Solution

4.2

@@ -0,0 +1,4 @@
+Requirement already satisfied: django in c:\users\asus\py-taxi-service-forms\venv\lib\site-packages (4.1)
+Requirement already satisfied: asgiref<4,>=3.5.2 in c:\users\asus\py-taxi-service-forms\venv\lib\site-packages (from django) (3.8.1)
+Requirement already satisfied: sqlparse>=0.2.2 in c:\users\asus\py-taxi-service-forms\venv\lib\site-packages (from django) (0.5.2)
+Requirement already satisfied: tzdata in c:\users\asus\py-taxi-service-forms\venv\lib\site-packages (from django) (2024.2)

requirements.txt

@@ -5,3 +5,4 @@ flake8-variables-names==0.0.5
 pep8-naming==0.13.2
 django-debug-toolbar==3.2.4
 django-crispy-forms==1.14.0
+crispy-bootstrap4==2022.1

taxi/forms.py

@@ -0,0 +1,30 @@
+from django import forms
+from .models import Car, Manufacturer
+from crispy_forms.helper import FormHelper
+from crispy_forms.layout import Submit
+
+
+class CarForm(forms.ModelForm):
+    class Meta:
+        model = Car
+        fields = ["model", "manufacturer", "drivers"]
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.helper = FormHelper()
+        self.helper.add_input(Submit("submit", "Save"))
+
+
+class ManufacturerForm(forms.ModelForm):
+    class Meta:
+        model = Manufacturer
+        fields = ["name", "country"]
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.helper = FormHelper()
+        self.helper.add_input(Submit("submit", "Save"))
+
+
+class DriverForm:
+    pass

taxi/models.py

@@ -11,7 +11,10 @@ class Meta:
         ordering = ["name"]
 
     def __str__(self):
-        return f"{self.name} {self.country}"
+        return f"{self.name} ({self.country})"
+
+    def get_absolute_url(self):
+        return reverse("taxi:manufacturer-detail", kwargs={"pk": self.pk})
 
 
 class Driver(AbstractUser):
@@ -34,4 +37,7 @@ class Car(models.Model):
     drivers = models.ManyToManyField(Driver, related_name="cars")
 
     def __str__(self):
-        return self.model
+        return f"{self.model} - {self.manufacturer.name}"
+
+    def get_absolute_url(self):
+        return reverse("taxi:car-detail", kwargs={"pk": self.pk})

taxi/urls.py

@@ -1,27 +1,104 @@
 from django.urls import path
-
 from .views import (
     index,
     CarListView,
     CarDetailView,
+    CarCreateView,
+    CarUpdateView,
+    CarDeleteView,
+    ManufacturerListView,
+    ManufacturerCreateView,
+    ManufacturerUpdateView,
+    ManufacturerDeleteView,
     DriverListView,
+    DriverCreateView,
+    DriverUpdateView,
+    DriverDeleteView,
+    ManufacturerDetailView,
     DriverDetailView,
-    ManufacturerListView,
 )
 
