using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;

namespace ReadFile
{
    public class ReadFile
	{
		public string ReadFileList(string inParams)
		{
			string errorCode = "0";
			string errorMessage = "";
			JObject jObject = new JObject();
			JArray fileArray = new JArray();
			try
			{
				JObject inputEmpParamsObj = JObject.Parse(inParams);
				var paramsdata = inputEmpParamsObj["params"][0];
				string filePath = paramsdata["filePath"].ToString().Replace("/", "\\");                      //文档路径
				DirectoryInfo di = new DirectoryInfo(filePath.TrimEnd('\\'));
				FileInfo[] files = new string[] { "*.*" }.SelectMany(i => di.GetFiles(i, SearchOption.AllDirectories)).Distinct().ToArray();
				Array.Sort(files, delegate (FileInfo x, FileInfo y) { return y.CreationTime.CompareTo(x.CreationTime); });
				for (int i = 0; i < files.Length; i++)
				{
					string xmldate = "";
					using (var sr = new StreamReader(files[i].FullName))
					{
						// Read the stream as a string, and write the string to the console.
						xmldate = sr.ReadToEnd();
					}
					JObject listobj = new JObject();
					listobj.Add("creationTime", files[i].CreationTime);
					listobj.Add("filesname", files[i].Name);
					listobj.Add("filePath", files[i].FullName.Replace("\\", "/"));
					listobj.Add("xml", xmldate);
					fileArray.Add(listobj);
				}
			}
			catch (Exception ex2)
			{
				errorCode = "-1";
				errorMessage = ex2.Message;
			}
			jObject.Add("errorCode", errorCode);
			jObject.Add("errorMessage", errorMessage);
			jObject.Add("result", fileArray);
			return jObject.ToString();
		}
		/// <summary>
		/// 复制文件
		/// </summary>
		/// <param name="sources">源路径</param>
		/// <param name="dest">新路径</param>
		public string FileMove(string inParams)
		{
			string errorCode = "0";
			string errorMessage = "";
			JObject jObject = new JObject();
			try
			{
				JObject inputEmpParamsObj = JObject.Parse(inParams);
				var paramsdata = inputEmpParamsObj["params"][0];
				string filePath = paramsdata["filePath"].ToString().Replace("/", "\\");                       //文档路径
				String fileName = System.IO.Path.GetFileName(filePath); //'获取文件名 
				string fileToPath = paramsdata["fileToPath"].ToString().Replace("/", "\\") + "\\"+ fileName;                      //文档路径

				string curDir = "";
				string fullDir = FtpParseDirectory(paramsdata["fileToPath"].ToString()+"/");
				string[] dirs = fullDir.Split('/');
				for (int i = 0; i < dirs.Length; i++)
				{
					string dir = dirs[i];
					//如果是以/开始的路径,第一个为空
					if (dir != null && dir.Length > 0)
					{
						curDir += dir + "/";
						if (Directory.Exists(curDir))
						{
							//已存在
						}
						else {
							//不存在创建
							Directory.CreateDirectory(curDir);
						}
					}
				}
				File.Move(filePath, fileToPath);
			}
			catch (Exception ex2)
			{
				errorCode = "-1";
				errorMessage = ex2.Message;
			}
			jObject.Add("errorCode", errorCode);
			jObject.Add("errorMessage", errorMessage);
			return jObject.ToString();
		}
		public static string FtpParseDirectory(string destFilePath)
		{
			return destFilePath.Substring(0, destFilePath.LastIndexOf("/"));
		}
	}

}