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