feat: Support Twilio Messaging Services (#4242)

This allows sending and receiving from multiple phone numbers using Twilio messaging services

Fixes: #4204

app/services/twilio/incoming_message_service.rb

@@ -20,10 +20,9 @@ class Twilio::IncomingMessageService
   private
 
   def twilio_inbox
-    @twilio_inbox ||= ::Channel::TwilioSms.find_by!(
-      account_sid: params[:AccountSid],
-      phone_number: params[:To]
-    )
+    @twilio_inbox ||=
+      ::Channel::TwilioSms.find_by(messaging_service_sid: params[:MessagingServiceSid]) ||
+      ::Channel::TwilioSms.find_by!(account_sid: params[:AccountSid], phone_number: params[:To])
   end
 
   def inbox

app/services/twilio/oneoff_sms_campaign_service.rb

@@ -22,15 +22,7 @@ class Twilio::OneoffSmsCampaignService
     campaign.account.contacts.tagged_with(audience_labels, any: true).each do |contact|
       next if contact.phone_number.blank?
 
-      send_message(to: contact.phone_number, from: channel.phone_number, content: campaign.message)
+      channel.send_message(to: contact.phone_number, body: campaign.message)
     end
   end
-
-  def send_message(to:, from:, content:)
-    client.messages.create(body: content, from: from, to: to)
-  end
-
-  def client
-    ::Twilio::REST::Client.new(channel.account_sid, channel.auth_token)
-  end
 end

app/services/twilio/send_on_twilio_service.rb

@@ -7,7 +7,7 @@ class Twilio::SendOnTwilioService < Base::SendOnChannelService
 
   def perform_reply
     begin
-      twilio_message = client.messages.create(**message_params)
+      twilio_message = channel.send_message(**message_params)
     rescue Twilio::REST::TwilioError => e
       ChatwootExceptionTracker.new(e, user: message.sender, account: message.account).capture_exception
     end
@@ -15,13 +15,11 @@ class Twilio::SendOnTwilioService < Base::SendOnChannelService
   end
 
   def message_params
-    params = {
+    {
       body: message.content,
-      from: channel.phone_number,
-      to: contact_inbox.source_id
+      to: contact_inbox.source_id,
+      media_url: attachments
     }
-    params[:media_url] = attachments if message.attachments.present?
-    params
   end
 
   def attachments
@@ -39,8 +37,4 @@ class Twilio::SendOnTwilioService < Base::SendOnChannelService
   def outgoing_message?
     message.outgoing? || message.template?
   end
-
-  def client
-    ::Twilio::REST::Client.new(channel.account_sid, channel.auth_token)
-  end
 end

app/services/twilio/webhook_setup_service.rb

@@ -4,6 +4,28 @@ class Twilio::WebhookSetupService
   pattr_initialize [:inbox!]
 
   def perform
+    if channel.messaging_service_sid?
+      update_messaging_service
+    else
+      update_phone_number
+    end
+  rescue Twilio::REST::TwilioError => e
+    Rails.logger.error "TWILIO_FAILURE: #{e.message}"
+  end
+
+  private
+
+  def update_messaging_service
+    twilio_client
+      .messaging.services(channel.messaging_service_sid)
+      .update(
+        inbound_method: 'POST',
+        inbound_request_url: twilio_callback_index_url,
+        use_inbound_webhook_on_number: false
+      )
+  end
+
+  def update_phone_number
     if phone_numbers.empty?
       Rails.logger.warn "TWILIO_PHONE_NUMBER_NOT_FOUND: #{channel.phone_number}"
     else
@@ -11,12 +33,8 @@ class Twilio::WebhookSetupService
         .incoming_phone_numbers(phonenumber_sid)
         .update(sms_method: 'POST', sms_url: twilio_callback_index_url)
     end
-  rescue Twilio::REST::TwilioError => e
-    Rails.logger.error "TWILIO_FAILURE: #{e.message}"
   end
 
-  private
-
   def phonenumber_sid
     phone_numbers.first.sid
   end