Django支付宝（沙箱）后端接口

2024-02-03 19:31:12

Django支付宝（沙箱）后端接口

点击查看初始化沙箱配置（https://blog.csdn.net/weixin_45954124/article/details/109583431）

创建app 仅供参考你需要自己创建相应的表（model）

app\model

# Create your models here.
from django.db import models
from utils.MyBaseModel import Base


class Goods(Base):
    GOODS_TYPE = (
        ('1', 'Vip'),
        ('2', 'Course')
    )
    CHANNEL_TYPE = (
        ('1', '普通'),
        ('2', '促销')
    )
    course = models.ForeignKey('course.Course', on_delete=models.PROTECT)
    goods_type = models.CharField('商品种类', choices=GOODS_TYPE, max_length=8)
    product_id = models.CharField('产品id', max_length=8)
    title = models.CharField('商品名称', max_length=24)
    price = models.DecimalField('商品价格', max_digits=8, decimal_places=2)
    channel_type = models.CharField('购买渠道', choices=CHANNEL_TYPE, max_length=8)
    period = models.IntegerField('有效期', default=365)
    is_launched = models.BooleanField('是否上架', default=True)

    class Meta:
        db_table = 'tb_goods'

    def __str__(self):
        return self.title


class Orders(Base):
    PAY_METHOD = (
        (1, "支付宝"),
    )
    ORDER_STATUS = (
        (1, "待支付"),
        (2, "已支付"),
        (3, "已取消"),
    )
    user = models.ForeignKey('user.User', on_delete=models.PROTECT, verbose_name="下单用户")
    goods = models.ForeignKey(Goods, on_delete=models.PROTECT)
    order_id = models.CharField('订单号', max_length=24)
    trade_no = models.CharField('支付宝订单号', max_length=32, null=True)  # 28位
    pay_time = models.DateTimeField('支付时间', null=True)
    pay_method = models.CharField('支付方式', choices=PAY_METHOD, default=1, max_length=8)
    status = models.CharField('支付状态', choices=ORDER_STATUS, default=1, max_length=8)
    total_amount = models.DecimalField(max_digits=10, decimal_places=2, verbose_name="商品总金额")

    class Meta:
        db_table = 'tb_orders'

    def __str__(self):
        return self.order_id

app\view

# Create your views here.
from decimal import Decimal

import redis
from rest_framework.permissions import IsAuthenticated
from rest_framework.response import Response

from rest_framework.views import APIView
from .models import Goods, Orders

from syl import settings
from .utils import out_trade_no

# 绝对路径打开文件  {}代表从这里往前


# 支付
from syl.settings import alipay

from course.models import UserCourse


class PayUrlView(APIView):
    permission_classes = (IsAuthenticated,)

    def post(self, request):
        print(request.data)
        goods_obj = Goods.objects.get(pk=request.data.get("goods_id"))
        user = request.user
        out_trade = out_trade_no()
        print(out_trade_no)
        if user.vip.vip_type == '1':
            price = goods_obj.price * Decimal('0.80').quantize(Decimal('0.00'))
        elif user.vip.vip_type == '2':
            price = goods_obj.price * Decimal('0.60').quantize(Decimal('0.00'))
        else:
            price = goods_obj.price
        price = Decimal(price).quantize(Decimal('0.00'))

        order = Orders.objects.create(
            user_id=user.id,
            goods_id=goods_obj.pk,
            order_id=out_trade,
            total_amount=price
        )
        order.save()
        # 主题
        subject = "实验楼"
        # 电脑网站支付，需要跳转到https://openapi.alipay.com/gateway.do? + order_string
        order_string = alipay.api_alipay_trade_page_pay(
            out_trade_no=out_trade,
            total_amount=int(price),
            subject='subject',
            return_url=settings.RETURN_URL,
            # notify_url="http://127.0.0.1:8000/app02/callback_alipay"  # 可选, 不填则使用默认notify url
        )
        pay_url = 'https://openapi.alipaydev.com/gateway.do?' + order_string
        return Response({'data': {'pay_url': pay_url, 'msg': 'OK', "code": 200}})


class PeyMentView(APIView):
    def post(self, request):
        data = request.data
        data.pop("sign")
        print(data)
        orders_obj = Orders.objects.get(order_id=data['out_trade_no'])
        orders_obj.trade_no = data['trade_no']
        orders_obj.status = 2
        orders_obj.save()

        user = orders_obj.user
        course = orders_obj.goods.course
        print(user, course)
        usercourse = UserCourse.objects.create(user=user, course=course)
        usercourse.save()

        return Response({"code": 200})

app\urls

"""
author:翔翔
date:
use:
"""
from django.urls import path, re_path
from . import views

urlpatterns = [
    path('getpayurl/', views.PayUrlView.as_view()),
    path('peyment/', views.PeyMentView.as_view()),
]

app\utils

"""
author:翔翔
date:
use:
"""
import datetime
import random


# 生成随机字符串为订单号
def out_trade_no():
    base = "SYL"
    d = datetime.datetime.now()
    time_str = '%04d%02d%02d%02d%02d%02d' % (d.year, d.month, d.day, d.hour, d.minute, d.second)
    rand_num = str(random.randint(10000, 99999))
    return base + time_str + rand_num


print(out_trade_no())

项目/settings

# 支付宝配置
from alipay import AliPay

# 回调地址
RETURN_URL = 'http://127.0.0.1:8888/payment/callback/'
app_private_key_string = open('{}/apps/goods/alipay_key/app_private_key'.format(BASE_DIR)).read()
alipay_public_key_string = open('{}/apps/goods/alipay_key/alipay_public'.format(BASE_DIR)).read()

alipay = AliPay(
    appid="2016102500759596",
    app_notify_url=None,  # 默认回调url
    app_private_key_string=app_private_key_string,
    # 支付宝的公钥，验证支付宝回传消息使用，不是你自己的公钥,
    alipay_public_key_string=alipay_public_key_string,
    sign_type="RSA2",  # RSA 或者 RSA2
    debug=True,  # 默认False
)

app/admin

from django.contrib import admin
from . import models
# Register your models here.
admin.site.register(models.Goods)
admin.site.register(models.Orders)

测试接口

post请求
拼接路由
http://192.168.56.100:8888/goods/getpayurl/

回调后发送post请求
http://192.168.56.100:8888/goods/peyment/
```

码农公寓

Django支付宝（沙箱）后端接口

创建app 仅供参考 你需要自己创建相应的表（model）

app\model

app\view

app\urls

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创建app 仅供参考你需要自己创建相应的表（model）