feat(character): 添加Redis缓存支持人设查询

src/main/java/com/yolo/keyborad/config/RedisConfig.java

@@ -24,7 +24,7 @@ public class RedisConfig {
     public StringRedisTemplate stringRedisTemplate(RedisConnectionFactory connectionFactory) {
         StringRedisTemplate template = new StringRedisTemplate();
         template.setConnectionFactory(connectionFactory);
-        
+
         // 设置key序列化方式
         template.setKeySerializer(new StringRedisSerializer());
         // 设置value序列化方式
@@ -33,7 +33,30 @@ public class RedisConfig {
         template.setHashKeySerializer(new StringRedisSerializer());
         // 设置hash value序列化方式
         template.setHashValueSerializer(new StringRedisSerializer());
-        
+
+        template.afterPropertiesSet();
+        return template;
+    }
+
+    /**
+     * 配置对象序列化的RedisTemplate
+     * @param connectionFactory Redis连接工厂
+     * @return RedisTemplate实例
+     */
+    @Bean("objectRedisTemplate")
+    public org.springframework.data.redis.core.RedisTemplate<String, Object> objectRedisTemplate(RedisConnectionFactory connectionFactory) {
+        org.springframework.data.redis.core.RedisTemplate<String, Object> template = new org.springframework.data.redis.core.RedisTemplate<>();
+        template.setConnectionFactory(connectionFactory);
+
+        // 设置key序列化方式
+        template.setKeySerializer(new StringRedisSerializer());
+        // 设置value序列化方式（使用JSON序列化）
+        template.setValueSerializer(new GenericJackson2JsonRedisSerializer());
+        // 设置hash key序列化方式
+        template.setHashKeySerializer(new StringRedisSerializer());
+        // 设置hash value序列化方式
+        template.setHashValueSerializer(new GenericJackson2JsonRedisSerializer());
+
         template.afterPropertiesSet();
         return template;
     }

src/main/java/com/yolo/keyborad/listener/CharacterCacheInitializer.java

@@ -0,0 +1,45 @@
+package com.yolo.keyborad.listener;
+
+import com.yolo.keyborad.model.entity.KeyboardCharacter;
+import com.yolo.keyborad.service.KeyboardCharacterService;
+import jakarta.annotation.Resource;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.ApplicationArguments;
+import org.springframework.boot.ApplicationRunner;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * 人设缓存初始化器
+ * 在应用启动时将所有人设缓存到Redis
+ */
+@Component
+@Slf4j
+public class CharacterCacheInitializer implements ApplicationRunner {
+
+    private static final String CHARACTER_CACHE_KEY = "character:";
+
+    @Resource
+    private KeyboardCharacterService characterService;
+
+    @Resource(name = "objectRedisTemplate")
+    private RedisTemplate<String, Object> redisTemplate;
+
+    @Override
+    public void run(ApplicationArguments args) {
+        try {
+            log.info("开始缓存人设列表到Redis...");
+            List<KeyboardCharacter> characters = characterService.list();
+            for (KeyboardCharacter character : characters) {
+                String key = CHARACTER_CACHE_KEY + character.getId();
+                redisTemplate.opsForValue().set(key, character, 7, TimeUnit.DAYS);
+            }
+            log.info("人设列表缓存完成，共缓存 {} 条记录", characters.size());
+        } catch (Exception e) {
+            log.error("缓存人设列表失败", e);
+        }
+    }
+}

src/main/java/com/yolo/keyborad/service/impl/KeyboardCharacterServiceImpl.java

@@ -36,6 +36,8 @@ import java.util.stream.Stream;
 @Service
 public class KeyboardCharacterServiceImpl extends ServiceImpl<KeyboardCharacterMapper, KeyboardCharacter> implements KeyboardCharacterService{
 
+    private static final String CHARACTER_CACHE_KEY = "character:";
+
     @Resource
     private KeyboardCharacterMapper keyboardCharacterMapper;
 
@@ -45,6 +47,22 @@ public class KeyboardCharacterServiceImpl extends ServiceImpl<KeyboardCharacterM
     @Resource
     private KeyboardUserSortMapper keyboardUserSortMapper;
 
+    @Resource(name = "objectRedisTemplate")
+    private org.springframework.data.redis.core.RedisTemplate<String, Object> redisTemplate;
+
+    @Override
+    public KeyboardCharacter getById(java.io.Serializable id) {
+        String key = CHARACTER_CACHE_KEY + id;
+        KeyboardCharacter character = (KeyboardCharacter) redisTemplate.opsForValue().get(key);
+        if (character == null) {
+            character = super.getById(id);
+            if (character != null) {
+                redisTemplate.opsForValue().set(key, character, 7, java.util.concurrent.TimeUnit.DAYS);
+            }
+        }
+        return character;
+    }
+
     @Override
     public List<KeyboardCharacterRespVO> selectListWithRank() {
         long userId = StpUtil.getLoginIdAsLong();
@@ -61,9 +79,6 @@ public class KeyboardCharacterServiceImpl extends ServiceImpl<KeyboardCharacterM
                     userCharacter.getCharacterId().equals(character.getId())));
         });
         return keyboardCharacterRespVOS;
-
-
-
     }
 
     @Override