feat(pricing): 增加券码重复使用功能并优化相关数据结构

- 在 PriceVoucherUsageRecord 和 VoucherUsageRecordResp 中添加 usageSequence 字段，用于记录券码的使用序号- 更新 PriceVoucherCode 实体和相关 mapper，增加 currentUseCount 和 lastUsedTime 字段
- 修改 VoucherCodeServiceImpl 和 VoucherServiceImpl 中的券码使用逻辑，支持重复使用
- 新增VoucherBatchOverviewResp、VoucherDetailResp、VoucherUsageSummaryResp 和 VoucherValidationResp 等新的响应 DTO 类，用于提供券码批次概览、详情、使用统计和验证等功能

src/main/java/com/ycwl/basic/pricing/dto/resp/VoucherBatchOverviewResp.java

@@ -0,0 +1,80 @@
+package com.ycwl.basic.pricing.dto.resp;
+
+import lombok.Data;
+
+import java.math.BigDecimal;
+
+/**
+ * 券码批次概览响应
+ */
+@Data
+public class VoucherBatchOverviewResp {
+    
+    /**
+     * 批次ID
+     */
+    private Long batchId;
+    
+    /**
+     * 批次名称
+     */
+    private String batchName;
+    
+    /**
+     * 券码总数
+     */
+    private Integer totalCodes;
+    
+    /**
+     * 已领取券码数
+     */
+    private Integer claimedCodes;
+    
+    /**
+     * 已使用券码数（至少使用过一次）
+     */
+    private Integer usedCodes;
+    
+    /**
+     * 已达到最大使用次数的券码数
+     */
+    private Integer exhaustedCodes;
+    
+    /**
+     * 总使用记录数（支持重复使用）
+     */
+    private Integer totalUsageRecords;
+    
+    /**
+     * 平均每个券码使用次数
+     */
+    private BigDecimal averageUsagePerCode;
+    
+    /**
+     * 重复使用率 (重复使用的券码数/已使用券码数 * 100)
+     */
+    private BigDecimal repeatUsageRate;
+    
+    /**
+     * 可重复使用设置
+     */
+    private RepeatableSettings repeatableSettings;
+    
+    @Data
+    public static class RepeatableSettings {
+        /**
+         * 每个券码最大使用次数
+         */
+        private Integer maxUseCount;
+        
+        /**
+         * 每个用户最大使用次数
+         */
+        private Integer maxUsePerUser;
+        
+        /**
+         * 使用间隔小时数
+         */
+        private Integer useIntervalHours;
+    }
+}

