibleButtonClassName = classNames('column-header__button', {
-      'active': !collapsed,
-    });
-
-    let extraContent, pinButton, moveButtons, backButton, collapseButton;
-
-    if (children) {
-      extraContent = (
-        <div key='extra-content' className='column-header__collapsible__extra'>
-          {children}
-        </div>
-      );
-    }
-
-    if (multiColumn && pinned) {
-      pinButton = <button className='text-btn column-header__setting-btn' onClick={this.handlePin}><Icon id='times' icon={CloseIcon} /> <FormattedMessage id='column_header.unpin' defaultMessage='Unpin' /></button>;
-
-      moveButtons = (
-        <div className='column-header__setting-arrows'>
-          <button title={formatMessage(messages.moveLeft)} aria-label={formatMessage(messages.moveLeft)} className='icon-button column-header__setting-btn' onClick={this.handleMoveLeft}><Icon id='chevron-left' icon={ChevronLeftIcon} /></button>
-          <button title={formatMessage(messages.moveRight)} aria-label={formatMessage(messages.moveRight)} className='icon-button column-header__setting-btn' onClick={this.handleMoveRight}><Icon id='chevron-right' icon={ChevronRightIcon} /></button>
-        </div>
-      );
-    } else if (multiColumn && this.props.onPin) {
-      pinButton = <button className='text-btn column-header__setting-btn' onClick={this.handlePin}><Icon id='plus' icon={AddIcon} /> <FormattedMessage id='column_header.pin' defaultMessage='Pin' /></button>;
-    }
-
-    if (history && !pinned && ((multiColumn && history.location?.state?.fromMastodon) || showBackButton)) {
-      backButton = <BackButton onlyIcon={!!title} />;
-    }
-
-    const collapsedContent = [
-      extraContent,
-    ];
-
-    if (multiColumn) {
-      collapsedContent.push(
-        <div key='buttons' className='column-header__advanced-buttons'>
-          {pinButton}
-          {moveButtons}
-        </div>
-      );
-    }
-
-    if (this.props.identity.signedIn && (children || (multiColumn && this.props.onPin))) {
-      collapseButton = (
-        <button
-          className={collapsibleButtonClassName}
-          title={formatMessage(collapsed ? messages.show : messages.hide)}
-          aria-label={formatMessage(collapsed ? messages.show : messages.hide)}
-          onClick={this.handleToggleClick}
-        >
-          <i className='icon-with-badge'>
-            <Icon id='sliders' icon={SettingsIcon} />
-            {collapseIssues && <i className='icon-with-badge__issue-badge' />}
-          </i>
-        </button>
-      );
-    }
-
-    const hasTitle = (icon || iconComponent) && title;
-
-    const component = (
-      <div className={wrapperClassName}>
-        <h1 className={buttonClassName}>
-          {hasTitle && (
-            <>
-              {backButton}
-
-              <button onClick={this.handleTitleClick} className='column-header__title'>
-                {!backButton && <Icon id={icon} icon={iconComponent} className='column-header__icon' />}
-                {title}
-              </button>
-            </>
-          )}
-
-          {!hasTitle && backButton}
-
-          <div className='column-header__buttons'>
-            {extraButton}
-            {collapseButton}
-          </div>
-        </h1>
-
-        <div className={collapsibleClassName} tabIndex={collapsed ? -1 : null} onTransitionEnd={this.handleTransitionEnd}>
-          <div className='column-header__collapsible-inner'>
-            {(!collapsed || animating) && collapsedContent}
-          </div>
-        </div>
-
-        {appendContent}
-      </div>
-    );
-
-    if (placeholder) {
-      return component;
-    } else {
-      return (<ButtonInTabsBar>
-        {component}
-      </ButtonInTabsBar>);
-    }
-  }
-
-}
-
-export default injectIntl(withIdentity(withRouter(ColumnHeader)));

app/javascript/mastodon/components/column_header.tsx

@@ -0,0 +1,301 @@
+import { useCallback, useState } from 'react';
+
+import { FormattedMessage, defineMessages, useIntl } from 'react-intl';
+
+import classNames from 'classnames';
+
+import AddIcon from '@/material-icons/400-24px/add.svg?react';
+import ArrowBackIcon from '@/material-icons/400-24px/arrow_back.svg?react';
+import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
+import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
+import CloseIcon from '@/material-icons/400-24px/close.svg?react';
+import SettingsIcon from '@/material-icons/400-24px/settings.svg?react';
+import type { IconProp } from 'mastodon/components/icon';
+import { Icon } from 'mastodon/components/icon';
+import { ButtonInTabsBar } from 'mastodon/features/ui/util/columns_context';
+import { useIdentity } from 'mastodon/identity_context';
+
+import { useAppHistory } from './router';
+
+const messages = defineMessages({
+  show: { id: 'column_header.show_settings', defaultMessage: 'Show settings' },
+  hide: { id: 'column_header.hide_settings', defaultMessage: 'Hide settings' },
+  moveLeft: {
+    id: 'column_header.moveLeft_settings',
+    defaultMessage: 'Move column to the left',
+  },
+  moveRight: {
+    id: 'column_header.moveRight_settings',
+    defaultMessage: 'Move column to the right',
+  },
+  back: { id: 'column_back_button.label', defaultMessage: 'Back' },
+});
+
+const BackButton: React.FC<{
+  onlyIcon: boolean;
+}> = ({ onlyIcon }) => {
+  const history = useAppHistory();
+  const intl = useIntl();
+
+  const handleBackClick = useCallback(() => {
+    if (history.location.state?.fromMastodon) {
+      history.goBack();
+    } else {
+      history.push('/');
+    }
+  }, [history]);
+
+  return (
+    <button
+      onClick={handleBackClick}
+      className={classNames('column-header__back-button', {
+        compact: onlyIcon,
+      })}
+      aria-label={intl.formatMessage(messages.back)}
+    >
+      <Icon
+        id='chevron-left'
+        icon={ArrowBackIcon}
+        className='column-back-button__icon'
+      />
+      {!onlyIcon && (
+        <FormattedMessage id='column_back_button.label' defaultMessage='Back' />
+      )}
+    </button>
+  );
+};
+
+export interface Props {
+  title?: string;
+  icon?: string;
+  iconComponent?: IconProp;
+  active?: boolean;
+  children?: React.ReactNode;
+  pinned?: boolean;
+  multiColumn?: boolean;
+  extraButton?: React.ReactNode;
+  showBackButton?: boolean;
+  placeholder?: boolean;
+  appendContent?: React.ReactNode;
+  collapseIssues?: boolean;
+  onClick?: () => void;
+  onMove?: (arg0: number) => void;
+  onPin?: () => void;
+}
+
+export const ColumnHeader: React.FC<Props> = ({
+  title,
+  icon,
+  iconComponent,
+  active,
+  children,
+  pinned,
+  multiColumn,
+  extraButton,
+  showBackButton,
+  placeholder,
+  appendContent,
+  collapseIssues,
+  onClick,
+  onMove,
+  onPin,
+}) => {
+  const intl = useIntl();
+  const { signedIn } = useIdentity();
+  const history = useAppHistory();
+  const [collapsed, setCollapsed] = useState(true);
+  const [animating, setAnimating] = useState(false);
+
+  const handleToggleClick = useCallback(
+    (e: React.MouseEvent) => {
+      e.stopPropagation();
+      setCollapsed((value) => !value);
+      setAnimating(true);
+    },
+    [setCollapsed, setAnimating],
+  );
+
+  const handleTitleClick = useCallback(() => {
+    onClick?.();
+  }, [onClick]);
+
+  const handleMoveLeft = useCallback(() => {
+    onMove?.(-1);
+  }, [onMove]);
+
+  const handleMoveRight = useCallback(() => {
+    onMove?.(1);
+  }, [onMove]);
+
+  const handleTransitionEnd = useCallback(() => {
+    setAnimating(false);
+  }, [setAnimating]);
+
+  const handlePin = useCallback(() => {
+    if (!pinned) {
+      history.replace('/');
+    }
+
+    onPin?.();
+  }, [history, pinned, onPin]);
+
+  const wrapperClassName = classNames('column-header__wrapper', {
+    active,
+  });
+
+  const buttonClassName = classNames('column-header', {
+    active,
+  });
+
+  const collapsibleClassName = classNames('column-header__collapsible', {
+    collapsed,
+    animating,
+  });
+
+  const collapsibleButtonClassName = classNames('column-header__button', {
+    active: !collapsed,
+  });
+
+  let extraContent, pinButton, moveButtons, backButton, collapseButton;
+
+  if (children) {
+    extraContent = (
+      <div key='extra-content' className='column-header__collapsible__extra'>
+        {children}
+      </div>
+    );
+  }
+
+  if (multiColumn && pinned) {
+    pinButton = (
+      <button
+        className='text-btn column-header__setting-btn'
+        onClick={handlePin}
+      >
+        <Icon id='times' icon={CloseIcon} />{' '}
+        <FormattedMessage id='column_header.unpin' defaultMessage='Unpin' />
+      </button>
+    );
+
+    moveButtons = (
+      <div className='column-header__setting-arrows'>
+        <button
+          title={intl.formatMessage(messages.moveLeft)}
+          aria-label={intl.formatMessage(messages.moveLeft)}
+          className='icon-button column-header__setting-btn'
+          onClick={handleMoveLeft}
+        >
+          <Icon id='chevron-left' icon={ChevronLeftIcon} />
+        </button>
+        <button
+          title={intl.formatMessage(messages.moveRight)}
+          aria-label={intl.formatMessage(messages.moveRight)}
+          className='icon-button column-header__setting-btn'
+          onClick={handleMoveRight}
+        >
+          <Icon id='chevron-right' icon={ChevronRightIcon} />
+        </button>
+      </div>
+    );
+  } else if (multiColumn && onPin) {
+    pinButton = (
+      <button
+        className='text-btn column-header__setting-btn'
+        onClick={handlePin}
+      >
+        <Icon id='plus' icon={AddIcon} />{' '}
+        <FormattedMessage id='column_header.pin' defaultMessage='Pin' />
+      </button>
+    );
+  }
+
+  if (
+    !pinned &&
+    ((multiColumn && history.location.state?.fromMastodon) || showBackButton)
+  ) {
+    backButton = <BackButton onlyIcon={!!title} />;
+  }
+
+  const collapsedContent = [extraContent];
+
+  if (multiColumn) {
+    collapsedContent.push(
+      <div key='buttons' className='column-header__advanced-buttons'>
+        {pinButton}
+        {moveButtons}
+      </div>,
+    );
+  }
+
+  if (signedIn && (children || (multiColumn && onPin))) {
+    collapseButton = (
+      <button
+        className={collapsibleButtonClassName}
+        title={intl.formatMessage(collapsed ? messages.show : messages.hide)}
+        aria-label={intl.formatMessage(
+          collapsed ? messages.show : messages.hide,
+        )}
+        onClick={handleToggleClick}
+      >
+        <i className='icon-with-badge'>
+          <Icon id='sliders' icon={SettingsIcon} />
+          {collapseIssues && <i className='icon-with-badge__issue-badge' />}
+        </i>
+      </button>
+    );
+  }
+
+  const hasIcon = icon && iconComponent;
+  const hasTitle = hasIcon && title;
+
+  const component = (
+    <div className={wrapperClassName}>
+      <h1 className={buttonClassName}>
+        {hasTitle && (
+          <>
+            {backButton}
+
+            <button onClick={handleTitleClick} className='column-header__title'>
+              {!backButton && (
+                <Icon
+                  id={icon}
+                  icon={iconComponent}
+                  className='column-header__icon'
+                />
+              )}
+              {title}
+            </button>
+          </>
+        )}
+
+        {!hasTitle && backButton}
+
+        <div className='column-header__buttons'>
+          {extraButton}
+          {collapseButton}
+        </div>
+      </h1>
+
+      <div
+        className={collapsibleClassName}
+        tabIndex={collapsed ? -1 : undefined}
+        onTransitionEnd={handleTransitionEnd}
+      >
+        <div className='column-header__collapsible-inner'>
+          {(!collapsed || animating) && collapsedContent}
+        </div>
+      </div>
+
+      {appendContent}
+    </div>
+  );
+
+  if (placeholder) {
+    return component;
+  } else {
+    return <ButtonInTabsBar>{component}</ButtonInTabsBar>;
+  }
+};
+
+// eslint-disable-next-line import/no-default-export
+export default ColumnHeader;

