new:合单支付

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/ecommerce/CombineTransactionsJsResult.java

@@ -1,30 +0,0 @@
-package com.github.binarywang.wxpay.bean.ecommerce;
-
-import com.google.gson.annotations.SerializedName;
-import lombok.Data;
-import lombok.NoArgsConstructor;
-
-import java.io.Serializable;
-
-/**
- * 合单支付 JSAPI支付结果响应
- */
-@Data
-@NoArgsConstructor
-public class CombineTransactionsJsResult implements Serializable {
-
-  /**
-   * <pre>
-   * 字段名：预支付交易会话标识
-   * 变量名：prepay_id
-   * 是否必填：是
-   * 类型：string(64)
-   * 描述：
-   *  数字和字母。微信生成的预支付会话标识，用于后续接口调用使用。
-   *  示例值：wx201410272009395522657a690389285100
-   * </pre>
-   */
-  @SerializedName("prepay_id")
-  private String prepayId;
-
-}

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/ecommerce/CombineTransactionsRequest.java

@@ -8,11 +8,11 @@ import java.io.Serializable;
 import java.util.List;
 
 /**
- * 合单支付 JSAPI支付
+ * 合单支付 对象
  */
 @Data
 @NoArgsConstructor
-public class CombineTransactionsJsRequest implements Serializable {
+public class CombineTransactionsRequest implements Serializable {
   /**
    * <pre>
    * 字段名：合单商户appid
@@ -85,7 +85,7 @@ public class CombineTransactionsJsRequest implements Serializable {
    * <pre>
    * 字段名：+支付者
    * 变量名：combine_payer_info
-   * 是否必填：是
+   * 是否必填：否(JSAPI必填)
    * 类型：object
    * 描述：支付者信息
    * </pre>
@@ -136,25 +136,10 @@ public class CombineTransactionsJsRequest implements Serializable {
   @SerializedName(value = "notify_url")
   private String notifyUrl;
 
-  /**
-   * <pre>
-   * 字段名：指定支付方式
-   * 变量名：limit_pay
-   * 是否必填：否
-   * 类型：array
-   * 描述：
-   *  指定支付方式
-   *  no_credit：指定不能使用信用卡支付
-   *  特殊规则：长度最大限制32个字节
-   *  示例值：no_credit
-   * </pre>
-   */
-  @SerializedName(value = "limit_pay")
-  private List<String> limitPay;
 
   @Data
   @NoArgsConstructor
-  public static class SceneInfo implements Serializable{
+  public static class SceneInfo implements Serializable {
     /**
      * <pre>
      * 字段名：商户端设备号
@@ -185,11 +170,23 @@ public class CombineTransactionsJsRequest implements Serializable {
     @SerializedName(value = "payer_client_ip")
     private String payerClientIp;
 
+    /**
+     * <pre>
+     * 字段名：H5场景信息
+     * 变量名：h5_info
+     * 是否必填：否(H5支付必填)
+     * 类型：object
+     * 描述：
+     *  H5场景信息
+     * </pre>
+     */
+    @SerializedName(value = "h5_info")
+    private H5Info h5Info;
   }
 
   @Data
   @NoArgsConstructor
-  public static class SubOrders implements Serializable{
+  public static class SubOrders implements Serializable {
     /**
      * <pre>
      * 字段名：子单商户号
@@ -261,34 +258,6 @@ public class CombineTransactionsJsRequest implements Serializable {
     @SerializedName(value = "sub_mchid")
     private String subMchid;
 
-    /**
-     * <pre>
-     * 字段名：商品详情
-     * 变量名：detail
-     * 是否必填：否
-     * 类型：string(6000)
-     * 描述：商品详细描述（商品列表)
-     * </pre>
-     */
-    @SerializedName(value = "detail")
-    private String detail;
-
-    /**
-     * <pre>
-     * 字段名：是否指定分账
-     * 变量名：profit_sharing
-     * 是否必填：是
-     * 类型：bool
-     * 描述：
-     *  是否指定分账
-     *  true：是
-     *  false：否
-     *  示例值：true
-     * </pre>
-     */
-    @SerializedName(value = "profit_sharing")
-    private Boolean profitSharing;
-
     /**
      * <pre>
      * 字段名：商品描述
@@ -319,7 +288,7 @@ public class CombineTransactionsJsRequest implements Serializable {
 