+app_name = "taxi"
+
 urlpatterns = [
-    path("", index, name="index"),
+    path(
+        "",
+        index,
+        name="index"
+    ),
+    path(
+        "cars/",
+        CarListView.as_view(),
+        name="car-list"
+    ),
+    path(
+        "cars/create/",
+        CarCreateView.as_view(),
+        name="car-create"
+    ),
+    path(
+        "cars/<int:pk>/",
+        CarDetailView.as_view(),
+        name="car-detail"
+    ),
+    path(
+        "cars/<int:pk>/update/",
+        CarUpdateView.as_view(),
+        name="car-update"
+    ),
+    path(
+        "cars/<int:pk>/delete/",
+        CarDeleteView.as_view(),
+        name="car-delete"
+    ),
     path(
         "manufacturers/",
         ManufacturerListView.as_view(),
-        name="manufacturer-list",
+        name="manufacturer-list"
     ),
-    path("cars/", CarListView.as_view(), name="car-list"),
-    path("cars/<int:pk>/", CarDetailView.as_view(), name="car-detail"),
-    path("drivers/", DriverListView.as_view(), name="driver-list"),
     path(
-        "drivers/<int:pk>/", DriverDetailView.as_view(), name="driver-detail"
+        "manufacturers/create/",
+        ManufacturerCreateView.as_view(),
+        name="manufacturer-create"
+    ),
+    path(
+        "manufacturers/<int:pk>/",
+        ManufacturerDetailView.as_view(),
+        name="manufacturer-detail"
+    ),
+    path(
+        "manufacturers/<int:pk>/update/",
+        ManufacturerUpdateView.as_view(),
+        name="manufacturer-update"
+    ),
+    path(
+        "manufacturers/<int:pk>/delete/",
+        ManufacturerDeleteView.as_view(),
+        name="manufacturer-delete"
+    ),
+    path(
+        "drivers/",
+        DriverListView.as_view(),
+        name="driver-list"
+    ),
+    path(
+        "drivers/<int:pk>/",
+        DriverDetailView.as_view(),
+        name="driver-detail"
+    ),
+    path(
+        "drivers/create/",
+        DriverCreateView.as_view(),
+        name="driver-create"
+    ),
+    path(
+        "drivers/<int:pk>/update/",
+        DriverUpdateView.as_view(),
+        name="driver-update"
+    ),
+    path(
+        "drivers/<int:pk>/delete/",
+        DriverDeleteView.as_view(),
+        name="driver-delete"
     ),
 ]
-
-app_name = "taxi"

taxi/views.py

@@ -1,54 +1,125 @@
+from django.shortcuts import render, get_object_or_404
 from django.contrib.auth.decorators import login_required
-from django.shortcuts import render
-from django.views import generic
+from django.views.generic import (ListView,
+                                  DetailView,
+                                  CreateView,
+                                  UpdateView,
+                                  DeleteView)
+from django.urls import reverse_lazy
+from .models import Car, Manufacturer, Driver
+from .forms import CarForm, ManufacturerForm, DriverForm
 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_drivers = Driver.objects.count()
     num_manufacturers = Manufacturer.objects.count()
-
-    num_visits = request.session.get("num_visits", 0)
-    request.session["num_visits"] = num_visits + 1
-
+    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_drivers": num_drivers,
         "num_manufacturers": num_manufacturers,
-        "num_visits": num_visits + 1,
+        "num_visits": num_visits,
     }
+    return render(request, "taxi/index.html", context)
+
+
+class CarListView(LoginRequiredMixin, ListView):
+    model = Car
+    context_object_name = "car_list"
+    template_name = "taxi/car_list.html"
+
+
+class CarDetailView(LoginRequiredMixin, DetailView):
+    model = Car
+    template_name = "taxi/car_detail.html"
+
+
+class CarCreateView(LoginRequiredMixin, CreateView):
+    model = Car
+    form_class = CarForm
+    template_name = "taxi/car_form.html"
+    success_url = reverse_lazy("taxi:car-list")
+
+
+class CarUpdateView(LoginRequiredMixin, UpdateView):
+    model = Car
+    form_class = CarForm
+    template_name = "taxi/car_form.html"
+    success_url = reverse_lazy("taxi:car-list")
+
 
-    return render(request, "taxi/index.html", context=context)
+class CarDeleteView(LoginRequiredMixin, DeleteView):
+    model = Car
+    template_name = "taxi/car_confirm_delete.html"
+    success_url = reverse_lazy("taxi:car-list")
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context["previous_page"] = self.request.META.get("HTTP_REFERER", "/")
+        return context
 
 
-class ManufacturerListView(LoginRequiredMixin, generic.ListView):
+class ManufacturerListView(LoginRequiredMixin, ListView):
     model = Manufacturer
     context_object_name = "manufacturer_list"
     template_name = "taxi/manufacturer_list.html"
-    paginate_by = 5
 
 
-class CarListView(LoginRequiredMixin, generic.ListView):
-    model = Car
-    paginate_by = 5
-    queryset = Car.objects.all().select_related("manufacturer")
+class ManufacturerDetailView(LoginRequiredMixin, DetailView):
+    model = Manufacturer
+    template_name = "taxi/manufacturer_detail.html"
 
