修复：兼容微信支付V3Key

pom.xml

@@ -256,7 +256,7 @@
     <dependency>
       <groupId>com.github.wechatpay-apiv3</groupId>
       <artifactId>wechatpay-java</artifactId>
-      <version>0.2.9</version>
+      <version>0.2.15</version>
     </dependency>
 
     <dependency>

src/main/java/com/gxwebsoft/shop/controller/ShopOrderController.java

@@ -1,5 +1,6 @@
 package com.gxwebsoft.shop.controller;
 
+import cn.hutool.core.util.IdUtil;
 import com.gxwebsoft.common.core.web.BaseController;
 import com.gxwebsoft.common.system.entity.User;
 import com.gxwebsoft.shop.service.ShopOrderService;
@@ -65,9 +66,13 @@ public class ShopOrderController extends BaseController {
       User loginUser = getLoginUser();
       if (loginUser != null) {
         shopOrder.setUserId(loginUser.getUserId());
+        shopOrder.setOpenid(loginUser.getOpenid());
+      }
+      if (shopOrder.getOrderNo() == null) {
+        shopOrder.setOrderNo(Long.toString(IdUtil.getSnowflakeNextId()));
       }
       if (shopOrderService.save(shopOrder)) {
-            return success("添加成功");
+        return success("下单成功", shopOrderService.createWxOrder(shopOrder));
       }
       return fail("添加失败");
     }

src/main/java/com/gxwebsoft/shop/entity/ShopOrder.java

@@ -2,6 +2,7 @@ package com.gxwebsoft.shop.entity;
 
 import java.math.BigDecimal;
 import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import java.util.Date;
 import com.baomidou.mybatisplus.annotation.TableLogic;
@@ -175,4 +176,18 @@ public class ShopOrder implements Serializable {
     @ApiModelProperty(value = "创建时间")
     private Date createTime;
 
+    @ApiModelProperty(value = "自提码")
+    private String selfTakeCode;
+
+    @ApiModelProperty(value = "是否已收到赠品")
+    private Boolean hasTakeGift;
+
+    @ApiModelProperty(value = "accessToken")
+    @TableField(exist = false)
+    private String accessToken;
+
+    @ApiModelProperty(value = "openid")
+    @TableField(exist = false)
+    private String openid;
+
 }

src/main/java/com/gxwebsoft/shop/service/ShopOrderService.java

@@ -5,6 +5,7 @@ import com.gxwebsoft.common.core.web.PageResult;
 import com.gxwebsoft.shop.entity.ShopOrder;
 import com.gxwebsoft.shop.param.ShopOrderParam;
 
+import java.util.HashMap;
 import java.util.List;
 
 /**
@@ -39,4 +40,5 @@ public interface ShopOrderService extends IService<ShopOrder> {
      */
     ShopOrder getByIdRel(Integer orderId);
 
+    HashMap<String, String> createWxOrder(ShopOrder shopOrder);
 }

src/main/java/com/gxwebsoft/shop/service/impl/ShopOrderServiceImpl.java

@@ -1,14 +1,30 @@
 package com.gxwebsoft.shop.service.impl;
 
+import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.gxwebsoft.common.core.config.ConfigProperties;
+import com.gxwebsoft.common.core.utils.RedisUtil;
+import com.gxwebsoft.common.system.entity.Payment;
 import com.gxwebsoft.shop.mapper.ShopOrderMapper;
 import com.gxwebsoft.shop.service.ShopOrderService;
 import com.gxwebsoft.shop.entity.ShopOrder;
 import com.gxwebsoft.shop.param.ShopOrderParam;
 import com.gxwebsoft.common.core.web.PageParam;
 import com.gxwebsoft.common.core.web.PageResult;
+import com.wechat.pay.java.core.Config;
+import com.wechat.pay.java.core.RSAConfig;
+import com.wechat.pay.java.core.RSAPublicKeyConfig;
+import com.wechat.pay.java.service.payments.jsapi.JsapiServiceExtension;
+import com.wechat.pay.java.service.payments.jsapi.model.Amount;
+import com.wechat.pay.java.service.payments.jsapi.model.Payer;
+import com.wechat.pay.java.service.payments.jsapi.model.PrepayRequest;
+import com.wechat.pay.java.service.payments.jsapi.model.PrepayWithRequestPaymentResponse;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 
+import javax.annotation.Resource;
+import java.math.BigDecimal;
+import java.util.HashMap;
 import java.util.List;
 
 /**
@@ -19,6 +35,18 @@ import java.util.List;
  */
 @Service
 public class ShopOrderServiceImpl extends ServiceImpl<ShopOrderMapper, ShopOrder> implements ShopOrderService {
+    @Value("${spring.profiles.active}")
+    String active;
+
+    @Resource
+    private ConfigProperties config;
+
+    @Resource
+    private RedisUtil redisUtil;
+
+    public static String privateKeyPath = "/Users/gxwebsoft/Downloads/ef7f7e0430cb47019d06b93f885bf95f/apiclient_key.pem";
+    public static String privateCertPath = "/Users/gxwebsoft/JAVA/com.gxwebsoft.core/src/main/resources/cert/apiclient_cert.pem";
+    public static String wechatpayCertPath = "/Users/gxwebsoft/Downloads/ef7f7e0430cb47019d06b93f885bf95f/wechatpay_55729BDEC2502C301BA02CDC28E4CEE4DE4D1DB9.pem";  // 平台证书
 