   @Data
   @NoArgsConstructor
-  public static class CombinePayerInfo implements Serializable{
+  public static class CombinePayerInfo implements Serializable {
     /**
      * <pre>
      * 字段名：用户标识
@@ -404,4 +373,83 @@ public class CombineTransactionsJsRequest implements Serializable {
 
   }
 
+  @Data
+  @NoArgsConstructor
+  public static class H5Info implements Serializable {
+
+    /**
+     * <pre>
+     * 字段名：场景类型
+     * 变量名：type
+     * 是否必填：是
+     * 类型：string(32)
+     * 描述：
+     *  场景类型，枚举值：
+     *  iOS：IOS移动应用；
+     *  Android：安卓移动应用；
+     *  Wap：WAP网站应用；
+     *  示例值：iOS
+     * </pre>
+     */
+    @SerializedName(value = "type")
+    private String type;
+
+    /**
+     * <pre>
+     * 字段名：应用名称
+     * 变量名：app_name
+     * 是否必填：否
+     * 类型：string(64)
+     * 描述：
+     *  应用名称
+     *  示例值：王者荣耀
+     * </pre>
+     */
+    @SerializedName(value = "app_name")
+    private String appName;
+
+    /**
+     * <pre>
+     * 字段名：网站URL
+     * 变量名：app_url
+     * 是否必填：否
+     * 类型：string(128)
+     * 描述：
+     *  网站URL
+     *  示例值：https://pay.qq.com
+     * </pre>
+     */
+    @SerializedName(value = "app_url")
+    private String appUrl;
+
+    /**
+     * <pre>
+     * 字段名：iOS平台BundleID
+     * 变量名：bundle_id
+     * 是否必填：否
+     * 类型：string(128)
+     * 描述：
+     *  iOS平台BundleID
+     *  示例值：com.tencent.wzryiOS
+     * </pre>
+     */
+    @SerializedName(value = "bundle_id")
+    private String bundleId;
+
+    /**
+     * <pre>
+     * 字段名：Android平台PackageName
+     * 变量名：package_name
+     * 是否必填：否
+     * 类型：string(128)
+     * 描述：
+     *  Android平台PackageName
+     *  示例值：com.tencent.tmgp.sgame
+     * </pre>
+     */
+    @SerializedName(value = "package_name")
+    private String packageName;
+
+  }
+
 }

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/ecommerce/CombineTransactionsResult.java

