✨ A303-5开票结果回写支持Base64解码响应并补充关键日志

blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/InvoiceApplicationServiceImpl.java

@@ -44,6 +44,8 @@ import org.springblade.thirdparty.bfi.pojo.dto.BfiInvoiceApplyQueryDTO;
 import org.springblade.thirdparty.bfi.pojo.dto.BfiInvoiceApplySaveDTO;
 import org.springblade.thirdparty.bfi.pojo.dto.BfiInvoiceApplySaveEntryDTO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiBillSaveResultVO;
+import org.springblade.thirdparty.bfi.pojo.vo.BfiInvoiceApplyOpenApiBillVO;
+import org.springblade.thirdparty.bfi.pojo.vo.BfiInvoiceApplyOpenApiInvoiceVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiInvoiceApplyVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiOpenApiResultVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiPageVO;
@@ -738,6 +740,7 @@ public class InvoiceApplicationServiceImpl extends BaseServiceImpl<InvoiceApplic
 		if (Func.isEmpty(applications)) {
 			return "金蝶开票结果回写：无待回写开票申请";
 		}
+		log.info("金蝶开票结果回写开始：待回写开票申请{}笔", applications.size());
 		// 按 serialNo（金蝶开票申请单编号）分批（≤50/批）调 A303-5，销方税号与 A303-1 同源（开票单位→客商档案），按税号分组查询
 		Map<String, InvoiceApplication> applicationBySerialNo = new LinkedHashMap<>();
 		applications.forEach(application -> {
@@ -766,6 +769,7 @@ public class InvoiceApplicationServiceImpl extends BaseServiceImpl<InvoiceApplic
 			}
 			serialNosBySellerTaxNo.computeIfAbsent(sellerTaxNo, key -> new ArrayList<>()).add(entry.getKey());
 		}
+		log.info("金蝶开票结果回写：按销方税号分组完成，共{}组，销方税号无法解析跳过{}笔", serialNosBySellerTaxNo.size(), unresolved);
 		int invoiceWritten = 0;
 		int failed = 0;
 		int invoicedCount = 0;
@@ -773,34 +777,28 @@ public class InvoiceApplicationServiceImpl extends BaseServiceImpl<InvoiceApplic
 			List<String> groupSerialNos = group.getValue();
 			for (int from = 0; from < groupSerialNos.size(); from += INVOICE_RESULT_QUERY_BATCH) {
 				List<String> batch = groupSerialNos.subList(from, Math.min(from + INVOICE_RESULT_QUERY_BATCH, groupSerialNos.size()));
+				String batchSerialNos = String.join(",", batch);
+				log.info("金蝶开票结果回写批次查询：销方税号=[{}]，单据编号=[{}]，数量={}", group.getKey(), batchSerialNos, batch.size());
 				try {
 					BfiInvoiceApplyOpenApiQueryDTO param = new BfiInvoiceApplyOpenApiQueryDTO();
-					param.setSerialNo(String.join(",", batch));
+					param.setSerialNo(batchSerialNos);
 					param.setSellerTaxpayerId(group.getKey());
-					BfiOpenApiResultVO<List<Object>> result = bfiService.queryInvoiceApplyInvoice(param);
+					BfiOpenApiResultVO<List<BfiInvoiceApplyOpenApiBillVO>> result = bfiService.queryInvoiceApplyInvoice(param);
 					if (result == null || !result.isSuccess() || result.getData() == null) {
 						failed++;
-						log.warn("金蝶开票结果回写批次查询未成功：serialNo=[{}]", String.join(",", batch));
+						log.warn("金蝶开票结果回写批次查询未成功：serialNo=[{}]", batchSerialNos);
 						continue;
 					}
-					for (Object billItem : result.getData()) {
+					log.info("金蝶开票结果回写批次查询成功：serialNo=[{}]，返回单据数={}", batchSerialNos, result.getData().size());
-						if (!(billItem instanceof Map)) {
+					for (BfiInvoiceApplyOpenApiBillVO bill : result.getData()) {
-							continue;
+						String billNo = bill.getBillNo();
-						}
-						Map<?, ?> billMap = (Map<?, ?>) billItem;
-						String billNo = firstText(billMap, "billNo", "billno");
