feat(themes): 新增主题模糊搜索接口及鉴权放行

支持按名称模糊搜索主题，并标记用户已购状态；同步放开 /themes/search 无需登录访问

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

@@ -92,6 +92,7 @@ public class SaTokenConfigure implements WebMvcConfigurer {
                 "/themes/purchase/list",
                 "/themes/detail",
                 "/themes/recommended",
+                "/themes/search",
                 "/user-themes/batch-delete",
                 "/products/listByType",
                 "/products/detail",

src/main/java/com/yolo/keyborad/controller/ThemesController.java

@@ -91,4 +91,12 @@ public class ThemesController {
         return ResultUtils.success(result);
     }
 
+    @GetMapping("/search")
+    @Operation(summary = "搜索主题", description = "根据主题名称模糊搜索主题")
+    public BaseResponse<List<KeyboardThemesRespVO>> searchThemes(@RequestParam String themeName) {
+        Long userId = StpUtil.getLoginIdAsLong();
+        List<KeyboardThemesRespVO> result = themesService.searchThemesByName(themeName, userId);
+        return ResultUtils.success(result);
+    }
+
 }

src/main/java/com/yolo/keyborad/service/KeyboardThemesService.java

@@ -36,4 +36,12 @@ public interface KeyboardThemesService extends IService<KeyboardThemes>{
      */
     List<KeyboardThemesRespVO> getRecommendedThemes(Long userId);
 
+    /**
+     * 根据主题名称模糊搜索主题
+     * @param themeName 主题名称关键字
+     * @param userId 用户ID
+     * @return 主题列表
+     */
+    List<KeyboardThemesRespVO> searchThemesByName(String themeName, Long userId);
+
 }

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

@@ -157,4 +157,30 @@ public class KeyboardThemesServiceImpl extends ServiceImpl<KeyboardThemesMapper,
                     return vo;
                 }).collect(Collectors.toList());
     }
+
+    @Override
+    public List<KeyboardThemesRespVO> searchThemesByName(String themeName, Long userId) {
+        // 根据主题名称模糊搜索
+        List<KeyboardThemes> themesList = this.lambdaQuery()
+                .eq(KeyboardThemes::getDeleted, false)
+                .eq(KeyboardThemes::getThemeStatus, true)
+                .like(KeyboardThemes::getThemeName, themeName)
+                .list();
+
+        // 查询用户已购买的主题ID集合
+        Set<Long> purchasedThemeIds = purchaseService.lambdaQuery()
+                .eq(KeyboardThemePurchase::getUserId, userId)
+                .eq(KeyboardThemePurchase::getPayStatus, (short) 1)
+                .list()
+                .stream()
+                .map(KeyboardThemePurchase::getThemeId)
+                .collect(Collectors.toSet());
+
+        // 转换为VO并设置购买状态
+        return themesList.stream().map(theme -> {
+            KeyboardThemesRespVO vo = BeanUtil.copyProperties(theme, KeyboardThemesRespVO.class);
+            vo.setIsPurchased(purchasedThemeIds.contains(theme.getId()));
+            return vo;
+        }).collect(Collectors.toList());
+    }
 }