Some reverting and validation and it's all fixed!

Author: magiccodingman

Magic.IndexedDb/Helpers/MagicSerializationHelper.cs

@@ -54,8 +54,11 @@ public static async Task SerializeObjectToStreamAsync<T>(StreamWriter writer, T
             await writer.FlushAsync();
         }
 
-        public static string SerializeObject<T>(T value, MagicJsonSerializationSettings? settings = null)
+        public static string SerializeObject<T>(T? value, MagicJsonSerializationSettings? settings = null)
         {
+            if (value == null)
+                return "null";
+
             if (settings == null)
                 settings = new MagicJsonSerializationSettings();
 

Magic.IndexedDb/IndexDbManager.cs

@@ -310,8 +310,7 @@ void TraverseExpression(Expression expression, bool inOrBranch = false)
             {
                 if (expression is BinaryExpression binaryExpression)
                 {
-                    if (binaryExpression.NodeType == ExpressionType.AndAlso 
-                        || binaryExpression.NodeType == ExpressionType.NotEqual)
+                    if (binaryExpression.NodeType == ExpressionType.AndAlso)
                     {
                         TraverseExpression(binaryExpression.Left, inOrBranch);
                         TraverseExpression(binaryExpression.Right, inOrBranch);
@@ -384,20 +383,6 @@ void AddCondition(Expression expression, bool inOrBranch)
                         throw new InvalidOperationException($"Unsupported binary expression. Expression: {expression}");
                     }
                 }
-                else if (expression is UnaryExpression unaryExpression && unaryExpression.NodeType == ExpressionType.Not)
-                {
-                    if (unaryExpression.Operand is MethodCallExpression innerMethodCall)
-                    {
-                        if (innerMethodCall.Method.DeclaringType == typeof(string) && innerMethodCall.Method.Name == "Equals")
-                        {
-                            var left = innerMethodCall.Object as MemberExpression;
-                            var right = ToConstantExpression(innerMethodCall.Arguments[0]);
-
-                            AddConditionInternal(left, right, "NotEquals", inOrBranch, false);
-                            return;
-                        }
-                    }
-                }
                 else if (expression is MethodCallExpression methodCallExpression)
                 {
                     if (methodCallExpression.Method.DeclaringType == typeof(string) &&

TestWasm/Pages/Home.razor

@@ -131,7 +131,7 @@
                         new Person { Name = "Jack", TestInt = 9, DateOfBirth = GetDateWithSameMonthDay(GetRandomYear()), _Age = 37, GUIY = Guid.NewGuid(), DoNotMapTest = "I have a drug problem", Access = Person.Permissions.CanRead|Person.Permissions.CanWrite},
                         new Person { Name = "Cathy", TestInt = 9, DateOfBirth = GetDateWithSameMonthDay(GetRandomYear()), _Age = 22, GUIY = Guid.NewGuid(), DoNotMapTest = "I got away with reading Bobs diary.", Access = Person.Permissions.CanRead | Person.Permissions.CanWrite},
                         new Person { Name = "Bob", TestInt = 3 , DateOfBirth = GetDateWithSameMonthDay(GetRandomYear()), _Age = 69, GUIY = Guid.NewGuid(), DoNotMapTest = "I caught Cathy reading my diary, but I'm too shy to confront her.", Access = Person.Permissions.CanRead },
-                        new Person { Name = "Alex", TestInt = 3 , DateOfBirth = GetDateWithSameMonthDay(GetRandomYear()), _Age = 80, GUIY = Guid.NewGuid(), DoNotMapTest = "I'm naked! But nobody can know!" },
+                        new Person { Name = "Alex", TestInt = 3 , DateOfBirth = null, _Age = 80, GUIY = Guid.NewGuid(), DoNotMapTest = "I'm naked! But nobody can know!" },
                         new Person { Name = "Zapoo", DateOfBirth = null, TestInt = 9, _Age = 45, GUIY = Guid.NewGuid(), DoNotMapTest = "I buried treasure behind my house", Access=Person.Permissions.CanRead},
 
             };
@@ -151,16 +151,24 @@
                 // || x.Name.Contains("bo", StringComparison.OrdinalIgnoreCase)
                 // ).OrderBy(x => x._Id).Skip(1).AsAsyncEnumerable()).ToListAsync();
 
-                // WhereExample = (await manager.Where<Person>(x => x.Name.StartsWith("c", StringComparison.OrdinalIgnoreCase)
-                // || x.Name.StartsWith("l", StringComparison.OrdinalIgnoreCase)
-                // || x.Name.StartsWith("j", StringComparison.OrdinalIgnoreCase) && x._Age > 35
-                // || x.Name.Contains("bo", StringComparison.OrdinalIgnoreCase)
-                // //|| (x.DateOfBirth != null && x.DateOfBirth.GetValueOrDefault().Year < 1980)
-                // || x.DateOfBirth == null
-                // ).OrderBy(x => x._Id).Skip(1).ToListAsync());
+                WhereExample = (await manager.Where<Person>(x => x.Name.StartsWith("c", StringComparison.OrdinalIgnoreCase)
+                || x.Name.StartsWith("l", StringComparison.OrdinalIgnoreCase)
+                || x.Name.StartsWith("j", StringComparison.OrdinalIgnoreCase) && x._Age > 35
+                || x.Name.Contains("bo", StringComparison.OrdinalIgnoreCase)
+                //|| (x.DateOfBirth != null && x.DateOfBirth.GetValueOrDefault().Year < 1980)
+                //|| x.DateOfBirth == null
+                ).OrderBy(x => x._Id).Skip(1).ToListAsync());
+
+                //   WhereExample = (await manager.Where<Person>(x => x.DateOfBirth != null
+                //   ).ToListAsync());
+
+                // WhereExample = (await manager.Where<Person>(x => x.DateOfBirth != null
+                // ).ToListAsync());
+
+
+               //    WhereExample = (await manager.Where<Person>(x => x.TestInt > 0
+               // ).OrderBy(x => x._Id).Skip(1).Take(1).ToListAsync());
 
-                WhereExample = (await manager.Where<Person>(x => x.DateOfBirth == null
-                ).OrderBy(x => x._Id).Skip(1).Take(6).ToListAsync());
 
                 /*
                  * Still working on allowing nested