[Feature] Email collect message hooks (#331)

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

spec/controllers/api/v1/widget/messages_controller_spec.rb

@@ -0,0 +1,84 @@
+require 'rails_helper'
+
+RSpec.describe '/api/v1/widget/messages', type: :request do
+  let(:account) { create(:account) }
+  let(:web_widget) { create(:channel_widget, account: account) }
+  let(:contact) { create(:contact, account: account) }
+  let(:contact_inbox) { create(:contact_inbox, contact: contact, inbox: web_widget.inbox) }
+  let(:conversation) { create(:conversation, contact: contact, account: account, inbox: web_widget.inbox, contact_inbox: contact_inbox) }
+  let(:payload) { { source_id: contact_inbox.source_id, inbox_id: web_widget.inbox.id } }
+  let(:token) { ::Widget::TokenService.new(payload: payload).generate_token }
+
+  before do
+    2.times.each { create(:message, account: account, inbox: web_widget.inbox, conversation: conversation) }
+  end
+
+  describe 'GET /api/v1/widget/messages' do
+    context 'when get request is made' do
+      it 'returns messages in conversation' do
+        get api_v1_widget_messages_url,
+            params: { website_token: web_widget.website_token },
+            headers: { 'X-Auth-Token' => token },
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        json_response = JSON.parse(response.body)
+
+        # 2 messages created + 3 messages by the template hook
+        expect(json_response.length).to eq(5)
+      end
+    end
+  end
+
+  describe 'POST /api/v1/widget/messages' do
+    context 'when post request is made' do
+      it 'creates message in conversation' do
+        message_params = { content: 'hello world' }
+        post api_v1_widget_messages_url,
+             params: { website_token: web_widget.website_token, message: message_params },
+             headers: { 'X-Auth-Token' => token },
+             as: :json
+
+        expect(response).to have_http_status(:success)
+        json_response = JSON.parse(response.body)
+        expect(json_response['content']).to eq(message_params[:content])
+      end
+    end
+  end
+
+  describe 'PUT /api/v1/widget/messages' do
+    context 'when put request is made with non existing email' do
+      it 'updates message in conversation and creates a new contact' do
+        message = create(:message, account: account, inbox: web_widget.inbox, conversation: conversation)
+        email = Faker::Internet.email
+        contact_params = { email: email }
+        put api_v1_widget_message_url(message.id),
+            params: { website_token: web_widget.website_token, contact: contact_params },
+            headers: { 'X-Auth-Token' => token },
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        message.reload
+        expect(message.input_submitted_email).to eq(email)
+        expect(message.conversation.contact.email).to eq(email)
+      end
+    end
+
+    context 'when put request is made with existing email' do
+      it 'updates message in conversation and deletes the current contact' do
+        message = create(:message, account: account, inbox: web_widget.inbox, conversation: conversation)
+        email = Faker::Internet.email
+        create(:contact, account: account, email: email)
+        contact_params = { email: email }
+        put api_v1_widget_message_url(message.id),
+            params: { website_token: web_widget.website_token, contact: contact_params },
+            headers: { 'X-Auth-Token' => token },
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        message.reload
+        expect { contact.reload }.to raise_error(ActiveRecord::RecordNotFound)
+      end
+    end
+  end
+end

spec/controllers/widget_tests_controller_spec.rb

@@ -1,12 +1,14 @@
 require 'rails_helper'
 
-describe WidgetTestsController, type: :controller do
-  let(:channel_widget) { create(:channel_widget) }
+describe '/widget_tests', type: :request do
+  before do
+    create(:channel_widget)
+  end
 
-  describe '#index' do
+  describe 'GET /widget_tests' do
     it 'renders the page correctly' do
-      get :index
-      expect(response.status).to eq 200
+      get widget_tests_url
+      expect(response).to be_successful
     end
   end
 end

spec/controllers/widgets_controller_spec.rb

@@ -0,0 +1,17 @@
+require 'rails_helper'
+
+describe '/widget', type: :request do
+  let(:web_widget) { create(:channel_widget) }
+
+  describe 'GET /widget' do
+    it 'renders the page correctly when called with website_token' do
+      get widget_url(website_token: web_widget.website_token)
+      expect(response).to be_successful
+    end
+
+    it 'returns 404 when called with out website_token' do
+      get widget_url
+      expect(response.status).to eq(404)
+    end
+  end
+end