app/javascript/mastodon/components/follow_button.tsx

@@ -0,0 +1,128 @@
+import { useCallback, useEffect } from 'react';
+
+import { useIntl, defineMessages, FormattedMessage } from 'react-intl';
+
+import { useIdentity } from '@/mastodon/identity_context';
+import {
+  fetchRelationships,
+  followAccount,
+  unfollowAccount,
+} from 'mastodon/actions/accounts';
+import { openModal } from 'mastodon/actions/modal';
+import { Button } from 'mastodon/components/button';
+import { LoadingIndicator } from 'mastodon/components/loading_indicator';
+import { me } from 'mastodon/initial_state';
+import { useAppDispatch, useAppSelector } from 'mastodon/store';
+
+const messages = defineMessages({
+  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
+  follow: { id: 'account.follow', defaultMessage: 'Follow' },
+  followBack: { id: 'account.follow_back', defaultMessage: 'Follow back' },
+  mutual: { id: 'account.mutual', defaultMessage: 'Mutual' },
+  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
+});
+
+export const FollowButton: React.FC<{
+  accountId?: string;
+}> = ({ accountId }) => {
+  const intl = useIntl();
+  const dispatch = useAppDispatch();
+  const { signedIn } = useIdentity();
+  const account = useAppSelector((state) =>
+    accountId ? state.accounts.get(accountId) : undefined,
+  );
+  const relationship = useAppSelector((state) =>
+    accountId ? state.relationships.get(accountId) : undefined,
+  );
+  const following = relationship?.following || relationship?.requested;
+
+  useEffect(() => {
+    if (accountId && signedIn) {
+      dispatch(fetchRelationships([accountId]));
+    }
+  }, [dispatch, accountId, signedIn]);
+
+  const handleClick = useCallback(() => {
+    if (!signedIn) {
+      dispatch(
+        openModal({
+          modalType: 'INTERACTION',
+          modalProps: {
+            type: 'follow',
+            accountId: accountId,
+            url: account?.url,
+          },
+        }),
+      );
+    }
+
+    if (!relationship) return;
+
+    if (accountId === me) {
+      return;
+    } else if (relationship.following || relationship.requested) {
+      dispatch(
+        openModal({
+          modalType: 'CONFIRM',
+          modalProps: {
+            message: (
+              <FormattedMessage
+                id='confirmations.unfollow.message'
+                defaultMessage='Are you sure you want to unfollow {name}?'
+                values={{ name: <strong>@{account?.acct}</strong> }}
+              />
+            ),
+            confirm: intl.formatMessage(messages.unfollow),
+            onConfirm: () => {
+              dispatch(unfollowAccount(accountId));
+            },
+          },
+        }),
+      );
+    } else {
+      dispatch(followAccount(accountId));
+    }
+  }, [dispatch, intl, accountId, relationship, account, signedIn]);
+
+  let label;
+
+  if (!signedIn) {
+    label = intl.formatMessage(messages.follow);
+  } else if (accountId === me) {
+    label = intl.formatMessage(messages.edit_profile);
+  } else if (!relationship) {
+    label = <LoadingIndicator />;
+  } else if (relationship.following && relationship.followed_by) {
+    label = intl.formatMessage(messages.mutual);
+  } else if (!relationship.following && relationship.followed_by) {
+    label = intl.formatMessage(messages.followBack);
+  } else if (relationship.following || relationship.requested) {
+    label = intl.formatMessage(messages.unfollow);
+  } else {
+    label = intl.formatMessage(messages.follow);
+  }
+
+  if (accountId === me) {
+    return (
+      <a
+        href='/settings/profile'
+        target='_blank'
+        rel='noreferrer noopener'
+        className='button button-secondary'
+      >
+        {label}
+      </a>
+    );
+  }
+
+  return (
+    <Button
+      onClick={handleClick}
+      disabled={relationship?.blocked_by || relationship?.blocking}
+      secondary={following}
+      className={following ? 'button--destructive' : undefined}
+    >
+      {label}
+    </Button>
+  );
+};

app/javascript/mastodon/components/hover_card_account.tsx

@@ -0,0 +1,74 @@
+import { useEffect, forwardRef } from 'react';
+
+import classNames from 'classnames';
+import { Link } from 'react-router-dom';
+
+import { fetchAccount } from 'mastodon/actions/accounts';
+import { AccountBio } from 'mastodon/components/account_bio';
+import { AccountFields } from 'mastodon/components/account_fields';
+import { Avatar } from 'mastodon/components/avatar';
+import { FollowersCounter } from 'mastodon/components/counters';
+import { DisplayName } from 'mastodon/components/display_name';
+import { FollowButton } from 'mastodon/components/follow_button';
+import { LoadingIndicator } from 'mastodon/components/loading_indicator';
+import { ShortNumber } from 'mastodon/components/short_number';
+import { domain } from 'mastodon/initial_state';
+import { useAppSelector, useAppDispatch } from 'mastodon/store';
+
+export const HoverCardAccount = forwardRef<
+  HTMLDivElement,
+  { accountId?: string }
+>(({ accountId }, ref) => {
+  const dispatch = useAppDispatch();
+
+  const account = useAppSelector((state) =>
+    accountId ? state.accounts.get(accountId) : undefined,
+  );
+
+  useEffect(() => {
+    if (accountId && !account) {
+      dispatch(fetchAccount(accountId));
+    }
+  }, [dispatch, accountId, account]);
+
+  return (
+    <div
+      ref={ref}
+      id='hover-card'
+      role='tooltip'
+      className={classNames('hover-card dropdown-animation', {
+        'hover-card--loading': !account,
+      })}
+    >
+      {account ? (
+        <>
+          <Link to={`/@${account.acct}`} className='hover-card__name'>
+            <Avatar account={account} size={46} />
+            <DisplayName account={account} localDomain={domain} />
+          </Link>
+
+          <div className='hover-card__text-row'>
+            <AccountBio
+              note={account.note_emojified}
+              className='hover-card__bio'
+            />
+            <AccountFields fields={account.fields} limit={2} />
+          </div>
+
+          <div className='hover-card__number'>
+            <ShortNumber
+              value={account.followers_count}
+              renderer={FollowersCounter}
+            />
+          </div>
+
+          <FollowButton accountId={accountId} />
+        </>
+      ) : (
+        <LoadingIndicator />
+      )}
+    </div>
+  );
+});
+
+HoverCardAccount.displayName = 'HoverCardAccount';

