[Feature] Email collect message hooks (#331)

- Add email collect hook on creating conversation
- Merge contact if it already exist

lib/integrations/facebook/message_creator.rb

@@ -1,47 +1,43 @@
 # frozen_string_literal: true
 
-module Integrations
-  module Facebook
-    class MessageCreator
-      attr_reader :response
+class Integrations::Facebook::MessageCreator
+  attr_reader :response
 
-      def initialize(response)
-        @response = response
-      end
+  def initialize(response)
+    @response = response
+  end
 
-      def perform
-        # begin
-        if outgoing_message_via_echo?
-          create_outgoing_message
-        else
-          create_incoming_message
-        end
-        # rescue => e
-        # Raven.capture_exception(e)
-        # end
-      end
+  def perform
+    # begin
+    if outgoing_message_via_echo?
+      create_outgoing_message
+    else
+      create_incoming_message
+    end
+    # rescue => e
+    # Raven.capture_exception(e)
+    # end
+  end
 
-      private
+  private
 
-      def outgoing_message_via_echo?
-        response.echo? && !response.sent_from_chatwoot_app?
-        # this means that it is an outgoing message from page, but not sent from chatwoot.
-        # User can send from fb page directly on mobile messenger, so this case should be handled as outgoing message
-      end
+  def outgoing_message_via_echo?
+    response.echo? && !response.sent_from_chatwoot_app?
+    # this means that it is an outgoing message from page, but not sent from chatwoot.
+    # User can send from fb page directly on mobile messenger, so this case should be handled as outgoing message
+  end
 
-      def create_outgoing_message
-        Channel::FacebookPage.where(page_id: response.sender_id).each do |page|
-          mb = Messages::Outgoing::EchoBuilder.new(response, page.inbox, true)
-          mb.perform
-        end
-      end
+  def create_outgoing_message
+    Channel::FacebookPage.where(page_id: response.sender_id).each do |page|
+      mb = Messages::Outgoing::EchoBuilder.new(response, page.inbox, true)
+      mb.perform
+    end
+  end
 
-      def create_incoming_message
-        Channel::FacebookPage.where(page_id: response.recipient_id).each do |page|
-          mb = Messages::IncomingMessageBuilder.new(response, page.inbox)
-          mb.perform
-        end
-      end
+  def create_incoming_message
+    Channel::FacebookPage.where(page_id: response.recipient_id).each do |page|
+      mb = Messages::IncomingMessageBuilder.new(response, page.inbox)
+      mb.perform
     end
   end
 end