src/main/java/com/ycwl/basic/pricing/dto/resp/VoucherDetailResp.java

@@ -0,0 +1,142 @@
+package com.ycwl.basic.pricing.dto.resp;
+
+import com.ycwl.basic.pricing.enums.ProductType;
+import lombok.Data;
+
+import java.math.BigDecimal;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * 券码详情响应
+ */
+@Data
+public class VoucherDetailResp {
+    
+    /**
+     * 券码
+     */
+    private String voucherCode;
+    
+    /**
+     * 批次信息
+     */
+    private BatchInfo batchInfo;
+    
+    /**
+     * 使用信息
+     */
+    private UsageInfo usageInfo;
+    
+    /**
+     * 用户信息
+     */
+    private UserInfo userInfo;
+    
+    /**
+     * 状态信息
+     */
+    private StatusInfo statusInfo;
+    
+    @Data
+    public static class BatchInfo {
+        /**
+         * 批次ID
+         */
+        private Long batchId;
+        
+        /**
+         * 批次名称
+         */
+        private String batchName;
+        
+        /**
+         * 优惠类型 (0: 赠品兑换, 1: 金额抵扣, 2: 百分比折扣)
+         */
+        private Integer discountType;
+        
+        /**
+         * 优惠值
+         */
+        private BigDecimal discountValue;
+        
+        /**
+         * 适用商品类型
+         */
+        private List<ProductType> applicableProducts;
+    }
+    
+    @Data
+    public static class UsageInfo {
+        /**
+         * 最大使用次数
+         */
+        private Integer maxUseCount;
+        
+        /**
+         * 当前已使用次数
+         */
+        private Integer currentUseCount;
+        
+        /**
+         * 剩余使用次数
+         */
+        private Integer remainingUseCount;
+        
+        /**
+         * 每个用户最大使用次数
+         */
+        private Integer maxUsePerUser;
+        
+        /**
+         * 使用间隔小时数
+         */
+        private Integer useIntervalHours;
+        
+        /**
+         * 是否还能使用
+         */
+        private Boolean canUseMore;
+    }
+    
+    @Data
+    public static class UserInfo {
+        /**
+         * 用户人脸ID
+         */
+        private Long faceId;
+        
+        /**
+         * 该用户已使用此券码的次数
+         */
+        private Integer userUsageCount;
+        
+        /**
+         * 最后使用时间
+         */
+        private Date lastUsedTime;
+        
+        /**
+         * 下次可用时间
+         */
+        private Date nextAvailableTime;
+    }
+    
+    @Data
+    public static class StatusInfo {
+        /**
+         * 状态码
+         */
+        private Integer status;
+        
+        /**
+         * 状态名称
+         */
+        private String statusName;
+        
+        /**
+         * 领取时间
+         */
+        private Date claimedTime;
+    }
+}

src/main/java/com/ycwl/basic/pricing/dto/resp/VoucherUsageRecordResp.java

@@ -47,6 +47,11 @@ public class VoucherUsageRecordResp {
      */
     private String batchName;
     
+    /**
+     * 使用序号（该券码的第几次使用）
+     */
+    private Integer usageSequence;
+    
     /**
      * 使用时间
      */

src/main/java/com/ycwl/basic/pricing/dto/resp/VoucherUsageSummaryResp.java

@@ -0,0 +1,100 @@
+package com.ycwl.basic.pricing.dto.resp;
+
+import lombok.Data;
+
+import java.math.BigDecimal;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * 券码使用统计摘要响应
+ */
+@Data
+public class VoucherUsageSummaryResp {
+    
+    /**
+     * 券码
+     */
+    private String voucherCode;
+    
+    /**
+     * 批次ID
+     */
+    private Long batchId;
+    
+    /**
+     * 批次名称
+     */
+    private String batchName;
+    
+    /**
+     * 总使用记录数（重复使用产生多条记录）
+     */
+    private Integer totalUsageRecords;
+    
+    /**
+     * 使用过的独立用户数
+     */
+    private Integer uniqueUsers;
+    
+    /**
+     * 使用统计
+     */
+    private UsageStatistics usageStatistics;
+    
+    /**
+     * 使用时间轴
+     */
+    private List<UsageTimeline> usageTimeline;
+    
+    @Data
+    public static class UsageStatistics {
+        /**
+         * 最大可使用次数
+         */
+        private Integer maxUseCount;
+        
+        /**
+         * 当前已使用次数
+         */
+        private Integer currentUseCount;
+        
+        /**
+         * 剩余使用次数
+         */
+        private Integer remainingUseCount;
+        
+        /**
+         * 使用率
+         */
+        private BigDecimal usageRate;
+        
+        /**
+         * 是否还能使用
+         */
+        private Boolean canUseMore;
+    }
+    
+    @Data
+    public static class UsageTimeline {
+        /**
+         * 使用时间
+         */
+        private Date useTime;
+        
+        /**
+         * 用户人脸ID
+         */
+        private Long faceId;
+        
+        /**
+         * 订单ID
+         */
+        private String orderId;
+        
+        /**
+         * 优惠金额
+         */
+        private BigDecimal discountAmount;
+    }
+}