app/javascript/mastodon/components/hover_card_controller.tsx

@@ -0,0 +1,176 @@
+import { useEffect, useRef, useState, useCallback } from 'react';
+
+import { useLocation } from 'react-router-dom';
+
+import Overlay from 'react-overlays/Overlay';
+import type {
+  OffsetValue,
+  UsePopperOptions,
+} from 'react-overlays/esm/usePopper';
+
+import { useTimeout } from 'mastodon/../hooks/useTimeout';
+import { HoverCardAccount } from 'mastodon/components/hover_card_account';
+
+const offset = [-12, 4] as OffsetValue;
+const enterDelay = 750;
+const leaveDelay = 150;
+const popperConfig = { strategy: 'fixed' } as UsePopperOptions;
+
+const isHoverCardAnchor = (element: HTMLElement) =>
+  element.matches('[data-hover-card-account]');
+
+export const HoverCardController: React.FC = () => {
+  const [open, setOpen] = useState(false);
+  const [accountId, setAccountId] = useState<string | undefined>();
+  const [anchor, setAnchor] = useState<HTMLElement | null>(null);
+  const cardRef = useRef<HTMLDivElement | null>(null);
+  const [setLeaveTimeout, cancelLeaveTimeout] = useTimeout();
+  const [setEnterTimeout, cancelEnterTimeout, delayEnterTimeout] = useTimeout();
+  const [setScrollTimeout] = useTimeout();
+  const location = useLocation();
+
+  const handleClose = useCallback(() => {
+    cancelEnterTimeout();
+    cancelLeaveTimeout();
+    setOpen(false);
+    setAnchor(null);
+  }, [cancelEnterTimeout, cancelLeaveTimeout, setOpen, setAnchor]);
+
+  useEffect(() => {
+    handleClose();
+  }, [handleClose, location]);
+
+  useEffect(() => {
+    let isScrolling = false;
+    let currentAnchor: HTMLElement | null = null;
+
+    const open = (target: HTMLElement) => {
+      target.setAttribute('aria-describedby', 'hover-card');
+      setOpen(true);
+      setAnchor(target);
+      setAccountId(target.getAttribute('data-hover-card-account') ?? undefined);
+    };
+
+    const close = () => {
+      currentAnchor?.removeAttribute('aria-describedby');
+      currentAnchor = null;
+      setOpen(false);
+      setAnchor(null);
+      setAccountId(undefined);
+    };
+
+    const handleMouseEnter = (e: MouseEvent) => {
+      const { target } = e;
+
+      // We've exited the window
+      if (!(target instanceof HTMLElement)) {
+        close();
+        return;
+      }
+
+      // We've entered an anchor
+      if (!isScrolling && isHoverCardAnchor(target)) {
+        cancelLeaveTimeout();
+
+        currentAnchor?.removeAttribute('aria-describedby');
+        currentAnchor = target;
+
+        setEnterTimeout(() => {
+          open(target);
+        }, enterDelay);
+      }
+
+      // We've entered the hover card
+      if (
+        !isScrolling &&
+        (target === currentAnchor || target === cardRef.current)
+      ) {
+        cancelLeaveTimeout();
+      }
+    };
+
+    const handleMouseLeave = (e: MouseEvent) => {
+      if (!currentAnchor) {
+        return;
+      }
+
+      if (e.target === currentAnchor || e.target === cardRef.current) {
+        cancelEnterTimeout();
+
+        setLeaveTimeout(() => {
+          close();
+        }, leaveDelay);
+      }
+    };
+
+    const handleScrollEnd = () => {
+      isScrolling = false;
+    };
+
+    const handleScroll = () => {
+      isScrolling = true;
+      cancelEnterTimeout();
+      setScrollTimeout(handleScrollEnd, 100);
+    };
+
+    const handleMouseMove = () => {
+      delayEnterTimeout(enterDelay);
+    };
+
+    document.body.addEventListener('mouseenter', handleMouseEnter, {
+      passive: true,
+      capture: true,
+    });
+
+    document.body.addEventListener('mousemove', handleMouseMove, {
+      passive: true,
+      capture: false,
+    });
+
+    document.body.addEventListener('mouseleave', handleMouseLeave, {
+      passive: true,
+      capture: true,
+    });
+
+    document.addEventListener('scroll', handleScroll, {
+      passive: true,
+      capture: true,
+    });
+
+    return () => {
+      document.body.removeEventListener('mouseenter', handleMouseEnter);
+      document.body.removeEventListener('mousemove', handleMouseMove);
+      document.body.removeEventListener('mouseleave', handleMouseLeave);
+      document.removeEventListener('scroll', handleScroll);
+    };
+  }, [
+    setEnterTimeout,
+    setLeaveTimeout,
+    setScrollTimeout,
+    cancelEnterTimeout,
+    cancelLeaveTimeout,
+    delayEnterTimeout,
+    setOpen,
+    setAccountId,
+    setAnchor,
+  ]);
+
+  return (
+    <Overlay
+      rootClose
+      onHide={handleClose}
+      show={open}
+      target={anchor}
+      placement='bottom-start'
+      flip
+      offset={offset}
+      popperConfig={popperConfig}
+    >
+      {({ props }) => (
+        <div {...props} className='hover-card-controller'>
+          <HoverCardAccount accountId={accountId} ref={cardRef} />
+        </div>
+      )}
+    </Overlay>
+  );
+};

app/javascript/mastodon/components/status.jsx

@@ -425,7 +425,7 @@ class Status extends ImmutablePureComponent {
       prepend = (
         <div className='status__prepend'>
           <div className='status__prepend-icon-wrapper'><Icon id='retweet' icon={RepeatIcon} className='status__prepend-icon' /></div>
-          <FormattedMessage id='status.reblogged_by' defaultMessage='{name} boosted' values={{ name: <a onClick={this.handlePrependAccountClick} data-id={status.getIn(['account', 'id'])} href={`/@${status.getIn(['account', 'acct'])}`} className='status__display-name muted'><bdi><strong dangerouslySetInnerHTML={display_name_html} /></bdi></a> }} />
+          <FormattedMessage id='status.reblogged_by' defaultMessage='{name} boosted' values={{ name: <a onClick={this.handlePrependAccountClick} data-id={status.getIn(['account', 'id'])} data-hover-card-account={status.getIn(['account', 'id'])} href={`/@${status.getIn(['account', 'acct'])}`} className='status__display-name muted'><bdi><strong dangerouslySetInnerHTML={display_name_html} /></bdi></a> }} />
         </div>
       );
 
@@ -446,7 +446,7 @@ class Status extends ImmutablePureComponent {
       prepend = (
         <div className='status__prepend'>
           <div className='status__prepend-icon-wrapper'><Icon id='reply' icon={ReplyIcon} className='status__prepend-icon' /></div>
-          <FormattedMessage id='status.replied_to' defaultMessage='Replied to {name}' values={{ name: <a onClick={this.handlePrependAccountClick} data-id={status.getIn(['account', 'id'])} href={`/@${status.getIn(['account', 'acct'])}`} className='status__display-name muted'><bdi><strong dangerouslySetInnerHTML={display_name_html} /></bdi></a> }} />
+          <FormattedMessage id='status.replied_to' defaultMessage='Replied to {name}' values={{ name: <a onClick={this.handlePrependAccountClick} data-id={status.getIn(['account', 'id'])} data-hover-card-account={status.getIn(['account', 'id'])} href={`/@${status.getIn(['account', 'acct'])}`} className='status__display-name muted'><bdi><strong dangerouslySetInnerHTML={display_name_html} /></bdi></a> }} />
         </div>
       );
     }
@@ -562,7 +562,7 @@ class Status extends ImmutablePureComponent {
                 <RelativeTimestamp timestamp={status.get('created_at')} />{status.get('edited_at') && <abbr title={intl.formatMessage(messages.edited, { date: intl.formatDate(status.get('edited_at'), { year: 'numeric', month: 'short', day: '2-digit', hour: '2-digit', minute: '2-digit' }) })}> *</abbr>}
               </a>
 
-              <a onClick={this.handleAccountClick} href={`/@${status.getIn(['account', 'acct'])}`} title={status.getIn(['account', 'acct'])} className='status__display-name' target='_blank' rel='noopener noreferrer'>
+              <a onClick={this.handleAccountClick} href={`/@${status.getIn(['account', 'acct'])}`} data-hover-card-account={status.getIn(['account', 'id'])} className='status__display-name' target='_blank' rel='noopener noreferrer'>
                 <div className='status__avatar'>
                   {statusAvatar}
                 </div>

app/javascript/mastodon/components/status_content.jsx

@@ -116,8 +116,9 @@ class StatusContent extends PureComponent {
 
       if (mention) {
         link.addEventListener('click', this.onMentionClick.bind(this, mention), false);
-        link.setAttribute('title', `@${mention.get('acct')}`);
+        link.removeAttribute('title');
         link.setAttribute('href', `/@${mention.get('acct')}`);
+        link.setAttribute('data-hover-card-account', mention.get('id'));
       } else if (link.textContent[0] === '#' || (link.previousSibling && link.previousSibling.textContent && link.previousSibling.textContent[link.previousSibling.textContent.length - 1] === '#')) {
         link.addEventListener('click', this.onHashtagClick.bind(this, link.text), false);
         link.setAttribute('href', `/tags/${link.text.replace(/^#/, '')}`);

app/javascript/mastodon/components/status_list.jsx

@@ -33,6 +33,7 @@ export default class StatusList extends ImmutablePureComponent {
     withCounters: PropTypes.bool,
     timelineId: PropTypes.string,
     lastId: PropTypes.string,
+    bindToDocument: PropTypes.bool,
   };
 
