using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;


using Aitex.UI.Charting.ViewModel;
using System.Threading;
using DataAnalysisControl.Core;
using Aitex.UI.Charting.Model;


namespace Aitex.UI.Charting.View
{
    /// <summary>
    /// Interaction logic for DataSourceExportingDialog.xaml
    /// </summary>
    public partial class DataSeriesExportingDialog : Window
    {
        public DataSeriesExportingDialog(string uniqueDataId, string fileName)
        {
            InitializeComponent();
            _uniqueDataId = uniqueDataId;
            _viewModel = CommonViewModel.Instance;

            _line = _viewModel.GetDataLineSeries(uniqueDataId);
            if (_line == null)
            {
                MessageBox.Show(string.Format(DataAnalysisControl.Properties.Resource.DataSeriesExportingDialog_DataSeriesExportingDialog_zero_not_exist, uniqueDataId));
            }
            else
            {
                txt_Info.Content = string.Format(DataAnalysisControl.Properties.Resource.DataSeriesExportingDialog_DataSeriesExportingDialog_exporting,
                    uniqueDataId,
                    _line.DataSource.BeginTime.ToString("yyyy/MM/dd HH:mm:ss"),
                    _line.DataSource.EndTime.ToString("yyyy/MM/dd HH:mm:ss"));
                txt_Completed.Content = "50%";
                progressBar1.Value = 50;

                _archieveFilePath = fileName;
                _thread = new Thread(new ThreadStart(Task_Export));
                _thread.Name = "数据集导出线程";
                _thread.IsBackground = true;
                _thread.Start();
            }
        }

        CommonViewModel _viewModel;
        string _uniqueDataId;
        string _archieveFilePath;
        Thread _thread;
        MyLineSeries _line;

        private void Task_Export()
        {
            try
            {
                var source = _line.DataSource;
                DataItem datas;
                var ret = source.GetData(_line.SeriesName, source.BeginTime, source.EndTime, out datas);
                if (ret)
                {
                    using (System.IO.StreamWriter fs = new System.IO.StreamWriter(_archieveFilePath))
                    {
                        fs.Write("Time");
                        fs.Write(",");
                        fs.WriteLine(datas.DataName);
                        for (int i = 0; i < datas.RawData.Count; i++)
                        {
                            fs.Write(datas.TimeStamp[i].ToString("yyyy/MM/dd HH:mm:ss"));
                            fs.Write(",");
                            fs.WriteLine(datas.RawData[i].ToString());
                        }
                    }
                    MessageBox.Show(string.Format(DataAnalysisControl.Properties.Resource.DataSeriesExportingDialog_Task_Export_export_ok, _uniqueDataId, _archieveFilePath), "DataExport",
                         MessageBoxButton.OK, MessageBoxImage.Information);
                }
                else
                {
                    MessageBox.Show(string.Format(DataAnalysisControl.Properties.Resource.DataSeriesExportingDialog_Task_Export_export_failed, _uniqueDataId), "DataExport", MessageBoxButton.OK, MessageBoxImage.Error);
                }
            }
            catch (Exception ex)
            {
                CONTEXT.WriteLog(ex, string.Format("导出数据{0}发生异常", _uniqueDataId));
                MessageBox.Show(string.Format(DataAnalysisControl.Properties.Resource.DataSeriesExportingDialog_Task_Export_export_error, ex.Message), "DataExport", MessageBoxButton.OK, MessageBoxImage.Error);
            }
            finally
            {
                this.Dispatcher.BeginInvoke(new Action(() => { Close(); }));
            }
        }

        private void btnAbort_Click(object sender, RoutedEventArgs e)
        {
            if(_thread != null)
                _thread.Abort();
            Close();
        }
    }
}