39 lines
1.2 KiB
Ruby
39 lines
1.2 KiB
Ruby
class UserBlock < ApplicationRecord
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belongs_to :blocker, class_name: "User", inverse_of: :blocker_blocks
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belongs_to :blocked, class_name: "User", inverse_of: :blocked_blocks
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validates :blocked_id, :blocker_id, :config, presence: true
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validates :blocked_id, uniqueness: { scope: %i[blocker_id] }
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validates :config, inclusion: { in: %w[default] }
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validate :blocker_cannot_be_same_as_blocked
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counter_culture :blocker, column_name: "blocking_others_count"
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counter_culture :blocked, column_name: "blocked_by_count"
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after_create :bust_blocker_cache
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before_destroy :bust_blocker_cache
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BLOCKED_IDS_CACHE_KEY = "blocked_ids_for_blocker/".freeze
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class << self
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def blocking?(blocker_id, blocked_id)
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exists?(blocker_id: blocker_id, blocked_id: blocked_id)
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end
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def cached_blocked_ids_for_blocker(blocker_id)
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Rails.cache.fetch("#{BLOCKED_IDS_CACHE_KEY}#{blocker_id}", expires_in: 48.hours) do
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where(blocker_id: blocker_id).pluck(:blocked_id)
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end
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end
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end
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private
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def blocker_cannot_be_same_as_blocked
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errors.add(:blocker_id, "can't be the same as the blocked_id") if blocker_id == blocked_id
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end
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def bust_blocker_cache
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Rails.cache.delete("#{BLOCKED_IDS_CACHE_KEY}#{blocker_id}")
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end
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end
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