class PrecomputeFeedService < BaseService # Fill up a user's home/mentions feed from DB and return a subset # @param [Symbol] type :home or :mentions # @param [Account] account # @return [Array] def call(type, account, limit) instant_return = [] Status.send("as_#{type}_timeline", account).order('created_at desc').limit(FeedManager::MAX_ITEMS).each do |status| next if type == :home && FeedManager.filter_status?(status, account) redis.zadd(FeedManager.key(type, account.id), status.id, status.id) instant_return << status unless instant_return.size > limit end instant_return end private def redis $redis end end