 						InvoiceApplication application = applicationBySerialNo.get(billNo);
-						if (application == null || !(billMap.get("invoiceList") instanceof List)) {
+						if (application == null || bill.getInvoiceList() == null) {
 							continue;
 						}
 						int inserted = 0;
-						for (Object invoiceItem : (List<?>) billMap.get("invoiceList")) {
+						for (BfiInvoiceApplyOpenApiInvoiceVO invoice : bill.getInvoiceList()) {
-							if (!(invoiceItem instanceof Map)) {
+							String invoiceNo = invoice.getInvoiceNumber();
-								continue;
-							}
-							Map<?, ?> invoice = (Map<?, ?>) invoiceItem;
-							// 宽松提取关键字段（票易通原文，字段名联调校准后收敛），原文整体 JSON 留档
-							String invoiceNo = firstText(invoice, "invoiceNo", "invoice_no", "invoiceNumber");
 							if (Func.isBlank(invoiceNo)) {
 								continue;
 							}
@@ -809,17 +807,20 @@ public class InvoiceApplicationServiceImpl extends BaseServiceImpl<InvoiceApplic
 									.eq(InvoiceApplicationInvoice::getInvoiceApplicationId, application.getId())
 									.eq(InvoiceApplicationInvoice::getInvoiceNo, invoiceNo));
 							if (exists != null && exists > 0) {
+								log.debug("金蝶开票结果回写：发票号码[{}]已存在，跳过", invoiceNo);
 								continue;
 							}
 							InvoiceApplicationInvoice record = new InvoiceApplicationInvoice();
 							record.setInvoiceApplicationId(application.getId());
 							record.setSerialNo(billNo);
 							record.setInvoiceNo(invoiceNo);
-							record.setInvoiceDate(parseInvoiceDate(firstText(invoice, "invoiceDate", "invoice_date", "issueDate", "billingDate")));
+							record.setInvoiceDate(parseInvoiceDateTimestamp(invoice.getInvoiceDate()));
-							record.setInvoiceAmount(parseDecimal(firstText(invoice, "amountWithTax", "totalAmount", "invoiceAmount", "priceTaxTotal")));
+							record.setInvoiceAmount(invoice.getIncludeTaxAmount());
 							record.setRawJson(JsonUtil.toJson(invoice));
 							invoiceApplicationInvoiceMapper.insert(record);
 							inserted++;
+							log.info("金蝶开票结果回写：写入发票，申请单号=[{}]，单据编号=[{}]，发票号码=[{}]，含税金额=[{}]",
+								application.getApplicationNo(), billNo, invoiceNo, invoice.getIncludeTaxAmount());
 						}
 						if (inserted > 0) {
 							invoiceWritten += inserted;
@@ -827,14 +828,17 @@ public class InvoiceApplicationServiceImpl extends BaseServiceImpl<InvoiceApplic
 							application.setKingdeeStatus(KingdeeBfiConstant.KINGDEE_STATUS_INVOICED);
 							updateById(application);
 							invoicedCount++;
+							log.info("金蝶开票结果回写：开票申请[{}]状态推进为invoiced，本次写入发票{}张", application.getApplicationNo(), inserted);
 						}
 					}
 				} catch (Exception exception) {
 					failed++;
-					log.error("金蝶开票结果回写批次异常：serialNo=[{}]", String.join(",", batch), exception);
+					log.error("金蝶开票结果回写批次异常：serialNo=[{}]", batchSerialNos, exception);
 				}
 			}
 		}
+		log.info("金蝶开票结果回写完成：待查开票申请{}笔（销方税号无法解析跳过{}笔），回写发票{}张（开票完成{}笔，失败批次{}个）",
+			applications.size(), unresolved, invoiceWritten, invoicedCount, failed);
 		return "金蝶开票结果回写完成：待查开票申请" + applications.size() + "笔（销方税号无法解析跳过" + unresolved
 			+ "笔），回写发票" + invoiceWritten + "张（开票完成" + invoicedCount + "笔，失败批次" + failed + "个）";
 	}
@@ -877,6 +881,19 @@ public class InvoiceApplicationServiceImpl extends BaseServiceImpl<InvoiceApplic
 		return null;
 	}
 
