- # frozen_string_literal: true
-
- class PotentialFriendshipTracker
- EXPIRE_AFTER = 90.days.seconds
- MAX_ITEMS = 80
-
- WEIGHTS = {
- reply: 1,
- favourite: 10,
- reblog: 20,
- }.freeze
-
- class << self
- include Redisable
-
- def record(account_id, target_account_id, action)
- return if account_id == target_account_id
-
- key = "interactions:#{account_id}"
- weight = WEIGHTS[action]
-
- redis.zincrby(key, weight, target_account_id)
- redis.zremrangebyrank(key, 0, -MAX_ITEMS)
- redis.expire(key, EXPIRE_AFTER)
- end
-
- def remove(account_id, target_account_id)
- redis.zrem("interactions:#{account_id}", target_account_id)
- end
- end
- end
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