namespace Common.UI.ViewModels
{
    using Common.Hardware.SIRT;
    using Common.UI.Infrastructure;

    using System.Collections.Generic;
    using System.Text.RegularExpressions;
    using System.Threading.Tasks;

    public class ManualProgrammingVM : VM<ManualProgrammingVM>
    {
        public ManualProgrammingVM()
        {
            this.Messages = new SortedDictionary<uint, SIRTMessage>();
        }

        public SortedDictionary<uint, SIRTMessage> Messages { get; }

        internal override void ViewModel_Loaded(object _)
        {
            AppHost.SIRTHub.MessageReceived += SirtHub_MessageReceived;

            foreach (Match match in Regex.Matches(Appsettings.GetSetting("SIRTComPorts"), "[cC][oO][mM][0-9]+"))
            {
                if (match.Success)
                {
                    Task.Run(() => AppHost.SIRTHub.TryOpen(match.Value.ToUpper(), out var _1, out var _2));
                }
            }
        }

        protected override void ViewModel_Dispose()
        {
            AppHost.SIRTHub.MessageReceived -= SirtHub_MessageReceived;
        }

        private void SirtHub_MessageReceived(SIRTMessage message)
        {
            this.Messages[message.Address] = message;
            this.NotifyPropertyChanged(nameof(this.Messages));
        }
    }
}