+	/** 解析时间戳格式的开票日期（毫秒时间戳），无法解析返回 null */
+	private LocalDateTime parseInvoiceDateTimestamp(Long timestamp) {
+		if (timestamp == null) {
+			return null;
+		}
+		try {
+			return LocalDateTime.ofInstant(java.time.Instant.ofEpochMilli(timestamp), java.time.ZoneId.systemDefault());
+		} catch (Exception exception) {
+			log.warn("金蝶开票结果开票日期时间戳解析失败：[{}]", timestamp);
+			return null;
+		}
+	}
+
 	/** 宽松解析金额文本，无法解析返回 null */
 	private BigDecimal parseDecimal(String text) {
 		if (Func.isBlank(text)) {

blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/feign/IBfiClient.java

@@ -361,10 +361,10 @@ public interface IBfiClient {
 	 *
 	 * @param accessToken 访问令牌，通过 getToken 获取
 	 * @param param       请求参数，data 为原文 JSON 的 Base64 编码
-	 * @return 发票查询结果
+	 * @return 发票查询结果，data 为 Base64 编码字符串
 	 */
 	@PostMapping(INVOICE_APPLY_OPEN_API_URL)
-	BfiOpenApiResultVO<List<Object>> invoiceApplyOpenApi(@RequestHeader(BfiConstant.HEADER_ACCESS_TOKEN) String accessToken, @RequestBody BfiInvoiceApplyOpenApiBodyDTO param);
+	BfiOpenApiResultVO<String> invoiceApplyOpenApi(@RequestHeader(BfiConstant.HEADER_ACCESS_TOKEN) String accessToken, @RequestBody BfiInvoiceApplyOpenApiBodyDTO param);
 
 	/**
 	 * A303-2 收票单新增（批量保存）

blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/pojo/vo/BfiInvoiceApplyOpenApiBillVO.java

@@ -0,0 +1,51 @@
+/**
+ * BladeX Commercial License Agreement
+ * Copyright (c) 2018-2099, https://bladex.cn. All rights reserved.
+ * <p>
+ * Use of this software is governed by the Commercial License Agreement
+ * obtained after purchasing a license from BladeX.
+ * <p>
+ * 1. This software is for development use only under a valid license
+ * from BladeX.
+ * <p>
+ * 2. Redistribution of this software's source code to any third party
+ * without a commercial license is strictly prohibited.
+ * <p>
+ * 3. Licensees may copyright their own code but cannot use segments
+ * from this software for such purposes. Copyright of this software
+ * remains with BladeX.
+ * <p>
+ * Using this software signifies agreement to this License, and the software
+ * must not be used for illegal purposes.
+ * <p>
+ * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY. THE AUTHOR IS
+ * NOT LIABLE FOR ANY CLAIMS ARISING FROM SECONDARY OR ILLEGAL DEVELOPMENT.
+ * <p>
+ * Author: Chill Zhuang (bladejava@qq.com)
+ */
+package org.springblade.thirdparty.bfi.pojo.vo;
+
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * 业财融合（BFI）A303-5 开票申请发票查询返回单据信息
+ *
+ * @author Chill
+ */
+@Data
+public class BfiInvoiceApplyOpenApiBillVO implements Serializable {
+	@Serial
+	private static final long serialVersionUID = 1L;
+	/**
+	 * 单据编号
+	 */
+	private String billNo;
+	/**
+	 * 发票列表
+	 */
+	private List<BfiInvoiceApplyOpenApiInvoiceVO> invoiceList;
+}

blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/pojo/vo/BfiInvoiceApplyOpenApiInvoiceVO.java

