using iTextSharp.text.pdf;
using iWare_SCADA_BusinessLogical.Utils;
using iWare_SCADA_Model;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static log4net.Appender.RollingFileAppender;

namespace iWare_SCADA_BusinessLogical.BLL
{
    public class CommonManager
    {
        public static readonly CommonManager Instance = new CommonManager();
        /// <summary>
        /// 解析工件号二维码
        /// </summary>
        /// <param name="log"></param>
        /// <returns></returns>
        public WorkPieceLog GetWorkPieceID(WorkPieceLog log,LogType type)
        {
            try
            {
                if(log==null|| log.WorkPieceID.Trim().Length!=22)
                {
                    Log4NetHelper.WriteErrorLog(type, $"解析工件号{CheckNULLForString(log.WorkPieceID)} {log.Id}二维码时出错，二维码格式不对");
                    return log;
                }
                log.WorkPieceIDTo1 = log.WorkPieceID.Substring(0, 2);
                log.WorkPieceIDTo2 = log.WorkPieceID.Substring(2, 4);
                log.WorkPieceIDTo3 = log.WorkPieceID.Substring(6, 6);
                log.WorkPieceIDTo4 = log.WorkPieceID.Substring(12, 2);
                log.WorkPieceIDTo5 = log.WorkPieceID.Substring(14, 4);
                log.WorkPieceIDTo6 = log.WorkPieceID.Substring(18, 2);
                log.WorkPieceIDTo7 = log.WorkPieceID.Substring(20, 2);

            }
            catch(Exception ex)
            {
                Log4NetHelper.WriteErrorLog(type, $"解析工件号{CheckNULLForString(log.WorkPieceID)} {log.Id}二维码时异常：", ex);
            }
            return log;
        }
        public string CheckNULLForString(string str)
        {
            return string.IsNullOrEmpty(str) ? "" : str;
        }
        public string CheackPath(string path, int type, int time)
        {
            var directory = Path.GetDirectoryName(path);
            if (!Directory.Exists(directory))
            {
                Directory.CreateDirectory(directory);
            }
            if (!File.Exists(path))
            {
                File.Create(path).Close();
            }

            string content = "";
            // 同步来源数据
            using (StreamReader reader = new StreamReader(path))
            {
                content = reader.ReadToEnd();

                Console.WriteLine("读取的内容是：" + content);
                if (content == null || content == "")
                {
                    switch (type)
                    {
                        case 1: content = DateTimeHelper.GetDateTime().AddYears(time).ToString(); break;
                        case 2: content = DateTimeHelper.GetDateTime().AddMonths(time).ToString(); break;
                        case 3: content = DateTimeHelper.GetDateTime().AddDays(time).ToString(); break;
                        case 4: content = DateTimeHelper.GetDateTime().AddHours(time).ToString(); break;
                        case 5: content = DateTimeHelper.GetDateTime().AddMinutes(time).ToString(); break;
                        case 6: content = DateTimeHelper.GetDateTime().AddSeconds(time).ToString(); break;
                        default:
                            content = DateTimeHelper.GetDateTime().ToString(); break;
                    }
                    //content = DateTimeHelper.GetDateTime().AddMinutes(-10).ToString();
                }

            }
            return content;
        }
        /// <summary>
        /// 解析pdf文件
        /// </summary>
        /// <param name="filePath"></param>
        /// <param name="getPdfValue"></param>
        /// <returns></returns>
        public static List<string> ReadPdfConntent(string filePath, string getPdfValue)
        {
            List<string> lst = new List<string>();
            try
            {

                string pdffilename = filePath;
                PdfReader pdfreader = new PdfReader(pdffilename);
                int numberOfPages = pdfreader.NumberOfPages;

                //for (int i = 1; i <= numberOfPages; ++i)
                //{
                //    lst.Add(iTextSharp.text.pdf.parser.PdfTextExtractor.GetTextFromPage(pdfreader,i));
                //    text.AppendLine();
                //}

                string text = iTextSharp.text.pdf.parser.PdfTextExtractor.GetTextFromPage(pdfreader, 1);

                string[] words = text.Split('\n');

                foreach (var item in words)
                {
                    string value = Encoding.UTF8.GetString(Encoding.UTF8.GetBytes(item));

                    if (value.Contains(getPdfValue))
                    {
                        string[] splitValue = value.Split(':');
                        lst.Add(splitValue[1].Trim());
                    }
                }

                pdfreader.Close();
                return lst;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        public static DateTime? GetOP60Time(string datetime)
        {

            try
            {
                string regex = @"^(\d{1,2})\.(\d{1,2})\.(\d{4})\/(\d{1,2}):(\d{1,2}):(\d{1,2})";
                var macth = RegexExtension.Match(datetime, regex, 20000);
                if (macth.Success)
                {
                    string date = $"{macth.Groups[3].Value}/{macth.Groups[2].Value}/{macth.Groups[1].Value} {macth.Groups[4].Value}:{macth.Groups[5].Value}:{macth.Groups[6].Value}";

                    DateTime Time;
                    if (DateTime.TryParseExact(date, "yyyy/MM/dd HH:mm:ss", CultureInfo.CurrentCulture, DateTimeStyles.None, out Time))
                    {
                        return Time;
                    }

                }
                return null;
            }
            catch (Exception ex)
            {
                return null;
            }
        }
    }
}