支付宝app支付下单方式实现

src/main/java/cn/xf/basedemo/config/pay/AliPayConfigProperties.java

@@ -42,6 +42,16 @@ public class AliPayConfigProperties {
      */
     private String gatewayUrl;
 
+    /**
+     * 异步回调地址
+     */
+    private String notifyUrl;
+
+    /**
+     * 支付成功跳转地址
+     */
+    private String returnUrl;
+
     // 签名方式
     private String sign_type = "RSA2";
     // 字符编码格式

src/main/java/cn/xf/basedemo/controller/business/PayOrderController.java

@@ -26,13 +26,20 @@ public class PayOrderController {
     @Resource
     private OrderService orderService;
 
-    @Operation(summary = "支付宝支付下单", description = "支付宝支付下单")
+    @Operation(summary = "支付宝PC/H5支付下单", description = "支付宝PC/H5支付下单")
     @PostMapping("/ali/createOrder")
     public RetObj aliCreateOrder(@RequestBody PayOrderFrom from) {
 
         return orderService.aliCreateOrder(from);
     }
 
+    @Operation(summary = "支付宝app支付下单", description = "支付宝app支付下单")
+    @PostMapping("/ali/app/createOrder")
+    public RetObj aliAppCreateOrder(@RequestBody PayOrderFrom from) {
+
+        return orderService.aliAppCreateOrder(from);
+    }
+
     //掉单查询支付宝支付订单状态
     @Operation(summary = "掉单查询支付宝支付订单状态", description = "掉单查询支付宝支付订单状态")
     @GetMapping("/ali/queryOrderStatus")

src/main/java/cn/xf/basedemo/service/OrderService.java

@@ -9,6 +9,8 @@ public interface OrderService {
 
     RetObj aliCreateOrder(PayOrderFrom from);
 
+    RetObj aliAppCreateOrder(PayOrderFrom from);
+
     String aliCallback(HttpServletRequest request);
 
     String queryAlipayOrderStatus(String orderNo);

src/main/java/cn/xf/basedemo/service/impl/OrderServiceImpl.java

@@ -7,8 +7,10 @@ import cn.xf.basedemo.model.res.PayOrderRes;
 import cn.xf.basedemo.service.OrderService;
 import com.alibaba.fastjson.JSONObject;
 import com.alipay.api.AlipayClient;
+import com.alipay.api.domain.AlipayTradeAppPayModel;
 import com.alipay.api.domain.AlipayTradeQueryModel;
 import com.alipay.api.internal.util.AlipaySignature;
+import com.alipay.api.request.AlipayTradeAppPayRequest;
 import com.alipay.api.request.AlipayTradePagePayRequest;
 import com.alipay.api.request.AlipayTradeQueryRequest;
 import com.alipay.api.response.AlipayTradePagePayResponse;
@@ -68,6 +70,27 @@ public class OrderServiceImpl implements OrderService {
         return null;
     }
 
+    @Override
+    public RetObj<PayOrderRes> aliAppCreateOrder(PayOrderFrom from) {
+        //校验
+        //...
+        String orderNo = "O" + System.currentTimeMillis();
+        AlipayTradeAppPayRequest request = getAlipayTradeAppPayRequest(from, orderNo);
+        try {
+            String body = alipayClient.sdkExecute(request).getBody();
+            PayOrderRes res = new PayOrderRes();
+            res.setOrderNo(orderNo);
+            //返回给前端调起本机支付宝APP支付
+            res.setFrom(body);
+            //创建订单
+            //...
+            return RetObj.success(res);
+        }catch (Exception e){
+            log.error("APP创建订单失败", e);
+        }
+        return null;
+    }
+
     @Override
     public String aliCallback(HttpServletRequest request) {
         try {
@@ -150,4 +173,19 @@ public class OrderServiceImpl implements OrderService {
         request.setBizContent(bizContent.toJSONString());
         return request;
     }
+
+    @NotNull
+    private AlipayTradeAppPayRequest getAlipayTradeAppPayRequest(PayOrderFrom from, String orderNo) {
+        AlipayTradeAppPayRequest request = new AlipayTradeAppPayRequest();
+        request.setNotifyUrl(aliPayConfigProperties.getNotifyUrl());
+        request.setReturnUrl(aliPayConfigProperties.getReturnUrl());
+        AlipayTradeAppPayModel model = new AlipayTradeAppPayModel();
+        model.setOutTradeNo(orderNo);
+        model.setTotalAmount(from.getPrice().multiply(new BigDecimal(from.getNum())).toString());
+        model.setSubject(from.getProductName());
+        model.setProductCode("APP_INSTANT_TRADE_PAY");
+        model.setBody(from.getProductName());
+        request.setBizModel(model);
+        return request;
+    }
 }