 
-class CarDetailView(LoginRequiredMixin, generic.DetailView):
-    model = Car
+class ManufacturerCreateView(LoginRequiredMixin, CreateView):
+    model = Manufacturer
+    form_class = ManufacturerForm
+    template_name = "taxi/manufacturer_form.html"
+    success_url = reverse_lazy("taxi:manufacturer-list")
+
+
+class ManufacturerUpdateView(LoginRequiredMixin, UpdateView):
+    model = Manufacturer
+    form_class = ManufacturerForm
+    template_name = "taxi/manufacturer_form.html"
+    success_url = reverse_lazy("taxi:manufacturer-list")
+
+
+class ManufacturerDeleteView(LoginRequiredMixin, DeleteView):
+    model = Manufacturer
+    template_name = "taxi/manufacturer_confirm_delete.html"
+    success_url = reverse_lazy("taxi:manufacturer-list")
+
+
+class DriverListView(LoginRequiredMixin, ListView):
+    model = Driver
+    context_object_name = "driver_list"
+    template_name = "taxi/driver_list.html"
+
+
+class DriverDetailView(LoginRequiredMixin, DetailView):
+    model = Driver
+    template_name = "taxi/driver_detail.html"
+
+
+class DriverCreateView(LoginRequiredMixin, CreateView):
+    model = Driver
+    form_class = DriverForm
+    template_name = "taxi/driver_form.html"
+    success_url = reverse_lazy("taxi:driver-list")
 
 
-class DriverListView(LoginRequiredMixin, generic.ListView):
+class DriverUpdateView(LoginRequiredMixin, UpdateView):
     model = Driver
-    paginate_by = 5
+    form_class = DriverForm
+    template_name = "taxi/driver_form.html"
+    success_url = reverse_lazy("taxi:driver-list")
 
 
-class DriverDetailView(LoginRequiredMixin, generic.DetailView):
+class DriverDeleteView(LoginRequiredMixin, DeleteView):
     model = Driver
-    queryset = Driver.objects.all().prefetch_related("cars__manufacturer")
+    template_name = "taxi/driver_confirm_delete.html"
+    success_url = reverse_lazy("taxi:driver-list")

taxi_service/settings.py

@@ -44,6 +44,8 @@
     "django.contrib.staticfiles",
     "debug_toolbar",
     "taxi",
+    "crispy_bootstrap4",
+    "crispy_forms",
 ]
 
 MIDDLEWARE = [
@@ -140,3 +142,5 @@
 # https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
+
+CRISPY_TEMPLATE_PACK = "bootstrap4"

templates/base.html

@@ -15,26 +15,22 @@
 </head>
 
 <body>
-<div class="container-fluid">
-  <div class="row">
-    <div class="col-sm-2">
-
-      {% block sidebar %}
-        {% include "includes/sidebar.html" %}
-      {% endblock %}
-
-    </div>
-    <div class="col-sm-10 ">
-
-      {% block content %}{% endblock %}
-
-      {% block pagination %}
-        {% include "includes/pagination.html" %}
-      {% endblock %}
-
+  <div class="container-fluid">
+    <div class="row">
+      <div class="col-sm-2">
+        {% block sidebar %}
+          {% include "includes/sidebar.html" %}
+        {% endblock %}
+      </div>
+
+      <div class="col-sm-10">
+        {% block content %}{% endblock %}
+        {% block pagination %}
+          {% include "includes/pagination.html" %}
+        {% endblock %}
+      </div>
     </div>
   </div>
-</div>
 </body>
 
 </html>

templates/taxi/car_confirm_delete.html

@@ -0,0 +1,10 @@
+{% extends "base.html" %}
+
+{% block content %}
+  <h1>Are you sure you want to delete this car?</h1>
+  <form method="post">
+    {% csrf_token %}
+    <button type="submit" class="btn btn-danger">Delete</button>
+    <a href="{{ previous_page }}" class="btn btn-secondary">Cancel</a>
+  </form>
+{% endblock %}