using System.Threading;
using System.Threading.Tasks;
using System.Windows.Input;

namespace WxOrder.Framework.Commons
{

    /// <summary>
    /// Provides an abstraction layer for custom controls which want to make use of Async Commands
    /// </summary>
    public interface IAsyncCommand : ICommand
    {
        /// <summary>
        /// Executes the Command with a specified parameter and the Default <see cref="CancellationToken"/>.
        /// </summary>
        /// <param name="parameter">The Command Parameter</param>
        /// <returns>An Asynchronous Task</returns>
        Task ExecuteAsync(object parameter);

        /// <summary>
        /// Executes the Command with a specified parameter and using a <see cref="CancellationToken"/>
        /// </summary>
        /// <param name="parameter">The Command Parameter</param>
        /// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
        /// <returns>An Asynchronous Task</returns>
        Task ExecuteAsync(object parameter, CancellationToken cancellationToken);
    }
}