Restructure omni services and add Chatwoot research snapshot

research/chatwoot/spec/controllers/webhooks/whatsapp_controller_spec.rb

@@ -0,0 +1,62 @@
+require 'rails_helper'
+
+RSpec.describe 'Webhooks::WhatsappController', type: :request do
+  let(:channel) { create(:channel_whatsapp, provider: 'whatsapp_cloud', sync_templates: false, validate_provider_config: false) }
+
+  describe 'GET /webhooks/verify' do
+    it 'returns 401 when valid params are not present' do
+      get "/webhooks/whatsapp/#{channel.phone_number}"
+      expect(response).to have_http_status(:unauthorized)
+    end
+
+    it 'returns 401 when invalid params' do
+      get "/webhooks/whatsapp/#{channel.phone_number}",
+          params: { 'hub.challenge' => '123456', 'hub.mode' => 'subscribe', 'hub.verify_token' => 'invalid' }
+      expect(response).to have_http_status(:unauthorized)
+    end
+
+    it 'returns challenge when valid params' do
+      get "/webhooks/whatsapp/#{channel.phone_number}",
+          params: { 'hub.challenge' => '123456', 'hub.mode' => 'subscribe', 'hub.verify_token' => channel.provider_config['webhook_verify_token'] }
+      expect(response.body).to include '123456'
+    end
+  end
+
+  describe 'POST /webhooks/whatsapp/{:phone_number}' do
+    it 'call the whatsapp events job with the params' do
+      allow(Webhooks::WhatsappEventsJob).to receive(:perform_later)
+      expect(Webhooks::WhatsappEventsJob).to receive(:perform_later)
+      post '/webhooks/whatsapp/123221321', params: { content: 'hello' }
+      expect(response).to have_http_status(:success)
+    end
+
+    context 'when phone number is in inactive list' do
+      before do
+        allow(GlobalConfig).to receive(:get_value).with('INACTIVE_WHATSAPP_NUMBERS').and_return('+1234567890,+9876543210')
+      end
+
+      it 'returns service unavailable for inactive phone number in URL params' do
+        allow(Rails.logger).to receive(:warn)
+        expect(Rails.logger).to receive(:warn).with('Rejected webhook for inactive WhatsApp number: +1234567890')
+
+        post '/webhooks/whatsapp/+1234567890', params: { content: 'hello' }
+        expect(response).to have_http_status(:unprocessable_entity)
+        expect(response.parsed_body['error']).to eq('Inactive WhatsApp number')
+      end
+    end
+
+    context 'when INACTIVE_WHATSAPP_NUMBERS config is not set' do
+      before do
+        allow(GlobalConfig).to receive(:get_value).with('INACTIVE_WHATSAPP_NUMBERS').and_return(nil)
+      end
+
+      it 'processes the webhook normally' do
+        allow(Webhooks::WhatsappEventsJob).to receive(:perform_later)
+        expect(Webhooks::WhatsappEventsJob).to receive(:perform_later)
+
+        post '/webhooks/whatsapp/+1234567890', params: { content: 'hello' }
+        expect(response).to have_http_status(:success)
+      end
+    end
+  end
+end