Solution

.gitignore

@@ -7,3 +7,4 @@ venv/
 .venv/
 .pytest_cache/
 **__pycache__/
+db.sqlite3

static/css/styles.css

@@ -1,3 +1,8 @@
 body {
     margin-top: 20px;
 }
+
+.sidebar-nav {
+    padding: 0;
+    list-style: none;
+}

taxi/views.py

@@ -1,17 +1,24 @@
+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)
+    request.session["num_visits"] = num_visits + 1
 
     context = {
+        "num_visits": num_visits + 1,
         "num_drivers": num_drivers,
         "num_cars": num_cars,
         "num_manufacturers": num_manufacturers,
@@ -20,28 +27,28 @@ def index(request):
     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 +133,5 @@
 # https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
+
+LOGIN_REDIRECT_URL = "/"

taxi_service/urls.py

@@ -22,4 +22,5 @@
 urlpatterns = [
     path("admin/", admin.site.urls),
     path("", include("taxi.urls", namespace="taxi")),
+    path("accounts/", include("django.contrib.auth.urls")),
 ] + static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)

templates/includes/sidebar.html

@@ -1,4 +1,18 @@
 <ul class="sidebar-nav">
+  {% if user.is_authenticated %}  
+		<li>
+      User: <a href="{% url "taxi:driver-detail" pk=user.id %}">{{ user.username }}</a>
+		</li>
+		<li>
+			<a href="{% url 'logout' %}">Logout</a>
+		</li>
+	{% else %}
+		<li>
+			<a href="{% url 'login' %}">Login</a>
+		</li>
+	{% endif %}
+  <hr>
+	<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>

templates/registration/logged_out.html

@@ -0,0 +1,6 @@
+{% extends "base.html" %}
+
+{% block content %}
+  <p>Logged out</p>
+  <a href="{% url 'login' %}">Click here to log in again</a>
+{% endblock content %}

templates/registration/login.html

@@ -0,0 +1,14 @@
+{% extends "base.html" %}
+
+{% block content %}
+	<h1>Login</h1>
+  {% if form.errors %}
+    <p style="color: red;">Invalid credentials</p>
+  {% endif %}
+  <form method="post" action="{% url 'login' %}">
+    {% csrf_token %}
+    {{ form.as_p }}
+    <input type="submit" value="Submit">
+    <input type="hidden" name="next" value="{{ next }}">
+  </form>
+{% endblock content %}

templates/taxi/driver_list.html

@@ -4,12 +4,13 @@
   <h1>Driver list</h1>
   {% if driver_list %}
     <ul>
-      {% for driver in driver_list%}
-        <li>
-          <a href="{% url "taxi:driver-detail" pk=driver.id %}">{{ driver.username }}</a>
-          ({{ driver.first_name }} {{ driver.last_name }})
-        </li>
-      {% endfor %}
+{% for driver in driver_list %}
+  <li>
+    <a href="{% url "taxi:driver-detail" pk=driver.id %}">{{ driver.username }}</a>
+    ({{ driver.first_name }} {{ driver.last_name }})
+    {% if driver == request.user %}(Me){% endif %}
+  </li>
+{% endfor %}
     </ul>
   {% else %}
     <p>There are no drivers in taxi</p>

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 %}