using System;
using System.Windows;
using System.Windows.Controls;
using Aitex.UI.Charting.ViewModel;


namespace Aitex.UI.Charting.View
{
    /// <summary>
    /// Interaction logic for DataSeriesEdit.xaml
    /// </summary>
    public partial class DataSeriesEdit : UserControl
    {
        public DataSeriesEdit()
        {
            InitializeComponent();
            dataGrid_DataList.CanUserAddRows = false;
            dataGrid_DataList.CanUserAddRows = false;

            Loaded += new RoutedEventHandler(DataSeriesEdit_Loaded);
        }

        void DataSeriesEdit_Loaded(object sender, RoutedEventArgs e)
        {
            _viewModel = new DataSeriesEditViewModel();
            DataContext = _viewModel;
        }

        DataSeriesEditViewModel _viewModel;

#if false
        private void dataGrid_DataConfig_MouseRightButtonDown(object sender, MouseButtonEventArgs e)
        {
            dataGrid_DataList.Items.Refresh();

            var cm = new System.Windows.Controls.ContextMenu();
            this.dataGrid_DataList.ContextMenu = cm;
            var mi = new MenuItem() { Header = "添加当前数据列表" };
            //mi.Click += new RoutedEventHandler(Save_Data_Config_Click);
            cm.Items.Add(mi);

            mi = new MenuItem() { Header = "管理已存数据列表" };
            //mi.Click += new RoutedEventHandler(Manager_Data_Config_Click);
            cm.Items.Add(mi);

            mi = new MenuItem() { Header = "删除所有选择的数据" };
            mi.Click += (s1, e1) =>
            {
                _viewModel.CommonViewModel.RemoveDataSeries(null);
                dataGrid_DataList.CancelEdit();
                dataGrid_DataList.Items.Refresh();
            };
            cm.Items.Add(mi);

            try
            {
                var fileName = System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName;
                fileName = fileName.Substring(0, fileName.LastIndexOf("\\")) + "\\charting.xml";
                System.IO.FileInfo fi = new System.IO.FileInfo(fileName);

                if (fi.Exists)
                {
                    cm.Items.Add(new Separator());
                    XmlDocument doc = new XmlDocument();
                    doc.Load(fileName);
                    foreach (XmlElement node in doc.SelectNodes("/Aitex/DataPreset/Data"))
                    {
                        var it = new MenuItem() { Header = "载入 " + node.Attributes["Name"].Value, Tag = node.Attributes["Name"].Value };
                        //it.Click += new RoutedEventHandler(Load_Data_Config_Click);
                        cm.Items.Add(it);
                    }
                }
                cm.Visibility = System.Windows.Visibility.Visible;
            }
            catch (Exception ex)
            {
                CONTEXT.WriteLog(ex);
            }
        }
#endif
        private void OnRemoveChartingItem(object sender, RoutedEventArgs e)
        {
            string seriesId = (string)(sender as Button).Tag;
            _viewModel.CommonViewModel.RemoveDataSeries(seriesId);
        }

        private void OnExportingData2File(object sender, RoutedEventArgs e)
        {
            string seriesId = (string)(sender as Button).Tag;

            Microsoft.Win32.SaveFileDialog dlg = new Microsoft.Win32.SaveFileDialog();
            dlg.FileName = seriesId.Replace("/", "_").Replace(":", "_").Replace(" ", "_"); // Default file name 
            dlg.DefaultExt = ".csv"; // Default file extension 
            dlg.Filter = "Excel (.csv)|*.csv"; // Filter files by extension 

            // Show open file dialog box
            Nullable<bool> result = dlg.ShowDialog();
            if (result.HasValue && result.Value)
            {
                DataSeriesExportingDialog processDialog = new DataSeriesExportingDialog(seriesId, dlg.FileName) { Owner = Application.Current.MainWindow };
                processDialog.Show();
            }
        }

        private void OnChangeLineColor(object sender, RoutedEventArgs e)
        {
            var btn = (Button)sender;
            if (btn != null)
            {
                string dataId = (string)btn.Tag;
                var color = _viewModel.ChangeLineColorCommand();
                if (color.HasValue)
                {
                    var line = CommonViewModel.Instance.GetDataLineSeries(dataId);
                    if(line != null)
                        line.SeriesColor = color.Value;                    
                }
            }
        }

        private void OnChangeDrawingItemVisibility(object sender, RoutedEventArgs e)
        {
            var checkbox = (CheckBox)sender;
            if (checkbox != null && checkbox.IsChecked.HasValue)
            {
                string dataId = (string)checkbox.Tag;
                var line = CommonViewModel.Instance.GetDataLineSeries(dataId);
                if (line != null)
                    line.IsVisible = checkbox.IsChecked.Value;
            }
        }
    }
}