src/main/java/com/ycwl/basic/pricing/dto/resp/VoucherValidationResp.java

@@ -0,0 +1,33 @@
+package com.ycwl.basic.pricing.dto.resp;
+
+import com.ycwl.basic.pricing.dto.VoucherInfo;
+import lombok.Builder;
+import lombok.Data;
+
+/**
+ * 券码验证响应
+ */
+@Data
+@Builder
+public class VoucherValidationResp {
+    
+    /**
+     * 券码
+     */
+    private String voucherCode;
+    
+    /**
+     * 是否可用
+     */
+    private Boolean available;
+    
+    /**
+     * 不可用原因
+     */
+    private String unavailableReason;
+    
+    /**
+     * 券码详细信息
+     */
+    private VoucherInfo voucherInfo;
+}

src/main/java/com/ycwl/basic/pricing/entity/PriceVoucherUsageRecord.java

@@ -44,6 +44,11 @@ public class PriceVoucherUsageRecord {
      */
     private Long batchId;
     
+    /**
+     * 使用序号（该券码的第几次使用）
+     */
+    private Integer usageSequence;
+    
     /**
      * 使用时间
      */

src/main/java/com/ycwl/basic/pricing/mapper/PriceVoucherCodeMapper.java

@@ -58,17 +58,6 @@ public interface PriceVoucherCodeMapper extends BaseMapper<PriceVoucherCode> {
                      @Param("faceId") Long faceId, 
                      @Param("claimedTime") LocalDateTime claimedTime);
     
-    /**
-     * 使用券码（更新状态为已使用）
-     * @param code 券码
-     * @param usedTime 使用时间
-     * @param remark 使用备注
-     * @return 影响行数
-     */
-    int useVoucher(@Param("code") String code, 
-                   @Param("usedTime") LocalDateTime usedTime, 
-                   @Param("remark") String remark);
-    
     /**
      * 根据批次ID查询券码列表（支持分页）
      * @param batchId 批次ID

src/main/java/com/ycwl/basic/pricing/service/impl/VoucherCodeServiceImpl.java

@@ -49,74 +49,79 @@ public class VoucherCodeServiceImpl implements VoucherCodeService {
     private VoucherBatchService voucherBatchService;
     
     @Override
-    public void generateVoucherCodes(Long batchId, Long scenicId, Integer count) {
+public void generateVoucherCodes(Long batchId, Long scenicId, Integer count) {
-        List<PriceVoucherCode> codes = new ArrayList<>();
+    List<PriceVoucherCode> codes = new ArrayList<>();
     
-        for (int i = 0; i < count; i++) {
+    for (int i = 0; i < count; i++) {
-            PriceVoucherCode code = new PriceVoucherCode();
+        PriceVoucherCode code = new PriceVoucherCode();
-            code.setBatchId(batchId);
+        code.setBatchId(batchId);
-            code.setScenicId(scenicId);
+        code.setScenicId(scenicId);
-            code.setCode(generateVoucherCode());
+        code.setCode(generateVoucherCode());
-            code.setStatus(VoucherCodeStatus.UNCLAIMED.getCode());
+        code.setStatus(VoucherCodeStatus.UNCLAIMED.getCode());
-            code.setCreateTime(new Date());
+        code.setCurrentUseCount(0);  // 初始化使用次数为0
-            code.setDeleted(0);
+        code.setCreateTime(new Date());
-            codes.add(code);
+        code.setDeleted(0);
-        }
+        codes.add(code);
-        
-        for (PriceVoucherCode code : codes) {
-            voucherCodeMapper.insert(code);
-        }
     }
     