   static defaultProps = {

app/javascript/mastodon/features/account/components/header.jsx

@@ -94,7 +94,7 @@ const messageForFollowButton = relationship => {
     return messages.mutual;
   } else if (!relationship.get('following') && relationship.get('followed_by')) {
     return messages.followBack;
-  } else if (relationship.get('following')) {
+  } else if (relationship.get('following') || relationship.get('requested')) {
     return messages.unfollow;
   } else {
     return messages.follow;
@@ -291,10 +291,8 @@ class Header extends ImmutablePureComponent {
     if (me !== account.get('id')) {
       if (signedIn && !account.get('relationship')) { // Wait until the relationship is loaded
         actionBtn = <Button disabled><LoadingIndicator /></Button>;
-      } else if (account.getIn(['relationship', 'requested'])) {
-        actionBtn = <Button text={intl.formatMessage(messages.cancel_follow_request)} title={intl.formatMessage(messages.requested)} onClick={this.props.onFollow} />;
       } else if (!account.getIn(['relationship', 'blocking'])) {
-        actionBtn = <Button disabled={account.getIn(['relationship', 'blocked_by'])} className={classNames({ 'button--destructive': account.getIn(['relationship', 'following']) })} text={intl.formatMessage(messageForFollowButton(account.get('relationship')))} onClick={signedIn ? this.props.onFollow : this.props.onInteractionModal} />;
+        actionBtn = <Button disabled={account.getIn(['relationship', 'blocked_by'])} className={classNames({ 'button--destructive': (account.getIn(['relationship', 'following']) || account.getIn(['relationship', 'requested'])) })} text={intl.formatMessage(messageForFollowButton(account.get('relationship')))} onClick={signedIn ? this.props.onFollow : this.props.onInteractionModal} />;
       } else if (account.getIn(['relationship', 'blocking'])) {
         actionBtn = <Button text={intl.formatMessage(messages.unblock, { name: account.get('username') })} onClick={this.props.onBlock} />;
       }

app/javascript/mastodon/features/account_timeline/containers/header_container.jsx

@@ -25,7 +25,6 @@ import { makeGetAccount, getAccountHidden } from '../../../selectors';
 import Header from '../components/header';
 
 const messages = defineMessages({
-  cancelFollowRequestConfirm: { id: 'confirmations.cancel_follow_request.confirm', defaultMessage: 'Withdraw request' },
   unfollowConfirm: { id: 'confirmations.unfollow.confirm', defaultMessage: 'Unfollow' },
   blockDomainConfirm: { id: 'confirmations.domain_block.confirm', defaultMessage: 'Block entire domain' },
 });
@@ -45,7 +44,7 @@ const makeMapStateToProps = () => {
 const mapDispatchToProps = (dispatch, { intl }) => ({
 
   onFollow (account) {
-    if (account.getIn(['relationship', 'following'])) {
+    if (account.getIn(['relationship', 'following']) || account.getIn(['relationship', 'requested'])) {
       dispatch(openModal({
         modalType: 'CONFIRM',
         modalProps: {
@@ -54,15 +53,6 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
           onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
         },
       }));
-    } else if (account.getIn(['relationship', 'requested'])) {
-      dispatch(openModal({
-        modalType: 'CONFIRM',
-        modalProps: {
-          message: <FormattedMessage id='confirmations.cancel_follow_request.message' defaultMessage='Are you sure you want to withdraw your request to follow {name}?' values={{ name: <strong>@{account.get('acct')}</strong> }} />,
-          confirm: intl.formatMessage(messages.cancelFollowRequestConfirm),
-          onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
-        },
-      }));
     } else {
       dispatch(followAccount(account.get('id')));
     }

app/javascript/mastodon/features/direct_timeline/components/conversation.jsx

@@ -163,7 +163,7 @@ export const Conversation = ({ conversation, scrollKey, onMoveUp, onMoveDown })
   menu.push({ text: intl.formatMessage(messages.delete), action: handleDelete });
 
   const names = accounts.map(a => (
-    <Link to={`/@${a.get('acct')}`} key={a.get('id')} title={a.get('acct')}>
+    <Link to={`/@${a.get('acct')}`} key={a.get('id')} data-hover-card-account={a.get('id')}>
       <bdi>
         <strong
           className='display-name__html'

app/javascript/mastodon/features/directory/components/account_card.jsx

@@ -1,234 +0,0 @@
-import PropTypes from 'prop-types';
-
-import { FormattedMessage, injectIntl, defineMessages } from 'react-intl';
-
-import classNames from 'classnames';
-import { Link } from 'react-router-dom';
-
-import ImmutablePropTypes from 'react-immutable-proptypes';
-import ImmutablePureComponent from 'react-immutable-pure-component';
-import { connect } from 'react-redux';
-
-import {
-  followAccount,
-  unfollowAccount,
-  unblockAccount,
-  unmuteAccount,
-} from 'mastodon/actions/accounts';
-import { openModal } from 'mastodon/actions/modal';
-import { Avatar } from 'mastodon/components/avatar';
-import { Button } from 'mastodon/components/button';
-import { DisplayName } from 'mastodon/components/display_name';
-import { ShortNumber } from 'mastodon/components/short_number';
-import { autoPlayGif, me } from 'mastodon/initial_state';
-import { makeGetAccount } from 'mastodon/selectors';
-
-const messages = defineMessages({
-  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
-  follow: { id: 'account.follow', defaultMessage: 'Follow' },
-  cancel_follow_request: { id: 'account.cancel_follow_request', defaultMessage: 'Withdraw follow request' },
-  cancelFollowRequestConfirm: { id: 'confirmations.cancel_follow_request.confirm', defaultMessage: 'Withdraw request' },
-  requested: { id: 'account.requested', defaultMessage: 'Awaiting approval. Click to cancel follow request' },
-  unblock: { id: 'account.unblock_short', defaultMessage: 'Unblock' },
-  unmute: { id: 'account.unmute_short', defaultMessage: 'Unmute' },
-  unfollowConfirm: { id: 'confirmations.unfollow.confirm', defaultMessage: 'Unfollow' },
-  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
-});
-
-const makeMapStateToProps = () => {
-  const getAccount = makeGetAccount();
-
-  const mapStateToProps = (state, { id }) => ({
-    account: getAccount(state, id),
-  });
-
-  return mapStateToProps;
-};
-
-const mapDispatchToProps = (dispatch, { intl }) => ({
-  onFollow(account) {
-    if (account.getIn(['relationship', 'following'])) {
-      dispatch(
-        openModal({
-          modalType: 'CONFIRM',
-          modalProps: {
-            message: (
-              <FormattedMessage
-                id='confirmations.unfollow.message'
-                defaultMessage='Are you sure you want to unfollow {name}?'
-                values={{ name: <strong>@{account.get('acct')}</strong> }}
-              />
-            ),
-            confirm: intl.formatMessage(messages.unfollowConfirm),
-            onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
-          } }),
-      );
-    } else if (account.getIn(['relationship', 'requested'])) {
-      dispatch(openModal({
-        modalType: 'CONFIRM',
-        modalProps: {
-          message: <FormattedMessage id='confirmations.cancel_follow_request.message' defaultMessage='Are you sure you want to withdraw your request to follow {name}?' values={{ name: <strong>@{account.get('acct')}</strong> }} />,
-          confirm: intl.formatMessage(messages.cancelFollowRequestConfirm),
-          onConfirm: () => dispatch(unfollowAccount(account.get('id'))),
-        },
-      }));
-    } else {
-      dispatch(followAccount(account.get('id')));
-    }
-  },
-
-  onBlock(account) {
-    if (account.getIn(['relationship', 'blocking'])) {
-      dispatch(unblockAccount(account.get('id')));
-    }
-  },
-
-  onMute(account) {
-    if (account.getIn(['relationship', 'muting'])) {
-      dispatch(unmuteAccount(account.get('id')));
-    }
-  },
-
-});
-
-class AccountCard extends ImmutablePureComponent {
-
-  static propTypes = {
-    account: ImmutablePropTypes.record.isRequired,
-    intl: PropTypes.object.isRequired,
-    onFollow: PropTypes.func.isRequired,
-    onBlock: PropTypes.func.isRequired,
-    onMute: PropTypes.func.isRequired,
-  };
-
-  handleMouseEnter = ({ currentTarget }) => {
-    if (autoPlayGif) {
-      return;
-    }
-
-    const emojis = currentTarget.querySelectorAll('.custom-emoji');
-
-    for (var i = 0; i < emojis.length; i++) {
-      let emoji = emojis[i];
-      emoji.src = emoji.getAttribute('data-original');
-    }
-  };
-
-  handleMouseLeave = ({ currentTarget }) => {
-    if (autoPlayGif) {
-      return;
-    }
-
-    const emojis = currentTarget.querySelectorAll('.custom-emoji');
-
-    for (var i = 0; i < emojis.length; i++) {
-      let emoji = emojis[i];
-      emoji.src = emoji.getAttribute('data-static');
-    }
-  };
-
-  handleFollow = () => {
-    this.props.onFollow(this.props.account);
-  };
-
-  handleBlock = () => {
-    this.props.onBlock(this.props.account);
-  };
-
-  handleMute = () => {
-    this.props.onMute(this.props.account);
-  };
-
-  handleEditProfile = () => {
-    window.open('/settings/profile', '_blank');
-  };
-
-  render() {
-    const { account, intl } = this.props;
-
-    let actionBtn;
-
-    if (me !== account.get('id')) {
-      if (!account.get('relationship')) { // Wait until the relationship is loaded
-        actionBtn = '';
-      } else if (account.getIn(['relationship', 'requested'])) {
-        actionBtn = <Button  text={intl.formatMessage(messages.cancel_follow_request)} title={intl.formatMessage(messages.requested)} onClick={this.handleFollow} />;
-      } else if (account.getIn(['relationship', 'muting'])) {
-        actionBtn = <Button  text={intl.formatMessage(messages.unmute)} onClick={this.handleMute} />;
-      } else if (!account.getIn(['relationship', 'blocking'])) {
-        actionBtn = <Button disabled={account.getIn(['relationship', 'blocked_by'])} className={classNames({ 'button--destructive': account.getIn(['relationship', 'following']) })} text={intl.formatMessage(account.getIn(['relationship', 'following']) ? messages.unfollow : messages.follow)} onClick={this.handleFollow} />;
-      } else if (account.getIn(['relationship', 'blocking'])) {
-        actionBtn = <Button  text={intl.formatMessage(messages.unblock)} onClick={this.handleBlock} />;
-      }
-    } else {
-      actionBtn = <Button  text={intl.formatMessage(messages.edit_profile)} onClick={this.handleEditProfile} />;
-    }
-
-    return (
-      <div className='account-card'>
-        <Link to={`/@${account.get('acct')}`} className='account-card__permalink'>
-          <div className='account-card__header'>
-            <img
-              src={
-                autoPlayGif ? account.get('header') : account.get('header_static')
-              }
-              alt=''
-            />
-          </div>
-
-          <div className='account-card__title'>
-            <div className='account-card__title__avatar'><Avatar account={account} size={56} /></div>
-            <DisplayName account={account} />
-          </div>
-        </Link>
-
-        {account.get('note').length > 0 && (
-          <div
-            className='account-card__bio translate'
-            onMouseEnter={this.handleMouseEnter}
-            onMouseLeave={this.handleMouseLeave}
-            dangerouslySetInnerHTML={{ __html: account.get('note_emojified') }}
-          />
-        )}
-
-        <div className='account-card__actions'>
-          <div className='account-card__counters'>
-            <div className='account-card__counters__item'>
-              <ShortNumber value={account.get('statuses_count')} />
-              <small>
-                <FormattedMessage id='account.posts' defaultMessage='Posts' />
-              </small>
-            </div>
-
-            <div className='account-card__counters__item'>
-              <ShortNumber value={account.get('followers_count')} />{' '}
-              <small>
-                <FormattedMessage
-                  id='account.followers'
-                  defaultMessage='Followers'
-                />
-              </small>
-            </div>
-
-            <div className='account-card__counters__item'>
-              <ShortNumber value={account.get('following_count')} />{' '}
-              <small>
-                <FormattedMessage
-                  id='account.following'
-                  defaultMessage='Following'
-                />
-              </small>
-            </div>
-          </div>
-
-          <div className='account-card__actions__button'>
-            {actionBtn}
-          </div>
-        </div>
-      </div>
-    );
-  }
-
-}
-
-export default injectIntl(connect(makeMapStateToProps, mapDispatchToProps)(AccountCard));

