#pragma warning disable CS0436 // 类型与导入类型冲突
using CardApi;
using ConfigureWindow.domain;
using log4net;
using MaterialDesignThemes.Wpf;
using Microsoft.Win32;
using System;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Configuration;
using System.Configuration.Install;
using System.IO;
using System.Runtime.CompilerServices;
using System.ServiceProcess;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;

namespace ConfigureWindow
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        public static readonly ILog log = LogManager.GetLogger("zmjService");

        static string serviceFilePath = $"{AppDomain.CurrentDomain.BaseDirectory}\\zmjService.exe";
        static string serviceName = "ZmjService";

        private MainWindowViewModel viewModel;

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

        private void mainWindow_Loaded(object sender, RoutedEventArgs e)
        {
            if (IsServiceExisted(serviceName))
            {
                viewModel.ServiceInstalled = true;
            }
        }

        private async void btn_install_Click(object sender, RoutedEventArgs e)
        {
            showLoading();
            await Task.Run(() =>
            {
                if (this.IsServiceExisted(serviceName)) this.UninstallService(serviceFilePath);
                this.InstallService(serviceFilePath);

                viewModel.ServiceInstalled = true;
            });
            hideLoading();
            if (viewModel.ServiceInstalled)
            {
                toast("服务安装成功");
            }
        }

        private void btn_start_Click(object sender, RoutedEventArgs e)
        {
            if (this.IsServiceExisted(serviceName))
            {
                this.ServiceStart(serviceName);
                viewModel.ServiceStarted = true;
                toast("服务启动成功");
            }
        }

        private void btn_stop_Click(object sender, RoutedEventArgs e)
        {
            if (this.IsServiceExisted(serviceName))
            {
                this.ServiceStop(serviceName);
                viewModel.ServiceStarted = false; Mouse.OverrideCursor = Cursors.Arrow;
                toast("服务停止成功");
            }
        }

        private async void btn_uninstall_Click(object sender, RoutedEventArgs e)
        {
            if (this.IsServiceExisted(serviceName))
            {
                showLoading();
                await Task.Run(() =>
                {
                    this.ServiceStop(serviceName);
                    this.UninstallService(serviceFilePath);
                    viewModel.ServiceStarted = false;
                    viewModel.ServiceInstalled = false;
                });
                hideLoading();
                toast("服务卸载成功");
            }
        }

        //判断服务是否存在
        private bool IsServiceExisted(string serviceName)
        {
            ServiceController[] services = ServiceController.GetServices();
            foreach (ServiceController sc in services)
            {
                if (sc.ServiceName.ToLower() == serviceName.ToLower())
                {
                    if (sc.Status == ServiceControllerStatus.Running || sc.Status == ServiceControllerStatus.StartPending)
                    {
                        viewModel.ServiceStarted = true;
                    }
                    return true;
                }
            }
            return false;
        }

        //安装服务
        private void InstallService(string serviceFilePath)
        {
            using (AssemblyInstaller installer = new AssemblyInstaller())
            {
                installer.UseNewContext = true;
                installer.Path = serviceFilePath;
                IDictionary savedState = new Hashtable();
                installer.Install(savedState);
                installer.Commit(savedState);
            }
        }

        //卸载服务
        private void UninstallService(string serviceFilePath)
        {
            using (AssemblyInstaller installer = new AssemblyInstaller())
            {
                installer.UseNewContext = true;
                installer.Path = serviceFilePath;
                installer.Uninstall(null);
            }
        }
        //启动服务
        private void ServiceStart(string serviceName)
        {
            using (ServiceController control = new ServiceController(serviceName))
            {
                if (control.Status == ServiceControllerStatus.Stopped)
                {
                    control.Start();
                }
            }
        }

