Solution

static/css/styles.css

@@ -1,3 +1,15 @@
 body {
     margin-top: 20px;
 }
+
+.login {
+    margin-left: 5px;
+}
+
+.sidebar-nav {
+    list-style: none;
+}
+
+.current-user {
+    background-color: #c5c7c9;
+}

taxi/views.py

@@ -1,47 +1,52 @@
+from django.contrib.auth.decorators import login_required
 from django.shortcuts import render
 from django.views import generic
+from django.contrib.auth.mixins import LoginRequiredMixin
 
 from .models import Driver, Car, Manufacturer
 
 
+@login_required(login_url="login")
 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", 0)
+    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")
 
 
-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

@@ -1,3 +1,11 @@
+<ul class="sidebar-nav">
+{% if user.is_authenticated %}
+  <li>Hello {{ user.username}}</li>
+  <li><a href="{% url "logout" %}">Logout</a></li>
+{% else %}
+  <li><a href="{% url "login" %}">Login</a></li>
+{% endif %}
+</ul>
 <ul class="sidebar-nav">
   <li><a href="{% url "taxi:index" %}">Home page</a></li>
   <li><a href="{% url "taxi:manufacturer-list" %}">Manufacturers</a></li>

templates/registration/logged_out.html

@@ -0,0 +1,4 @@
+{% extends 'base.html' %}
+{% block content %}
+  <p>You have logged out!</p>
+{% endblock %}

templates/registration/login.html

@@ -0,0 +1,21 @@
+{% extends 'base.html' %}
+{% block content %}
+  <form action="{% url 'login' %}" method="post">
+  {% csrf_token %}
+    <div>
+      <label> Username:
+        <input type="text" name="username">
+      </label>
+    </div>
+    <div>
+      <label> Password:
+        <input type="password" name="password" class="login">
+      </label>
+    </div>
+    <br>
+    <label>
+      <input type="submit" value="Submit" class="login">
+    </label>
+    <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.username == user.username %}
+          (Me)
+        {% endif %}
         </li>
       {% endfor %}
     </ul>

templates/taxi/index.html

@@ -10,4 +10,6 @@ <h2>Dynamic content</h2>
     <li><strong>Drivers:</strong> {{ num_drivers }}</li>
     <li><strong>Manufacturers:</strong> {{ num_manufacturers }}</li>
   </ul>
+  <br>
+  <p>You have visited this page {{ num_visits }} time{{ num_visits|pluralize }}</p>
 {% endblock %}