using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;

namespace OTSModelSharp.ServiceInterface
{
    public static class FileHelper
    {
        public static string GetFolderName(string a_strPathName)
        {
            if (a_strPathName == "Untitled")
            {
                return null;
            }
            string folderName = a_strPathName.Substring(0, a_strPathName.LastIndexOf("\\"));
            //DirectoryInfo d = new DirectoryInfo(a_strPathName);
            //return d.FullName;
            return folderName;
            //            string aFirstName = aFile.Substring(aFile.LastIndexOf("\\") + 1, (aFile.LastIndexOf(".") - aFile.LastIndexOf("\\") - 1));  //文件名
            //            string aLastName = aFile.Substring(aFile.LastIndexOf(".") + 1, (aFile.Length - aFile.LastIndexOf(".") - 1));   //扩展名

            //            string strFilePaht = "文件路径";
            //            Path.GetFileNameWithoutExtension(strFilePath); 这个就是获取文件名的

            //             //还有的就是用Substring截取
            // strFilePaht.Substring(path.LastIndexOf("\\") + 1, path.Length - 1 - path.LastIndexOf("\\"));
            //            strFilePaht.Substring(path.LastIndexOf("."), path.Length - path.LastIndexOf("."));

            //            //或者用openFileDialog1.SafeFileName

            //            //这样就能取到该文件的所在目录路径
            //string path1 = System.IO.Path.GetDirectoryName(openFileDialog1.FileName) + @"\";

            //            string path = Path.GetFileName("C:\My Document\path\image.jpg");    //只获取文件名image.jpg
        }

        /// <summary>
        /// 获取XML节点参数
        /// </summary>
        /// <param name="Name">节点参数名称</param>
        /// <returns>节点参数</returns>
        public static string GetXMLInformations(string Name)
        {
            try
            {
                string xmlFilePath = System.Configuration.ConfigurationManager.ConnectionStrings["XMLFileName"].ConnectionString;

                string value = string.Empty;
                XmlDocument doc = new XmlDocument();

                doc.Load(xmlFilePath);    //加载Xml文件  

                XmlElement root = doc.DocumentElement;   //获取根节点  

                XmlNodeList mainNodes = root.GetElementsByTagName("Member"); //获取子节点集合  

                foreach (XmlNode node in mainNodes)
                {
                    //获取Name属性值
                    string name = ((XmlElement)node).GetAttribute("RegName");
                    if (name.Equals(Name))
                    {
                        value = ((XmlElement)node).GetAttribute("Value");
                        break;
                    }
                }
                return value;
            }
            catch (Exception)
            {
                return "";
            }
        }
    }
}