Add login and log-out functionallity.

Adding a landing page that is a login page to the Hotails website.
In order for a user to be able to access the site,
he must be a user and enter his details on this page.
After sucsessful log-in the application recognize the user with all of his details.

Hotails/settings.py

@@ -41,6 +41,7 @@
     'review.apps.ReviewConfig',
     'orders.apps.OrdersConfig',
     'message.apps.MessageConfig',
+    'crispy_forms',
 ]
 
 MIDDLEWARE = [
@@ -121,7 +122,10 @@
     BASE_DIR / "static",
 ]
 
+
 # Default primary key field type
 # https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+LOGIN_REDIRECT_URL = 'index'
+LOGIN_URL = 'login'

Hotails/urls.py

@@ -14,11 +14,16 @@
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
 from django.contrib import admin
-from django.urls import path, include
-
+from django.urls import path
+from main import views
+from django.contrib.auth import views as auth_views
 
 urlpatterns = [
     path('admin/', admin.site.urls),
-    path('', include('main.urls')),
-
+    path('', views.index, name='index'),
+    path('login/', auth_views.LoginView.as_view(template_name='main/login.html',
+                                                redirect_authenticated_user=True), name='login'),
+    path('homepage/', views.homepage, name='homepage'),
+    path('logout/', views.logout_view, name='logout'),
+    path('about/', views.about, name='about'),
 ]

main/templates/main/base_template.html

@@ -23,15 +23,19 @@
             aria-controls="navbarText" aria-expanded="false" aria-label="Toggle navigation">
         </button>
             <ul class="navbar-nav mr-auto">
-                <li class="nav-item"><a class="nav-link text-white" href="">Profile</a></li>
-                <li class="nav-item"><a class="nav-link text-white" href="">Orders</a></li>
-                <li class="nav-item"><a class="nav-link text-white" href="">Search</a></li>
-                <li class="nav-item"><a class="nav-link text-white" href="">Chats</a></li>
+                {% if request.user.is_authenticated %}
+                    <li class="nav-item"><a class="nav-link text-white" href="">Profile</a></li>
+                    <li class="nav-item"><a class="nav-link text-white" href="">Orders</a></li>
+                    <li class="nav-item"><a class="nav-link text-white" href="">Search</a></li>
+                    <li class="nav-item"><a class="nav-link text-white" href="">Chats</a></li>
+                {% endif %}
                 <li class="nav-item"><a class="nav-link text-white" href="/about">About</a></li>
             </ul>
+        {% if request.user.is_authenticated %}
         <ul class="nav navbar-nav navbar-right">
-            <li class="nav-item"><a class="nav-link text-white" style="font-size:1.3rem" href="#">Logout</a></li>
+            <li class="nav-item"><a class="nav-link text-white" style="font-size:1.3rem" href="/logout">Logout</a></li>
         </ul>
+        {% endif %}
     </nav>
 </header>
 

main/templates/main/login.html

@@ -0,0 +1,38 @@
+{% extends "main/base_template.html" %}
+{% load crispy_forms_tags %}
+{%  load static %}
+
+{% block stylesheets %}
+    <!-- Bootstrap core CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet"
+        integrity="sha384-BmbxuPwQa2lc/FVzBcNJ7UAyJxM6wuqIj61tLrc4wSX0szH/Ev+nYRRuWlolflfl" crossorigin="anonymous">
+    <link rel="stylesheet" type="text/css" href="{% static 'css/login.css' %}">
+    <title>Hotails.com - Login!</title>
+{% endblock %}
+
+{% block content %}
+
+    <section>
+        <div class="text-box">
+            <h1>Login now!</h1>
+            <div class="card" style="color: rgb(0, 0, 0); background: rgba(252, 252, 252, 0.3); width: 500px;">
+                <div class="card-body">
+                    <form method="POST">
+                        {% csrf_token %}
+                        <fieldset class="form-group">
+                            {{form|crispy}}
+                        </fieldset>
+                        <div class="form-group">
+                            <button class="btn btn-primary mt-3" type="submit">Lets Go!</button>
+                        </div>
+                    </form>
+                </div>
+            </div>
+        </div>
+    </section>
+
+    <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js"
+    integrity="sha384-p34f1UUtsS3wqzfto5wAAmdvj+osOnFyQFpp4Ua3gs/ZVWx6oOypYoCJhGGScy+8"
+    crossorigin="anonymous"></script>
+
+{% endblock %}