app/javascript/mastodon/features/directory/components/account_card.tsx

@@ -0,0 +1,269 @@
+import type { MouseEventHandler } from 'react';
+import { useCallback } from 'react';
+
+import { FormattedMessage, defineMessages, useIntl } from 'react-intl';
+
+import classNames from 'classnames';
+import { Link } from 'react-router-dom';
+
+import {
+  followAccount,
+  unfollowAccount,
+  unblockAccount,
+  unmuteAccount,
+} from 'mastodon/actions/accounts';
+import { openModal } from 'mastodon/actions/modal';
+import { Avatar } from 'mastodon/components/avatar';
+import { Button } from 'mastodon/components/button';
+import { DisplayName } from 'mastodon/components/display_name';
+import { ShortNumber } from 'mastodon/components/short_number';
+import { autoPlayGif, me } from 'mastodon/initial_state';
+import type { Account } from 'mastodon/models/account';
+import { makeGetAccount } from 'mastodon/selectors';
+import { useAppDispatch, useAppSelector } from 'mastodon/store';
+
+const messages = defineMessages({
+  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
+  follow: { id: 'account.follow', defaultMessage: 'Follow' },
+  cancel_follow_request: {
+    id: 'account.cancel_follow_request',
+    defaultMessage: 'Withdraw follow request',
+  },
+  cancelFollowRequestConfirm: {
+    id: 'confirmations.cancel_follow_request.confirm',
+    defaultMessage: 'Withdraw request',
+  },
+  requested: {
+    id: 'account.requested',
+    defaultMessage: 'Awaiting approval. Click to cancel follow request',
+  },
+  unblock: { id: 'account.unblock_short', defaultMessage: 'Unblock' },
+  unmute: { id: 'account.unmute_short', defaultMessage: 'Unmute' },
+  unfollowConfirm: {
+    id: 'confirmations.unfollow.confirm',
+    defaultMessage: 'Unfollow',
+  },
+  edit_profile: { id: 'account.edit_profile', defaultMessage: 'Edit profile' },
+});
+
+const getAccount = makeGetAccount();
+
+export const AccountCard: React.FC<{ accountId: string }> = ({ accountId }) => {
+  const intl = useIntl();
+  const account = useAppSelector((s) => getAccount(s, accountId));
+  const dispatch = useAppDispatch();
+
+  const handleMouseEnter = useCallback<MouseEventHandler>(
+    ({ currentTarget }) => {
+      if (autoPlayGif) {
+        return;
+      }
+      const emojis =
+        currentTarget.querySelectorAll<HTMLImageElement>('.custom-emoji');
+
+      emojis.forEach((emoji) => {
+        const original = emoji.getAttribute('data-original');
+        if (original) emoji.src = original;
+      });
+    },
+    [],
+  );
+
+  const handleMouseLeave = useCallback<MouseEventHandler>(
+    ({ currentTarget }) => {
+      if (autoPlayGif) {
+        return;
+      }
+
+      const emojis =
+        currentTarget.querySelectorAll<HTMLImageElement>('.custom-emoji');
+
+      emojis.forEach((emoji) => {
+        const staticUrl = emoji.getAttribute('data-static');
+        if (staticUrl) emoji.src = staticUrl;
+      });
+    },
+    [],
+  );
+
+  const handleFollow = useCallback(() => {
+    if (!account) return;
+
+    if (account.getIn(['relationship', 'following'])) {
+      dispatch(
+        openModal({
+          modalType: 'CONFIRM',
+          modalProps: {
+            message: (
+              <FormattedMessage
+                id='confirmations.unfollow.message'
+                defaultMessage='Are you sure you want to unfollow {name}?'
+                values={{ name: <strong>@{account.get('acct')}</strong> }}
+              />
+            ),
+            confirm: intl.formatMessage(messages.unfollowConfirm),
+            onConfirm: () => {
+              dispatch(unfollowAccount(account.get('id')));
+            },
+          },
+        }),
+      );
+    } else if (account.getIn(['relationship', 'requested'])) {
+      dispatch(
+        openModal({
+          modalType: 'CONFIRM',
+          modalProps: {
+            message: (
+              <FormattedMessage
+                id='confirmations.cancel_follow_request.message'
+                defaultMessage='Are you sure you want to withdraw your request to follow {name}?'
+                values={{ name: <strong>@{account.get('acct')}</strong> }}
+              />
+            ),
+            confirm: intl.formatMessage(messages.cancelFollowRequestConfirm),
+            onConfirm: () => {
+              dispatch(unfollowAccount(account.get('id')));
+            },
+          },
+        }),
+      );
+    } else {
+      dispatch(followAccount(account.get('id')));
+    }
+  }, [account, dispatch, intl]);
+
+  const handleBlock = useCallback(() => {
+    if (account?.relationship?.blocking) {
+      dispatch(unblockAccount(account.get('id')));
+    }
+  }, [account, dispatch]);
+
+  const handleMute = useCallback(() => {
+    if (account?.relationship?.muting) {
+      dispatch(unmuteAccount(account.get('id')));
+    }
+  }, [account, dispatch]);
+
+  const handleEditProfile = useCallback(() => {
+    window.open('/settings/profile', '_blank');
+  }, []);
+
+  if (!account) return null;
+
+  let actionBtn;
+
+  if (me !== account.get('id')) {
+    if (!account.get('relationship')) {
+      // Wait until the relationship is loaded
+      actionBtn = '';
+    } else if (account.getIn(['relationship', 'requested'])) {
+      actionBtn = (
+        <Button
+          text={intl.formatMessage(messages.cancel_follow_request)}
+          title={intl.formatMessage(messages.requested)}
+          onClick={handleFollow}
+        />
+      );
+    } else if (account.getIn(['relationship', 'muting'])) {
+      actionBtn = (
+        <Button
+          text={intl.formatMessage(messages.unmute)}
+          onClick={handleMute}
+        />
+      );
+    } else if (!account.getIn(['relationship', 'blocking'])) {
+      actionBtn = (
+        <Button
+          disabled={account.relationship?.blocked_by}
+          className={classNames({
+            'button--destructive': account.getIn(['relationship', 'following']),
+          })}
+          text={intl.formatMessage(
+            account.getIn(['relationship', 'following'])
+              ? messages.unfollow
+              : messages.follow,
+          )}
+          onClick={handleFollow}
+        />
+      );
+    } else if (account.getIn(['relationship', 'blocking'])) {
+      actionBtn = (
+        <Button
+          text={intl.formatMessage(messages.unblock)}
+          onClick={handleBlock}
+        />
+      );
+    }
+  } else {
+    actionBtn = (
+      <Button
+        text={intl.formatMessage(messages.edit_profile)}
+        onClick={handleEditProfile}
+      />
+    );
+  }
+
+  return (
+    <div className='account-card'>
+      <Link to={`/@${account.get('acct')}`} className='account-card__permalink'>
+        <div className='account-card__header'>
+          <img
+            src={
+              autoPlayGif ? account.get('header') : account.get('header_static')
+            }
+            alt=''
+          />
+        </div>
+
+        <div className='account-card__title'>
+          <div className='account-card__title__avatar'>
+            <Avatar account={account as Account} size={56} />
+          </div>
+          <DisplayName account={account as Account} />
+        </div>
+      </Link>
+
+      {account.get('note').length > 0 && (
+        <div
+          className='account-card__bio translate'
+          onMouseEnter={handleMouseEnter}
+          onMouseLeave={handleMouseLeave}
+          dangerouslySetInnerHTML={{ __html: account.get('note_emojified') }}
+        />
+      )}
+
+      <div className='account-card__actions'>
+        <div className='account-card__counters'>
+          <div className='account-card__counters__item'>
+            <ShortNumber value={account.get('statuses_count')} />
+            <small>
+              <FormattedMessage id='account.posts' defaultMessage='Posts' />
+            </small>
+          </div>
+
+          <div className='account-card__counters__item'>
+            <ShortNumber value={account.get('followers_count')} />{' '}
+            <small>
+              <FormattedMessage
+                id='account.followers'
+                defaultMessage='Followers'
+              />
+            </small>
+          </div>
+
+          <div className='account-card__counters__item'>
+            <ShortNumber value={account.get('following_count')} />{' '}
+            <small>
+              <FormattedMessage
+                id='account.following'
+                defaultMessage='Following'
+              />
+            </small>
+          </div>
+        </div>
+
+        <div className='account-card__actions__button'>{actionBtn}</div>
+      </div>
+    </div>
+  );
+};