@@ -0,0 +1,119 @@
+package com.github.binarywang.wxpay.bean.ecommerce;
+
+import com.github.binarywang.wxpay.bean.ecommerce.enums.TradeTypeEnum;
+import com.github.binarywang.wxpay.v3.util.AesUtils;
+import com.github.binarywang.wxpay.v3.util.SignUtils;
+import com.google.gson.annotations.SerializedName;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import lombok.experimental.Accessors;
+
+import java.io.Serializable;
+import java.security.PrivateKey;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Random;
+import java.util.UUID;
+
+/**
+ * 合单支付 JSAPI支付结果响应
+ */
+@Data
+@NoArgsConstructor
+public class CombineTransactionsResult implements Serializable {
+
+  /**
+   * <pre>
+   * 字段名：预支付交易会话标识 （APP支付、JSAPI支付 会返回）
+   * 变量名：prepay_id
+   * 是否必填：是
+   * 类型：string(64)
+   * 描述：
+   *  数字和字母。微信生成的预支付会话标识，用于后续接口调用使用。
+   *  示例值：wx201410272009395522657a690389285100
+   * </pre>
+   */
+  @SerializedName("prepay_id")
+  private String prepayId;
+
+  /**
+   * <pre>
+   * 字段名：支付跳转链接   （H5支付 会返回）
+   * 变量名：h5_url
+   * 是否必填：是
+   * 类型：string(512)
+   * 描述：
+   *  支付跳转链接
+   *  示例值：https://wx.tenpay.com/cgi-bin/mmpayweb-bin/checkmweb?prepay_id=wx2016121516420242444321ca0631331346&package=1405458241
+   * </pre>
+   */
+  @SerializedName("h5_url")
+  private String h5Url;
+
+  /**
+   * <pre>
+   * 字段名：二维码链接  （NATIVE支付 会返回）
+   * 变量名：h5_url
+   * 是否必填：是
+   * 类型：string(512)
+   * 描述：
+   *  二维码链接
+   * 示例值：weixin://pay.weixin.qq.com/bizpayurl/up?pr=NwY5Mz9&groupid=00
+   * </pre>
+   */
+  @SerializedName("code_url")
+  private String codeUrl;
+
+  @Data
+  @Accessors(chain = true)
+  public static class JsapiResult implements Serializable {
+    private String appId;
+    private String timeStamp;
+    private String nonceStr;
+    private String packageValue;
+    private String signType;
+    private String paySign;
+
+    private String getSignStr(){
+      return String.format("%s\n%s\n%s\n%s\n", appId, timeStamp, nonceStr, packageValue);
+    }
+  }
+
+  @Data
+  @Accessors(chain = true)
+  public static class AppResult implements Serializable {
+    private String appid;
+    private String partnerid;
+    private String prepayid;
+    private String packageValue;
+    private String noncestr;
+    private String timestamp;
+
+  }
+
+  public <T> T getPayInfo(TradeTypeEnum tradeType, String appId, String mchId, PrivateKey privateKey){
+    String timestamp = String.valueOf(System.currentTimeMillis() / 1000);
+    String nonceStr = SignUtils.genRandomStr();
+    switch (tradeType){
+      case JSAPI:
+        JsapiResult jsapiResult = new JsapiResult();
+        jsapiResult.setAppId(appId).setTimeStamp(timestamp)
+          .setPackageValue("prepay_id=" + this.prepayId).setNonceStr(nonceStr)
+          //签名类型，默认为RSA，仅支持RSA。
+          .setSignType("RSA").setPaySign(SignUtils.sign(jsapiResult.getSignStr(), privateKey));
+        return (T) jsapiResult;
+      case H5:
+        return (T) this.h5Url;
+      case APP:
+        AppResult appResult = new AppResult();
+        appResult.setAppid(appId).setPrepayid(this.prepayId).setPartnerid(mchId)
+          .setNoncestr(nonceStr).setTimestamp(timestamp)
+          //暂填写固定值Sign=WXPay
+          .setPackageValue("Sign=WXPay");
+        return (T) appResult;
+      case NATIVE:
+        return (T) this.codeUrl;
+    }
+    return null;
+  }
+}

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/ecommerce/enums/TradeTypeEnum.java

@@ -0,0 +1,27 @@
+package com.github.binarywang.wxpay.bean.ecommerce.enums;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+/**
+ * 支付方式
+ */
+@Getter
+@AllArgsConstructor
+public enum TradeTypeEnum {
+
+  APP("/v3/combine-transactions/app","/v3/pay/partner/transactions/app"),
+  JSAPI("/v3/combine-transactions/jsapi","/v3/pay/partner/transactions/jsapi"),
+  NATIVE("/v3/combine-transactions/native","/v3/pay/partner/transactions/native"),
+  H5("/v3/combine-transactions/h5","/v3/pay/partner/transactions/h5")
+  ;
+
+  /**
+   * 合单url
+   */
+  private String combineUrl;
+  /**
+   * 单独下单url
+   */
+  private String partnerUrl;
+}

