Refact task

src/Managing.Infrastructure.Storage/TaskCache.cs

@@ -8,11 +8,14 @@ namespace Managing.Infrastructure.Storage
     public class TaskCache : ITaskCache
     {
         private MemoryCache _cache { get; } = MemoryCache.Default;
-        private CacheItemPolicy _defaultPolicy { get; } = new CacheItemPolicy();
+
+        private CacheItemPolicy _defaultPolicy { get; } = new CacheItemPolicy()
+        {
+            SlidingExpiration = TimeSpan.FromMinutes(15),
+        };
 
         public async Task<T> AddOrGetExisting<T>(string key, Func<Task<T>> valueFactory)
         {
-
             var asyncLazyValue = new AsyncLazy<T>(valueFactory);
             var existingValue = (AsyncLazy<T>)_cache.AddOrGetExisting(key, asyncLazyValue, _defaultPolicy);
 
@@ -33,6 +36,7 @@ namespace Managing.Infrastructure.Storage
                     // Get the most recent value with a recursive call.
                     return await AddOrGetExisting(key, valueFactory);
                 }
+
                 return result;
             }
             catch (Exception)
@@ -71,7 +75,7 @@ namespace Managing.Infrastructure.Storage
         public virtual List<T> GetCache<T>()
         {
             List<T> list = new List<T>();
-            
+
             foreach (var item in _cache)
             {
                 list.Add((T)item.Value);
@@ -80,4 +84,4 @@ namespace Managing.Infrastructure.Storage
             return list;
         }
     }
-}
+}