Solution

taxi/urls.py

@@ -6,7 +6,7 @@
     CarDetailView,
     DriverListView,
     DriverDetailView,
-    ManufacturerListView,
+    ManufacturerListView
 )
 
 urlpatterns = [

taxi/views.py

@@ -1,33 +1,42 @@
-from django.shortcuts import render
+from django.contrib.auth import authenticate, login, logout
+from django.contrib.auth.decorators import login_required
+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.http import HttpResponseRedirect
+from django.shortcuts import render, get_object_or_404
+from django.urls import reverse
 from django.views import generic
 
 from .models import Driver, Car, Manufacturer
 
 
+@login_required
 def index(request):
     """View function for the home page of the site."""
 
     num_drivers = Driver.objects.count()
     num_cars = Car.objects.count()
     num_manufacturers = Manufacturer.objects.count()
+    num_visits = request.session.get("num_visits", 1)
+    request.session["num_visits"] = num_visits + 1
 
     context = {
         "num_drivers": num_drivers,
         "num_cars": num_cars,
         "num_manufacturers": num_manufacturers,
+        "num_visits": num_visits
     }
 
     return render(request, "taxi/index.html", context=context)
 
 
-class ManufacturerListView(generic.ListView):
+class ManufacturerListView(LoginRequiredMixin, generic.ListView):
     model = Manufacturer
     context_object_name = "manufacturer_list"
     template_name = "taxi/manufacturer_list.html"
     paginate_by = 5
 
 
-class CarListView(generic.ListView):
+class CarListView(LoginRequiredMixin, generic.ListView):
     model = Car
     paginate_by = 5
     queryset = Car.objects.select_related("manufacturer")
@@ -37,11 +46,38 @@ class CarDetailView(generic.DetailView):
     model = Car
 
 
-class DriverListView(generic.ListView):
+class DriverListView(LoginRequiredMixin, generic.ListView):
     model = Driver
     paginate_by = 5
 
 
 class DriverDetailView(generic.DetailView):
     model = Driver
     queryset = Driver.objects.prefetch_related("cars__manufacturer")
+
+
+def login_view(request):
+    if request.method == "GET":
+        return render(request, "registration/login.html")
+    elif request.method == "POST":
+        username = request.POST["username"]
+        password = request.POST["password"]
+        user = authenticate(username=username, password=password)
+
+        if user:
+            login(request, user)
+            return HttpResponseRedirect(reverse("taxi:index"))
+        else:
+            error_context = {
+                "error_message": "Invalid values"
+            }
+            return render(
+                request,
+                "registration/login.html",
+                context=error_context
+            )
+
+
+def logout_view(request):
+    logout(request)
+    return render(request, "registration/login.html")

taxi_service/settings.py

@@ -33,17 +33,20 @@
 # Application definition
 
 INSTALLED_APPS = [
+    "debug_toolbar",
     "django.contrib.admin",
     "django.contrib.auth",
     "django.contrib.contenttypes",
     "django.contrib.sessions",
     "django.contrib.messages",
     "django.contrib.staticfiles",
+    "templates.registration",
     "taxi",
 ]
 
 MIDDLEWARE = [
     "django.middleware.security.SecurityMiddleware",
+    "debug_toolbar.middleware.DebugToolbarMiddleware",
     "django.contrib.sessions.middleware.SessionMiddleware",
     "django.middleware.common.CommonMiddleware",
     "django.middleware.csrf.CsrfViewMiddleware",
@@ -108,6 +111,8 @@
 
 AUTH_USER_MODEL = "taxi.Driver"
 
+LOGIN_REDIRECT_URL = "/"
+
 # Internationalization
 # https://docs.djangoproject.com/en/4.0/topics/i18n/
 
@@ -133,3 +138,7 @@
 # https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
+
+INTERNAL_IPS = [
+    "127.0.0.1",
+]

taxi_service/urls.py

@@ -22,4 +22,6 @@
 urlpatterns = [
     path("admin/", admin.site.urls),
     path("", include("taxi.urls", namespace="taxi")),
+    path("__debug__/", include("debug_toolbar.urls")),
+    path("accounts/", include("django.contrib.auth.urls")),
 ] + static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)

templates/includes/sidebar.html

@@ -1,4 +1,10 @@
 <ul class="sidebar-nav">
+  {% if user.is_authenticated %}
+    <p>User: <a href="{% url "taxi:driver-detail" pk=user.pk %}">{{ user.username }}</a></p>
+    <a href="{% url "logout" %}">Logout</a>
+    {% else %}
+        <a href="{% url "login" %}">Login</a>
+  {% endif %}
   <li><a href="{% url "taxi:index" %}">Home page</a></li>
   <li><a href="{% url "taxi:manufacturer-list" %}">Manufacturers</a></li>
   <li><a href="{% url "taxi:car-list" %}">Cars</a></li>

templates/registration/logged_out.html

@@ -0,0 +1,6 @@
+{% extends "base.html" %}
+
+{% block  content %}
+  <h1>Logged out!</h1>
+
+{% endblock %}

templates/registration/login.html

@@ -0,0 +1,17 @@
+{% extends "base.html" %}
+
+{% block  content %}
+  <h1>Logout</h1>
+
+  {% if form.errors %}
+    <p style="color: red">Invalid username or password!</p>
+  {% endif %}
+
+  <form method="post" action="{% url "login" %}">
+    {% csrf_token %}
+    {{ form.as_p }}
+    <input type="submit" value="login">
+    <input type="hidden" name="next" value="{{ next }}">
+  </form>
+
+{% endblock %}

templates/taxi/driver_list.html

@@ -8,6 +8,9 @@ <h1>Driver list</h1>
         <li>
           <a href="{% url "taxi:driver-detail" pk=driver.id %}">{{ driver.username }}</a>
           ({{ driver.first_name }} {{ driver.last_name }})
+          {% if driver.user == user %}
+            (Me)
+          {% endif %}
         </li>
       {% endfor %}
     </ul>

templates/taxi/index.html

@@ -10,4 +10,5 @@ <h2>Dynamic content</h2>
     <li><strong>Drivers:</strong> {{ num_drivers }}</li>
     <li><strong>Manufacturers:</strong> {{ num_manufacturers }}</li>
   </ul>
+  <p>You have visited this page {{ num_visits }} time{{ num_visits|pluralize }}</p>
 {% endblock %}