+    for (PriceVoucherCode code : codes) {
+        voucherCodeMapper.insert(code);
+    }
+}
+    
     @Override
-    @Transactional
+@Transactional
-    public VoucherCodeResp claimVoucher(VoucherClaimReq req) {
+public VoucherCodeResp claimVoucher(VoucherClaimReq req) {
-        if (req.getScenicId() == null) {
+    if (req.getScenicId() == null) {
-            throw new BizException(400, "景区ID不能为空");
+        throw new BizException(400, "景区ID不能为空");
-        }
-        if (req.getFaceId() == null) {
-            throw new BizException(400, "用户faceId不能为空");
-        }
-        if (!StringUtils.hasText(req.getCode())) {
-            throw new BizException(400, "券码不能为空");
-        }
-        
-        // 验证券码是否存在且未被领取
-        LambdaQueryWrapper<PriceVoucherCode> wrapper = new LambdaQueryWrapper<>();
-        wrapper.eq(PriceVoucherCode::getCode, req.getCode())
-                .eq(PriceVoucherCode::getScenicId, req.getScenicId())
-                .eq(PriceVoucherCode::getDeleted, 0);
-        
-        PriceVoucherCode voucherCode = voucherCodeMapper.selectOne(wrapper);
-        if (voucherCode == null) {
-            throw new BizException(400, "券码不存在或不属于该景区");
-        }
-        
-        if (!Objects.equals(voucherCode.getStatus(), VoucherCodeStatus.UNCLAIMED.getCode())) {
-            throw new BizException(400, "券码已被领取或已使用");
-        }
-        
-        if (!canClaimVoucher(req.getFaceId(), req.getScenicId())) {
-            throw new BizException(400, "该用户在此景区已领取过券码");
-        }
-        
-        // 获取券码所属批次
-        PriceVoucherBatchConfig batch = voucherBatchMapper.selectById(voucherCode.getBatchId());
-        if (batch == null || batch.getDeleted() == 1) {
-            throw new BizException(400, "券码批次不存在");
-        }
-
-        // 更新券码状态
-        voucherCode.setFaceId(req.getFaceId());
-        voucherCode.setStatus(VoucherCodeStatus.CLAIMED_UNUSED.getCode());
-        voucherCode.setClaimedTime(new Date());
-        
-        voucherCodeMapper.updateById(voucherCode);
-        
-        voucherBatchService.updateBatchClaimedCount(batch.getId());
-        
-        return convertToResp(voucherCode, batch);
     }
+    if (req.getFaceId() == null) {
+        throw new BizException(400, "用户faceId不能为空");
+    }
+    if (!StringUtils.hasText(req.getCode())) {
+        throw new BizException(400, "券码不能为空");
+    }
+    
+    // 验证券码是否存在且未被领取
+    LambdaQueryWrapper<PriceVoucherCode> wrapper = new LambdaQueryWrapper<>();
+    wrapper.eq(PriceVoucherCode::getCode, req.getCode())
+            .eq(PriceVoucherCode::getScenicId, req.getScenicId())
+            .eq(PriceVoucherCode::getDeleted, 0);
+    
+    PriceVoucherCode voucherCode = voucherCodeMapper.selectOne(wrapper);
+    if (voucherCode == null) {
+        throw new BizException(400, "券码不存在或不属于该景区");
+    }
+    
+    if (!Objects.equals(voucherCode.getStatus(), VoucherCodeStatus.UNCLAIMED.getCode())) {
+        throw new BizException(400, "券码已被领取或已使用");
+    }
+    
+    if (!canClaimVoucher(req.getFaceId(), req.getScenicId())) {
+        throw new BizException(400, "该用户在此景区已领取过券码");
+    }
+    
+    // 获取券码所属批次
+    PriceVoucherBatchConfig batch = voucherBatchMapper.selectById(voucherCode.getBatchId());
+    if (batch == null || batch.getDeleted() == 1) {
+        throw new BizException(400, "券码批次不存在");
+    }
+
+    // 更新券码状态
+    voucherCode.setFaceId(req.getFaceId());
+    voucherCode.setStatus(VoucherCodeStatus.CLAIMED_UNUSED.getCode());
+    voucherCode.setClaimedTime(new Date());
+    // 确保currentUseCount被初始化
+    if (voucherCode.getCurrentUseCount() == null) {
+        voucherCode.setCurrentUseCount(0);
+    }
+    
+    voucherCodeMapper.updateById(voucherCode);
+    
+    voucherBatchService.updateBatchClaimedCount(batch.getId());
+    
+    return convertToResp(voucherCode, batch);
+}
     
