feat: Add Instagram Channel (#2955)

app/jobs/send_reply_job.rb

@@ -3,10 +3,16 @@ class SendReplyJob < ApplicationJob
 
   def perform(message_id)
     message = Message.find(message_id)
-    channel_name = message.conversation.inbox.channel.class.to_s
+    conversation = message.conversation
+    channel_name = conversation.inbox.channel.class.to_s
+
     case channel_name
     when 'Channel::FacebookPage'
-      ::Facebook::SendOnFacebookService.new(message: message).perform
+      if conversation.additional_attributes['type'] == 'instagram_direct_message'
+        ::Instagram::SendOnInstagramService.new(message: message).perform
+      else
+        ::Facebook::SendOnFacebookService.new(message: message).perform
+      end
     when 'Channel::TwitterProfile'
       ::Twitter::SendOnTwitterService.new(message: message).perform
     when 'Channel::TwilioSms'

app/jobs/webhooks/instagram_events_job.rb

@@ -0,0 +1,84 @@
+class Webhooks::InstagramEventsJob < ApplicationJob
+  queue_as :default
+
+  include HTTParty
+
+  base_uri 'https://graph.facebook.com/v11.0/me'
+
+  # @return [Array] We will support further events like reaction or seen in future
+  SUPPORTED_EVENTS = [:message].freeze
+
+  # @see https://developers.facebook.com/docs/messenger-platform/instagram/features/webhook
+  def perform(entries)
+    @entries = entries
+
+    if @entries[0].key?(:changes)
+      Rails.logger.info('Probably Test data.')
+      # grab the test entry for the review app
+      create_test_text
+      return
+    end
+
+    @entries.each do |entry|
+      entry[:messaging].each do |messaging|
+        send(@event_name, messaging) if event_name(messaging)
+      end
+    end
+  end
+
+  private
+
+  def event_name(messaging)
+    @event_name ||= SUPPORTED_EVENTS.find { |key| messaging.key?(key) }
+  end
+
+  def message(messaging)
+    ::Instagram::MessageText.new(messaging).perform
+  end
+
+  def create_test_text
+    messenger_channel = Channel::FacebookPage.last
+    @inbox = ::Inbox.find_by!(channel: messenger_channel)
+    @contact_inbox = @inbox.contact_inboxes.where(source_id: 'sender_username').first
+    unless @contact_inbox
+      @contact_inbox ||= @inbox.channel.create_contact_inbox(
+        'sender_username', 'sender_username'
+      )
+    end
+    @contact = @contact_inbox.contact
+
+    @conversation ||= Conversation.find_by(conversation_params) || build_conversation(conversation_params)
+
+    @message = @conversation.messages.create!(message_params)
+  end
+
+  def conversation_params
+    {
+      account_id: @inbox.account_id,
+      inbox_id: @inbox.id,
+      contact_id: @contact.id,
+      additional_attributes: {
+        type: 'instagram_direct_message'
+      }
+    }
+  end
+
+  def message_params
+    {
+      account_id: @conversation.account_id,
+      inbox_id: @conversation.inbox_id,
+      message_type: 'incoming',
+      source_id: 'facebook_test_webhooks',
+      content: 'This is a test message from facebook.',
+      sender: @contact
+    }
+  end
+
+  def build_conversation(conversation_params)
+    Conversation.create!(
+      conversation_params.merge(
+        contact_inbox_id: @contact_inbox.id
+      )
+    )
+  end
+end