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/EcommerceService.java

@@ -1,6 +1,7 @@
 package com.github.binarywang.wxpay.service;
 
 import com.github.binarywang.wxpay.bean.ecommerce.*;
+import com.github.binarywang.wxpay.bean.ecommerce.enums.TradeTypeEnum;
 import com.github.binarywang.wxpay.exception.WxPayException;
 
 /**
@@ -63,5 +64,6 @@ public interface EcommerceService {
    * @param request 请求对象
    * @return 预支付交易会话标识, 数字和字母。微信生成的预支付会话标识，用于后续接口调用使用。
    */
-  CombineTransactionsJsResult combineTransactions(CombineTransactionsJsRequest request) throws WxPayException;
+  <T> T combineTransactions(TradeTypeEnum tradeType, CombineTransactionsRequest request) throws WxPayException;
+
 }

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/EcommerceServiceImpl.java

@@ -1,6 +1,7 @@
 package com.github.binarywang.wxpay.service.impl;
 
 import com.github.binarywang.wxpay.bean.ecommerce.*;
+import com.github.binarywang.wxpay.bean.ecommerce.enums.TradeTypeEnum;
 import com.github.binarywang.wxpay.exception.WxPayException;
 import com.github.binarywang.wxpay.service.EcommerceService;
 import com.github.binarywang.wxpay.service.WxPayService;
@@ -8,6 +9,7 @@ import com.github.binarywang.wxpay.v3.util.RsaCryptoUtil;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import lombok.RequiredArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
 
 import java.net.URI;
 
@@ -40,10 +42,12 @@ public class EcommerceServiceImpl implements EcommerceService {
   }
 
   @Override
-  public CombineTransactionsJsResult combineTransactions(CombineTransactionsJsRequest request) throws WxPayException {
+  public <T> T combineTransactions(TradeTypeEnum tradeType, CombineTransactionsRequest request) throws WxPayException {
-    String url = String.format("%s/v3/combine-transactions/jsapi", this.payService.getPayBaseUrl());
+    String url = this.payService.getPayBaseUrl() + tradeType.getCombineUrl();
     String response = this.payService.postV3(url, GSON.toJson(request));
-    return GSON.fromJson(response, CombineTransactionsJsResult.class);
+    CombineTransactionsResult result = GSON.fromJson(response, CombineTransactionsResult.class);
+    return result.getPayInfo(tradeType, request.getCombineAppid(),
+      request.getCombineMchid(), payService.getConfig().getPrivateKey());
   }
 
 

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/v3/util/SignUtils.java

@@ -0,0 +1,47 @@
+package com.github.binarywang.wxpay.v3.util;
+
+import java.security.*;
+import java.util.Base64;
+import java.util.Random;
+
+public class SignUtils {
+
+  public static String sign(String string, PrivateKey privateKey){
+    try {
+      Signature sign = Signature.getInstance("SHA256withRSA");
+      sign.initSign(privateKey);
+      sign.update(string.getBytes());
+
+      return Base64.getEncoder().encodeToString(sign.sign());
+    } catch (NoSuchAlgorithmException e) {
+      throw new RuntimeException("当前Java环境不支持SHA256withRSA", e);
+    } catch (SignatureException e) {
+      throw new RuntimeException("签名计算失败", e);
+    } catch (InvalidKeyException e) {
+      throw new RuntimeException("无效的私钥", e);
+    }
+  }
+
+  /**
+   * 随机生成32位字符串.
+   */
+  public static String genRandomStr(){
+    return genRandomStr(32);
+  }
+
+  /**
+   * 生成随机字符串
+   * @param length 字符串长度
+   * @return
+   */
+  public static String genRandomStr(int length) {
+    String base = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+    Random random = new Random();
+    StringBuilder sb = new StringBuilder();
+    for (int i = 0; i < length; i++) {
+      int number = random.nextInt(base.length());
+      sb.append(base.charAt(number));
+    }
+    return sb.toString();
+  }
+}