'Solution'

requirements.txt

@@ -3,3 +3,6 @@ flake8==5.0.4
 flake8-quotes==3.3.1
 flake8-variables-names==0.0.5
 pep8-naming==0.13.2
+django-debug-toolbar==3.8.1
+
+

taxi/views.py

@@ -1,47 +1,54 @@
+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
 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 + 1,
     }
 
     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")
+    queryset = Car.objects.all().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")
+    queryset = Driver.objects.all().prefetch_related("cars__manufacturer")

taxi_service/settings.py

@@ -40,10 +40,12 @@
     "django.contrib.messages",
     "django.contrib.staticfiles",
     "taxi",
+    "debug_toolbar",
 ]
 
 MIDDLEWARE = [
     "django.middleware.security.SecurityMiddleware",
+    "debug_toolbar.middleware.DebugToolbarMiddleware",
     "django.contrib.sessions.middleware.SessionMiddleware",
     "django.middleware.common.CommonMiddleware",
     "django.middleware.csrf.CsrfViewMiddleware",
@@ -133,3 +135,9 @@
 # https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
+
+LOGIN_REDIRECT_URL = "/"
+
+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("accounts/", include("django.contrib.auth.urls")),
+    path("__debug__/", include("debug_toolbar.urls")),
 ] + static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)

templates/includes/sidebar.html

@@ -1,6 +1,15 @@
-<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>
+<ul class="sidebar-nav list-group">
+  {% if user.is_authenticated %}
+    <li class="list-group-item">User: <a href="{{ user.get_absolute_url }}">{{ user.get_username }}</a></li>
+    <li class="list-group-item"><a href="{% url 'logout'%}?next={{request.path}}">Logout</a></li>
+  {% else %}
+    <li class="list-group-item"><a href="{% url 'login'%}?next={{request.path}}">Login</a></li>
+  {% endif %}
+
+  <br>
+
+  <li class="list-group-item"><a href="{% url 'taxi:index' %}">Home</a></li>
+  <li class="list-group-item"><a href="{% url 'taxi:driver-list' %}">All drivers</a></li>
+  <li class="list-group-item"><a href="{% url 'taxi:car-list' %}">All cars</a></li>
+  <li class="list-group-item"><a href="{% url 'taxi:manufacturer-list' %}">All manufacturers</a></li>
 </ul>

templates/registration/logged_out.html

@@ -0,0 +1,7 @@
+{% extends "base.html" %}
+
+{% block content %}
+<p>Logged out!</p>
+
+<a href="{% url 'login'%}">Click here to login again.</a>
+{% endblock %}

templates/registration/login.html

@@ -0,0 +1,23 @@
+{% extends "base.html" %}
+
+{% block content %}
+
+{% if form.errors %}
+  <p>Your username and password didn't match. Please try again.</p>
+{% endif %}
+
+<h1>Login</h1>
+
+{% if next %}
+  <p>Please login to see this page.</p>
+{% endif %}
+
+<form method="post" action="{% url 'login' %}">
+{% csrf_token %}
+{{ form.as_p }}
+
+<input type="submit" value="Login" class="btn btn-primary" />
+<input type="hidden" name="next" value="{{ next }}" />
+</form>
+
+{% endblock %}

templates/taxi/driver_detail.html

@@ -1,18 +1,26 @@
 {% extends "base.html" %}
 
 {% block content %}
- <p><strong>
-    {{ driver.first_name }} {{ driver.last_name }}.</strong>
-    License number: {{ driver.license_number }}
-  </p>
-  {% for car in driver.cars.all %}
-    <hr>
-    <p><strong>Id:</strong>{{ car.id }}
-      <strong>Car model:</strong> {{ car.model }}
-    </p>
+  <h1>
+    Username: {{ driver.username }}
+  </h1>
 
-  {% empty %}
-    <p>No cars!</p>
-  {% endfor %}
+  <p><strong>First name:</strong> {{ driver.first_name }}</p>
+  <p><strong>Last name:</strong> {{ driver.last_name }}</p>
+  <p><strong>License number:</strong> {{ driver.license_number }}</p>
+  <p><strong>Is staff:</strong> {{ driver.is_staff }}</p>
 
+  <div class="ml-3">
+    <h4>Cars</h4>
+
+    {% for car in driver.cars.all %}
+        <hr>
+        <p><strong>Model:</strong> {{ car.model }}</p>
+        <p><strong>Manufacturer:</strong> {{ car.manufacturer.name }}</p>
+        <p class="text-muted"><strong>Id:</strong> {{car.id}}</p>
+
+    {% empty %}
+      <p>No cars!</p>
+    {% endfor %}
+  </div>
 {% endblock %}

templates/taxi/driver_list.html

@@ -1,17 +1,29 @@
 {% extends "base.html" %}
 
 {% block content %}
-  <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 %}
-    </ul>
-  {% else %}
-    <p>There are no drivers in taxi</p>
-  {% endif %}
+    <h1>Driver List</h1>
+
+    {% if driver_list %}
+    <table class="table">
+      <tr>
+        <th>ID</th>
+        <th>Username</th>
+        <th>First name</th>
+        <th>Last name</th>
+        <th>License number</th>
+      </tr>
+    {% for driver in driver_list %}
+      <tr>
+        <td>{{ driver.id }}</td>
+        <td><a href="{{ driver.get_absolute_url }}">{{ driver.username }} {% if user == driver %} (Me){% endif %}</a></td>
+        <td>{{ driver.first_name }}</td>
+        <td>{{ driver.last_name }}</td>
+        <td>{{ driver.license_number }}</td>
+      </tr>
+    {% endfor %}
+
+    </table>
+    {% else %}
+      <p>There are no drivers in the service.</p>
+    {% endif %}
 {% endblock %}

templates/taxi/index.html

@@ -10,4 +10,9 @@ <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 %}

templates/taxi/manufacturer_list.html

@@ -1,13 +1,32 @@
 {% extends "base.html" %}
 
 {% block content %}
-  <h1>Manufacturer list</h1>
-
-  {% if manufacturer_list %}
-    <ul>
-      {% for manufacturer in manufacturer_list %}
-        <li>{{ manufacturer.name }} {{ manufacturer.country }}</li>
-      {% endfor %}
-    </ul>
-  {% endif %}
+    <h1>Manufacturer List</h1>
+
+    {% if manufacturer_list %}
+      <table class="table">
+        <tr>
+          <th>ID</th>
+          <th>Name</th>
+          <th>Country</th>
+        </tr>
+
+        {% for manufacturer in manufacturer_list %}
+            <tr>
+              <td>
+                  {{ manufacturer.id }}
+              </td>
+              <td>
+                  {{ manufacturer.name }}
+              </td>
+              <td>
+                  {{ manufacturer.country }}
+              </td>
+          </tr>
+        {% endfor %}
+      </table>
+
+    {% else %}
+        <p>There are no manufacturers in the service.</p>
+    {% endif %}
 {% endblock %}