using Bro.UI.Config.Helper;
using System;
using System.Collections.Generic;
using System.Threading;
using System.Windows.Forms;

namespace Bro.UI.Config.MenuForms
{
    //[DockOption(WeifenLuo.WinFormsUI.Docking.DockState.DockLeft, 150, 0)]
    //[MenuNode("Device", "设备列表", 1, "View1", true)]
    public partial class FrmDevices : MenuFrmBase
    {
        public event Action<List<string>> OnCheckedDeviceListChanged;

        readonly System.Threading.Timer _checkChangedTimer = null;
        public FrmDevices()
        {
            InitializeComponent();

            _checkChangedTimer = new System.Threading.Timer(OnCheckChangedDone, null, Timeout.Infinite, Timeout.Infinite);
        }

        private void OnCheckChangedDone(object state)
        {
            List<string> checkedDeviceIdList = new List<string>();
            foreach (Control ctrl in plMain.Controls)
            {
                var c = (ctrl as CtrlDeviceState);

                if (c != null && c.IsChecked)
                {
                    checkedDeviceIdList.Add(c.Device.Id);
                }
            }

            OnCheckedDeviceListChanged?.Invoke(checkedDeviceIdList);
        }

        public void OnDeviceDisplayFrmClosed(string deviceId)
        {
            foreach (Control ctrl in plMain.Controls)
            {
                var c = (ctrl as CtrlDeviceState);

                if (c != null && c.Device.Id == deviceId)
                {
                    c.IsChecked = false;
                }
            }
        }

        public override void OnProcessUpdated()
        {
            if (InvokeRequired)
            {
                Invoke(new Action(() => OnProcessUpdated()));
            }
            else
            {
                plMain.Controls.Clear();

                Process.DeviceCollection.ForEach(d =>
                {
                    CtrlDeviceState deviceStateCtrl = new CtrlDeviceState(d);
                    deviceStateCtrl.OnDeviceCheckedChanged += DeviceStateCtrl_OnDeviceCheckedChanged;
                    plMain.Controls.Add(deviceStateCtrl);
                });

                DeviceStateCtrl_OnDeviceCheckedChanged(null, true);
            }
        }

        private void DeviceStateCtrl_OnDeviceCheckedChanged(string deviceId, bool isChecked)
        {
            _checkChangedTimer.Change(1000, Timeout.Infinite);
        }
    }
}