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metu.life/app/models/follow_recommendation.rb

40 lines
1.3 KiB

# frozen_string_literal: true
# == Schema Information
#
# Table name: follow_recommendations
#
# account_id :bigint(8) primary key
# rank :decimal(, )
# reason :text is an Array
#
class FollowRecommendation < ApplicationRecord
self.primary_key = :account_id
belongs_to :account_summary, foreign_key: :account_id
belongs_to :account, foreign_key: :account_id
scope :safe, -> { joins(:account_summary).merge(AccountSummary.safe) }
scope :localized, ->(locale) { joins(:account_summary).merge(AccountSummary.localized(locale)) }
scope :filtered, -> { joins(:account_summary).merge(AccountSummary.filtered) }
def readonly?
true
end
def self.get(account, limit, exclude_account_ids = [])
account_ids = Redis.current.zrevrange("follow_recommendations:#{account.user_locale}", 0, -1).map(&:to_i) - exclude_account_ids - [account.id]
return [] if account_ids.empty? || limit < 1
accounts = Account.followable_by(account)
.not_excluded_by_account(account)
.not_domain_blocked_by_account(account)
.where(id: account_ids)
.limit(limit)
.index_by(&:id)
account_ids.map { |id| accounts[id] }.compact
end
end