Improve checkup date

v2rayN/ServiceLib/Models/CheckUpdateModel.cs

@@ -1,6 +1,6 @@
 namespace ServiceLib.Models
 {
-    public class CheckUpdateItem
+    public class CheckUpdateModel
     {
         public bool? IsSelected { get; set; }
         public string? CoreType { get; set; }

v2rayN/ServiceLib/Models/Config.cs

@@ -15,15 +15,14 @@
 
         public bool IsRunningCore(ECoreType type)
         {
-            if (type == ECoreType.Xray && RunningCoreType is ECoreType.Xray or ECoreType.v2fly or ECoreType.v2fly_v5)
+            switch (type)
             {
-                return true;
+                case ECoreType.Xray when RunningCoreType is ECoreType.Xray or ECoreType.v2fly or ECoreType.v2fly_v5:
+                case ECoreType.sing_box when RunningCoreType is ECoreType.sing_box or ECoreType.mihomo:
+                    return true;
+                default:
+                    return false;
             }
-            if (type == ECoreType.sing_box && RunningCoreType is ECoreType.sing_box or ECoreType.mihomo)
-            {
-                return true;
-            }
-            return false;
         }
 
         #endregion property
@@ -46,6 +45,7 @@
         public ClashUIItem ClashUIItem { get; set; }
         public SystemProxyItem SystemProxyItem { get; set; }
         public WebDavItem WebDavItem { get; set; }
+        public CheckUpdateItem CheckUpdateItem { get; set; }
         public List<InItem> Inbound { get; set; }
         public List<KeyEventItem> GlobalHotkeys { get; set; }
         public List<CoreTypeItem> CoreTypeItem { get; set; }

v2rayN/ServiceLib/Models/ConfigItems.cs

@@ -80,9 +80,7 @@
         public bool IgnoreGeoUpdateCore { get; set; } = true;
 
         public int AutoUpdateInterval { get; set; }
-
-        public bool CheckPreReleaseUpdate { get; set; } = false;
-
+        
         public bool EnableSecurityProtocolTls13 { get; set; }
 
         public int TrayMenuServersLimit { get; set; } = 20;
@@ -245,4 +243,11 @@
         public string? Password { get; set; }
         public string? DirName { get; set; }
     }
+
+    [Serializable]
+    public class CheckUpdateItem
+    {
+        public bool CheckPreReleaseUpdate { get; set; }
+        public List<string>? SelectedCoreTypes { get; set; }
+    }
 }