处理退款带证书请求

src/main/java/com/sczx/pay/service/WechatPayService.java

@@ -20,6 +20,7 @@ import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.PostConstruct;
+import java.io.File;
 import java.math.BigDecimal;
 import java.util.Date;
 import java.util.HashMap;
@@ -248,27 +249,35 @@ public class WechatPayService {
             return errorResult;
         }
 
+        Map<String, String> reqData = new HashMap<>();
+        reqData.put("transaction_id",String.valueOf(paymentRecord.getTransactionId()));
+        reqData.put("out_trade_no", request.getOutTradeNo());
+        reqData.put("out_refund_no", request.getOutRefundNo());
+        reqData.put("total_fee", String.valueOf(paymentRecord.getTotalFee()));
+        reqData.put("refund_fee", String.valueOf(request.getRefundFee()));
+        reqData.put("notify_url",refundNotifyUrl);
+
+
         // 创建动态配置
         DynamicWXPayConfig wxPayConfig = new DynamicWXPayConfig(
             appId,
             companyConfig.getMchId(),
             companyConfig.getApikey(),
-            notifyUrl
+            refundNotifyUrl
         );
 
+        String certPath = "classpath*:cert/"+companyConfig.getMchId()+".p12";
+        String certAbsolutePath = getCertAbsolutePath(certPath);
+        wxPayConfig.setCertPath(certAbsolutePath);
+
+
+
         WXPay wxPay = new WXPay(wxPayConfig);
 
-        Map<String, String> reqData = new HashMap<>();
-        reqData.put("out_trade_no", request.getOutTradeNo());
-        reqData.put("out_refund_no", request.getOutRefundNo());
-        reqData.put("total_fee", String.valueOf(paymentRecord.getTotalFee()));
-        reqData.put("refund_fee", String.valueOf(request.getRefundFee()));
-        reqData.put("notify_url", refundNotifyUrl);
 
 
-        if (request.getRefundDesc() != null) {
-            reqData.put("refund_desc", request.getRefundDesc());
-        }
+
+
 
         // 退款需要证书，这里调用带证书的接口
         Map<String, String> result = wxPay.refund(reqData);
@@ -509,4 +518,43 @@ public class WechatPayService {
         }
     }
 
+
+    /**
+     * 获取证书文件的绝对路径
+     */
+    private String getCertAbsolutePath(String certPath) {
+        try {
+            // 如果certPath是绝对路径，直接返回
+            if (new File(certPath).isAbsolute()) {
+                return certPath;
+            }
+
+            // 如果是相对路径，则从classpath下获取
+            ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
+            java.net.URL resource = classLoader.getResource(certPath);
+
+            if (resource != null) {
+                return resource.getPath();
+            } else {
+                // 如果在classpath中找不到，则尝试从当前类的classpath下获取
+                resource = WechatPayService.class.getClassLoader().getResource(certPath);
+                if (resource != null) {
+                    return resource.getPath();
+                } else {
+                    // 如果还找不到，则使用默认路径
+                    String defaultPath = "cert/1679965261.p12";
+                    resource = classLoader.getResource(defaultPath);
+                    if (resource != null) {
+                        return resource.getPath();
+                    } else {
+                        throw new RuntimeException("无法找到证书文件: " + certPath);
+                    }
+                }
+            }
+        } catch (Exception e) {
+            logger.error("获取证书路径失败", e);
+            throw new RuntimeException("获取证书路径失败: " + e.getMessage(), e);
+        }
+    }
+
 }