fix(qms-sampling-plan): 添加方案名称唯一性校验及细化异常处理

- 在新增抽样方案时校验方案名称是否已存在，防止重复
- 在编辑抽样方案时校验名称唯一性，排除当前方案自身
- 补充编辑和删除操作中方案存在性及发布状态校验
- 优化多个查询接口的空行及格式，提升代码可读性
- 细化字码矩阵及方案检验相关异常抛出信息，增强错误提示准确性
- 删除操作增加关联子表数据的级联清理，防止数据残留

nflg-qms-admin/src/main/java/com/nflg/qms/admin/service/QmsSamplingPlanControllerService.java

@@ -63,6 +63,11 @@ public class QmsSamplingPlanControllerService {
      */
     @Transactional(rollbackFor = Exception.class)
     public void add(@Valid QmsSamplingPlanAddQO request) {
+        VUtil.trueThrowBusinessError(samplingPlanService.lambdaQuery()
+                .eq(QmsSamplingPlan::getPlanName, request.getPlanName())
+                .exists()
+        ).throwMessage("方案名称已存在");
+
         String operator = UserUtil.getUserName();
         Long operatorId = UserUtil.getUserId();
         LocalDateTime now = LocalDateTime.now();
@@ -188,6 +193,12 @@ public class QmsSamplingPlanControllerService {
     public void edit(@Valid QmsSamplingPlanEditQO request) {
         Long planId = request.getId();
 
+        VUtil.trueThrowBusinessError(samplingPlanService.lambdaQuery()
+                .eq(QmsSamplingPlan::getPlanName, request.getPlanName())
+                .ne(QmsSamplingPlan::getId, planId)
+                .exists()
+        ).throwMessage("方案名称已存在");
+
         // 0. 验证抽样方案是否存在
         QmsSamplingPlan existPlan = samplingPlanService.getById(planId);
         VUtil.trueThrowBusinessError(ObjectUtil.isNull(existPlan)).throwMessage("抽样方案不存在");