using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Input;

namespace WPF.Framework.Commands.Base
{
    class LambdaCommad : ICommand
    {
        private readonly Action<object> execute;
        private readonly Func<object, bool> canExecute;

        public LambdaCommad(Action<object> execute, Func<object, bool> canExecute = null)
        {
            this.execute = execute;
            this.canExecute = canExecute;
        }

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

        public bool CanExecute(object parameter) => canExecute == null || canExecute(parameter);

        public void Execute(object parameter) => execute(parameter);
    }
}