@@ -0,0 +1,341 @@
+/**
+ * BladeX Commercial License Agreement
+ * Copyright (c) 2018-2099, https://bladex.cn. All rights reserved.
+ * <p>
+ * Use of this software is governed by the Commercial License Agreement
+ * obtained after purchasing a license from BladeX.
+ * <p>
+ * 1. This software is for development use only under a valid license
+ * from BladeX.
+ * <p>
+ * 2. Redistribution of this software's source code to any third party
+ * without a commercial license is strictly prohibited.
+ * <p>
+ * 3. Licensees may copyright their own code but cannot use segments
+ * from this software for such purposes. Copyright of this software
+ * remains with BladeX.
+ * <p>
+ * Using this software signifies agreement to this License, and the software
+ * must not be used for illegal purposes.
+ * <p>
+ * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY. THE AUTHOR IS
+ * NOT LIABLE FOR ANY CLAIMS ARISING FROM SECONDARY OR ILLEGAL DEVELOPMENT.
+ * <p>
+ * Author: Chill Zhuang (bladejava@qq.com)
+ */
+package org.springblade.thirdparty.bfi.pojo.vo;
+
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+import java.math.BigDecimal;
+import java.util.List;
+
+/**
+ * 业财融合（BFI）A303-5 开票申请发票查询返回发票明细
+ *
+ * @author Chill
+ */
+@Data
+public class BfiInvoiceApplyOpenApiInvoiceVO implements Serializable {
+	@Serial
+	private static final long serialVersionUID = 1L;
+	/**
+	 * 发票ID
+	 */
+	private Long id;
+	/**
+	 * 发票代码
+	 */
+	private String invoiceCode;
+	/**
+	 * 发票号码
+	 */
+	private String invoiceNumber;
+	/**
+	 * 开票日期（时间戳）
+	 */
+	private Long invoiceDate;
+	/**
+	 * 发票类型
+	 */
+	private String invoiceType;
+	/**
+	 * 发票状态
+	 */
+	private Integer invoiceStatus;
+	/**
+	 * 发票属性
+	 */
+	private Integer invoiceProperty;
+	/**
+	 * 发票来源
+	 */
+	private String invoiceSource;
+	/**
+	 * 单据编号
+	 */
+	private String billNo;
+	/**
+	 * 流水号
+	 */
+	private String serialNo;
+	/**
+	 * 购方名称
+	 */
+	private String buyerName;
+	/**
+	 * 购方纳税人识别号
+	 */
+	private String buyerTaxpayerId;
+	/**
+	 * 购方地址及电话
+	 */
+	private String buyerAddressAndTel;
+	/**
+	 * 购方银行及账号
+	 */
+	private String buyerBankAndAccount;
+	/**
+	 * 购方性质
+	 */
+	private Integer buyerProperty;
+	/**
+	 * 购方收件人邮箱
+	 */
+	private String buyerRecipientMail;
+	/**
+	 * 购方收件人电话
+	 */
+	private String buyerRecipientPhone;
+	/**
+	 * 销方名称
+	 */
+	private String sellerName;
+	/**
+	 * 销方纳税人识别号
+	 */
+	private String sellerTaxpayerId;
+	/**
+	 * 销方地址及电话
+	 */
+	private String sellerAddressAndTel;
+	/**
+	 * 销方银行及账号
+	 */
+	private String sellerBankAndAccount;
+	/**
+	 * 不含税金额
+	 */
+	private BigDecimal totalAmount;
+	/**
+	 * 税额
+	 */
+	private BigDecimal totalTaxAmount;
+	/**
+	 * 价税合计
+	 */
+	private BigDecimal includeTaxAmount;
+	/**
+	 * 可红冲金额
+	 */
+	private BigDecimal canRedAmount;
+	/**
+	 * 可红冲税额
+	 */
+	private BigDecimal canRedTaxAmount;
+	/**
+	 * 合并差额税额
+	 */
+	private BigDecimal mergeDifferTaxAmount;
+	/**
+	 * 开票人
+	 */
+	private String drawer;
+	/**
+	 * 收款人
+	 */
+	private String payee;
+	/**
+	 * 复核人
+	 */
+	private String reviewer;
+	/**
+	 * 作废人
+	 */
+	private String canceler;
+	/**
+	 * 备注
+	 */
+	private String remark;
+	/**
+	 * 校验码
+	 */
+	private String checkCode;
+	/**
+	 * 合同编号
+	 */
+	private String contractNo;
+	/**
+	 * 设备编号
+	 */
+	private String deviceNo;
+	/**
+	 * 终端编号
+	 */
+	private String terminalNo;
+	/**
+	 * 机构名称
+	 */
+	private String orgName;
+	/**
+	 * 原发票代码
+	 */
+	private String originalInvoiceCode;
+	/**
+	 * 原发票号码
+	 */
+	private String originalInvoiceNumber;
+	/**
+	 * 红冲单据号
+	 */
+	private String redInfoBillNo;
+	/**
+	 * 红冲原因
+	 */
+	private String redReason;
+	/**
+	 * 作废原因
+	 */
+	private String abolishReason;
+	/**
+	 * 发票文件URL
+	 */
+	private String invoiceFileUrl;
+	/**
+	 * 发票图片URL
+	 */
+	private String invoiceImageUrl;
+	/**
+	 * 开具状态
+	 */
+	private String issueStatus;
+	/**
+	 * 下载标记
+	 */
+	private Integer downloadFlag;
+	/**
+	 * 打印标记
+	 */
+	private Integer printFlag;
+	/**
+	 * 库存标记
+	 */
+	private Integer inventoryFlag;
+	/**
+	 * 特殊红冲标记
+	 */
+	private Integer specialRedFlag;
+	/**
+	 * 拆分合并标记
+	 */
+	private String splitOrMergeFlag;
+	/**
+	 * 商品明细列表
+	 */
+	private List<BfiInvoiceApplyOpenApiGoodsVO> goods;
+
+	/**
+	 * 业财融合（BFI）A303-5 开票申请发票查询返回商品明细
+	 */
+	@Data
+	public static class BfiInvoiceApplyOpenApiGoodsVO implements Serializable {
+		@Serial
+		private static final long serialVersionUID = 1L;
+		/**
+		 * 明细ID
+		 */
+		private String detailId;
+		/**
+		 * 明细行号
+		 */
+		private Integer detailRowNo;
+		/**
+		 * 序号
+		 */
+		private Integer seq;
+		/**
+		 * 商品名称
+		 */
+		private String goodsName;
+		/**
+		 * 规格型号
+		 */
+		private String specification;
+		/**
+		 * 单位
+		 */
+		private String units;
+		/**
+		 * 数量
+		 */
+		private String quantity;
+		/**
+		 * 单价
+		 */
+		private String price;
+		/**
+		 * 金额
+		 */
+		private BigDecimal amount;
+		/**
+		 * 税率
+		 */
+		private String taxRate;
+		/**
+		 * 税额
+		 */
+		private BigDecimal taxAmount;
+		/**
+		 * 含税金额
+		 */
+		private BigDecimal includeTaxAmount;
+		/**
+		 * 含税单价
+		 */
+		private String includeTaxPrice;
+		/**
+		 * 行性质
+		 */
+		private Integer lineProperty;
+		/**
+		 * 税收分类编码
+		 */
+		private String revenueCode;
+		/**
+		 * 税收分类名称
+		 */
+		private String revenueName;
+		/**
+		 * 单据来源ID
+		 */
+		private String billSourceId;
+		/**
+		 * 优惠标记
+		 */
+		private Integer privilegeFlag;
+		/**
+		 * 优惠内容
+		 */
+		private String privilegeContent;
+		/**
+		 * 征税标记
+		 */
+		private String taxFlag;
+		/**
+		 * 零税率标记
+		 */
+		private String zeroTaxRateFlag;
+	}
+}

blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/service/IBfiService.java

@@ -53,6 +53,7 @@ import org.springblade.thirdparty.bfi.pojo.vo.BfiBillSaveResultVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiClaimAnnounceVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiCustomerVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiExchangeRateVO;
+import org.springblade.thirdparty.bfi.pojo.vo.BfiInvoiceApplyOpenApiBillVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiInvoiceApplyVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiInvoicePoolVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiOpenApiResultVO;
@@ -231,9 +232,9 @@ public interface IBfiService {
 	 * A303-5 开票申请发票查询
 	 *
 	 * @param param 查询原文参数，单据编号多个用英文逗号隔开，上限50个
-	 * @return 发票查询结果，data 内容参考票易通文档
+	 * @return 发票查询结果，data 为单据及发票明细列表
 	 */
-	BfiOpenApiResultVO<List<Object>> queryInvoiceApplyInvoice(BfiInvoiceApplyOpenApiQueryDTO param);
+	BfiOpenApiResultVO<List<BfiInvoiceApplyOpenApiBillVO>> queryInvoiceApplyInvoice(BfiInvoiceApplyOpenApiQueryDTO param);
 
 	/**
 	 * A303-2 收票单新增（批量保存）

blade-third-party-api/blade-bfi-api/src/main/java/org/springblade/thirdparty/bfi/service/impl/BfiServiceImpl.java

@@ -25,6 +25,7 @@
  */
 package org.springblade.thirdparty.bfi.service.impl;
 
