using FluentFTP;

namespace Cowain.Bake.Communication.Sokects
{
    //全部都是远程操作
    public class FtpHelper
    {
        #region 属性与构造函数
        public string IpAddr { get; set; } /// IP地址
        public string RelatePath { get; set; } /// 相对路径
        public int Port { get; set; }        /// 端口号
        public string UserName { get; set; }  /// 用户名
        public string Password { get; set; }  /// 密码
        //https://blog.csdn.net/fengershishe/article/details/129140618
        public FtpHelper()
        {
        }

        public FtpHelper(string ipAddr, int port, string userName, string password, string relatePath = "")
        {
            this.IpAddr = ipAddr;
            this.Port = port;
            this.UserName = userName;
            this.Password = password;
            this.RelatePath = relatePath;
        }

        #endregion

        #region 方法
        public FtpListItem[] ListDir()
        {
            FtpListItem[] lists;
            using (var ftpClient = new FtpClient(this.IpAddr, this.UserName, this.Password, this.Port))
            {
                ftpClient.Connect();  // 连接到FTP服务器
                ftpClient.SetWorkingDirectory(this.RelatePath);
                lists = ftpClient.GetListing();
            }
            return lists;
        }

        // 上传文件
        public bool UpLoad(string src, string desc)
        {
            using (var ftpClient = new FtpClient(this.IpAddr, this.UserName, this.Password, this.Port))
            {
                ftpClient.Connect();
                FtpStatus result = ftpClient.UploadFile(src, desc); // ("local/file.txt", "remote/file.txt");
                ftpClient.Disconnect();
                return FtpStatus.Success == result ? true : false;
            }          
        }
       
        ///创建目录(远程创建)
        private bool CheckDirIsExists(string dir)
        {
            bool flag = false;
            using (var ftpClient = new FtpClient(this.IpAddr, this.UserName, this.Password, this.Port))
            {
                ftpClient.Connect();
                ftpClient.SetWorkingDirectory(this.RelatePath);
                flag = ftpClient.DirectoryExists(dir);
                if (!flag)
                {
                    flag = ftpClient.CreateDirectory(dir); //client.CreateDirectory("remote/directory");
                }
            }
            return flag;
        }

        public void DeleteFile(string dir)
        {
            using (var ftpClient = new FtpClient(this.IpAddr, this.UserName, this.Password, this.Port))
            {
                ftpClient.Connect();
                ftpClient.SetWorkingDirectory(this.RelatePath);
                ftpClient.DeleteFile(dir);
                ftpClient.Disconnect();
            }
        }

        public bool DownloadFile(string localAddress, string remoteAddress)
        {
            using (var ftpClient = new FtpClient(this.IpAddr, this.UserName, this.Password, this.Port))
            {
                ftpClient.SetWorkingDirectory(this.RelatePath);
                ftpClient.Connect();
                if (ftpClient.DownloadFile(localAddress, remoteAddress) == FtpStatus.Success)
                {
                    return true;
                }
            }
            return false;
        }
        #endregion
    }
}