Solution

taxi/forms.py

@@ -0,0 +1,52 @@
+from django import forms
+from django.contrib.auth import get_user_model
+from django.contrib.auth.forms import UserCreationForm
+from django.forms import ValidationError
+from taxi.models import Driver, Car
+
+
+class CarForm(forms.ModelForm):
+    drivers = forms.ModelMultipleChoiceField(
+        queryset=get_user_model().objects.all(),
+        widget=forms.CheckboxSelectMultiple,
+        required=False,
+    )
+
+    class Meta:
+        model = Car
+        fields = "__all__"
+
+
+class DriverCreationForm(UserCreationForm):
+    class Meta(UserCreationForm.Meta):
+        model = Driver
+        fields = UserCreationForm.Meta.fields + (
+            "first_name",
+            "last_name",
+            "license_number",
+        )
+
+    def clean_license_number(self):
+        return validate_license_number(self.cleaned_data["license_number"])
+
+
+class DriverLicenseUpdateForm(forms.ModelForm):
+    class Meta:
+        model = Driver
+        fields = ("license_number",)
+
+    def clean_license_number(self):
+        return validate_license_number(self.cleaned_data["license_number"])
+
+
+def validate_license_number(license_number: str) -> str:
+
+    if len(license_number) != 8:
+        raise ValidationError("License must consist only of 8 characters")
+    elif not license_number[:3].isalpha() or not license_number[:3].isupper():
+        raise ValidationError(
+            "First 3 characters of license are not uppercase or letters"
+        )
+    elif not license_number[3:].isdigit():
+        raise ValidationError("Last 5 characters are not digits")
+    return license_number

taxi/urls.py

@@ -13,6 +13,9 @@
     ManufacturerCreateView,
     ManufacturerUpdateView,
     ManufacturerDeleteView,
+    DriverCreateView,
+    DriverDeleteView,
+    DriverLicenseUpdateView, toggle_car
 )
 
 urlpatterns = [
@@ -43,9 +46,21 @@
     path("cars/<int:pk>/update/", CarUpdateView.as_view(), name="car-update"),
     path("cars/<int:pk>/delete/", CarDeleteView.as_view(), name="car-delete"),
     path("drivers/", DriverListView.as_view(), name="driver-list"),
+    path("drivers/create/", DriverCreateView.as_view(), name="driver-create"),
     path(
         "drivers/<int:pk>/", DriverDetailView.as_view(), name="driver-detail"
     ),
+    path(
+        "drivers/<int:pk>/delete/",
+        DriverDeleteView.as_view(),
+        name="driver-delete",
+    ),
+    path("cars/<int:pk>/toggle-car/", toggle_car, name="toggle-car"),
+    path(
+        "drivers/<int:pk>/update/",
+        DriverLicenseUpdateView.as_view(),
+        name="driver-update",
+    ),
 ]
 
 app_name = "taxi"

taxi/views.py

@@ -1,9 +1,13 @@
 from django.contrib.auth.decorators import login_required
+from django.http import HttpResponseRedirect
 from django.shortcuts import render
 from django.urls import reverse_lazy
 from django.views import generic
 from django.contrib.auth.mixins import LoginRequiredMixin
+from taxi.forms import CarForm, DriverCreationForm, DriverLicenseUpdateForm
 
+
+from .forms import DriverCreationForm
 from .models import Driver, Car, Manufacturer
 
 
@@ -64,13 +68,13 @@ class CarDetailView(LoginRequiredMixin, generic.DetailView):
 
 class CarCreateView(LoginRequiredMixin, generic.CreateView):
     model = Car
-    fields = "__all__"
+    form_class = CarForm
     success_url = reverse_lazy("taxi:car-list")
 
 
 class CarUpdateView(LoginRequiredMixin, generic.UpdateView):
     model = Car
-    fields = "__all__"
+    form_class = CarForm
     success_url = reverse_lazy("taxi:car-list")
 