+import cn.hutool.json.JSONObject;
 import cn.hutool.json.JSONUtil;
 import feign.Response;
 import lombok.RequiredArgsConstructor;
@@ -76,6 +77,7 @@ import org.springblade.thirdparty.bfi.pojo.vo.BfiBillSaveResultVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiClaimAnnounceVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiCustomerVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiExchangeRateVO;
+import org.springblade.thirdparty.bfi.pojo.vo.BfiInvoiceApplyOpenApiBillVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiInvoiceApplyVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiInvoicePoolVO;
 import org.springblade.thirdparty.bfi.pojo.vo.BfiOpenApiResultVO;
@@ -398,7 +400,7 @@ public class BfiServiceImpl implements IBfiService {
 	}
 
 	@Override
-	public BfiOpenApiResultVO<List<Object>> queryInvoiceApplyInvoice(BfiInvoiceApplyOpenApiQueryDTO param) {
+	public BfiOpenApiResultVO<List<BfiInvoiceApplyOpenApiBillVO>> queryInvoiceApplyInvoice(BfiInvoiceApplyOpenApiQueryDTO param) {
 		if (param == null || StringUtil.isBlank(param.getSerialNo()) || StringUtil.isBlank(param.getSellerTaxpayerId())) {
 			throw new BfiException("查询BFI开票申请发票失败，单据编号与销方税号不能为空");
 		}
@@ -409,7 +411,18 @@ public class BfiServiceImpl implements IBfiService {
 		body.setInterfaceCode(BfiConstant.INVOICE_APPLY_OPEN_API_CODE);
 		body.setData(data);
 		String accessToken = getAccessToken();
-		BfiOpenApiResultVO<List<Object>> result = commonOpenApiCall("开票申请发票查询", () -> client.invoiceApplyOpenApi(accessToken, body));
+		BfiOpenApiResultVO<String> rawResult = commonOpenApiCall("开票申请发票查询", () -> client.invoiceApplyOpenApi(accessToken, body));
+		// 响应 data 为 Base64 编码字符串，需解码后解析为 JSON
+		BfiOpenApiResultVO<List<BfiInvoiceApplyOpenApiBillVO>> result = new BfiOpenApiResultVO<>();
+		result.setErrorCode(rawResult.getErrorCode());
+		result.setSuccess(rawResult.getSuccess());
+		if (rawResult.isSuccess() && StringUtil.isNotBlank(rawResult.getData())) {
+			String decodedJson = new String(Base64.getDecoder().decode(rawResult.getData()), StandardCharsets.UTF_8);
+			JSONObject decodedObj = JSONUtil.parseObj(decodedJson);
+			result.setErrorCode(decodedObj.getStr("errorCode"));
+			result.setSuccess(decodedObj.getBool("success"));
+			result.setData(decodedObj.getBeanList("data", BfiInvoiceApplyOpenApiBillVO.class));
+		}
 		return result;
 	}
 

blade-third-party-api/blade-bfi-api/src/test/java/org/springblade/thirdparty/bfi/service/BfiServiceImplTest.java

@@ -385,10 +385,13 @@ class BfiServiceImplTest {
 	@Test
 	void queryInvoiceApplyInvoiceShouldEncodeBase64Data() {
 		mockAccessToken();
-		BfiOpenApiResultVO<List<Object>> openApiResult = new BfiOpenApiResultVO<>();
+		// 模拟接口返回 base64 编码的 data
+		String responseData = "{\"data\":[{\"billNo\":\"KPSQ-1\",\"invoiceList\":[]}],\"errorCode\":\"0\",\"success\":true}";
+		String encodedData = Base64.getEncoder().encodeToString(responseData.getBytes(StandardCharsets.UTF_8));
+		BfiOpenApiResultVO<String> openApiResult = new BfiOpenApiResultVO<>();
 		openApiResult.setSuccess(true);
 		openApiResult.setErrorCode("S0000");
-		openApiResult.setData(List.of());
+		openApiResult.setData(encodedData);
 		when(client.invoiceApplyOpenApi(anyString(), any())).thenReturn(openApiResult);
 		BfiInvoiceApplyOpenApiQueryDTO param = new BfiInvoiceApplyOpenApiQueryDTO();
 		param.setSerialNo("KPSQ-1,KPSQ-2");