Extract shared callback behaviour to CustomFilterCache concern (#29695)

app/models/concerns/custom_filter_cache.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+module CustomFilterCache
+  extend ActiveSupport::Concern
+
+  included do
+    after_commit :invalidate_cache!
+    before_destroy :prepare_cache_invalidation!
+    before_save :prepare_cache_invalidation!
+
+    delegate(
+      :invalidate_cache!,
+      :prepare_cache_invalidation!,
+      to: :custom_filter
+    )
+  end
+end

app/models/custom_filter_keyword.rb

@@ -13,16 +13,14 @@
 #
 
 class CustomFilterKeyword < ApplicationRecord
+  include CustomFilterCache
+
   belongs_to :custom_filter
 
   validates :keyword, presence: true
 
   alias_attribute :phrase, :keyword
 
-  before_save :prepare_cache_invalidation!
-  before_destroy :prepare_cache_invalidation!
-  after_commit :invalidate_cache!
-
   def to_regex
     if whole_word?
       /(?mix:#{to_regex_sb}#{Regexp.escape(keyword)}#{to_regex_eb})/
@@ -40,12 +38,4 @@ class CustomFilterKeyword < ApplicationRecord
   def to_regex_eb
     /[[:word:]]\z/.match?(keyword) ? '\b' : ''
   end
-
-  def prepare_cache_invalidation!
-    custom_filter.prepare_cache_invalidation!
-  end
-
-  def invalidate_cache!
-    custom_filter.invalidate_cache!
-  end
 end

app/models/custom_filter_status.rb

@@ -12,27 +12,17 @@
 #
 
 class CustomFilterStatus < ApplicationRecord
+  include CustomFilterCache
+
   belongs_to :custom_filter
   belongs_to :status
 
   validates :status, uniqueness: { scope: :custom_filter }
   validate :validate_status_access
 
-  before_save :prepare_cache_invalidation!
-  before_destroy :prepare_cache_invalidation!
-  after_commit :invalidate_cache!
-
   private
 
   def validate_status_access
     errors.add(:status_id, :invalid) unless StatusPolicy.new(custom_filter.account, status).show?
   end
-
-  def prepare_cache_invalidation!
-    custom_filter.prepare_cache_invalidation!
-  end
-
-  def invalidate_cache!
-    custom_filter.invalidate_cache!
-  end
 end