hometown/app/models/follow.rb

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# frozen_string_literal: true
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class Follow < ApplicationRecord
include Paginable
belongs_to :account, counter_cache: :following_count
belongs_to :target_account, class_name: 'Account', counter_cache: :followers_count
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has_one :notification, as: :activity, dependent: :destroy
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validates :account, :target_account, presence: true
validates :account_id, uniqueness: { scope: :target_account_id }
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end