fix: 修复场景缓存为空时的处理逻辑并调整注册成功缓存写入方式

Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/FuwuhaoService.cs

@@ -101,6 +101,10 @@ public class FuwuhaoService : ApplicationService
             }
 
             var cache = await _sceneCache.GetAsync($"{FuwuhaoConst.SceneCacheKey}{scene}");
+            if (cache == null)
+            {
+                return "success"; // 跳过直接返回成功
+            }
 
             //根据操作类型，进行业务处理，返回处理结果,再写入缓存,10s过去，相当于用户10s扫完app后，轮询要在10秒内完成
             var scenResult =
@@ -228,10 +232,10 @@ public class FuwuhaoService : ApplicationService
             Nick = userInfo.Nickname,
             Icon = result.FirstOrDefault()?.Id.ToString()
         });
-
-        var sceneCache = await _sceneCache.GetAsync($"{FuwuhaoConst.SceneCacheKey}{scene}");
-        sceneCache.SceneResult = SceneResultEnum.Login;
-        await _sceneCache.SetAsync($"{FuwuhaoConst.SceneCacheKey}:{scene}", sceneCache,
+        await _sceneCache.SetAsync($"{FuwuhaoConst.SceneCacheKey}:{scene}", new SceneCacheDto
+            {
+                SceneResult = SceneResultEnum.Register
+            },
             new DistributedCacheEntryOptions() { AbsoluteExpirationRelativeToNow = TimeSpan.FromSeconds(50) });
 
         return "恭喜你已注册成功意社区账号！";