using AddInPlugin.Util;
using AddInPlugin;
using Microsoft.Win32;
using OpenTap.Addin.Listener;
using OpenTap.Addin.Reader;
using OpenTap.Addin.Util;
using OpenTap.Addin;
using OpenTap;
using System.Collections.ObjectModel;
using System.Threading;
using System;
using System.Windows;

namespace TestSeq
{
    public class Net47Getter : IRegGetter
    {
        public string GetAppPath(string keyPath)
        {
            using (RegistryKey key = Registry.CurrentUser.OpenSubKey(keyPath))
            {
                if (key == null)
                {
                    throw new Exception("注册表不存在，请先运行一次编辑器");
                }

                string value = key.GetValue("Location")?.ToString();
                if (string.IsNullOrEmpty(value))
                {
                    throw new Exception("注册表不存在，请先运行一次编辑器");
                }
                return value;
            }
        }
    }

    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public const int MaxLogCount = 1000;

        private readonly ObservableCollection<string> _logItems = new ObservableCollection<string>();

        public MainWindow()
        {
            RegUtil.Register(new Net47Getter());
            StationGlobalsManager.Register(new DefaultStationGlobalsManager());
            VariableResolverFactory.Register(new DefaultVariableResolverFactory());
            InitializeComponent();
            LogListView.ItemsSource = _logItems;
        }

        private void self_Closing(object sender, System.ComponentModel.CancelEventArgs e)
        {
            tapThread?.Abort();
            tapThread = null;
            AppendLog("已停止");
        }

        /// <summary>
        /// 打开按钮：选择 *.TestPlan 文件，并将路径显示在 PathTextBlock 中。
        /// </summary>
        private void OpenButton_Click(object sender, RoutedEventArgs e)
        {
            var dlg = new OpenFileDialog
            {
                Title = "选择 TapPlan 文件",
                Filter = "TapPlan 文件 (*.TapPlan)|*.TapPlan|所有文件 (*.*)|*.*",
                CheckFileExists = true,
                Multiselect = false
            };

            if (dlg.ShowDialog(this) == true)
            {
                PathTextBlock.Text = dlg.FileName;
            }
        }

        private TapThread tapThread;

        // TODO: 执行按钮逻辑，由你自己编写
        private void RunButton_Click(object sender, RoutedEventArgs e)
        {
            _logItems.Clear();
            var uiMessageHandler = PostUIMessageHandler.Get();
            uiMessageHandler.OnPostUIMsg += UiMessageHandler_OnPostUIMsg;
            TestPlan plan = TestPlanReader.ReadTestPlan(PathTextBlock.Text);

            tapThread = TapThread.Start(() =>
            {
                ResultSettings.Current.Add(uiMessageHandler);
                var run = plan.Execute(ResultSettings.Current, null, null, null);
            });
            AppendLog($"执行{PathTextBlock.Text}...");
        }

        // TODO: 停止按钮逻辑，由你自己编写
        private void StopButton_Click(object sender, RoutedEventArgs e)
        {
            tapThread?.Abort();
            tapThread = null;
            AppendLog("已停止");
        }

        /// <summary>
        /// 追加一行日志到日志区域，可在任意线程调用。
        /// </summary>
        public void AppendLog(string message)
        {
            if (!Dispatcher.CheckAccess())
            {
                Dispatcher.Invoke(() => AppendLog(message));
                return;
            }

            string line = $"[{DateTime.Now:HH:mm:ss}] {message}";
            _logItems.Add(line);
            while (_logItems.Count > MaxLogCount)
            {
                _logItems.RemoveAt(0);
            }
            LogListView.ScrollIntoView(_logItems[_logItems.Count - 1]);
        }

        private void UiMessageHandler_OnPostUIMsg(object sender, PostUIMsg e)
        {
            AppendLog($"string:{e.StringData} bool:{e.BoolData} number:{e.NumberData}");
        }
    }
}