Pythonを使ってCMSシステムのアドレス管理機能を構築する方法

from django.db import models

class Address(models.Model):
    user = models.ForeignKey(User, on_delete=models.CASCADE, verbose_name="用户")
    receiver_name = models.CharField(max_length=30, verbose_name="收件人姓名")
    receiver_phone = models.CharField(max_length=20, verbose_name="收件人电话")
    province = models.CharField(max_length=30, verbose_name="省份")
    city = models.CharField(max_length=30, verbose_name="城市")
    district = models.CharField(max_length=30, verbose_name="区县")
    address = models.CharField(max_length=100, verbose_name="详细地址")
    is_default = models.BooleanField(default=False, verbose_name="是否默认")
    created_time = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_time = models.DateTimeField(auto_now=True, verbose_name="更新时间")

    class Meta:
        verbose_name = "地址"
        verbose_name_plural = "地址"

    def __str__(self):
        return self.address

from django.shortcuts import render
from .models import Address

def address_list(request):
    address_queryset = Address.objects.filter(user=request.user)
    return render(request, "address/list.html", {"address_list": address_queryset})

from django.shortcuts import render, redirect
from .models import Address
from .forms import AddressForm

def address_add(request):
    if request.method == "POST":
        form = AddressForm(request.POST)
        if form.is_valid():
            address = form.save(commit=False)
            address.user = request.user
            address.save()
            return redirect("address_list")
    else:
        form = AddressForm()
    return render(request, "address/add.html", {"form": form})

from django.shortcuts import render, redirect, get_object_or_404
from .models import Address
from .forms import AddressForm

def address_edit(request, address_id):
    address = get_object_or_404(Address, id=address_id, user=request.user)
    if request.method == "POST":
        form = AddressForm(request.POST, instance=address)
        if form.is_valid():
            form.save()
            return redirect("address_list")
    else:
        form = AddressForm(instance=address)
    return render(request, "address/edit.html", {"form": form})

from django.shortcuts import get_object_or_404, redirect
from .models import Address

def address_delete(request, address_id):
    address = get_object_or_404(Address, id=address_id, user=request.user)
    address.delete()
    return redirect("address_list")

from django.urls import path
from . import views

app_name = "address"

urlpatterns = [
    path("list/", views.address_list, name="address_list"),
    path("add/", views.address_add, name="address_add"),
    path("edit/<int:address_id>/", views.address_edit, name="address_edit"),
    path("delete/<int:address_id>/", views.address_delete, name="address_delete"),
]

from django.urls import include, path

urlpatterns = [
    // ...
    path("address/", include("address.urls", namespace="address")),
    // ...
]