Merge branch 'master' of https://github.com/omarkhater-school/NXTFolio

app/controllers/chat_controller.rb

@@ -1,12 +1,14 @@
 class ChatController < ApplicationController
-  #def index
-  #end
-
   def chat
     user_input = params[:user_input]
+
     chat_service = ChatService.new
     response = chat_service.call(user_input)
 
-    render json: { response: response }
+    if response.nil? || response.empty?
+      render json: { error: 'No response from OpenAI' }, status: :unprocessable_entity
+    else
+      render json: { response: response }, status: :ok
+    end
   end
 end

spec/controllers/chat_controller_spec.rb

@@ -2,6 +2,56 @@
 
 RSpec.describe ChatController, type: :controller do
   describe "POST#chat" do
+    let(:valid_response) { "\n\nHello there, how may I assist you today?" }
+    let(:invalid_response) { nil }
+
+    context "with a valid API key" do
+      before do
+        # Mocking the ChatService to return a valid response
+        chat_service = instance_double("ChatService")
+        allow(ChatService).to receive(:new).and_return(chat_service)
+        allow(chat_service).to receive(:call).and_return(valid_response)
+      end
+
+      it 'sends a new message to the AI chat bot and validates the response body' do
+        # Trigger the controller action with a valid user_input
+        post :chat, params: { user_input: "Hello" }
+
+        # Parse the response body
+        parsed_response = JSON.parse(response.body)
+
+        # Validate that the response has the expected structure
+        expect(parsed_response).to have_key("response")
+        expect(parsed_response["response"]).to eq(valid_response)
+
+        # Additionally, check that the HTTP status is successful (200)
+        expect(response).to have_http_status(:success)
+      end
+    end
+
+    context "with an invalid API key or failed response" do
+      before do
+        # Mocking the ChatService to return an invalid response (nil)
+        chat_service = instance_double("ChatService")
+        allow(ChatService).to receive(:new).and_return(chat_service)
+        allow(chat_service).to receive(:call).and_return(invalid_response)
+      end
+
+      it 'handles the failed response gracefully' do
+        # Trigger the controller action with a valid user_input
+        post :chat, params: { user_input: "Hello" }
+
+        # Parse the response body
+        parsed_response = JSON.parse(response.body)
+
+        # Validate that the response contains an error message
+        expect(parsed_response).to have_key("error")
+        expect(parsed_response["error"]).to eq("No response from OpenAI")
+
+        # Additionally, check that the HTTP status reflects unprocessable entity (422)
+        expect(response).to have_http_status(:unprocessable_entity)
+      end
+=======
     it 'sends a new message to the AI chat bot and validates the response body' do
       # Mock the ChatService to avoid making actual API requests
       chat_service = instance_double("ChatService")

spec/spec_helper.rb

@@ -3,10 +3,7 @@
 
 require 'simplecov'
 require 'simplecov_json_formatter'
-SimpleCov.formatters = SimpleCov::Formatter::MultiFormatter.new([
-  SimpleCov::Formatter::HTMLFormatter,
-  SimpleCov::Formatter::JSONFormatter
-])
+SimpleCov.formatter = SimpleCov::Formatter::JSONFormatter
 SimpleCov.start 'rails'
 
 # This file was generated by the `rails generate rspec:install` command. Conventionally, all