app/javascript/mastodon/features/directory/index.jsx

@@ -1,181 +0,0 @@
-import PropTypes from 'prop-types';
-import { PureComponent } from 'react';
-
-import { defineMessages, injectIntl } from 'react-intl';
-
-import { Helmet } from 'react-helmet';
-
-import { List as ImmutableList } from 'immutable';
-import ImmutablePropTypes from 'react-immutable-proptypes';
-import { connect } from 'react-redux';
-
-import PeopleIcon from '@/material-icons/400-24px/group.svg?react';
-import { addColumn, removeColumn, moveColumn, changeColumnParams } from 'mastodon/actions/columns';
-import { fetchDirectory, expandDirectory } from 'mastodon/actions/directory';
-import Column from 'mastodon/components/column';
-import ColumnHeader from 'mastodon/components/column_header';
-import { LoadMore } from 'mastodon/components/load_more';
-import { LoadingIndicator } from 'mastodon/components/loading_indicator';
-import { RadioButton } from 'mastodon/components/radio_button';
-import ScrollContainer from 'mastodon/containers/scroll_container';
-
-import AccountCard from './components/account_card';
-
-const messages = defineMessages({
-  title: { id: 'column.directory', defaultMessage: 'Browse profiles' },
-  recentlyActive: { id: 'directory.recently_active', defaultMessage: 'Recently active' },
-  newArrivals: { id: 'directory.new_arrivals', defaultMessage: 'New arrivals' },
-  local: { id: 'directory.local', defaultMessage: 'From {domain} only' },
-  federated: { id: 'directory.federated', defaultMessage: 'From known fediverse' },
-});
-
-const mapStateToProps = state => ({
-  accountIds: state.getIn(['user_lists', 'directory', 'items'], ImmutableList()),
-  isLoading: state.getIn(['user_lists', 'directory', 'isLoading'], true),
-  domain: state.getIn(['meta', 'domain']),
-});
-
-class Directory extends PureComponent {
-
-  static propTypes = {
-    isLoading: PropTypes.bool,
-    accountIds: ImmutablePropTypes.list.isRequired,
-    dispatch: PropTypes.func.isRequired,
-    columnId: PropTypes.string,
-    intl: PropTypes.object.isRequired,
-    multiColumn: PropTypes.bool,
-    domain: PropTypes.string.isRequired,
-    params: PropTypes.shape({
-      order: PropTypes.string,
-      local: PropTypes.bool,
-    }),
-  };
-
-  state = {
-    order: null,
-    local: null,
-  };
-
-  handlePin = () => {
-    const { columnId, dispatch } = this.props;
-
-    if (columnId) {
-      dispatch(removeColumn(columnId));
-    } else {
-      dispatch(addColumn('DIRECTORY', this.getParams(this.props, this.state)));
-    }
-  };
-
-  getParams = (props, state) => ({
-    order: state.order === null ? (props.params.order || 'active') : state.order,
-    local: state.local === null ? (props.params.local || false) : state.local,
-  });
-
-  handleMove = dir => {
-    const { columnId, dispatch } = this.props;
-    dispatch(moveColumn(columnId, dir));
-  };
-
-  handleHeaderClick = () => {
-    this.column.scrollTop();
-  };
-
-  componentDidMount () {
-    const { dispatch } = this.props;
-    dispatch(fetchDirectory(this.getParams(this.props, this.state)));
-  }
-
-  componentDidUpdate (prevProps, prevState) {
-    const { dispatch } = this.props;
-    const paramsOld = this.getParams(prevProps, prevState);
-    const paramsNew = this.getParams(this.props, this.state);
-
-    if (paramsOld.order !== paramsNew.order || paramsOld.local !== paramsNew.local) {
-      dispatch(fetchDirectory(paramsNew));
-    }
-  }
-
-  setRef = c => {
-    this.column = c;
-  };
-
-  handleChangeOrder = e => {
-    const { dispatch, columnId } = this.props;
-
-    if (columnId) {
-      dispatch(changeColumnParams(columnId, ['order'], e.target.value));
-    } else {
-      this.setState({ order: e.target.value });
-    }
-  };
-
-  handleChangeLocal = e => {
-    const { dispatch, columnId } = this.props;
-
-    if (columnId) {
-      dispatch(changeColumnParams(columnId, ['local'], e.target.value === '1'));
-    } else {
-      this.setState({ local: e.target.value === '1' });
-    }
-  };
-
-  handleLoadMore = () => {
-    const { dispatch } = this.props;
-    dispatch(expandDirectory(this.getParams(this.props, this.state)));
-  };
-
-  render () {
-    const { isLoading, accountIds, intl, columnId, multiColumn, domain } = this.props;
-    const { order, local }  = this.getParams(this.props, this.state);
-    const pinned = !!columnId;
-
-    const scrollableArea = (
-      <div className='scrollable'>
-        <div className='filter-form'>
-          <div className='filter-form__column' role='group'>
-            <RadioButton name='order' value='active' label={intl.formatMessage(messages.recentlyActive)} checked={order === 'active'} onChange={this.handleChangeOrder} />
-            <RadioButton name='order' value='new' label={intl.formatMessage(messages.newArrivals)} checked={order === 'new'} onChange={this.handleChangeOrder} />
-          </div>
-
-          <div className='filter-form__column' role='group'>
-            <RadioButton name='local' value='1' label={intl.formatMessage(messages.local, { domain })} checked={local} onChange={this.handleChangeLocal} />
-            <RadioButton name='local' value='0' label={intl.formatMessage(messages.federated)} checked={!local} onChange={this.handleChangeLocal} />
-          </div>
-        </div>
-
-        <div className='directory__list'>
-          {isLoading ? <LoadingIndicator /> : accountIds.map(accountId => (
-            <AccountCard id={accountId} key={accountId} />
-          ))}
-        </div>
-
-        <LoadMore onClick={this.handleLoadMore} visible={!isLoading} />
-      </div>
-    );
-
-    return (
-      <Column bindToDocument={!multiColumn} ref={this.setRef} label={intl.formatMessage(messages.title)}>
-        <ColumnHeader
-          icon='address-book-o'
-          iconComponent={PeopleIcon}
-          title={intl.formatMessage(messages.title)}
-          onPin={this.handlePin}
-          onMove={this.handleMove}
-          onClick={this.handleHeaderClick}
-          pinned={pinned}
-          multiColumn={multiColumn}
-        />
-
-        {multiColumn && !pinned ? <ScrollContainer scrollKey='directory'>{scrollableArea}</ScrollContainer> : scrollableArea}
-
-        <Helmet>
-          <title>{intl.formatMessage(messages.title)}</title>
-          <meta name='robots' content='noindex' />
-        </Helmet>
-      </Column>
-    );
-  }
-
-}
-
-export default connect(mapStateToProps)(injectIntl(Directory));

