using IStation.Model;
using System;
using System.Collections.Generic;
using System.Data;
using System.IO;
using System.Linq;

namespace IStation.DAL
{
    /// <summary>
    /// 监测月数据集
    /// </summary>	
    public partial class StationSignalRecordPacket
    {
        /// <summary>
        ///  文件信息类
        /// </summary>
        private class FileInfo
        {
            public string FullName { get; set; }
            public int Year { get; set; }
            public int Month { get; set; }
        }

        #region FolderInfo

        /// <summary>
        /// 查询年月
        /// </summary> 
        private bool GetYearMonth(string folderPath, out int year, out int month)
        {
            year = month = 0;
            if (!File.Exists(folderPath))
                return false;

            var name = Path.GetFileNameWithoutExtension(folderPath);
            var strList = name.Split(SettingsD.File.FileNameSpacer);
            if (strList.Length != 4)
                return false;
            if (!int.TryParse(strList[0], out year))
            {
                return false;
            }
            if (!int.TryParse(strList[1], out month))
            {
                return false;
            }

            return true;
        }

        /// <summary>
        /// 查询文件信息列表
        /// </summary> 
        private List<FileInfo> GetStationSignalRecordPacketFileInfoList(string stationFolder)
        {
            if (!Directory.Exists(stationFolder))
                return default;
            var files = Directory.GetFiles(stationFolder);
            if (files == null || files.Count() < 1)
                return default;

            var list = new List<FileInfo>(files.Count());
            foreach (var file in files)
            {
                if (!GetYearMonth(file, out int year, out int month))
                    continue;
                var info = new FileInfo
                {
                    FullName = file,
                    Year = year,
                    Month = month
                };
                list.Add(info);
            }
            if (list.Count > 0)
            {
                list = list.OrderBy(x => x.Year).ThenBy(x => x.Month).ToList();
            }
            return list;
        }

        #endregion


        #region CsvConvert
        //To
        private string ToDsString(Model.StationSignalRecord stationSignalRecord)
        {
            var line =
                $"{stationSignalRecord.Time:yyyy-MM-dd HH:mm:ss}|" +
                $"{stationSignalRecord.PumpRunCount}|" +
                $"{stationSignalRecord.TotalFlow}|" +
                $"{stationSignalRecord.TotalPressure}|" +
                $"{stationSignalRecord.DiffFlow}|" +
                $"{JsonHelper.Object2Json(stationSignalRecord.ModelRecordDict)}";
            for (int i = 0; i < stationSignalRecord.PumpSignalRecords.Count; i++)
            {
                var pumpSignalRecord = stationSignalRecord.PumpSignalRecords[i];
                line += $"|{pumpSignalRecord.Flag}" +
                        $"|{pumpSignalRecord.Rpm}" +
                        $"|{pumpSignalRecord.Frequency}" +
                        $"|{pumpSignalRecord.FlowRate}" +
                        $"|{pumpSignalRecord.InletPressure}" +
                        $"|{pumpSignalRecord.OutletPressure}" +
                        $"|{pumpSignalRecord.Head}" +
                        $"|{pumpSignalRecord.InstantaneousPower}" +
                        $"|{pumpSignalRecord.WaterLevel}";

            }
            return line;
        }

        //from
        public Model.StationSignalRecord FromDsString(string dsString)
        {
            var strList = dsString.Split('|');
            if (strList.Length < 2)
                return default;
            var model = new Model.StationSignalRecord
            {
                Time = DateTime.Parse(strList[0]),
                PumpRunCount = int.Parse(strList[1]),
                TotalFlow = double.Parse(strList[2]),
                TotalPressure = double.Parse(strList[3]),
                DiffFlow = double.Parse(strList[4]),
                ModelRecordDict = JsonHelper.Json2Object<Dictionary<string, double>>(strList[5]),
                PumpSignalRecords = new List<PumpSignalRecord>()
            };
            for (int i = 0; i < model.PumpRunCount; i++)
            {
                var pumpSignalRecord = new Model.PumpSignalRecord();
                var startIndex = i * 9 + 6;
                if (!string.IsNullOrEmpty(strList[startIndex]))
                    pumpSignalRecord.Flag = int.Parse(strList[startIndex]);
                startIndex++;
                if (!string.IsNullOrEmpty(strList[startIndex]))
                    pumpSignalRecord.Rpm = double.Parse(strList[startIndex]);
                startIndex++;
                if (!string.IsNullOrEmpty(strList[startIndex]))
                    pumpSignalRecord.Frequency = double.Parse(strList[startIndex]);
                startIndex++;
                if (!string.IsNullOrEmpty(strList[startIndex]))
                    pumpSignalRecord.FlowRate = double.Parse(strList[startIndex]);
                startIndex++;
                if (!string.IsNullOrEmpty(strList[startIndex]))
                    pumpSignalRecord.InletPressure = double.Parse(strList[startIndex]);
                startIndex++;
                if (!string.IsNullOrEmpty(strList[startIndex]))
                    pumpSignalRecord.OutletPressure = double.Parse(strList[startIndex]);
                startIndex++;
                if (!string.IsNullOrEmpty(strList[startIndex]))
                    pumpSignalRecord.Head = double.Parse(strList[startIndex]);
                startIndex++;
                if (!string.IsNullOrEmpty(strList[startIndex]))
                    pumpSignalRecord.InstantaneousPower = double.Parse(strList[startIndex]);
                startIndex++;
                if (!string.IsNullOrEmpty(strList[startIndex]))
                    pumpSignalRecord.WaterLevel = double.Parse(strList[startIndex]);
                model.PumpSignalRecords.Add(pumpSignalRecord);
            }
            return model;
        }
        #endregion
    }
}