feat: 宠物及预约查询服务优化

src/main/java/com/petstore/mapper/AppointmentMapper.java

@@ -41,4 +41,8 @@ public interface AppointmentMapper extends JpaRepository<Appointment, Long> {
             @Param("storeId") Long storeId,
             @Param("start") LocalDateTime start,
             @Param("end") LocalDateTime end);
+
+    /** 本店是否存在关联该宠物的预约（与 listByStoreServed 口径一致） */
+    @Query("SELECT COUNT(a) > 0 FROM Appointment a WHERE a.petId = :petId AND a.storeId = :storeId AND a.deleted = false")
+    boolean existsByPetIdAndStoreIdAndDeletedFalse(@Param("petId") Long petId, @Param("storeId") Long storeId);
 }

src/main/java/com/petstore/service/PetService.java

@@ -1,7 +1,9 @@
 package com.petstore.service;
 
 import com.petstore.entity.Pet;
+import com.petstore.mapper.AppointmentMapper;
 import com.petstore.mapper.PetMapper;
+import com.petstore.mapper.UserMapper;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
@@ -14,6 +16,8 @@ import java.util.Optional;
 @RequiredArgsConstructor
 public class PetService {
     private final PetMapper petMapper;
+    private final UserMapper userMapper;
+    private final AppointmentMapper appointmentMapper;
 
     /** 客户：仅自己的宠物 */
     public List<Pet> listByOwner(Long ownerUserId) {
@@ -61,8 +65,20 @@ public class PetService {
             if (!pet.getOwnerUserId().equals(operatorUserId)) {
                 return Map.of("code", 403, "message", "无权修改该宠物");
             }
+        } else if ("boss".equals(role) || "staff".equals(role)) {
+            var uOpt = userMapper.findByIdAndDeletedFalse(operatorUserId);
+            if (uOpt.isEmpty()) {
+                return Map.of("code", 403, "message", "无权修改该宠物");
+            }
+            Long storeId = uOpt.get().getStoreId();
+            if (storeId == null) {
+                return Map.of("code", 403, "message", "无权修改该宠物");
+            }
+            if (!appointmentMapper.existsByPetIdAndStoreIdAndDeletedFalse(pet.getId(), storeId)) {
+                return Map.of("code", 403, "message", "仅可修改本店预约关联过的宠物");
+            }
         } else {
-            return Map.of("code", 403, "message", "仅客户可编辑自己的宠物档案");
+            return Map.of("code", 403, "message", "无权修改该宠物");
         }
         if (input.getName() != null && !input.getName().isBlank()) {
             pet.setName(input.getName());