catstodon/app/models/instance.rb
Eugen Rochko 216b85b053
Fix performance on instances list in admin UI (#15282)
- Reduce duplicate queries
- Remove n+1 queries
- Add accounts count to detailed view
- Add separate action log entry for updating existing domain blocks
2020-12-14 09:06:34 +01:00

63 lines
1.4 KiB
Ruby

# frozen_string_literal: true
# == Schema Information
#
# Table name: instances
#
# domain :string primary key
# accounts_count :bigint(8)
#
class Instance < ApplicationRecord
self.primary_key = :domain
has_many :accounts, foreign_key: :domain, primary_key: :domain
belongs_to :domain_block, foreign_key: :domain, primary_key: :domain
belongs_to :domain_allow, foreign_key: :domain, primary_key: :domain
scope :matches_domain, ->(value) { where(arel_table[:domain].matches("%#{value}%")) }
def self.refresh
Scenic.database.refresh_materialized_view(table_name, concurrently: true, cascade: false)
end
def readonly?
true
end
def delivery_failure_tracker
@delivery_failure_tracker ||= DeliveryFailureTracker.new(domain)
end
def following_count
@following_count ||= Follow.where(account: accounts).count
end
def followers_count
@followers_count ||= Follow.where(target_account: accounts).count
end
def reports_count
@reports_count ||= Report.where(target_account: accounts).count
end
def blocks_count
@blocks_count ||= Block.where(target_account: accounts).count
end
def public_comment
domain_block&.public_comment
end
def private_comment
domain_block&.private_comment
end
def media_storage
@media_storage ||= MediaAttachment.where(account: accounts).sum(:file_file_size)
end
def to_param
domain
end
end