diff --git a/Build_God_Api/Build_God_Api/Controllers/ShopController.cs b/Build_God_Api/Build_God_Api/Controllers/ShopController.cs
index 6311d8f..fd63c57 100644
--- a/Build_God_Api/Build_God_Api/Controllers/ShopController.cs
+++ b/Build_God_Api/Build_God_Api/Controllers/ShopController.cs
@@ -9,10 +9,12 @@ namespace Build_God_Api.Controllers
     [Route("api/god/[controller]")]
     public class ShopController(
         IShopService service,
+        ICharacterService characterService,
         ICurrentUserService currentUserService
     ) : ControllerBase
     {
         private readonly IShopService service = service;
+        private readonly ICharacterService characterService = characterService;
         private readonly ICurrentUserService currentUserService = currentUserService;
 
         // ============ 商店物品配置管理（后台） ============
@@ -59,7 +61,12 @@ namespace Build_God_Api.Controllers
         [Authorize]
         public async Task<ActionResult<ShopDto>> GetCharacterShop()
         {
-            var characterList = await service.GetCharacterShop(currentUserService.UserId);
+            var character = await characterService.GetCharacterByAccountId(currentUserService.UserId);
+            if (character == null)
+            {
+                return NotFound();
+            }
+            var characterList = await service.GetCharacterShop(character.Id);
             return characterList;
         }
 
@@ -67,7 +74,12 @@ namespace Build_God_Api.Controllers
         [Authorize]
         public async Task<ActionResult<bool>> BuyItem([FromBody] ShopBuyDto dto)
         {
-            return await service.BuyItem(currentUserService.UserId, dto.ShopItemId);
+            var character = await characterService.GetCharacterByAccountId(currentUserService.UserId);
+            if (character == null)
+            {
+                return NotFound();
+            }
+            return await service.BuyItem(character.Id, dto.ShopItemId);
         }
     }