* ObjectTest.cs: chore: 移除旧代码

* AVUser.cs:
* AVObject.cs:
* SubClassTest.cs:
* AVExtensions.cs:
* AVObjectExtensions.cs:
* AVQueryController.cs:
* AVObjectController.cs:

Storage/Storage.Test/ObjectTest.cs

@@ -178,6 +178,7 @@ namespace LeanCloud.Test {
             await account.DeleteAsync(condition);
 
             account = new AVObject("Account") {
+                { "name", "acl account" },
                 { "balance", 8 },
             };
             account.ACL = new AVACL {

Storage/Storage.Test/SubClassTest.cs

@@ -38,8 +38,8 @@ namespace LeanCloud.Test {
         public async Task SubClass() {
             AVObject.RegisterSubclass<Account>();
             AVQuery<Account> query = new AVQuery<Account>();
-            IEnumerable<Account> accountList = await query.FindAsync();
-            foreach (Account account in accountList) {
+            IEnumerable<Account> accounts = await query.FindAsync();
+            foreach (Account account in accounts) {
                 Assert.NotNull(account.Name);
                 Assert.Greater(account.Balance, 0);
                 TestContext.Out.WriteLine($"{account.Name}, {account.Balance}");

Storage/Storage/Internal/Object/Controller/AVObjectController.cs

@@ -92,12 +92,5 @@ namespace LeanCloud.Storage.Internal {
             }
             return list;
         }
-
-        public async Task DeleteAllAsync(IList<IObjectState> states,
-            CancellationToken cancellationToken) {
-            
-            // TODO 判断是否全部失败或者网络错误
-
-        }
     }
 }

Storage/Storage/Internal/Query/Controller/AVQueryController.cs

@@ -9,8 +9,7 @@ namespace LeanCloud.Storage.Internal {
     public class AVQueryController {
         public async Task<IEnumerable<IObjectState>> FindAsync<T>(AVQuery<T> query, CancellationToken cancellationToken) where T : AVObject {
             IList<object> items = await FindAsync<IList<object>>(query.Path, query.BuildParameters(), "results", cancellationToken);
-            return from item in items
-                   select AVObjectCoder.Instance.Decode(item as IDictionary<string, object>, AVDecoder.Instance);
+            return items.Select(item => AVObjectCoder.Instance.Decode(item as IDictionary<string, object>, AVDecoder.Instance));
         }
 
         public async Task<int> CountAsync<T>(AVQuery<T> query, CancellationToken cancellationToken) where T : AVObject {

Storage/Storage/Internal/Utilities/AVObjectExtensions.cs

@@ -45,11 +45,6 @@ namespace LeanCloud.Storage.Internal
             return PointerOrLocalIdEncoder.Instance.EncodeAVObject(obj, false);
         }
 
-        public static void SetIfDifferent<T>(this AVObject obj, string key, T value)
-        {
-            obj.SetIfDifferent<T>(key, value);
-        }
-
         public static IDictionary<string, object> ServerDataToJSONObjectForSerialization(this AVObject obj)
         {
             return obj.ServerDataToJSONObjectForSerialization();

Storage/Storage/Public/AVExtensions.cs

@@ -18,9 +18,9 @@ namespace LeanCloud {
         /// </summary>
         /// <param name="objects">The objects to save.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
-        public static Task SaveAllAsync<T>(this IEnumerable<T> objects, bool fetchWhenSave = false, AVQuery<AVObject> query = null, CancellationToken cancellationToken = default)
+        public static Task SaveAllAsync<T>(this IEnumerable<T> objects, CancellationToken cancellationToken = default)
             where T : AVObject {
-            return AVObject.SaveAllAsync(objects, fetchWhenSave, query, cancellationToken);
+            return AVObject.SaveAllAsync(objects, cancellationToken);
         }
 
         /// <summary>
@@ -100,25 +100,5 @@ namespace LeanCloud {
             }
             return obj.FetchAsyncInternal(queryString, cancellationToken).OnSuccess(t => (T)t.Result);
         }
-
-        /// <summary>
-        /// If this AVObject has not been fetched (i.e. <see cref="AVObject.IsDataAvailable"/> returns
-        /// false), fetches this object with the data from the server.
-        /// </summary>
-        /// <param name="obj">The AVObject to fetch.</param>
-        public static Task<T> FetchIfNeededAsync<T>(this T obj) where T : AVObject {
-            return obj.FetchIfNeededAsyncInternal(CancellationToken.None).OnSuccess(t => (T)t.Result);
-        }
-
-        /// <summary>
-        /// If this AVObject has not been fetched (i.e. <see cref="AVObject.IsDataAvailable"/> returns
-        /// false), fetches this object with the data from the server.
-        /// </summary>
-        /// <param name="obj">The AVObject to fetch.</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        public static Task<T> FetchIfNeededAsync<T>(this T obj, CancellationToken cancellationToken)
-            where T : AVObject {
-            return obj.FetchIfNeededAsyncInternal(cancellationToken).OnSuccess(t => (T)t.Result);
-        }
     }
 }

Storage/Storage/Public/AVUser.cs

@@ -151,11 +151,9 @@ namespace LeanCloud {
         /// </summary>
         /// <returns></returns>
         public async Task<bool> IsAuthenticatedAsync() {
-            lock (mutex) {
             if (SessionToken == null || CurrentUser == null || CurrentUser.ObjectId != ObjectId) {
                 return false;
             }
-            }
             var command = new AVCommand {
                 Path = $"users/me?session_token={SessionToken}",
                 Method = HttpMethod.Get