统一多种支付方式创建订单的入参

src/main/java/com/ai/da/controller/AliPayController.java

@@ -1,6 +1,7 @@
 package com.ai.da.controller;
 
 import com.ai.da.common.response.Response;
+import com.ai.da.model.dto.ProductPurchaseDTO;
 import com.ai.da.service.AliPayService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
@@ -9,6 +10,7 @@ import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletRequest;
+import javax.validation.Valid;
 import java.util.Map;
 
 @CrossOrigin
@@ -22,12 +24,12 @@ public class AliPayController {
     private AliPayService aliPayService;
 
     @ApiOperation("统一收单下单并支付页面接口的调用")
-    @PostMapping("/trade/page/pay/{amount}")
-    public Response<String> tradePagePay(@PathVariable Integer amount, @RequestParam String returnUrl, HttpServletRequest request){
+    @PostMapping("/trade/page/pay")
+    public Response<String> tradePagePay(@Valid @RequestBody ProductPurchaseDTO productPurchaseDTO, HttpServletRequest request){
         log.info("统一收单下单并支付页面接口的调用");
         //支付宝开放平台接受 request 请求对象后
         // 会为开发者生成一个html 形式的 form表单，包含自动提交的脚本
-        String formStr = aliPayService.tradeCreate(amount, returnUrl, request);
+        String formStr = aliPayService.tradeCreate(productPurchaseDTO, request);
         //我们将form表单字符串返回给前端程序，之后前端将会调用自动提交脚本，进行表单的提交
         //此时，表单会自动提交到action属性所指向的支付宝开放平台中，从而为用户展示一个支付页面
         return Response.success(formStr);