MudCodeInput: Fix Crash when Initialize with Pre Defined Value (#627)

* MudCodeInput: Fix Crash when Initialize with Pre Defined Value

* Change ToStringFast

Author: mckaragoz

src/CodeBeam.MudBlazor.Extensions/Components/CodeInput/MudCodeInput.razor.cs

@@ -31,9 +31,20 @@ public MudCodeInput()
         private readonly ParameterState<T?> _theValue;
         private readonly ParameterState<int> _count;
 
+        private bool _pendingSetValue;
+        private T? _pendingValue;
         private async Task OnValueChanged()
         {
-            await SetValueFromOutside(_theValue.Value);
+            _pendingValue = _theValue.Value;
+
+            if (_rendered)
+            {
+                await SetValueFromOutside(_pendingValue);
+            }
+            else
+            {
+                _pendingSetValue = true;
+            }
         }
 
         private async Task OnCountChanged()
@@ -270,15 +281,31 @@ public async Task FocusPrevious()
             await _elementReferences[_lastFocusedIndex - 1].FocusAsync();
         }
 
-        /// <summary>
-        /// 
-        /// </summary>
+        /// <inheritdoc />
         protected override void OnInitialized()
         {
             base.OnInitialized();
             SyncReferences();
         }
 
+        private bool _rendered = false;
+        /// <inheritdoc />
+        protected override async Task OnAfterRenderAsync(bool firstRender)
+        {
+            await base.OnAfterRenderAsync(firstRender);
+
+            if (firstRender)
+            {
+                _rendered = true;
+            }
+
+            if (_pendingSetValue)
+            {
+                _pendingSetValue = false;
+                await SetValueFromOutside(_pendingValue);
+            }
+        }
+
         private void SyncReferences()
         {
             _elementReferences.Clear();
@@ -316,6 +343,9 @@ public async Task SetValue()
         /// <returns></returns>
         public async Task SetValueFromOutside(T? value)
         {
+            if (!_rendered)
+                return;
+
             string? val = ConvertSet(value);
             if (_count.Value < val?.Length)
             {
@@ -324,6 +354,9 @@ public async Task SetValueFromOutside(T? value)
             await _theValue.SetValueAsync(base.ConvertGet(val));
             for (int i = 0; i < _count.Value; i++)
             {
+                if (_elementReferences[i] == null)
+                    continue;
+
                 if (i < val?.Length)
                 {
                     await _elementReferences[i].SetText(val[i].ToString());

src/CodeBeam.MudBlazor.Extensions/Components/DateTimePicker/MudDateTimePicker.razor.cs

@@ -339,12 +339,12 @@ protected override string GetDayClasses(int month, DateTime day)
 
         if (current?.Date == day.Date)
             return b.AddClass("mud-selected")
-                .AddClass($"mud-theme-{Color.ToStringFast(true)}")
+                .AddClass($"mud-theme-{Color.ToString().ToLowerInvariant()}")
                 .Build();
 
         if (day.Date == TimeProvider.GetLocalNow().Date)
             return b.AddClass("mud-current mud-button-outlined")
-                .AddClass($"mud-button-outlined-{Color.ToStringFast(true)} mud-{Color.ToStringFast(true)}-text")
+                .AddClass($"mud-button-outlined-{Color.ToString().ToLowerInvariant()} mud-{Color.ToString().ToLowerInvariant()}-text")
                 .Build();
 
         return b.Build();
@@ -711,12 +711,12 @@ private string GetNumberColor(int value)
 
             if (h == value)
             {
-                return $"mud-clock-number mud-theme-{Color.ToStringFast(true)}";
+                return $"mud-clock-number mud-theme-{Color.ToString().ToLowerInvariant()}";
             }
         }
         else if (CurrentView == OpenTo.Minutes && _timeSet.Minute == value)
         {
-            return $"mud-clock-number mud-theme-{Color.ToStringFast(true)}";
+            return $"mud-clock-number mud-theme-{Color.ToString().ToLowerInvariant()}";
         }
 
         return "mud-clock-number";
@@ -725,21 +725,21 @@ private string GetNumberColor(int value)
     private string GetClockPointerColor()
     {
         return PointerMoving
-            ? $"mud-picker-time-clock-pointer mud-{Color.ToStringFast(true)}"
-            : $"mud-picker-time-clock-pointer mud-picker-time-clock-pointer-animation mud-{Color.ToStringFast(true)}";
+            ? $"mud-picker-time-clock-pointer mud-{Color.ToString().ToLowerInvariant()}"
+            : $"mud-picker-time-clock-pointer mud-picker-time-clock-pointer-animation mud-{Color.ToString().ToLowerInvariant()}";
     }
 
     private string GetClockPinColor()
     {
-        return $"mud-picker-time-clock-pin mud-{Color.ToStringFast(true)}";
+        return $"mud-picker-time-clock-pin mud-{Color.ToString().ToLowerInvariant()}";
     }
 
     private string GetClockPointerThumbColor()
     {
         var deg = GetDeg();
         return deg % 30 == 0
-            ? $"mud-picker-time-clock-pointer-thumb mud-onclock-text mud-onclock-primary mud-{Color.ToStringFast(true)}"
-            : $"mud-picker-time-clock-pointer-thumb mud-onclock-minute mud-{Color.ToStringFast(true)}-text";
+            ? $"mud-picker-time-clock-pointer-thumb mud-onclock-text mud-onclock-primary mud-{Color.ToString().ToLowerInvariant()}"
+            : $"mud-picker-time-clock-pointer-thumb mud-onclock-minute mud-{Color.ToString().ToLowerInvariant()}-text";
     }
 
     private static string GetTransform(double angle, double radius, double offsetX, double offsetY)