using DataLoader.CS;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;

namespace DataLoader
{
    public partial class MainWindow : Window, INotifyPropertyChanged
    {
        private ObservableCollection<ViewData> viewDatas = new ObservableCollection<ViewData>();

        public event PropertyChangedEventHandler PropertyChanged;

        private string _sourcePath;

        private string _targetPath;

        public string SourcePath
        {
            get { return _sourcePath; }
            set
            {
                if (!String.IsNullOrEmpty(value) && Directory.Exists(value))
                {
                    _sourcePath = value;
                    PropertyChanged(this, new PropertyChangedEventArgs("SourcePath"));
                }
            }
        }

        public string TargetPath
        {
            get { return _targetPath; }
            set
            {
                if (!String.IsNullOrEmpty(value) && Directory.Exists(value))
                {
                    _targetPath = value;
                    PropertyChanged(this, new PropertyChangedEventArgs("TargetPath"));
                }
            }
        }

        public MainWindow()
        {
            InitializeComponent();
            this.DataContext = this;
        }

        protected virtual void OnPropertyChanged(string propertyName = null)
        {
            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
        }

        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            Main.Owner = this;

            lvView.DataContext = viewDatas;
            lvView.SetBinding(ListView.ItemsSourceProperty, new Binding());
        }


        // 登录
        private void Login_MouseLeftButtonDown(object sender, RoutedEventArgs e)
        {

        }

        // 源目录
        private void Source_MouseLeftButtonDown(object sender, RoutedEventArgs e)
        {
            System.Windows.Forms.FolderBrowserDialog dialog = new System.Windows.Forms.FolderBrowserDialog();
            if (!String.IsNullOrEmpty(SourcePath) && Directory.Exists(SourcePath)) dialog.SelectedPath = SourcePath;

            System.Windows.Forms.DialogResult result = dialog.ShowDialog();
            if (result == System.Windows.Forms.DialogResult.Cancel)
            {
                return;
            }

            this.SourcePath = dialog.SelectedPath.Trim();
        }

        // 目标目录
        private void Target_MouseLeftButtonDown(object sender, RoutedEventArgs e)
        {
            System.Windows.Forms.FolderBrowserDialog dialog = new System.Windows.Forms.FolderBrowserDialog();
            if (!String.IsNullOrEmpty(TargetPath) && Directory.Exists(TargetPath)) dialog.SelectedPath = TargetPath;

            System.Windows.Forms.DialogResult result = dialog.ShowDialog();
            if (result == System.Windows.Forms.DialogResult.Cancel)
            {
                return;
            }

            this.TargetPath = dialog.SelectedPath.Trim();
        }

        // 导入
        private void Import_MouseLeftButtonDown(object sender, RoutedEventArgs e)
        {
            viewDatas.Add(new ViewData() { ID = 1, FilePath = "c:\\", Status = "加载中" });
            viewDatas.Add(new ViewData() { ID = 2, FilePath = "c:\\", Status = "完成" });
        }
    }
}