app/javascript/mastodon/features/directory/index.tsx

@@ -0,0 +1,216 @@
+import type { ChangeEventHandler } from 'react';
+import { useCallback, useEffect, useRef, useState } from 'react';
+
+import { defineMessages, useIntl } from 'react-intl';
+
+import { Helmet } from 'react-helmet';
+
+import { List as ImmutableList } from 'immutable';
+
+import PeopleIcon from '@/material-icons/400-24px/group.svg?react';
+import {
+  addColumn,
+  removeColumn,
+  moveColumn,
+  changeColumnParams,
+} from 'mastodon/actions/columns';
+import { fetchDirectory, expandDirectory } from 'mastodon/actions/directory';
+import Column from 'mastodon/components/column';
+import { ColumnHeader } from 'mastodon/components/column_header';
+import { LoadMore } from 'mastodon/components/load_more';
+import { LoadingIndicator } from 'mastodon/components/loading_indicator';
+import { RadioButton } from 'mastodon/components/radio_button';
+import ScrollContainer from 'mastodon/containers/scroll_container';
+import { useAppDispatch, useAppSelector } from 'mastodon/store';
+
+import { AccountCard } from './components/account_card';
+
+const messages = defineMessages({
+  title: { id: 'column.directory', defaultMessage: 'Browse profiles' },
+  recentlyActive: {
+    id: 'directory.recently_active',
+    defaultMessage: 'Recently active',
+  },
+  newArrivals: { id: 'directory.new_arrivals', defaultMessage: 'New arrivals' },
+  local: { id: 'directory.local', defaultMessage: 'From {domain} only' },
+  federated: {
+    id: 'directory.federated',
+    defaultMessage: 'From known fediverse',
+  },
+});
+
+export const Directory: React.FC<{
+  columnId?: string;
+  multiColumn?: boolean;
+  params?: { order: string; local?: boolean };
+}> = ({ columnId, multiColumn, params }) => {
+  const intl = useIntl();
+  const dispatch = useAppDispatch();
+
+  const [state, setState] = useState<{
+    order: string | null;
+    local: boolean | null;
+  }>({
+    order: null,
+    local: null,
+  });
+
+  const column = useRef<Column>(null);
+
+  const order = state.order ?? params?.order ?? 'active';
+  const local = state.local ?? params?.local ?? false;
+
+  const handlePin = useCallback(() => {
+    if (columnId) {
+      dispatch(removeColumn(columnId));
+    } else {
+      dispatch(addColumn('DIRECTORY', { order, local }));
+    }
+  }, [dispatch, columnId, order, local]);
+
+  const domain = useAppSelector((s) => s.meta.get('domain') as string);
+  const accountIds = useAppSelector(
+    (state) =>
+      state.user_lists.getIn(
+        ['directory', 'items'],
+        ImmutableList(),
+      ) as ImmutableList<string>,
+  );
+  const isLoading = useAppSelector(
+    (state) =>
+      state.user_lists.getIn(['directory', 'isLoading'], true) as boolean,
+  );
+
+  useEffect(() => {
+    void dispatch(fetchDirectory({ order, local }));
+  }, [dispatch, order, local]);
+
+  const handleMove = useCallback(
+    (dir: number) => {
+      dispatch(moveColumn(columnId, dir));
+    },
+    [dispatch, columnId],
+  );
+
+  const handleHeaderClick = useCallback(() => {
+    column.current?.scrollTop();
+  }, []);
+
+  const handleChangeOrder = useCallback<ChangeEventHandler<HTMLInputElement>>(
+    (e) => {
+      if (columnId) {
+        dispatch(changeColumnParams(columnId, ['order'], e.target.value));
+      } else {
+        setState((s) => ({ order: e.target.value, local: s.local }));
+      }
+    },
+    [dispatch, columnId],
+  );
+
+  const handleChangeLocal = useCallback<ChangeEventHandler<HTMLInputElement>>(
+    (e) => {
+      if (columnId) {
+        dispatch(
+          changeColumnParams(columnId, ['local'], e.target.value === '1'),
+        );
+      } else {
+        setState((s) => ({ local: e.target.value === '1', order: s.order }));
+      }
+    },
+    [dispatch, columnId],
+  );
+
+  const handleLoadMore = useCallback(() => {
+    void dispatch(expandDirectory({ order, local }));
+  }, [dispatch, order, local]);
+
+  const pinned = !!columnId;
+
+  const scrollableArea = (
+    <div className='scrollable'>
+      <div className='filter-form'>
+        <div className='filter-form__column' role='group'>
+          <RadioButton
+            name='order'
+            value='active'
+            label={intl.formatMessage(messages.recentlyActive)}
+            checked={order === 'active'}
+            onChange={handleChangeOrder}
+          />
+          <RadioButton
+            name='order'
+            value='new'
+            label={intl.formatMessage(messages.newArrivals)}
+            checked={order === 'new'}
+            onChange={handleChangeOrder}
+          />
+        </div>
+
+        <div className='filter-form__column' role='group'>
+          <RadioButton
+            name='local'
+            value='1'
+            label={intl.formatMessage(messages.local, { domain })}
+            checked={local}
+            onChange={handleChangeLocal}
+          />
+          <RadioButton
+            name='local'
+            value='0'
+            label={intl.formatMessage(messages.federated)}
+            checked={!local}
+            onChange={handleChangeLocal}
+          />
+        </div>
+      </div>
+
+      <div className='directory__list'>
+        {isLoading ? (
+          <LoadingIndicator />
+        ) : (
+          accountIds.map((accountId) => (
+            <AccountCard accountId={accountId} key={accountId} />
+          ))
+        )}
+      </div>
+
+      <LoadMore onClick={handleLoadMore} visible={!isLoading} />
+    </div>
+  );
+
+  return (
+    <Column
+      bindToDocument={!multiColumn}
+      ref={column}
+      label={intl.formatMessage(messages.title)}
+    >
+      <ColumnHeader
+        icon='address-book-o'
+        iconComponent={PeopleIcon}
+        title={intl.formatMessage(messages.title)}
+        onPin={handlePin}
+        onMove={handleMove}
+        onClick={handleHeaderClick}
+        pinned={pinned}
+        multiColumn={multiColumn}
+      />
+
+      {multiColumn && !pinned ? (
+        // @ts-expect-error ScrollContainer is not properly typed yet
+        <ScrollContainer scrollKey='directory'>
+          {scrollableArea}
+        </ScrollContainer>
+      ) : (
+        scrollableArea
+      )}
+
+      <Helmet>
+        <title>{intl.formatMessage(messages.title)}</title>
+        <meta name='robots' content='noindex' />
+      </Helmet>
+    </Column>
+  );
+};
+
+// eslint-disable-next-line import/no-default-export -- Needed because this is called as an async components
+export default Directory;

app/javascript/mastodon/features/explore/components/author_link.jsx

@@ -8,8 +8,12 @@ import { useAppSelector } from 'mastodon/store';
 export const AuthorLink = ({ accountId }) => {
   const account = useAppSelector(state => state.getIn(['accounts', accountId]));
 
+  if (!account) {
+    return null;
+  }
+
   return (
-    <Link to={`/@${account.get('acct')}`} className='story__details__shared__author-link'>
+    <Link to={`/@${account.get('acct')}`} className='story__details__shared__author-link' data-hover-card-account={accountId}>
       <Avatar account={account} size={16} />
       <bdi dangerouslySetInnerHTML={{ __html: account.get('display_name_html') }} />
     </Link>

app/javascript/mastodon/features/explore/components/card.jsx

@@ -8,34 +8,21 @@ import { Link } from 'react-router-dom';
 import { useDispatch, useSelector } from 'react-redux';
 
 import CloseIcon from '@/material-icons/400-24px/close.svg?react';
-import { followAccount, unfollowAccount } from 'mastodon/actions/accounts';
 import { dismissSuggestion } from 'mastodon/actions/suggestions';
 import { Avatar } from 'mastodon/components/avatar';
-import { Button } from 'mastodon/components/button';
 import { DisplayName } from 'mastodon/components/display_name';
+import { FollowButton } from 'mastodon/components/follow_button';
 import { IconButton } from 'mastodon/components/icon_button';
 import { domain } from 'mastodon/initial_state';
 
 const messages = defineMessages({
-  follow: { id: 'account.follow', defaultMessage: 'Follow' },
-  unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
   dismiss: { id: 'follow_suggestions.dismiss', defaultMessage: "Don't show again" },
 });
 
 export const Card = ({ id, source }) => {
   const intl = useIntl();
   const account = useSelector(state => state.getIn(['accounts', id]));
-  const relationship = useSelector(state => state.getIn(['relationships', id]));
   const dispatch = useDispatch();
-  const following = relationship?.get('following') ?? relationship?.get('requested');
-
-  const handleFollow = useCallback(() => {
-    if (following) {
-      dispatch(unfollowAccount(id));
-    } else {
-      dispatch(followAccount(id));
-    }
-  }, [id, following, dispatch]);
 
   const handleDismiss = useCallback(() => {
     dispatch(dismissSuggestion(id));
@@ -74,7 +61,7 @@ export const Card = ({ id, source }) => {
           <div className='explore__suggestions__card__body__main__name-button'>
             <Link className='explore__suggestions__card__body__main__name-button__name' to={`/@${account.get('acct')}`}><DisplayName account={account} /></Link>
             <IconButton iconComponent={CloseIcon} onClick={handleDismiss} title={intl.formatMessage(messages.dismiss)} />
-            <Button text={intl.formatMessage(following ? messages.unfollow : messages.follow)} secondary={following} onClick={handleFollow} />
+            <FollowButton accountId={account.get('id')} />
           </div>
         </div>
       </div>

app/javascript/mastodon/features/explore/components/story.jsx

@@ -4,6 +4,8 @@ import { useState, useCallback } from 'react';
 import { FormattedMessage } from 'react-intl';
 
 import classNames from 'classnames';
+import { Link } from 'react-router-dom';
+
 
 
 import { Blurhash } from 'mastodon/components/blurhash';
@@ -57,7 +59,7 @@ export const Story = ({
 
