Change: 絵文字リアクションの通知のグループ化で、アカウントを絵文字の種類ごとに表示 (#796)

* Change: 絵文字リアクションの通知のグループ化で、アカウントを絵文字の種類ごとに表示

* Fix lint

* アカウントの一括取得数を制限

* ストリーミング対応

* Fix

* Fix

* Fix

* Fix some problems

* Fix

app/serializers/rest/notification_group_serializer.rb

@@ -30,6 +30,10 @@ class REST::NotificationGroupSerializer < ActiveModel::Serializer
     object.type == :'admin.report'
   end
 
+  def emoji_reaction_type?
+    object.type == :emoji_reaction
+  end
+
   def relationship_severance_event?
     object.type == :severed_relationships
   end
@@ -56,4 +60,15 @@ class REST::NotificationGroupSerializer < ActiveModel::Serializer
   def paginated?
     !instance_options[:group_metadata].nil?
   end
+
+  class NotificationEmojiReactionGroupSerializer < ActiveModel::Serializer
+    has_one :emoji_reaction, serializer: REST::NotifyEmojiReactionSerializer
+    attribute :sample_account_ids
+
+    def sample_account_ids
+      object.sample_accounts.pluck(:id).map(&:to_s)
+    end
+  end
+
+  has_many :emoji_reaction_groups, each_serializer: NotificationEmojiReactionGroupSerializer, if: :emoji_reaction_type?
 end

app/serializers/rest/notify_emoji_reaction_serializer.rb

@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 class REST::NotifyEmojiReactionSerializer < ActiveModel::Serializer
+  # Please update app/javascript/api_types/notification.ts when making changes to the attributes
   include RoutingHelper
 
   attributes :name