using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

using Aitex.UI.Charting.ViewModel;
using DataAnalysisControl.Core;
using Aitex.DataAnalysis.Core;


namespace Aitex.UI.Charting.Model
{
    [Serializable]
    public class DataItem
    {
        public string DataName { get; set; }
        //public bool IsPreLoaded { get; set; }
        public List<DateTime> TimeStamp { get; set; }
        public List<float> RawData { get; set; }
    }

    [Serializable]
    public class ArchivedFile
    {
        public string ChamId { get; set; }
        public string Description { get; set; }
        public string WaferDisplayIndex { get; set; }
        public DateTime BeginTime { get; set; }
        public DateTime EndTime { get; set; }
        public Dictionary<string, DataItem> Datas { get; set; }
        public Dictionary<string, List<string>> AliasList { get; set; }
        //public Dictionary<string, DateTime> EventList { get; set; }
        public List<KeyValuePair<DateTime, string>> RecipeSteps { get; set; }
    }

    public class ArchievedFileDataSource : BaseViewModel, IDataSource
    {
        public ArchievedFileDataSource(string fileName)
        {
            try
            {
                _archieved =  ObjectSerializer.DeserializeObjectFromBinaryFile<ArchivedFile>(fileName);
                System.IO.FileInfo fi = new System.IO.FileInfo(fileName);
                Title = fi.Name;

                //填充Datas数据集
                Datas = new Dictionary<string, DataItem>();
                foreach (var item in _archieved.Datas)
                {
                    Datas.Add(item.Key, new DataItem() { DataName = item.Key, TimeStamp = new List<DateTime>(), RawData = new List<float>() });
                }

                //填充recipe信息
                List<RecipeSyncPoint> recipeInfo = new List<RecipeSyncPoint>();
                if (_archieved.RecipeSteps != null)
                {
                    foreach (var item in _archieved.RecipeSteps)
                    {
                        recipeInfo.Add(new RecipeSyncPoint() { StepTime = item.Key, StepName = item.Value });// Tuple<DateTime, string>(item.Key, item.Value));
                    }
                }
                if (recipeInfo.Count == 0)
                {
                    recipeInfo.Add(new RecipeSyncPoint() { StepTime = DateTime.MinValue, StepName = "NULL" });
                }
                RecipeSteps = recipeInfo;
                SyncPoint = RecipeSteps[0];

                TimeMove = new TimeSpan(0);
            }
            catch (Exception ex)
            {
                CONTEXT.WriteLog(ex);
            }
        }

        ArchivedFile _archieved;

        public ArchivedFile ArchivedFile
        {
            get
            {
                return _archieved;
            }
        }

        public Dictionary<string, DataItem> Datas
        {
            get;
            set;
        }

        public string Title
        {
            get;
            set;
        }

        public string ChamberName
        {
            get
            {
                return _archieved.ChamId;
            }
            set
            {
                ;
            }
        }

        public string WaferDisplayIndex
        {
            get
            {
                return _archieved!=null?_archieved.WaferDisplayIndex:null;
            }
            set
            {
                ;
            }
        }

        public string Description
        {
            get
            {
                return _archieved.Description;
            }
            set
            {
                ;
            }
        }

        public DateTime BeginTime
        {
            get
            {
                return _archieved.BeginTime;
            }
            set
            {
                ;
            }
        }

        public DateTime EndTime
        {
            get
            {
                return _archieved.EndTime;
            }
            set
            {
                ;
            }
        }

        public List<RecipeSyncPoint> RecipeSteps
        {
            get;
            set;
        }

        public bool GetData(string dataName, DateTime beginTime, DateTime endTime, out DataItem returnDataItem)
        {
            returnDataItem = new DataItem() { DataName = dataName, TimeStamp = new List<DateTime>(), RawData = new List<float>() };
            if (!_archieved.Datas.Keys.Contains(dataName))
                return false;
            var data = _archieved.Datas[dataName];
            int beginIndex = int.MaxValue;
            int endIndex = int.MinValue;

            for (int i = 0; i < data.TimeStamp.Count - 1; i++)
            {
                if (data.TimeStamp[i] >= beginTime)
                {
                    beginIndex = i;
                    break;
                }
            }

            for (int i = data.TimeStamp.Count - 1; i>=0 ; i--)
            {
                if (endTime >= data.TimeStamp[i])
                {
                    endIndex = i;
                    break;
                }
            }

            if (beginIndex <= endIndex && beginIndex >= 0 && endIndex <= data.TimeStamp.Count - 1)
            {
                for (int i = beginIndex; i <= endIndex; i++)
                {
                    returnDataItem.TimeStamp.Add(data.TimeStamp[i]);
                    returnDataItem.RawData.Add(data.RawData[i]);
                }
            }
            return true;
        }

        /// <summary>
        /// get specific datas from archieved files
        /// </summary>
        /// <param name="dataNames"></param>
        /// <param name="beginTime"></param>
        /// <param name="endTime"></param>
        /// <param name="returnDataItems"></param>
        /// <returns></returns>
        public bool GetData(List<string> dataNames, DateTime beginTime, DateTime endTime, out List<DataItem> returnDataItems)
        {
            returnDataItems = new List<DataItem>();
            DataItem di;
            foreach (var dataName in dataNames)
            {
                if (GetData(dataName, beginTime, endTime, out di))
                    returnDataItems.Add(di);
                else
                {
                    returnDataItems = new List<DataItem>();
                    return false;
                }
            }
            return true;
        }

        public void Dispose()
        {
            if (Datas != null)
                Datas.Clear();
            Datas = null;
            if (_archieved != null && _archieved.Datas != null)
                _archieved.Datas.Clear();
            _archieved = null;
        }


        public TimeSpan TimeMove
        {
            get;
            set;
        }


        private RecipeSyncPoint _syncPoint;
        public RecipeSyncPoint SyncPoint
        {
            get
            {
                return _syncPoint;
            }
            set
            {
                if (value != _syncPoint)
                {
                    CommonViewModel.Instance.SyncSourceTime(Title, value.StepTime, value.StepName);
                    _syncPoint = value;
                    InvokePropertyChanged("SyncPoint");
                }
            }
        }
    }
}