using System.Windows.Input;

namespace YwxApp.AiChat.Utilities
{
    public class AsyncRelayCommand : ICommand
    {
        private readonly Func<Task> _execute;
        private readonly Func<bool> _canExecute;

        public AsyncRelayCommand(Func<Task> execute, Func<bool> canExecute = null)
        {
            _execute = execute;
            _canExecute = canExecute;
        }

        public event EventHandler CanExecuteChanged
        {
            add => CommandManager.RequerySuggested += value;
            remove => CommandManager.RequerySuggested -= value;
        }

        public bool CanExecute(object parameter) => _canExecute?.Invoke() ?? true;

        public async void Execute(object parameter) => await _execute();
    }
}