         <div className='story__details__shared'>
           {author ? <FormattedMessage id='link_preview.author' className='story__details__shared__author' defaultMessage='By {name}' values={{ name: authorAccount ? <AuthorLink accountId={authorAccount} /> : <strong>{author}</strong> }} /> : <span />}
-          {typeof sharedTimes === 'number' ? <span className='story__details__shared__pill'><ShortNumber value={sharedTimes} renderer={sharesCountRenderer} /></span> : <Skeleton width='10ch' />}
+          {typeof sharedTimes === 'number' ? <Link className='story__details__shared__pill' to={`/links/${encodeURIComponent(url)}`}><ShortNumber value={sharedTimes} renderer={sharesCountRenderer} /></Link> : <Skeleton width='10ch' />}
         </div>
       </div>
 

app/javascript/mastodon/features/explore/links.jsx

@@ -75,7 +75,7 @@ class Links extends PureComponent {
             publisher={link.get('provider_name')}
             publishedAt={link.get('published_at')}
             author={link.get('author_name')}
-            authorAccount={link.getIn(['author_account', 'id'])}
+            authorAccount={link.getIn(['authors', 0, 'account', 'id'])}
             sharedTimes={link.getIn(['history', 0, 'accounts']) * 1 + link.getIn(['history', 1, 'accounts']) * 1}
             thumbnail={link.get('image')}
             thumbnailDescription={link.get('image_description')}

app/javascript/mastodon/features/home_timeline/components/inline_follow_suggestions.jsx

@@ -12,12 +12,11 @@ import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
 import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
 import CloseIcon from '@/material-icons/400-24px/close.svg?react';
 import InfoIcon from '@/material-icons/400-24px/info.svg?react';
-import { followAccount, unfollowAccount } from 'mastodon/actions/accounts';
 import { changeSetting } from 'mastodon/actions/settings';
 import { fetchSuggestions, dismissSuggestion } from 'mastodon/actions/suggestions';
 import { Avatar } from 'mastodon/components/avatar';
-import { Button } from 'mastodon/components/button';
 import { DisplayName } from 'mastodon/components/display_name';
+import { FollowButton } from 'mastodon/components/follow_button';
 import { Icon } from 'mastodon/components/icon';
 import { IconButton } from 'mastodon/components/icon_button';
 import { VerifiedBadge } from 'mastodon/components/verified_badge';
@@ -79,18 +78,8 @@ Source.propTypes = {
 const Card = ({ id, sources }) => {
   const intl = useIntl();
   const account = useSelector(state => state.getIn(['accounts', id]));
-  const relationship = useSelector(state => state.getIn(['relationships', id]));
   const firstVerifiedField = account.get('fields').find(item => !!item.get('verified_at'));
   const dispatch = useDispatch();
-  const following = relationship?.get('following') ?? relationship?.get('requested');
-
-  const handleFollow = useCallback(() => {
-    if (following) {
-      dispatch(unfollowAccount(id));
-    } else {
-      dispatch(followAccount(id));
-    }
-  }, [id, following, dispatch]);
 
   const handleDismiss = useCallback(() => {
     dispatch(dismissSuggestion(id));
@@ -109,7 +98,7 @@ const Card = ({ id, sources }) => {
         {firstVerifiedField ? <VerifiedBadge link={firstVerifiedField.get('value')} /> : <Source id={sources.get(0)} />}
       </div>
 
-      <Button text={intl.formatMessage(following ? messages.unfollow : messages.follow)} secondary={following} onClick={handleFollow} />
+      <FollowButton accountId={id} />
     </div>
   );
 };

app/javascript/mastodon/features/link_timeline/index.tsx

@@ -0,0 +1,76 @@
+import { useRef, useEffect, useCallback } from 'react';
+
+import { Helmet } from 'react-helmet';
+import { useParams } from 'react-router-dom';
+
+import ExploreIcon from '@/material-icons/400-24px/explore.svg?react';
+import { expandLinkTimeline } from 'mastodon/actions/timelines';
+import Column from 'mastodon/components/column';
+import { ColumnHeader } from 'mastodon/components/column_header';
+import StatusListContainer from 'mastodon/features/ui/containers/status_list_container';
+import type { Card } from 'mastodon/models/status';
+import { useAppDispatch, useAppSelector } from 'mastodon/store';
+
+export const LinkTimeline: React.FC<{
+  multiColumn: boolean;
+}> = ({ multiColumn }) => {
+  const { url } = useParams<{ url: string }>();
+  const decodedUrl = url ? decodeURIComponent(url) : undefined;
+  const dispatch = useAppDispatch();
+  const columnRef = useRef<Column>(null);
+  const firstStatusId = useAppSelector((state) =>
+    decodedUrl
+      ? // eslint-disable-next-line @typescript-eslint/no-unsafe-call, @typescript-eslint/no-unsafe-member-access
+        (state.timelines.getIn([`link:${decodedUrl}`, 'items', 0]) as string)
+      : undefined,
+  );
+  const story = useAppSelector((state) =>
+    firstStatusId
+      ? (state.statuses.getIn([firstStatusId, 'card']) as Card)
+      : undefined,
+  );
+
+  const handleHeaderClick = useCallback(() => {
+    columnRef.current?.scrollTop();
+  }, []);
+
+  const handleLoadMore = useCallback(
+    (maxId: string) => {
+      dispatch(expandLinkTimeline(decodedUrl, { maxId }));
+    },
+    [dispatch, decodedUrl],
+  );
+
+  useEffect(() => {
+    dispatch(expandLinkTimeline(decodedUrl));
+  }, [dispatch, decodedUrl]);
+
+  return (
+    <Column bindToDocument={!multiColumn} ref={columnRef} label={story?.title}>
+      <ColumnHeader
+        icon='explore'
+        iconComponent={ExploreIcon}
+        title={story?.title}
+        onClick={handleHeaderClick}
+        multiColumn={multiColumn}
+        showBackButton
+      />
+
+      <StatusListContainer
+        timelineId={`link:${decodedUrl}`}
+        onLoadMore={handleLoadMore}
+        trackScroll
+        scrollKey={`link_timeline-${decodedUrl}`}
+        bindToDocument={!multiColumn}
+      />
+
+      <Helmet>
+        <title>{story?.title}</title>
+        <meta name='robots' content='noindex' />
+      </Helmet>
+    </Column>
+  );
+};
+
+// eslint-disable-next-line import/no-default-export
+export default LinkTimeline;

app/javascript/mastodon/features/notifications/components/notification.jsx

@@ -435,7 +435,7 @@ class Notification extends ImmutablePureComponent {
 
     const targetAccount = report.get('target_account');
     const targetDisplayNameHtml = { __html: targetAccount.get('display_name_html') };
-    const targetLink = <bdi><Link className='notification__display-name' title={targetAccount.get('acct')} to={`/@${targetAccount.get('acct')}`} dangerouslySetInnerHTML={targetDisplayNameHtml} /></bdi>;
+    const targetLink = <bdi><Link className='notification__display-name' data-hover-card-account={targetAccount.get('id')} to={`/@${targetAccount.get('acct')}`} dangerouslySetInnerHTML={targetDisplayNameHtml} /></bdi>;
 
     return (
       <HotKeys handlers={this.getHandlers()}>
@@ -458,7 +458,7 @@ class Notification extends ImmutablePureComponent {
     const { notification } = this.props;
     const account          = notification.get('account');
     const displayNameHtml  = { __html: account.get('display_name_html') };
-    const link             = <bdi><Link className='notification__display-name' href={`/@${account.get('acct')}`} title={account.get('acct')} to={`/@${account.get('acct')}`} dangerouslySetInnerHTML={displayNameHtml} /></bdi>;
+    const link             = <bdi><Link className='notification__display-name' href={`/@${account.get('acct')}`} data-hover-card-account={account.get('id')} to={`/@${account.get('acct')}`} dangerouslySetInnerHTML={displayNameHtml} /></bdi>;
 
     switch(notification.get('type')) {
     case 'follow':

app/javascript/mastodon/features/status/components/card.jsx

@@ -138,7 +138,7 @@ export default class Card extends PureComponent {
     const interactive = card.get('type') === 'video';
     const language    = card.get('language') || '';
     const largeImage  = (card.get('image')?.length > 0 && card.get('width') > card.get('height')) || interactive;
-    const showAuthor  = !!card.get('author_account');
+    const showAuthor  = !!card.getIn(['authors', 0, 'accountId']);
 
     const description = (
       <div className='status-card__content'>
@@ -244,7 +244,7 @@ export default class Card extends PureComponent {
           {description}
         </a>
 
-        {showAuthor && <MoreFromAuthor accountId={card.get('author_account')} />}
+        {showAuthor && <MoreFromAuthor accountId={card.getIn(['authors', 0, 'accountId'])} />}
       </>
     );
   }

app/javascript/mastodon/features/status/components/detailed_status.jsx

@@ -272,7 +272,7 @@ class DetailedStatus extends ImmutablePureComponent {
               <FormattedMessage id='status.direct_indicator' defaultMessage='Private mention' />
             </div>
           )}
-          <a href={`/@${status.getIn(['account', 'acct'])}`} onClick={this.handleAccountClick} className='detailed-status__display-name'>
+          <a href={`/@${status.getIn(['account', 'acct'])}`} data-hover-card-account={status.getIn(['account', 'id'])} onClick={this.handleAccountClick} className='detailed-status__display-name'>
             <div className='detailed-status__display-avatar'><Avatar account={status.get('account')} size={46} /></div>
             <DisplayName account={status.get('account')} localDomain={this.props.domain} />
           </a>

app/javascript/mastodon/features/ui/components/column_loading.tsx

@@ -1,11 +1,8 @@
-import Column from '../../../components/column';
+import Column from 'mastodon/components/column';
-import ColumnHeader from '../../../components/column_header';
+import { ColumnHeader } from 'mastodon/components/column_header';
+import type { Props as ColumnHeaderProps } from 'mastodon/components/column_header';
 
-interface Props {
+export const ColumnLoading: React.FC<ColumnHeaderProps> = (otherProps) => (
-  multiColumn?: boolean;
-}
-
-export const ColumnLoading: React.FC<Props> = (otherProps) => (
   <Column>
     <ColumnHeader {...otherProps} />
     <div className='scrollable' />