using System;
using System.Collections.Generic;
using System.IO;

namespace ToolsClassLibrary
{

    /// <summary>
    /// 
    /// </summary>
    public static class CsvDirectoryConfigMassage
    {
        /// <summary>
        /// 将指定目录下CSV文件进行读取，格式List<文件名，List<测点编号>>
        /// </summary>
        /// <param name="path">装载CSV文件的目录</param>
        /// <param name="errString">错误描述</param>
        /// <returns></returns>
        public static Dictionary<string, List<string>> GetCsvAndId(string path, out string errString)
        {
            Dictionary<string, List<string>> config = new Dictionary<string, List<string>>();
            errString = "";
            try
            {
                string dir = path;
                if (Directory.Exists(dir) == false)//如果不存在就创建file文件夹
                {
                    Console.WriteLine("缺失配置文件夹csvfiles。");
                    errString = "缺失配置文件夹csvfiles。";
                }
                string[] files = Directory.GetFiles(dir);
                foreach (string file in files)
                {
                    if (file.LastIndexOf(".csv") > -1)
                    {
                        CsvStreamReader Cr = new CsvStreamReader(file);
                        if (Cr.ColCount >= 1 && Cr.RowCount > 0)
                        {
                            config.Add(file, new List<string>());
                            for (int i = 1; i <= Cr.RowCount; i++)
                            {
                                //Console.WriteLine(Cr.ColCount);
                                config[file].Add(Cr[i, 1]);
                                //config[file].Add(Cr[i, 2]);
                                //config[file].Add(Cr[i, 3]);
                            }

                        }

                    }
                }
            }
            catch (Exception e)
            {
                Console.WriteLine(e.Message.ToString());
                errString = e.Message.ToString();
            }
            return config;
        }
    }
}