using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Diagnostics;
using System.Text.RegularExpressions;
using System.Data;

namespace Zhaizj.Framework.Utils
{
    /// <summary>
    /// 导出Excel 并且控制格式
    /// </summary>
    [Serializable]
    public class ExcelXml
    {

        public String Lable { get; set; }
        public String ExcelConfigPath { get; set; }
        public String TemPath { get; set; }
        public String ExcelConfigContent{get;set;}

        public String TemContent;        
        private StringBuilder SbConfig;

        /// <summary>
        /// 初始化参数
        /// </summary>
        /// <param name="lable">替换列表找标签</param>
        /// <param name="excelConfigPath">列表配置文件路径</param>
        /// <param name="temPath">模板路径</param>
        public ExcelXml(String lable, String excelConfigPath, String temPath)
            : base()
        {
            this.Lable = lable;
            this.ExcelConfigPath = excelConfigPath;
            this.TemPath = temPath;
            ReadTemplate();
            ReadConfig();
        }
        /// <summary>
        /// 读取模板文件
        /// </summary>
        private void ReadTemplate()
        {
            try
            {

                using (StreamReader reader = new StreamReader(TemPath))
                {
                    this.TemContent = reader.ReadToEnd();
                    reader.Close();
                }
            }
            catch (Exception ex)
            {

                throw new Exception("读取文件不存在：" + ex.Message);
            }
        }
        /// <summary>
        /// 读取配置文件
        /// </summary>
        public void ReadConfig()
        {
            if (SbConfig == null)
            {
                SbConfig = new StringBuilder();
                String line;
                using (StreamReader reader = new StreamReader(ExcelConfigPath))
                {
                    while ((line = reader.ReadLine()) != null)
                    {
                        if (line.Replace("\"", "").Trim().Equals("<"+Lable.Trim()+">"))
                        {
                            while ((line = reader.ReadLine()) != null)
                            {
                                if (line.Replace("\"", "").Trim().Equals("</"+Lable.Trim()+">"))
                                {
                                    break;
                                }
                                SbConfig.Append(line.Trim());
                            }
                            break;
                        }
                    }
                }
                this.ExcelConfigContent = SbConfig.ToString();
            }
        }
        /// <summary>
        /// 写入Excel
        /// </summary>
        /// <param name="path"></param>
        /// <param name="Content"></param>
        public void WriteExcel(String path, String Content)
        {
            try
            {
                using (StreamWriter sw = new StreamWriter(path))
                {
                    sw.WriteLine(Content);
                    sw.Flush();
                    sw.Close();
                }
            }
            catch (Exception ex)
            {
                throw new Exception("写入文件路径：" + ex.Message);
            }
        }
        /// <summary>
        /// 写入Excel 并打开文件
        /// </summary>
        /// <param name="path"></param>
        /// <param name="Content"></param>
        public void WriteExcelOpen(String path, String Content)
        {
            try
            {
                using (StreamWriter sw = new StreamWriter(path))
                {
                    sw.WriteLine(Content);
                    sw.Flush();
                    sw.Close();
                }
            }
            catch (Exception ex)
            {
                throw new Exception("写入文件路径：" + ex.Message);
            }
            try
            {
                Process.Start(path);
            }
            catch 
            {
                
            }
        }
        /// <summary>
        /// 替换模板中标签
        /// </summary>
        /// <returns>替换后的内容</returns>
        public string ReplaceSiteTags(MatchEvaluator m)
        {
            try
            {
                //匹配系统标签
                Regex reg = new Regex(@"<!--#P_[^>]+-->", RegexOptions.Compiled);
                return reg.Replace(TemContent, m);
            }
            catch (Exception ex)
            {
                throw new Exception("模板内容是空的：" + ex.Message);
            }
        }
        /// <summary>
        /// 获取配置文件标签
        /// </summary>
        /// <param name="m"></param>
        /// <returns></returns>
        public MatchCollection  ReplaceConfig()
        {
            try
            {

                Regex reg = new Regex(@"<!--#P_[^>]+-->", RegexOptions.Compiled);
                return reg.Matches(ExcelConfigContent);
            }
            catch (Exception ex)
            {
                throw new Exception("模板内容为空：" + ex.Message);
            }
        }
    }
}