nyastodon/app/models/notification.rb
yhirano 298796cc7b annotate models (#2697)
* add annotate to Gemfile

* rails g annotate:install

* configure annotate_models

* add schema info to models

* fix rubocop to add frozen_string_literal
2017-05-02 02:14:47 +02:00

103 lines
3 KiB
Ruby

# frozen_string_literal: true
# == Schema Information
#
# Table name: notifications
#
# id :integer not null, primary key
# account_id :integer
# activity_id :integer
# activity_type :string
# created_at :datetime not null
# updated_at :datetime not null
# from_account_id :integer
#
class Notification < ApplicationRecord
include Paginable
include Cacheable
belongs_to :account
belongs_to :from_account, class_name: 'Account'
belongs_to :activity, polymorphic: true
belongs_to :mention, foreign_type: 'Mention', foreign_key: 'activity_id'
belongs_to :status, foreign_type: 'Status', foreign_key: 'activity_id'
belongs_to :follow, foreign_type: 'Follow', foreign_key: 'activity_id'
belongs_to :follow_request, foreign_type: 'FollowRequest', foreign_key: 'activity_id'
belongs_to :favourite, foreign_type: 'Favourite', foreign_key: 'activity_id'
validates :account_id, uniqueness: { scope: [:activity_type, :activity_id] }
TYPE_CLASS_MAP = {
mention: 'Mention',
reblog: 'Status',
follow: 'Follow',
follow_request: 'FollowRequest',
favourite: 'Favourite',
}.freeze
STATUS_INCLUDES = [:account, :stream_entry, :media_attachments, :tags, mentions: :account, reblog: [:stream_entry, :account, :media_attachments, :tags, mentions: :account]].freeze
scope :cache_ids, -> { select(:id, :updated_at, :activity_type, :activity_id) }
cache_associated :from_account, status: STATUS_INCLUDES, mention: [status: STATUS_INCLUDES], favourite: [:account, status: STATUS_INCLUDES], follow: :account
def activity(eager_loaded = true)
eager_loaded ? send(activity_type.downcase) : super
end
def type
@type ||= TYPE_CLASS_MAP.invert[activity_type].to_sym
end
def target_status
case type
when :reblog
activity&.reblog
when :favourite, :mention
activity&.status
end
end
def browserable?
type != :follow_request
end
class << self
def browserable(types = [])
types.concat([:follow_request])
where.not(activity_type: activity_types_from_types(types))
end
def reload_stale_associations!(cached_items)
account_ids = cached_items.map(&:from_account_id).uniq
accounts = Account.where(id: account_ids).map { |a| [a.id, a] }.to_h
cached_items.each do |item|
item.from_account = accounts[item.from_account_id]
end
end
private
def activity_types_from_types(types)
types.map { |type| TYPE_CLASS_MAP[type.to_sym] }.compact
end
end
after_initialize :set_from_account
before_validation :set_from_account
private
def set_from_account
return unless new_record?
case activity_type
when 'Status', 'Follow', 'Favourite', 'FollowRequest'
self.from_account_id = activity(false)&.account_id
when 'Mention'
self.from_account_id = activity(false)&.status&.account_id
end
end
end