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

namespace IStation.DAL
{
    /// <summary>
    /// 曲线分析点包
    /// </summary>	
    public partial class CurveAnalyzePointPacket
    {
        /// <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; }
            public int RecordCount { get; set; }
        }

        #region FolderInfo

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

            var name = Path.GetFileNameWithoutExtension(folderPath);
            var strList = name.Split(SettingsD.File.FileNameSpacer);
            if (strList.Length != 3)
                return false;
            if (!int.TryParse(strList[0], out year))
            {
                return false;
            }
            if (!int.TryParse(strList[1], out month))
            {
                return false;
            }
            if (!int.TryParse(strList[2], out recordCount))
            {
                return false;
            }

            return true;
        }

        /// <summary>
        /// 查询文件信息列表
        /// </summary> 
        private List<FileInfo> GetCurveAnalyzePacketFileInfoList(string folder)
        {
            if (!Directory.Exists(folder))
                return default;
            var files = Directory.GetFiles(folder);
            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, out int recordCount))
                    continue;
                var info = new FileInfo
                {
                    FullName = file,
                    Year = year,
                    Month = month,
                    RecordCount = recordCount
                };
                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.CurveAnalyzePoint model)
        //{
        //    var line =
        //             $"{model.Time:yyyy-MM-dd HH:mm:ss}" +
        //             $",{model.Q}" +
        //             $",{model.P1}" +
        //             $",{model.P2}" +
        //             $",{model.H}" +
        //             $",{model.P}" +
        //             $",{model.E}" +
        //             $",{model.HZ}" +
        //             $",{model.Status}";

        //    return line;
        //}

        ////from
        //public Model.CurveAnalyzePoint FromDsString(string dsString)
        //{
        //    var strList = dsString.Split(',');
        //    if (strList.Length < 2)
        //        return default;
        //    var model = new Model.CurveAnalyzePoint();
        //    model.Time = DateTime.Parse(strList[0]);
        //    model.Q = long.Parse(strList[1]);
        //    model.P1 = long.Parse(strList[2]);
        //    model.P2 = long.Parse(strList[3]);
        //    model.H = long.Parse(strList[4]);
        //    model.P = long.Parse(strList[5]);
        //    model.E = long.Parse(strList[6]);
        //    model.HZ = long.Parse(strList[7]);
        //    model.Status = int.Parse(strList[8]);
        //    return model;
        //}
        //#endregion
    }
}