feat: Add support for Instagram delivery reports (#8125)

spec/factories/instagram/instagram_message_create_event.rb

@@ -242,4 +242,30 @@ FactoryBot.define do
     end
     initialize_with { attributes }
   end
+
+  factory :messaging_seen_event, class: Hash do
+    entry do
+      [
+        {
+          'id': 'instagram-message-id-123',
+          'time': '2021-09-08T06:34:04+0000',
+          'messaging': [
+            {
+              'sender': {
+                'id': 'Sender-id-1'
+              },
+              'recipient': {
+                'id': 'chatwoot-app-user-id-1'
+              },
+              'timestamp': '2021-09-08T06:34:04+0000',
+              'read': {
+                'mid': 'message-id-1'
+              }
+            }
+          ]
+        }
+      ]
+    end
+    initialize_with { attributes }
+  end
 end

spec/jobs/webhooks/instagram_events_job_spec.rb

@@ -27,6 +27,7 @@ describe Webhooks::InstagramEventsJob do
   let!(:attachment_params) { build(:instagram_message_attachment_event).with_indifferent_access }
   let!(:story_mention_params) { build(:instagram_story_mention_event).with_indifferent_access }
   let!(:story_mention_echo_params) { build(:instagram_story_mention_event_with_echo).with_indifferent_access }
+  let!(:messaging_seen_event) { build(:messaging_seen_event).with_indifferent_access }
   let(:fb_object) { double }
 
   describe '#perform' do
@@ -151,6 +152,11 @@ describe Webhooks::InstagramEventsJob do
         expect(instagram_inbox.contact_inboxes.count).to be 0
         expect(instagram_inbox.messages.count).to be 0
       end
+
+      it 'handle messaging_seen callback' do
+        expect(Instagram::ReadStatusService).to receive(:new).with(params: messaging_seen_event[:entry][0][:messaging][0]).and_call_original
+        instagram_webhook.perform_now(messaging_seen_event[:entry])
+      end
     end
   end
 end

spec/services/instagram/read_status_service_spec.rb

@@ -0,0 +1,48 @@
+require 'rails_helper'
+
+describe Instagram::ReadStatusService do
+  before do
+    create(:message, message_type: :incoming, inbox: instagram_inbox, account: account, conversation: conversation,
+                     source_id: 'chatwoot-app-user-id-1')
+  end
+
+  let!(:account) { create(:account) }
+  let!(:instagram_channel) { create(:channel_instagram_fb_page, account: account, instagram_id: 'chatwoot-app-user-id-1') }
+  let!(:instagram_inbox) { create(:inbox, channel: instagram_channel, account: account, greeting_enabled: false) }
+  let!(:contact) { create(:contact, account: account) }
+  let(:contact_inbox) { create(:contact_inbox, contact: contact, inbox: instagram_inbox) }
+  let(:conversation) { create(:conversation, contact: contact, inbox: instagram_inbox, contact_inbox: contact_inbox) }
+
+  describe '#perform' do
+    context 'when messaging_seen callback is fired' do
+      let(:message) { conversation.messages.last }
+
+      it 'updates the message status to read if the status is delivered' do
+        params = {
+          recipient: {
+            id: 'chatwoot-app-user-id-1'
+          },
+          read: {
+            mid: message.source_id
+          }
+        }
+        described_class.new(params: params).perform
+        expect(conversation.reload.messages.last.status).to eq('read')
+      end
+
+      it 'does not update the status if message is not found' do
+        params = {
+          recipient: {
+            id: 'chatwoot-app-user-id-1'
+          },
+          read: {
+            mid: 'random-message-id'
+          }
+        }
+
+        described_class.new(params: params).perform
+        expect(conversation.reload.messages.last.status).not_to eq('read')
+      end
+    end
+  end
+end