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43 lines
908 B
43 lines
908 B
# frozen_string_literal: true
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class PrecomputeFeedService < BaseService
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LIMIT = FeedManager::MAX_ITEMS / 4
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def call(account)
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@account = account
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populate_feed
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end
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private
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attr_reader :account
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def populate_feed
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pairs = statuses.reverse_each.lazy.reject(&method(:status_filtered?)).map(&method(:process_status)).to_a
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redis.pipelined do
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redis.zadd(account_home_key, pairs) if pairs.any?
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redis.del("account:#{@account.id}:regeneration")
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end
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end
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def process_status(status)
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[status.id, status.reblog? ? status.reblog_of_id : status.id]
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end
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def status_filtered?(status)
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FeedManager.instance.filter?(:home, status, account.id)
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end
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def account_home_key
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FeedManager.instance.key(:home, account.id)
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end
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def statuses
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Status.as_home_timeline(account).order(account_id: :desc).limit(LIMIT)
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end
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def redis
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Redis.current
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end
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end
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