using System;
using System.Diagnostics;
using System.Windows;
using System.Windows.Controls;

namespace DrillTools
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        private MainWindowViewModel ViewModel => (MainWindowViewModel)DataContext;

        public MainWindow()
        {
            InitializeComponent();
            var viewModel = new MainWindowViewModel();
            DataContext = viewModel;
            InitializeDragDrop();

            // 测试修正后的重排刀序功能
            // TestReorderDemo.RunDemo();

            // 测试机台码孔数计算功能
            //viewModel.TestMachineCodeHoleCalculation();
            
            // 测试机台码处理修复效果
            viewModel.TestMachineCodeProcessingFix();
        }

        /// <summary>
        /// 初始化拖放功能
        /// </summary>
        private void InitializeDragDrop()
        {
            DragDropHelper.EnableDragDrop<ToolItem>(ToolsListView, InsertionIndicator);
        }

        /// <summary>
        /// 加载示例数据按钮点击事件
        /// </summary>
        private void LoadSampleDataButton_Click(object sender, RoutedEventArgs e)
        {
            ViewModel.LoadSampleData();
        }

        /// <summary>
        /// 加载钻带文件按钮点击事件
        /// </summary>
        private void LoadDrillTapeButton_Click(object sender, RoutedEventArgs e)
        {
            var openFileDialog = new Microsoft.Win32.OpenFileDialog
            {
                Filter = "钻带文件 (*.txt;*.drl;*.dr2;*.dpin)|*.txt;*.drl;*.dr2;*.dpin|所有文件 (*.*)|*.*",
                Title = "选择钻带文件"
            };

            if (openFileDialog.ShowDialog() == true)
            {
                try
                {
                    // 保存原始文件路径
                    ViewModel.OriginalFilePath = openFileDialog.FileName;

                    // 使用 cmd 命令读取加密钻带文件
                    var process = new Process
                    {
                        StartInfo = new ProcessStartInfo
                        {
                            FileName = "cmd.exe",
                            Arguments = $"/c type \"{openFileDialog.FileName}\"",
                            RedirectStandardOutput = true,
                            UseShellExecute = false,
                            CreateNoWindow = true
                        }
                    };

                    process.Start();
                    string drillTapeContent = process.StandardOutput.ReadToEnd();
                    process.WaitForExit();

                    ViewModel.LoadToolsFromDrillTape(drillTapeContent);
                }
                catch (Exception ex)
                {
                    System.Windows.MessageBox.Show($"加载钻带文件失败: {ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
                }
            }
        }

        /// <summary>
        /// 重排刀序按钮点击事件
        /// </summary>
        private void ReorderToolsButton_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                string reorderedDrillTape = ViewModel.ReorderAndRenumberTools();
                ViewModel.DrillTapeContent = reorderedDrillTape;
                System.Windows.MessageBox.Show("刀序重排完成", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
            }
            catch (Exception ex)
            {
                System.Windows.MessageBox.Show($"重排刀序失败: {ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
            }
        }

        /// <summary>
        /// 应用顺序到钻带按钮点击事件
        /// </summary>
        private void ApplyOrderButton_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                string reorderedDrillTape = ViewModel.ApplyToolOrderToDrillTape();
                ViewModel.DrillTapeContent = reorderedDrillTape;
                System.Windows.MessageBox.Show("刀具顺序已应用到钻带", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
            }
            catch (OperationCanceledException)
            {
                // 用户取消操作，不显示错误消息
                System.Diagnostics.Debug.WriteLine("用户取消了保存操作");
            }
            catch (Exception ex)
            {
                System.Windows.MessageBox.Show($"应用刀具顺序失败: {ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
            }
        }

        /// <summary>
        /// 上移按钮点击事件
        /// </summary>
        private void MoveUpButton_Click(object sender, RoutedEventArgs e)
        {
            ViewModel.MoveSelectedToolUp();
        }

        /// <summary>
        /// 下移按钮点击事件
        /// </summary>
        private void MoveDownButton_Click(object sender, RoutedEventArgs e)
        {
            ViewModel.MoveSelectedToolDown();
        }

        /// <summary>
        /// 刀具列表双击事件
        /// </summary>
        private void ToolsListView_MouseDoubleClick(object sender, System.Windows.Input.MouseButtonEventArgs e)
        {
            if (sender is System.Windows.Controls.ListView listView && listView.SelectedItem is ToolItem selectedTool)
            {
                ViewModel.ShowToolDetail(selectedTool);
            }
        }

        /// <summary>
        /// 拖放文件进入窗口事件
        /// </summary>
        protected override void OnDragEnter(System.Windows.DragEventArgs e)
        {
            if (e.Data.GetDataPresent(System.Windows.DataFormats.FileDrop))
            {
                e.Effects = System.Windows.DragDropEffects.Copy;
            }
            else
            {
                e.Effects = System.Windows.DragDropEffects.None;
            }
            base.OnDragEnter(e);
        }

        /// <summary>
        /// 拖放文件到窗口事件
        /// </summary>
        protected override void OnDrop(System.Windows.DragEventArgs e)
        {
            if (e.Data.GetDataPresent(System.Windows.DataFormats.FileDrop))
            {
                string[] files = (string[])e.Data.GetData(System.Windows.DataFormats.FileDrop);
                if (files.Length > 0)
                {
                    try
                    {
                        // 保存原始文件路径
                        ViewModel.OriginalFilePath = files[0];

                        var process = new Process
                        {
                            StartInfo = new ProcessStartInfo
                            {
                                FileName = "cmd.exe",
                                Arguments = $"/c type \"{files[0]}\"",
                                RedirectStandardOutput = true,
                                UseShellExecute = false,
                                CreateNoWindow = true
                            }
                        };

                        process.Start();
                        string drillTapeContent = process.StandardOutput.ReadToEnd();
                        process.WaitForExit();

                        ViewModel.LoadToolsFromDrillTape(drillTapeContent);
                    }
                    catch (Exception ex)
                    {
                        System.Windows.MessageBox.Show($"加载钻带文件失败: {ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
                    }
                }
            }
            base.OnDrop(e);
        }
    }
}