using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Aitex.UI.Charting.ViewModel;
using System.Windows.Input;
using Abt.Controls.SciChart;
using Abt.Controls.SciChart.Visuals;
using Abt.Controls.SciChart.Model.DataSeries;

namespace DataAnalysisControl.Charting.ViewModel
{
    public class RunTimeStatisticViewModel : ChartingBaseViewModel
    {
        public RunTimeStatisticViewModel(SciChartSurface plot)
        {
            _plot = plot;
#if false
            DataSet = new DataSeriesSet<DateTime, double>();

            Show1YearCommand = new Aitex.UI.Charting.Command.ChartingCommand((o) => true, (o) =>
            { UpdateData(DateTime.Now - new TimeSpan(365, 0, 0, 0), DateTime.Now); });
            ShowAllCommand = new Aitex.UI.Charting.Command.ChartingCommand((o) => true, (o) =>
            { UpdateData(DateTime.MinValue, DateTime.MaxValue); });

            Show1YearCommand.Execute(null);
#endif
        }
        private SciChartSurface _plot;
#if false
        public ICommand Show1YearCommand { get; set; }
        public ICommand ShowAllCommand { get; set; }
        public XyDataSeries<DateTime, double> DataSet { get; set; }

        /// <summary>
        /// 更新数据
        /// </summary>
        /// <param name="begin"></param>
        /// <param name="end"></param>
        void UpdateData(DateTime begin, DateTime end)
        {
            var dataset = new DataSeriesSet<DateTime, double>();
            string[] chamNames = new string[] { "ReactorA", "ReactorB", "ReactorC", "ReactorD" };
            foreach (var cham in chamNames)
            {
                var commonViewModel = Aitex.UI.Charting.ViewModel.CommonViewModel.Instance;
                var ret = commonViewModel.GetSusceptorList(begin, end, cham);
                Dictionary<DateTime, double> runtimeDic = new Dictionary<DateTime, double>();
                foreach (var recipe in ret)
                {
                    string pStartTimeStr = recipe.ProcessBeginTime;
                    string pEndTimeStr = recipe.ProcessEndTime;
                    if (string.IsNullOrEmpty(pStartTimeStr) || string.IsNullOrEmpty(pEndTimeStr))
                        continue;
                    DateTime pStartTime = DateTime.Parse(pStartTimeStr);
                    DateTime pEndTime = DateTime.Parse(pEndTimeStr);
                    if (pStartTime >= pEndTime)
                        continue;

                    for (DateTime d = pStartTime.Date; d <= pEndTime.Date; d += new TimeSpan(1, 0, 0, 0))
                    {
                        if (d == pStartTime.Date)
                        {
                            if (!runtimeDic.ContainsKey(d.Date))
                            {
                                runtimeDic.Add(d.Date, 0);
                            }
                            if (d != pEndTime.Date)
                            {
                                runtimeDic[d.Date] += (new DateTime(d.Year, d.Month, d.Day, 23, 59, 59) - pStartTime).TotalHours;
                            }
                            else
                            {
                                runtimeDic[d.Date] += (pEndTime - pStartTime).TotalHours;
                            }
                        }
                        else if (d == pEndTime.Date)
                        {
                            if (!runtimeDic.ContainsKey(d.Date))
                            {
                                runtimeDic.Add(d.Date, 0);
                            }
                            if (d != pStartTime.Date)
                            {
                                runtimeDic[d.Date] += (new TimeSpan(pEndTime.Hour, pEndTime.Minute, pEndTime.Second)).TotalHours;
                            }
                            else
                            {
                                System.Diagnostics.Debug.Assert(false);
                            }
                        }
                        else
                        {
                            if (!runtimeDic.ContainsKey(d.Date))
                            {
                                runtimeDic.Add(d.Date, 0);
                            }
                            runtimeDic[d.Date] += 24;
                        }
                    }
                }

                var series = dataset.AddSeries<XyyDataSeries<DateTime, double>>();
                if (begin == DateTime.MinValue)
                    series.SeriesName = string.Format("{0} 所有运行时间统计", cham);
                else
                    series.SeriesName = string.Format("{0} 最近1年运行时间统计", cham);

                var timeList = runtimeDic.Keys.ToList();
                timeList.Sort();
                if (timeList.Count > 0)
                {
                    var s1 = timeList[0];
                    var s2 = timeList[timeList.Count - 1];
                    for (var day = s1; day <= s2; day+= new TimeSpan(1, 0, 0, 0))
                    {
                        if (runtimeDic.ContainsKey(day))
                            series.Append(day, 0, runtimeDic[day]);
                        else
                            series.Append(day, 0, 0);
                    }
                }
            }
            DataSet = dataset;
            _plot.XAxis.AutoRange = Abt.Controls.SciChart.Visuals.Axes.AutoRange.Never;
            _plot.YAxis.AutoRange = Abt.Controls.SciChart.Visuals.Axes.AutoRange.Never;
            InvokePropertyChanged();
            _plot.ZoomExtents();
        }
#endif
    }
}