 
@@ -87,3 +91,30 @@ class DriverListView(LoginRequiredMixin, generic.ListView):
 class DriverDetailView(LoginRequiredMixin, generic.DetailView):
     model = Driver
     queryset = Driver.objects.all().prefetch_related("cars__manufacturer")
+
+
+class DriverCreateView(LoginRequiredMixin, generic.CreateView):
+    model = Driver
+    form_class = DriverCreationForm
+    success_url = reverse_lazy("taxi:driver-list")
+
+
+class DriverLicenseUpdateView(LoginRequiredMixin, generic.UpdateView):
+    model = Driver
+    form_class = DriverLicenseUpdateForm
+    success_url = reverse_lazy("taxi:driver-list")
+
+
+class DriverDeleteView(LoginRequiredMixin, generic.DeleteView):
+    model = Driver
+    success_url = reverse_lazy("taxi:driver-list")
+
+
+@login_required
+def toggle_car(request, pk):
+    driver = Driver.objects.get(id=request.user.id)
+    if Car.objects.get(id=pk) in driver.cars.all():
+        driver.cars.remove(pk)
+    else:
+        driver.cars.add(pk)
+    return HttpResponseRedirect(reverse_lazy("taxi:car-detail", args=[pk]))

templates/taxi/car_detail.html

@@ -3,20 +3,31 @@
 {% block content %}
   <h1>
     {{ car.model }}
-    <a href="{% url 'taxi:car-delete' pk=car.id %}" class="btn btn-danger link-to-page">
-      Delete
-    </a>
-
-    <a href="{% url 'taxi:car-update' pk=car.id %}" class="btn btn-secondary link-to-page">
-      Update
-    </a>
+
   </h1>
   <p>Manufacturer: ({{ car.manufacturer.name }}, {{ car.manufacturer.country }})</p>
-  <h1>Drivers</h1>
+  <h1>Drivers 
+    {%if car in user.cars.all %}
+    <a href="{% url 'taxi:toggle-car' pk=car.id %}" class="btn btn-danger link-to-page">
+      Delete me from this car
+    </a>
+    {%else%}
+    <a href="{% url 'taxi:toggle-car' pk=car.id %}" class="btn btn-success link-to-page">
+    Assign me to this car
+  </a>
+  {% endif %}
+</h1>
   <hr>
   <ul>
     {% for driver in car.drivers.all %}
       <li>{{ driver.username }} ({{ driver.first_name }} {{ driver.last_name }})</li>
     {% endfor %}
   </ul>
+  <a href="{% url 'taxi:car-update' pk=car.id %}" class="btn btn-secondary">
+    Update
+  </a>
+  <a href="{% url 'taxi:car-delete' pk=car.id %}" class="btn btn-danger">
+    Delete
+  </a>
+
 {% endblock %}

templates/taxi/driver_confirm_delete.html

@@ -0,0 +1,10 @@
+{% extends "base.html" %}
+
+{% block content %}
+  <h1>Delete Driver?</h1>
+  <form action="" method="post">
+    {% csrf_token %}
+
+    <input type="submit" value="Yes" class="btn btn-danger">
+  </form>
+{% endblock %}

templates/taxi/driver_detail.html

@@ -23,4 +23,10 @@ <h4>Cars</h4>
       <p>No cars!</p>
     {% endfor %}
   </div>
+  <a href="{% url 'taxi:driver-update' pk=driver.id %}" class="btn btn-secondary">
+    Update
+  </a>
+  <a href="{% url 'taxi:driver-delete' pk=driver.id %}" class="btn btn-danger">
+    Delete
+  </a>
 {% endblock %}

templates/taxi/driver_form.html

@@ -0,0 +1,12 @@
+{% extends "base.html" %}
+{% load crispy_forms_filters %}
+
+{% block content %}
+  <h1>{{ object|yesno:"Update,Create" }} driver</h1>
+  <form action="" method="post" novalidate>
+    {% csrf_token %}
+    {{ form|crispy }}
+
+    <input type="submit" value="Submit" class="btn btn-primary">
+  </form>
+{% endblock %}

templates/taxi/driver_list.html

@@ -1,7 +1,7 @@
 {% extends "base.html" %}
 
 {% block content %}
-    <h1>Driver List
+    <h1>Driver List <a href="{% url 'taxi:driver-create' %}" class="btn btn-primary link-to-page">Create</a>
     </h1>
 
     {% if driver_list %}