Restructure omni services and add Chatwoot research snapshot

research/chatwoot/lib/integrations/facebook/message_creator.rb

@@ -0,0 +1,44 @@
+# frozen_string_literal: true
+
+class Integrations::Facebook::MessageCreator
+  attr_reader :response
+
+  def initialize(response)
+    @response = response
+  end
+
+  def perform
+    # begin
+    if agent_message_via_echo?
+      create_agent_message
+    else
+      create_contact_message
+    end
+    # rescue => e
+    # ChatwootExceptionTracker.new(e).capture_exception
+    # end
+  end
+
+  private
+
+  def agent_message_via_echo?
+    # TODO : check and remove send_from_chatwoot_app if not working
+    response.echo? && !response.sent_from_chatwoot_app?
+    # this means that it is an agent message from page, but not sent from chatwoot.
+    # User can send from fb page directly on mobile / web messenger, so this case should be handled as agent message
+  end
+
+  def create_agent_message
+    Channel::FacebookPage.where(page_id: response.sender_id).each do |page|
+      mb = Messages::Facebook::MessageBuilder.new(response, page.inbox, outgoing_echo: true)
+      mb.perform
+    end
+  end
+
+  def create_contact_message
+    Channel::FacebookPage.where(page_id: response.recipient_id).each do |page|
+      mb = Messages::Facebook::MessageBuilder.new(response, page.inbox)
+      mb.perform
+    end
+  end
+end