using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.Logging;
using Tango.SharedUI;

namespace Tango.MachineStudio.Synchronization.ViewModels
{
    public class MainViewVM : ViewModel
    {
        public MainViewVM()
        {
            MainViewLogger logger = new MainViewLogger();
            logger.NewLog += (output) =>
            {
                Log += output + Environment.NewLine;
            };

            LogManager.RegisterLogger(logger);
        }

        private String _log;
        /// <summary>
        /// Gets or sets the current application log text.
        /// </summary>
        public String Log
        {
            get { return _log; }
            set { _log = value; RaisePropertyChanged(nameof(Log)); }
        }

        #region Custom Logger

        public class MainViewLogger : ILogger
        {
            public bool Enabled { get; set; }
            public bool Immediate { get; set; }
            public event Action<String> NewLog;

            public MainViewLogger()
            {
                Enabled = true;
                Immediate = true;
            }

            public void OnError(LogItemBase output)
            {
                NewLog?.Invoke(output.TimeStamp.ToTimeString() + ": " + output.GetMessage());
            }

            public void OnTrace(LogItemBase output)
            {
                NewLog?.Invoke(output.TimeStamp.ToTimeString() + ": " + output.GetMessage());
            }
        }

        #endregion
    }
}