misc: chore: RelayCommand helper

src/Ryujinx/UI/Helpers/Commands.cs

@@ -0,0 +1,48 @@
+using CommunityToolkit.Mvvm.Input;
+using System;
+using System.Threading.Tasks;
+
+namespace Ryujinx.Ava.UI.Helpers
+{
+#nullable enable
+    public static class Commands
+    {
+        public static RelayCommand Create(Action action)
+            => new(action);
+        public static RelayCommand CreateConditional(Action action, Func<bool> canExecute)
+            => new(action, canExecute);
+        
+        public static RelayCommand<T> CreateWithArg<T>(Action<T?> action)
+            => new(action);
+        public static RelayCommand<T> CreateConditionalWithArg<T>(Action<T?> action, Predicate<T?> canExecute)
+            => new(action, canExecute);
+
+        public static AsyncRelayCommand CreateAsync(Func<Task> action)
+            => new(action, AsyncRelayCommandOptions.None);
+        public static AsyncRelayCommand CreateConcurrentAsync(Func<Task> action)
+            => new(action, AsyncRelayCommandOptions.AllowConcurrentExecutions);
+        public static AsyncRelayCommand CreateSilentFailAsync(Func<Task> action)
+            => new(action, AsyncRelayCommandOptions.FlowExceptionsToTaskScheduler);
+        
+        public static AsyncRelayCommand<T> CreateWithArgAsync<T>(Func<T?, Task> action)
+            => new(action, AsyncRelayCommandOptions.None);
+        public static AsyncRelayCommand<T> CreateConcurrentWithArgAsync<T>(Func<T?, Task> action)
+            => new(action, AsyncRelayCommandOptions.AllowConcurrentExecutions);
+        public static AsyncRelayCommand<T> CreateSilentFailWithArgAsync<T>(Func<T?, Task> action)
+            => new(action, AsyncRelayCommandOptions.FlowExceptionsToTaskScheduler);
+
+        public static AsyncRelayCommand CreateConditionalAsync(Func<Task> action, Func<bool> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.None);
+        public static AsyncRelayCommand CreateConcurrentConditionalAsync(Func<Task> action, Func<bool> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.AllowConcurrentExecutions);
+        public static AsyncRelayCommand CreateSilentFailConditionalAsync(Func<Task> action, Func<bool> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.FlowExceptionsToTaskScheduler);
+        
+        public static AsyncRelayCommand<T> CreateConditionalWithArgAsync<T>(Func<T?, Task> action, Predicate<T?> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.None);
+        public static AsyncRelayCommand<T> CreateConcurrentConditionalWithArgAsync<T>(Func<T?, Task> action, Predicate<T?> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.AllowConcurrentExecutions);
+        public static AsyncRelayCommand<T> CreateSilentFailConditionalWithArgAsync<T>(Func<T?, Task> action, Predicate<T?> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.FlowExceptionsToTaskScheduler);
+    }
+}