     @Override
     public Page<VoucherCodeResp> queryCodeList(VoucherCodeQueryReq req) {
@@ -165,26 +170,31 @@ public class VoucherCodeServiceImpl implements VoucherCodeService {
     }
     
     @Override
-    @Transactional
+@Transactional
-    public void markCodeAsUsed(Long codeId, String remark) {
+public void markCodeAsUsed(Long codeId, String remark) {
-        PriceVoucherCode code = voucherCodeMapper.selectById(codeId);
+    PriceVoucherCode code = voucherCodeMapper.selectById(codeId);
-        if (code == null || code.getDeleted() == 1) {
+    if (code == null || code.getDeleted() == 1) {
-            throw new BizException(404, "券码不存在");
+        throw new BizException(404, "券码不存在");
-        }
-        
-        if (!Objects.equals(code.getStatus(), VoucherCodeStatus.CLAIMED_UNUSED.getCode())) {
-            throw new BizException(400, "券码状态异常，无法使用");
-        }
-        
-        code.setStatus(VoucherCodeStatus.USED.getCode());
-        code.setUsedTime(new Date());
-        code.setRemark(remark);
-        
-        voucherCodeMapper.updateById(code);
-        
-        voucherBatchService.updateBatchUsedCount(code.getBatchId());
     }
     
+    if (!Objects.equals(code.getStatus(), VoucherCodeStatus.CLAIMED_UNUSED.getCode())) {
+        throw new BizException(400, "券码状态异常，无法使用");
+    }
+    
+    // 更新使用计数和时间
+    Integer currentUseCount = code.getCurrentUseCount() != null ? code.getCurrentUseCount() : 0;
+    code.setCurrentUseCount(currentUseCount + 1);
+    code.setLastUsedTime(new Date());
+    
+    code.setStatus(VoucherCodeStatus.USED.getCode());
+    code.setUsedTime(new Date());
+    code.setRemark(remark);
+    
+    voucherCodeMapper.updateById(code);
+    
+    voucherBatchService.updateBatchUsedCount(code.getBatchId());
+}
+    
     @Override
     public boolean canClaimVoucher(Long faceId, Long scenicId) {
         Integer count = voucherCodeMapper.countByFaceIdAndScenicId(faceId, scenicId);

src/main/java/com/ycwl/basic/pricing/service/impl/VoucherServiceImpl.java

@@ -181,78 +181,82 @@ public class VoucherServiceImpl implements IVoucherService {
     }
     
