Modified authentication with user_signed_in? and current_user

app/controllers/application_controller.rb

@@ -3,10 +3,24 @@ class ApplicationController < ActionController::Base
   before_action :authenticate
 
   private
-    def authenticate
-      if session_record = Session.find_by_id(cookies.signed[:session_token])
+    def current_user
+      Current.user || authenticate_user_from_session
+    end
+    helper_method :current_user
+
+    def authenticate_user_from_session
+      session_record = Session.find_by_id(cookies.signed[:session_token])
       Current.session = session_record
-      else
+      Current.user
+    end
+
+    def user_signed_in?
+      current_user.present?
+    end
+    helper_method :user_signed_in?
+
+    def authenticate
+      unless user_signed_in?
         redirect_to sign_in_path
       end
     end

app/controllers/home_controller.rb

@@ -1,4 +1,5 @@
 class HomeController < ApplicationController
+  skip_before_action :authenticate
   def index
   end
 end

app/views/home/index.html.erb

@@ -1,23 +1,19 @@
 <p style="color: green"><%= notice %></p>
-
-<p>Signed as <%= Current.user.email %></p>
-
-<h2>Login and verification</h2>
-
-<div>
+<% if user_signed_in? %>
+  <p>Signed as <%= current_user.email %></p>
+  <h2>Login and verification</h2>
+  <div>
     <%= link_to "Change password", edit_password_path %>
-</div>
-
-<div>
+  </div>
+  <div>
     <%= link_to "Change email address", edit_identity_email_path %>
-</div>
-
-<h2>Access history</h2>
-
-<div>
+  </div>
+  <h2>Access history</h2>
+  <div>
     <%= link_to "Devices & Sessions", sessions_path %>
-</div>
-
-<br>
-
-<%= button_to "Log out", Current.session, method: :delete %>
+  </div>
+  <br>
+  <%= button_to "Log out", Current.session, method: :delete %>
+<% else %>
+  <%= link_to "Log in", sign_in_path %>
+<% end %>

test/controllers/sessions_controller_test.rb

@@ -31,7 +31,8 @@ class SessionsControllerTest < ActionDispatch::IntegrationTest
     assert_equal "That email or password is incorrect", flash[:alert]
 
     get root_url
-    assert_redirected_to sign_in_url
+    # assert_redirected_to sign_in_url
+    assert_response :success
   end
 
   test "should sign out" do

test/controllers/vehicles_controller_test.rb

@@ -17,7 +17,7 @@ class VehiclesControllerTest < ActionDispatch::IntegrationTest
 
   test "should create vehicle" do
     assert_difference("Vehicle.count") do
-      post vehicles_url, params: { vehicle: { car_brand: @vehicle.car_brand, fuel_type: @vehicle.fuel_type, license_plate: @vehicle.license_plate, model: @vehicle.model, model_year: @vehicle.model_year, type: @vehicle.type } }
+      post vehicles_url, params: { vehicle: { car_brand: @vehicle.car_brand, fuel_type: @vehicle.fuel_type, license_plate: @vehicle.license_plate, model: @vehicle.model, model_year: @vehicle.model_year, vehicle_type: @vehicle.vehicle_type } }
     end
 
     assert_redirected_to vehicle_url(Vehicle.last)
@@ -34,7 +34,7 @@ class VehiclesControllerTest < ActionDispatch::IntegrationTest
   end
 
   test "should update vehicle" do
-    patch vehicle_url(@vehicle), params: { vehicle: { car_brand: @vehicle.car_brand, fuel_type: @vehicle.fuel_type, license_plate: @vehicle.license_plate, model: @vehicle.model, model_year: @vehicle.model_year, type: @vehicle.type } }
+    patch vehicle_url(@vehicle), params: { vehicle: { car_brand: @vehicle.car_brand, fuel_type: @vehicle.fuel_type, license_plate: @vehicle.license_plate, model: @vehicle.model, model_year: @vehicle.model_year, vehicle_type: @vehicle.vehicle_type } }
     assert_redirected_to vehicle_url(@vehicle)
   end
 

test/fixtures/vehicles.yml

@@ -2,7 +2,7 @@
 
 one:
   license_plate: MyString
-  type: 
+  vehicle_type: 
   model_year: 2024-08-20 18:58:36
   car_brand: MyString
   model: MyString
@@ -10,7 +10,7 @@ one:
 
 two:
   license_plate: MyString
-  type: 
+  vehicle_type: 
   model_year: 2024-08-20 18:58:36
   car_brand: MyString
   model: MyString