Fix a bunch of warnings

WebApp/Components/CrudActions.razor

@@ -16,7 +16,7 @@
         <MudTooltip Text="Delete">
             <MudIconButton Icon="@Icons.Material.Outlined.Delete"
                            Color="Color.Error"
-                           OnClick="() => DeleteOnClick()"/>
+                           OnClick="HandleDeleteClick"/>
         </MudTooltip>
     }
 </MudButtonGroup>
@@ -25,5 +25,13 @@
 
     [Parameter] public string? DetailsHref { get; set; }
     [Parameter] public string? EditHref { get; set; }
-    [Parameter] public Action? DeleteOnClick { get; set; }
+    [Parameter] public Func<Task>? DeleteOnClick { get; set; }
+
+    private async Task HandleDeleteClick()
+    {
+        if (DeleteOnClick != null)
+        {
+            await DeleteOnClick();
+        }
+    }
 }

WebApp/Components/Login.razor

@@ -104,7 +104,7 @@
             : InputType.Password;
     }
 
-    private async Task HandleLogin()
+    private void HandleLogin()
     {
         _isSubmitting = true;
         _errorMessage = null;

WebApp/Components/Pages/EventDefinitionPages/Index.razor

@@ -84,6 +84,6 @@
 
         //_isRowBlocked = false;
         StateHasChanged();
-        _dataGrid.ReloadServerData();
+        await _dataGrid.ReloadServerData();
     }
 }

WebApp/Components/Pages/StudentPages/Index.razor

@@ -83,6 +83,6 @@
 
         //_isRowBlocked = false;
         StateHasChanged();
-        _dataGrid.ReloadServerData();
+        await _dataGrid.ReloadServerData();
     }
 }

WebApp/Components/Pages/TeamPages/Assignment.razor

@@ -205,14 +205,14 @@
                             }
                             @if (isIncluded)
                             {
-                                <MudTooltip Title="@($"Add requirement for {context.Student.FirstName} in {e.ShortName}")">
+                                <MudTooltip Text="@($"Add requirement for {context.Student.FirstName} in {e.ShortName}")">
                                     <MudIconButton Icon="@Icons.Material.Outlined.ThumbUpAlt" Class="ml-3" Size="Size.Small" Color="Color.Default"
                                                    OnClick="() => RequireEvent(e, context.Student, Requirement.Include)"></MudIconButton>
                                 </MudTooltip>
                             }
                             else
                             {
-                                <MudTooltip Title="@($"Remove requirement for {context.Student.FirstName} in {e.ShortName}")">
+                                <MudTooltip Text="@($"Remove requirement for {context.Student.FirstName} in {e.ShortName}")">
                                     <MudIconButton Icon="@Icons.Material.Filled.ThumbUpAlt" Class="ml-3" Size="Size.Small" Color="Color.Dark"
                                                    OnClick="() => RemoveRequireEvent(e, context.Student, Requirement.Include)"></MudIconButton>
                                 </MudTooltip>
@@ -220,14 +220,14 @@
 
                             @if (isExcluded)
                             {
-                                <MudTooltip Title="@($"Add restriction against {context.Student.FirstName} in {e.ShortName}")">
+                                <MudTooltip Text="@($"Add restriction against {context.Student.FirstName} in {e.ShortName}")">
                                     <MudIconButton Icon="@Icons.Material.Outlined.ThumbDownAlt" Size="Size.Small" Color="Color.Default"
                                                    OnClick="() => RequireEvent(e, context.Student, Requirement.Exclude)"></MudIconButton>
                                 </MudTooltip>
                             }
                             else
                             {
-                                <MudTooltip Title="@($"Remove restriction against {context.Student.FirstName} in {e.ShortName}")">
+                                <MudTooltip Text="@($"Remove restriction against {context.Student.FirstName} in {e.ShortName}")">
                                     <MudIconButton Icon="@Icons.Material.Filled.ThumbDownAlt" Size="Size.Small" Color="Color.Dark"
                                                    OnClick="() => RemoveRequireEvent(e, context.Student, Requirement.Exclude)"></MudIconButton>
                                 </MudTooltip>

WebApp/Components/Pages/TeamPages/Index.razor

@@ -103,6 +103,6 @@
 
         //_isRowBlocked = false;
         StateHasChanged();
-        _dataGrid.ReloadServerData();
+        await _dataGrid.ReloadServerData();
     }
 }

WebApp/Components/StudentTextBoxSelector.razor

@@ -82,17 +82,17 @@
 
     private Student? _currentStudentValue;
 
-    private async Task<IEnumerable<Student>> SearchStudents(string? searchText, CancellationToken cancellationToken)
+    private Task<IEnumerable<Student>> SearchStudents(string? searchText, CancellationToken cancellationToken)
     {
         if (string.IsNullOrWhiteSpace(searchText))
-            return Students.Where(s => !SelectedStudents.Contains(s));
+            return Task.FromResult<IEnumerable<Student>>(Students.Where(s => !SelectedStudents.Contains(s)));
 
         var search = searchText.ToLower();
-        return Students
+        return Task.FromResult<IEnumerable<Student>>(Students
             .Where(s => !SelectedStudents.Contains(s))
             .Where(s => s.FirstName.ToLower().Contains(search) ||
                        s.LastName.ToLower().Contains(search))
-            .OrderBy(s => s.FirstName);
+            .OrderBy(s => s.FirstName));
     }
 
     private void RemoveStudent(Student student)

WebApp/Components/TeamToggleSelector.razor

@@ -1,3 +1,5 @@
+@using WebApp.Components.Pages
+
 @if (Title != null)
 {
     <MudText Typo="Typo.h4">@Title</MudText>