feat(scenic): 优化景区信息获取与缓存机制

-移除景区信息查询相关冗余代码
- 增加缓存逻辑，提高景区信息获取效率
- 更新 ScenicRepository 中的 getScenic 和 getScenicConfig 方法
- 重构 ScenicServiceImpl 中的 list 方法
- 删除 ScenicService 接口中未使用的多个方法

src/main/java/com/ycwl/basic/repository/ScenicRepository.java

@@ -3,7 +3,6 @@ package com.ycwl.basic.repository;
 import com.ycwl.basic.utils.JacksonUtil;
 import com.ycwl.basic.mapper.MpConfigMapper;
 import com.ycwl.basic.mapper.MpNotifyConfigMapper;
-import com.ycwl.basic.mapper.ScenicMapper;
 import com.ycwl.basic.model.pc.mp.MpConfigEntity;
 import com.ycwl.basic.model.pc.mp.MpNotifyConfigEntity;
 import com.ycwl.basic.model.pc.mp.ScenicMpNotifyVO;
@@ -24,8 +23,6 @@ import java.util.List;
 
 @Component
 public class ScenicRepository {
-    @Autowired
-    private ScenicMapper scenicMapper;
     @Autowired
     private MpConfigMapper mpConfigMapper;
     @Autowired
@@ -44,18 +41,48 @@ public class ScenicRepository {
     public ScenicEntity getScenic(Long id) {
         try {
             ScenicV2DTO scenicDTO = scenicIntegrationService.getScenic(id);
-            return convertToScenicEntity(scenicDTO);
+            ScenicEntity scenicEntity = convertToScenicEntity(scenicDTO);
+            
+            // 请求成功，写入缓存
+            if (scenicEntity != null) {
+                redisTemplate.opsForValue().set(
+                    String.format(SCENIC_CACHE_KEY, id), 
+                    JacksonUtil.toJSONString(scenicEntity)
+                );
+            }
+            return scenicEntity;
         } catch (Exception e) {
-            return scenicMapper.get(id);
+            // 请求失败，尝试从缓存获取历史成功数据
+            String cacheKey = String.format(SCENIC_CACHE_KEY, id);
+            if (redisTemplate.hasKey(cacheKey)) {
+                return JacksonUtil.parseObject(redisTemplate.opsForValue().get(cacheKey), ScenicEntity.class);
+            }
+            // 缓存也没有，返回null
+            return null;
         }
     }
 
     public ScenicConfigEntity getScenicConfig(Long scenicId) {
         try {
             ScenicV2WithConfigDTO scenicWithConfigDTO = scenicIntegrationService.getScenicWithConfig(scenicId);
-            return convertToScenicConfigEntity(scenicWithConfigDTO, scenicId);
+            ScenicConfigEntity configEntity = convertToScenicConfigEntity(scenicWithConfigDTO, scenicId);
+            
+            // 请求成功，写入缓存
+            if (configEntity != null) {
+                redisTemplate.opsForValue().set(
+                    String.format(SCENIC_CONFIG_CACHE_KEY, scenicId), 
+                    JacksonUtil.toJSONString(configEntity)
+                );
+            }
+            return configEntity;
         } catch (Exception e) {
-            return scenicMapper.getConfig(scenicId);
+            // 请求失败，尝试从缓存获取历史成功数据
+            String cacheKey = String.format(SCENIC_CONFIG_CACHE_KEY, scenicId);
+            if (redisTemplate.hasKey(cacheKey)) {
+                return JacksonUtil.parseObject(redisTemplate.opsForValue().get(cacheKey), ScenicConfigEntity.class);
+            }
+            // 缓存也没有，返回null
+            return null;
         }
     }