Solution

.gitignore

@@ -6,3 +6,4 @@
 venv/
 .pytest_cache/
 **__pycache__/
+/db.sqlite3

taxi/urls.py

@@ -21,7 +21,7 @@
     path("drivers/", DriverListView.as_view(), name="driver-list"),
     path(
         "drivers/<int:pk>/", DriverDetailView.as_view(), name="driver-detail"
-    ),
+    )
 ]
 
 app_name = "taxi"

taxi/views.py

@@ -1,47 +1,54 @@
+from django.contrib.auth.decorators import login_required
+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.http import HttpRequest, HttpResponse
 from django.shortcuts import render
 from django.views import generic
 
 from .models import Driver, Car, Manufacturer
 
 
-def index(request):
+@login_required
+def index(request: HttpRequest) -> HttpResponse:
     """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", 0) + 1
+    request.session["num_visits"] = num_visits
 
     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")
 
 
-class CarDetailView(generic.DetailView):
+class CarDetailView(LoginRequiredMixin, generic.DetailView):
     model = Car
 
 
-class DriverListView(generic.ListView):
+class DriverListView(LoginRequiredMixin, generic.ListView):
     model = Driver
     paginate_by = 5
 
 
-class DriverDetailView(generic.DetailView):
+class DriverDetailView(LoginRequiredMixin, generic.DetailView):
     model = Driver
     queryset = Driver.objects.prefetch_related("cars__manufacturer")

taxi_service/settings.py

@@ -133,3 +133,7 @@
 # https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
+
+LOGIN_URL = "/login/"
+LOGIN_REDIRECT_URL = "/"
+LOGOUT_REDIRECT_URL = "/"

taxi_service/urls.py

@@ -17,9 +17,22 @@
 from django.urls import path, include
 from django.conf import settings
 from django.conf.urls.static import static
-
+from django.contrib.auth import views as auth_views
 
 urlpatterns = [
     path("admin/", admin.site.urls),
     path("", include("taxi.urls", namespace="taxi")),
-] + static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)
+    path(
+        "login/",
+        auth_views.LoginView.as_view(),
+        name="login"
+    ),
+    path(
+        "logout/",
+        auth_views.LogoutView.as_view(),
+        name="logout"
+    )
+] + static(
+    settings.STATIC_URL,
+    document_root=settings.STATIC_ROOT
+)

templates/includes/sidebar.html

@@ -1,6 +1,16 @@
 <ul class="sidebar-nav">
-  <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>
-  <li><a href="{% url "taxi:driver-list" %}">Drivers</a></li>
+  {% if user.is_authenticated %}
+     <li><a href="{% url 'taxi:driver-detail' user.id %}">User: {{ user.username }}</a></li>
+  {% else %}
+    <li><a href="{% url 'login' %}">Login</a></li>
+  {% endif %}
+  <br>
+  <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>
+  <li><a href="{% url 'taxi:driver-list' %}">Drivers</a></li>
+  <br>
+  {% if user.is_authenticated %}
+     <li><a href="{% url 'logout' %}">Logout</a></li>
+  {% endif %}
 </ul>

templates/registration/login.html

@@ -0,0 +1,35 @@
+{% extends "base.html" %}
+
+{% block content %}
+
+  {% if form.errors %}
+    <p>Your username and password didn't match. Please try again.</p>
+  {% endif %}
+
+  {% if next %}
+      {% if user.is_authenticated %}
+        <p>Your account doesn't have access to this page. To proceed,
+        please login with an account that has access.</p>
+      {% else %}
+        <p>Please login to see this page.</p>
+      {% endif %}
+  {% endif %}
+
+  <form method="post" action="{% url 'login' %}">
+  {% csrf_token %}
+  <table>
+  <tr>
+      <td>{{ form.username.label_tag }}</td>
+      <td>{{ form.username }}</td>
+  </tr>
+  <tr>
+      <td>{{ form.password.label_tag }}</td>
+      <td>{{ form.password }}</td>
+  </tr>
+  </table>
+
+  <input type="submit" value="login">
+  <input type="hidden" name="next" value="{{ next }}">
+  </form>
+
+{% endblock %}

templates/taxi/driver_list.html

@@ -5,10 +5,17 @@ <h1>Driver list</h1>
   {% if driver_list %}
     <ul>
       {% for driver in driver_list%}
+        {% if driver.id == user.id %}
         <li>
-          <a href="{% url "taxi:driver-detail" pk=driver.id %}">{{ driver.username }}</a>
+          <a href="{% url 'taxi:driver-detail' pk=driver.id %}">Me</a>
           ({{ driver.first_name }} {{ driver.last_name }})
         </li>
+        {% else %}
+        <li>
+          <a href="{% url 'taxi:driver-detail' pk=driver.id %}">{{ driver.username }}</a>
+          ({{ driver.first_name }} {{ driver.last_name }})
+        </li>
+        {% endif %}
       {% endfor %}
     </ul>
   {% else %}

templates/taxi/index.html

@@ -4,6 +4,7 @@
   <h1>Taxi Service Home</h1>
   <p>Welcome to Best Taxi Ever!</p>
   <h2>Dynamic content</h2>
+  <p>Number of visits: {{ num_visits }}</p>
   <p>The Taxi service has the following record counts:</p>
   <ul>
     <li><strong>Cars:</strong> {{ num_cars }}</li>