feat: API to allow agents to delete a message (#1353)

app/controllers/api/v1/accounts/conversations/messages_controller.rb

@@ -11,9 +11,24 @@ class Api::V1::Accounts::Conversations::MessagesController < Api::V1::Accounts::
     render_could_not_create_error(e.message)
   end
 
+  def destroy
+    ActiveRecord::Base.transaction do
+      message.update!(content: I18n.t('conversations.messages.deleted'), deleted: true)
+      message.attachments.destroy_all
+    end
+  end
+
   private
 
+  def message
+    @message ||= @conversation.messages.find(permitted_params[:id])
+  end
+
   def message_finder
     @message_finder ||= MessageFinder.new(@conversation, params)
   end
+
+  def permitted_params
+    params.permit(:id)
+  end
 end

app/models/message.rb

@@ -55,7 +55,7 @@ class Message < ApplicationRecord
   # [:submitted_email, :items, :submitted_values] : Used for bot message types
   # [:email] : Used by conversation_continuity incoming email messages
   # [:in_reply_to] : Used to reply to a particular tweet in threads
-  store :content_attributes, accessors: [:submitted_email, :items, :submitted_values, :email, :in_reply_to], coder: JSON
+  store :content_attributes, accessors: [:submitted_email, :items, :submitted_values, :email, :in_reply_to, :deleted], coder: JSON
 
   store :external_source_ids, accessors: [:slack], coder: JSON, prefix: :external_source_id
 

app/views/api/v1/accounts/conversations/messages/destroy.json.jbuilder

@@ -0,0 +1 @@
+json.partial! 'api/v1/models/message', message: @message