feat: add activity message for priority change (#6933)

* feat: add priority const

* feat: add toggle priority method

* feat: update controller route and specs

* refactor: status change method

* refactor: abstract label change and mute activity

* feat: add priority change_activity

* fix: interpolation for previous_changes

* refactor: reduce cognitive complexity of priority_change_activity

* refactor: move priority activity message handler to a separate module

* refactor: move typing logic to a service

* refactor: tests to reduce complexity

* fix: typo

* fix: constants

* fix: priority conditions

* fix: add a response

* fix: argument destructuring in I18n.t

---------

Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

app/controllers/api/v1/accounts/conversations_controller.rb

@@ -64,13 +64,14 @@ class Api::V1::Accounts::ConversationsController < Api::V1::Accounts::BaseContro
     assign_conversation if @conversation.status == 'open' && Current.user.is_a?(User) && Current.user&.agent?
   end
 
+  def toggle_priority
+    @conversation.toggle_priority(params[:priority])
+    head :ok
+  end
+
   def toggle_typing_status
-    case params[:typing_status]
-    when 'on'
-      trigger_typing_event(CONVERSATION_TYPING_ON, params[:is_private])
-    when 'off'
-      trigger_typing_event(CONVERSATION_TYPING_OFF, params[:is_private])
-    end
+    typing_status_manager = ::Conversations::TypingStatusManager.new(@conversation, current_user, params)
+    typing_status_manager.toggle_typing_status
     head :ok
   end
 
@@ -111,11 +112,6 @@ class Api::V1::Accounts::ConversationsController < Api::V1::Accounts::BaseContro
     @conversation.update_assignee(@agent)
   end
 
-  def trigger_typing_event(event, is_private)
-    user = current_user.presence || @resource
-    Rails.configuration.dispatcher.dispatch(event, Time.zone.now, conversation: @conversation, user: user, is_private: is_private)
-  end
-
   def conversation
     @conversation ||= Current.account.conversations.find_by!(display_id: params[:id])
     authorize @conversation.inbox, :show?