        //停止服务
        private void ServiceStop(string serviceName)
        {
            using (ServiceController control = new ServiceController(serviceName))
            {
                if (control.Status == ServiceControllerStatus.Running)
                {
                    control.Stop();
                }
            }
        }

        private void btn_get_version_Click(object sender, RoutedEventArgs e)
        {
            toast(viewModel.version());
        }

        private string btoa2string(byte[] btoa)
        {
            for (int i = 0; i < btoa.Length; i++)
            {
                if (btoa[i] == 0)
                {
                    return Encoding.Default.GetString(btoa, 0, i);
                }
            }
            return "";
        }

        private async void btn_read_Click(object sender, RoutedEventArgs e)
        {
            showLoading();
            try
            {
                object res = await Task.Run(() =>
                {
                    return viewModel.readCard();
                });
                hideLoading();
                showMsg(res.ToString());
            }
            catch (Exception ex)
            {
                hideLoading();
                toast(ex.Message);
            }

        }

        private async void btn_write_Click(object sender, RoutedEventArgs e)
        {
            if (string.IsNullOrWhiteSpace(viewModel.DBPath ?? ""))
            {
                toast("请选择数据库文件");
                return;
            }
            if (!File.Exists(viewModel.DBPath))
            {
                toast("数据库文件不存在");
                return;
            }
            if (string.IsNullOrWhiteSpace(viewModel.CardFlag ?? ""))
            {
                toast("请先读取卡标识");
                return;
            }

            Dictionary<string, object> data = (Dictionary<string, object>)await DialogHost.Show(new InputDialog(viewModel.settings.Type ?? CardType.TYPE_1));
            if (data != null)
            {
                showLoading();
                try
                {
                    await Task.Run(() =>
                    {
                        viewModel.writeCard(data);
                    });
                    hideLoading();
                    toast("写卡成功");
                }
                catch (Exception ex)
                {
                    hideLoading();
                    toast(ex.Message);
                }
            }
        }

        private void btn_browse_Click(object sender, RoutedEventArgs e)
        {
            OpenFileDialog openFileDialog = new OpenFileDialog();
            openFileDialog.Filter = "MDB文件|*.mdb";
            if (openFileDialog.ShowDialog() == true)
            {
                viewModel.DBPath = openFileDialog.FileName;
            }
        }

        private void mainWindow_Closed(object sender, EventArgs e)
        {
            Properties.Settings.Default.Save();
        }

        private void btn_test_Click(object sender, RoutedEventArgs e)
        {
            log.Info("btn test clicked!");

        }

        private async void btn_read_flag_Click(object sender, RoutedEventArgs e)
        {
            showLoading();
            try
            {
                await Task.Run(() =>
                {

                    viewModel.readFlag();
                    hideLoading();

                });
            }
            catch (Exception ex)
            {
                hideLoading();
                toast(ex.Message);
            }
        }

        private void showLoading()
        {
            StackPanel stackPanel = new StackPanel();
            stackPanel.VerticalAlignment = VerticalAlignment.Center;
            stackPanel.HorizontalAlignment = HorizontalAlignment.Center;
            ProgressBar progressBar = new ProgressBar();
            progressBar.Style = (Style)FindResource("MaterialDesignCircularProgressBar");
            progressBar.Width = 30;
            progressBar.Height = 30;
            progressBar.IsIndeterminate = true;
            progressBar.Margin = new Thickness(16);
            stackPanel.Children.Add(progressBar);
            DialogHost.Show(stackPanel);
        }

        private void hideLoading()
        {
            this.Dispatcher.Invoke(() =>
            {
                DialogHost.Close(null);
            });
        }


        private void showMsg(string msg)
        {
            Dispatcher.Invoke(() =>
            {
                StackPanel stackPanel = new StackPanel
                {
                    VerticalAlignment = VerticalAlignment.Center,
                    HorizontalAlignment = HorizontalAlignment.Right,
                    Margin = new Thickness(8)
                };

                Label label = new Label
                {
                    Content = msg
                };
                stackPanel.Children.Add(label);

                Button btnClose = new Button
                {
                    HorizontalAlignment = HorizontalAlignment.Right,
                    Width = 64,
                    Margin = new Thickness(0, 8, 0, 0),
                    Content = "关闭",
                    Style = (Style)FindResource("MaterialDesignFlatButton"),
                    Command = DialogHost.CloseDialogCommand
                };
                stackPanel.Children.Add(btnClose);

                DialogHost.Show(stackPanel);
            });
        }

        private void toast(string s)
        {
            snackBar.MessageQueue.Enqueue(s, "关闭", () => { });
        }
    }
}