main/tests.py

@@ -1,14 +1,89 @@
 import pytest
+from dogowner.models import DogOwner
+
+
+@pytest.fixture
+def create_dog_owner_user():
+    return DogOwner.create(email='[email protected]',
+                           username='dogOwnerUser01',
+                           password='password123',
+                           dog_name='dog name',
+                           first_name='test',
+                           last_name='user',
+                           phone_number=1234567890,
+                           dog_race='dog race',
+                           dog_picture_url='https://www.google.com/user1.jpg',
+                           dog_age=4,
+                           dog_weight=2,
+                           dog_gender='M'
+                           )
 
 
 @pytest.mark.django_db
-class TestViews:
+class TestAboutView:
     def test_redirected_to_about_section(self, client):
         response = client.get('/about')
         assert response.status_code == 301
         response = client.get(response.url)
         assert response.status_code == 200
 
-    def test_redirected_to_homepage(self, client):
-        response = client.get('')
+
+@pytest.mark.django_db
+class TestLoginView:
+    def test_enter_login_page(self, client):
+        response = client.get('/login/')
         assert response.status_code == 200
+
+    def test_valid_login_dog_owner_user_info(self, client, create_dog_owner_user):
+        previous_logged_user = client.get('/').wsgi_request.user
+        form = {'username': 'dogOwnerUser01',
+                'password': 'password123',
+                }
+
+        response = client.post('/login/', form, follow=True)
+        current_log_user = response.wsgi_request.user
+        assert current_log_user == create_dog_owner_user.user
+        assert previous_logged_user != current_log_user
+
+    def test_invalid_login_dog_owner_user_info(self, client):
+        form = {'username': "[email protected]",
+                'password': "incorrect",
+                }
+        response = client.post('/login/', form, follow=True)
+        assert response.wsgi_request.user.is_anonymous
+
+    def test_block_logged_user_from_login_page(self, client, create_dog_owner_user):
+        client.force_login(user=create_dog_owner_user.user)
+        response = client.get("/login/")
+        assert response['Location'] == '/'
+
+
+@pytest.mark.django_db
+class TestLogoutView:
+    def test_successful_logout(self, client, create_dog_owner_user):
+        client.force_login(user=create_dog_owner_user.user)
+        logged_user = client.get('/').wsgi_request.user
+        response = client.get('/logout/')
+        assert response['Location'] == '/login/'
+        assert response.wsgi_request.user != logged_user
+
+
+@pytest.mark.django_db
+class TestIndexView:
+    def test_root_entrypoint_redirection_unlogged_user(self, client):
+        response = client.get("/")
+        assert response.status_code == 302
+        assert response['Location'] == '/login/'
+
+    def test_root_entrypoint_redirection_logged_user(self, client, create_dog_owner_user):
+        client.force_login(user=create_dog_owner_user.user)
+        response = client.get("/")
+        assert response.status_code == 302
+        assert response['Location'] == '/homepage/'
+
+
+class TestHomepageView:
+    def test_unlogged_user_access_to_homepage(self, client):
+        response = client.get("/homepage/")
+        assert response.status_code == 302
+        assert response['Location'] == '/login/?next=/homepage/'

main/views.py

@@ -1,9 +1,25 @@
 from django.shortcuts import render
+from django.contrib.auth.decorators import login_required
+from django.shortcuts import redirect
+from django.contrib.auth import logout
 
 
+def index(request):
+    if request.user.is_authenticated:
+        return redirect(to='homepage')
+
+    return redirect(to='login')
+
+
+@login_required()
 def homepage(request):
     return render(request, 'main/homepage.html')
 
 
 def about(request):
     return render(request, 'main/about.html')
+
+
+def logout_view(request):
+    logout(request)
+    return index(request)