     /**
-     * 标记券码为已使用（支持可重复使用）
+ * 标记券码为已使用（支持可重复使用）
-     * 
+ * 
-     * @param voucherCode 券码
+ * @param voucherCode 券码
-     * @param remark 使用备注
+ * @param remark 使用备注
-     * @param orderId 订单ID
+ * @param orderId 订单ID
-     * @param discountAmount 优惠金额
+ * @param discountAmount 优惠金额
-     * @param faceId 人脸ID
+ * @param faceId 人脸ID
-     */
+ */
-    @Override
+@Override
-    public void markVoucherAsUsed(String voucherCode, String remark, String orderId, BigDecimal discountAmount, Long faceId) {
+public void markVoucherAsUsed(String voucherCode, String remark, String orderId, BigDecimal discountAmount, Long faceId) {
-        if (!StringUtils.hasText(voucherCode)) {
+    if (!StringUtils.hasText(voucherCode)) {
-            return;
+        return;
-        }
-        
-        PriceVoucherCode voucherCodeEntity = voucherCodeMapper.selectByCode(voucherCode);
-        if (voucherCodeEntity == null || voucherCodeEntity.getDeleted() == 1) {
-            log.warn("券码不存在或已删除: {}", voucherCode);
-            return;
-        }
-        
-        PriceVoucherBatchConfig batchConfig = voucherBatchConfigMapper.selectById(voucherCodeEntity.getBatchId());
-        if (batchConfig == null || batchConfig.getDeleted() == 1) {
-            log.warn("券码批次不存在或已删除: batchId={}", voucherCodeEntity.getBatchId());
-            return;
-        }
-        
-        Date now = new Date();
-        
-        // 创建使用记录
-        PriceVoucherUsageRecord usageRecord = new PriceVoucherUsageRecord();
-        usageRecord.setVoucherCodeId(voucherCodeEntity.getId());
-        usageRecord.setVoucherCode(voucherCode);
-        usageRecord.setFaceId(faceId != null ? faceId : voucherCodeEntity.getFaceId());
-        usageRecord.setScenicId(voucherCodeEntity.getScenicId());
-        usageRecord.setBatchId(voucherCodeEntity.getBatchId());
-        usageRecord.setUseTime(now);
-        usageRecord.setOrderId(orderId);
-        usageRecord.setDiscountAmount(discountAmount);
-        usageRecord.setRemark(remark);
-        usageRecord.setCreateTime(now);
-        usageRecord.setDeleted(0);
-        
-        usageRecordMapper.insert(usageRecord);
-        
-        // 更新券码使用次数和状态
-        Integer currentUseCount = voucherCodeEntity.getCurrentUseCount() != null ? 
-            voucherCodeEntity.getCurrentUseCount() + 1 : 1;
-        voucherCodeEntity.setCurrentUseCount(currentUseCount);
-        voucherCodeEntity.setLastUsedTime(now);
-        
-        // 检查是否达到最大使用次数
-        Integer maxUseCount = batchConfig.getMaxUseCount();
-        if (maxUseCount != null && currentUseCount >= maxUseCount) {
-            if (maxUseCount == 1) {
-                // 兼容原有逻辑，单次使用设为USED状态
-                voucherCodeEntity.setStatus(VoucherCodeStatus.USED.getCode());
-                voucherCodeEntity.setUsedTime(now);
-            } else {
-                // 多次使用达到上限设为CLAIMED_EXHAUSTED状态
-                voucherCodeEntity.setStatus(VoucherCodeStatus.CLAIMED_EXHAUSTED.getCode());
-            }
-        }
-        
-        voucherCodeMapper.updateById(voucherCodeEntity);
-        
-        // 更新批次统计（使用记录数，不是使用券码数）
-        voucherBatchConfigMapper.updateUsedCount(voucherCodeEntity.getBatchId(), 1);
-        
-        log.info("券码使用记录已创建: code={}, useCount={}, maxUseCount={}, faceId={}", 
-            voucherCode, currentUseCount, maxUseCount, faceId);
     }
     