     @Override
     public PageResult<ShopOrder> pageRel(ShopOrderParam param) {
@@ -44,4 +72,95 @@ public class ShopOrderServiceImpl extends ServiceImpl<ShopOrderMapper, ShopOrder
         return param.getOne(baseMapper.selectListRel(param));
     }
 
+  @Override
+  public HashMap<String, String> createWxOrder(ShopOrder order) {
+    Integer payType = order.getPayType();
+    final String uploadPath = config.getUploadPath();   // 服务器本地路径
+    final HashMap<String, String> orderInfo = new HashMap<>();
+    // 微信小程序(微信支付)
+    String key = "mp-weixin:".concat(order.getTenantId().toString());
+    final String string = redisUtil.get(key);
+//    System.out.println("string = " + string);
+    final JSONObject mpWx = JSONObject.parseObject(string);
+//    System.out.println("mpWx = " + mpWx);
+    String key2 = "Payment:".concat(payType.toString()).concat(":").concat(order.getTenantId().toString());
+    final Payment payment = redisUtil.get(key2, Payment.class);
+//    System.out.println("payment = " + payment);
+
+    // 计算金额
+    BigDecimal decimal = order.getTotalPrice();
+    final BigDecimal multiply = decimal.multiply(new BigDecimal(100));
+    // 将 BigDecimal 转换为 Integer
+    Integer money = multiply.intValue();
+    String privateKey = uploadPath.concat("/file").concat(payment.getApiclientKey());    // 秘钥证书
+    String apiclientCert = uploadPath.concat("/file").concat(payment.getApiclientCert());
+    String pubKey = uploadPath.concat("/file").concat(payment.getPubKey());   // 公钥证书
+    // 开发环境配置
+    if (active.equals("dev")) {
+      privateKey = privateKeyPath;
+      apiclientCert = wechatpayCertPath;
+    }
+
+    // 兼容公钥
+    Config config;
+    if (payment.getPubKey() != null && !payment.getPubKey().isEmpty()) {
+      config = new RSAPublicKeyConfig.Builder()
+        .merchantId(payment.getMchId())
+        .privateKeyFromPath(privateKey)
+        .publicKeyFromPath(pubKey)
+        .publicKeyId(payment.getPubKeyId())
+        .merchantSerialNumber(payment.getMerchantSerialNumber())
+        .apiV3Key(payment.getApiKey())
+        .build();
+    } else {
+      config = new RSAConfig.Builder()
+        .merchantId(payment.getMchId())
+        .privateKeyFromPath(privateKey)
+        .merchantSerialNumber(payment.getMerchantSerialNumber())
+        .wechatPayCertificatesFromPath(apiclientCert)
+        .build();
+    }
+
+    // 构建service
+    JsapiServiceExtension service = new JsapiServiceExtension.Builder().config(config).build();
+    // 跟之前下单示例一样，填充预下单参数
+    PrepayRequest request = new PrepayRequest();
+    Amount amount = new Amount();
+    amount.setTotal(money);
+    amount.setCurrency("CNY");
+    request.setAmount(amount);
+    request.setAppid(mpWx.getString("appId"));
+    request.setMchid(payment.getMchId());
+    request.setDescription(order.getComments());
+    request.setOutTradeNo(order.getOrderNo());
+    request.setAttach(order.getTenantId().toString());
+    final Payer payer = new Payer();
+    payer.setOpenid(order.getOpenid());
+    request.setPayer(payer);
+    // 测试环境
+    if (active.equals("dev")) {
+      amount.setTotal(1);
+      request.setAmount(amount);
+      request.setNotifyUrl("http://jimei-api.natapp1.cc/api/shop/wx-pay/notify/" + order.getTenantId()); // 默认回调地址
+    }
+    // 生成环境
+    if (active.equals("prod")) {
+      request.setAmount(amount);
+      request.setNotifyUrl("https://server.gxwebsoft.com/api/system/wx-pay/notify/" + order.getTenantId()); // 默认回调地址
+    }
+//    if (StrUtil.isNotBlank(payment.getNotifyUrl())) {
+    // 后台配置的回调地址
+//      request.setNotifyUrl(payment.getNotifyUrl().concat("/").concat(order.getTenantId().toString()));
+//    }
+    System.out.println("request = " + request);
+    PrepayWithRequestPaymentResponse response = service.prepayWithRequestPayment(request);
+    orderInfo.put("provider", "wxpay");
+    orderInfo.put("timeStamp", response.getTimeStamp());
+    orderInfo.put("nonceStr", response.getNonceStr());
+    orderInfo.put("package", response.getPackageVal());
+    orderInfo.put("signType", "RSA");
+    orderInfo.put("paySign", response.getPaySign());
+    return orderInfo;
+  }
+
 }