40 lines
894 B
Ruby
40 lines
894 B
Ruby
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# frozen_string_literal: true
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class PotentialFriendshipTracker
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EXPIRE_AFTER = 90.days.seconds
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MAX_ITEMS = 80
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WEIGHTS = {
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reply: 1,
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favourite: 10,
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reblog: 20,
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}.freeze
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class << self
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def record(account_id, target_account_id, action)
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key = "interactions:#{account_id}"
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weight = WEIGHTS[action]
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redis.zincrby(key, weight, target_account_id)
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redis.zremrangebyrank(key, 0, -MAX_ITEMS)
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redis.expire(key, EXPIRE_AFTER)
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end
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def remove(account_id, target_account_id)
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redis.zrem("interactions:#{account_id}", target_account_id)
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end
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def get(account_id, limit: 20, offset: 0)
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account_ids = redis.zrevrange("interactions:#{account_id}", offset, limit)
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return [] if account_ids.empty?
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Account.searchable.where(id: account_ids)
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end
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private
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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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end
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