+    PriceVoucherCode voucherCodeEntity = voucherCodeMapper.selectByCode(voucherCode);
+    if (voucherCodeEntity == null || voucherCodeEntity.getDeleted() == 1) {
+        log.warn("券码不存在或已删除: {}", voucherCode);
+        return;
+    }
+    
+    PriceVoucherBatchConfig batchConfig = voucherBatchConfigMapper.selectById(voucherCodeEntity.getBatchId());
+    if (batchConfig == null || batchConfig.getDeleted() == 1) {
+        log.warn("券码批次不存在或已删除: batchId={}", voucherCodeEntity.getBatchId());
+        return;
+    }
+    
+    Date now = new Date();
+    
+    // 计算新的使用次数和序号
+    Integer currentUseCount = voucherCodeEntity.getCurrentUseCount() != null ? 
+        voucherCodeEntity.getCurrentUseCount() : 0;
+    Integer newUseCount = currentUseCount + 1;
+    
+    // 创建使用记录
+    PriceVoucherUsageRecord usageRecord = new PriceVoucherUsageRecord();
+    usageRecord.setVoucherCodeId(voucherCodeEntity.getId());
+    usageRecord.setVoucherCode(voucherCode);
+    usageRecord.setFaceId(faceId != null ? faceId : voucherCodeEntity.getFaceId());
+    usageRecord.setScenicId(voucherCodeEntity.getScenicId());
+    usageRecord.setBatchId(voucherCodeEntity.getBatchId());
+    usageRecord.setUsageSequence(newUseCount); // 设置使用序号，表示这是该券码的第几次使用
+    usageRecord.setUseTime(now);
+    usageRecord.setOrderId(orderId);
+    usageRecord.setDiscountAmount(discountAmount);
+    usageRecord.setRemark(remark);
+    usageRecord.setCreateTime(now);
+    usageRecord.setDeleted(0);
+    
+    usageRecordMapper.insert(usageRecord);
+    
+    // 更新券码使用次数和状态
+    voucherCodeEntity.setCurrentUseCount(newUseCount);
+    voucherCodeEntity.setLastUsedTime(now);
+    
+    // 检查是否达到最大使用次数
+    Integer maxUseCount = batchConfig.getMaxUseCount();
+    if (maxUseCount != null && newUseCount >= maxUseCount) {
+        if (maxUseCount == 1) {
+            // 兼容原有逻辑，单次使用设为USED状态
+            voucherCodeEntity.setStatus(VoucherCodeStatus.USED.getCode());
+            voucherCodeEntity.setUsedTime(now);
+        } else {
+            // 多次使用达到上限设为CLAIMED_EXHAUSTED状态
+            voucherCodeEntity.setStatus(VoucherCodeStatus.CLAIMED_EXHAUSTED.getCode());
+        }
+    }
+    
+    voucherCodeMapper.updateById(voucherCodeEntity);
+    
+    // 更新批次统计（使用记录数，不是使用券码数）
+    voucherBatchConfigMapper.updateUsedCount(voucherCodeEntity.getBatchId(), 1);
+    
+    log.info("券码使用记录已创建: code={}, useCount={}, maxUseCount={}, faceId={}, sequence={}", 
+        voucherCode, newUseCount, maxUseCount, faceId, newUseCount);
+}
+    
     @Override
     public boolean canClaimVoucher(Long faceId, Long scenicId) {
         if (faceId == null || scenicId == null) {

src/main/resources/mapper/PriceVoucherCodeMapper.xml

@@ -11,6 +11,8 @@
         <result column="face_id" property="faceId" jdbcType="BIGINT"/>
         <result column="claimed_time" property="claimedTime" jdbcType="TIMESTAMP"/>
         <result column="used_time" property="usedTime" jdbcType="TIMESTAMP"/>
+        <result column="current_use_count" property="currentUseCount" jdbcType="INTEGER"/>
+        <result column="last_used_time" property="lastUsedTime" jdbcType="TIMESTAMP"/>
         <result column="remark" property="remark" jdbcType="VARCHAR"/>
         <result column="create_time" property="createTime" jdbcType="TIMESTAMP"/>
         <result column="update_time" property="updateTime" jdbcType="TIMESTAMP"/>
@@ -20,7 +22,7 @@
 
     <sql id="Base_Column_List">
         id, batch_id, scenic_id, code, status, face_id, claimed_time, used_time, 
-        remark, create_time, update_time, deleted, deleted_at
+        current_use_count, last_used_time, remark, create_time, update_time, deleted, deleted_at
     </sql>
 
     <select id="selectByCode" resultMap="BaseResultMap">
@@ -69,16 +71,7 @@
           AND deleted = 0
     </update>
 
-    <update id="useVoucher">
+
-        UPDATE price_voucher_code
-        SET status = 2,
-            used_time = #{usedTime},
-            remark = #{remark},
-            update_time = NOW()
-        WHERE code = #{code}
-          AND (status = 1 OR status = 0)
-          AND deleted = 0
-    </update>
 
     <select id="selectByBatchId" resultMap="BaseResultMap">
         SELECT <include refid="Base_Column_List"/>