using System;
using System.IO;
using System.Threading;
using System.Threading.Tasks;
using FluentFTP;
using Microsoft.VisualBasic;
using Microsoft.VisualBasic.CompilerServices;

namespace tsFluentFTP
{
    public class ftp
    {
        public static DateTime ObtenerFechaDeModificacion(string Fichero, ServidorFTP ServidorFTP)
        {
            try
            {
                var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificado(ftp, __);
                if (ServidorFTP.Pasivo)
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
                ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Explicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Implicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.None;
                            ftp.Config.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    ftp.Connect();
                return ftp.GetModifiedTime(Fichero);
                ftp.Disconnect();
            }
            catch (Exception EX)
            {
                throw;
            }
            return default;
        }

        public static void DescargaFichero(string Fichero, Stream st, ServidorFTP ServidorFTP, Action<FtpProgress> Progreso = null)
        {
            try
            {
                var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificado(ftp, __);
                if (ServidorFTP.Pasivo)
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
                ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Explicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Implicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.None;
                            ftp.Config.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    ftp.Connect();
                if (!ftp.DownloadStream(st, Fichero, progress: Progreso))
                    throw new Exception("No se ha podido descargar el fichero");
                ftp.Disconnect();
            }
            catch (Exception EX)
            {
                throw new Exception(EX.Message, EX);
            }
        }

       public static async Task<FtpStatus> DescargaFicheroAsync(string Fichero, Stream st, ServidorFTP ServidorFTP, IProgress<FtpProgress> Progreso = null, FtpVerify Verificacion = FtpVerify.None, CancellationTokenSource ct = null)
        {
            try
            {
                var cfg = new FtpConfig();
                if (ServidorFTP.Pasivo)
                {
                    cfg.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    cfg.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                cfg.RetryAttempts = ServidorFTP.Reintentos;
                cfg.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.Explicit;
                            cfg.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.Implicit;
                            cfg.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.None;
                            cfg.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                // Using ftp As AsyncFtpClient = New AsyncFtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto, cfg)
                var ftp = new AsyncFtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto, cfg);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificadoAsync(ftp,__);
                FtpStatus t;
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ct is null)
                {
                    await ftp.Connect();
                    t = (FtpStatus)Conversions.ToInteger(await ftp.DownloadStream(st, Fichero, progress: Progreso));
                }
                else
                {
                    await ftp.Connect(ct.Token);
                    t = (FtpStatus)Conversions.ToInteger(await ftp.DownloadStream(st, Fichero, progress: Progreso, token: ct.Token));
                }
                if (t == FtpStatus.Failed)
                    throw new Exception("Error descargando fichero " + Fichero);
                if (ct is not null)
                {
                    await ftp.Disconnect(ct.Token);
                }
                else
                {
                    await ftp.Disconnect();
                }
                return t;
            }
            // End Using
            catch (Exception EX)
            {
                throw new Exception(EX.Message, EX);
            }
        }

        public static async Task<FtpStatus> DescargaFicheroAsync(string FicheroLocal, string FicheroRemoto, ServidorFTP ServidorFTP, IProgress<FtpProgress> Progreso = null, FtpVerify Verificacion = FtpVerify.None, CancellationTokenSource ct = null)
        {
            try
            {
                var cfg = new FtpConfig();
                if (ServidorFTP.Pasivo)
                {
                    cfg.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    cfg.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                cfg.RetryAttempts = ServidorFTP.Reintentos;
                cfg.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.Explicit;
                            cfg.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.Implicit;
                            cfg.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.None;
                            cfg.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                // Using ftp As AsyncFtpClient = New AsyncFtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto, cfg)
                var ftp = new AsyncFtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto, cfg);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificadoAsync(ftp,__);
                FtpStatus t;
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ct is null)
                {
                    await ftp.Connect();
                    t = await ftp.DownloadFile(FicheroLocal, FicheroRemoto, FtpLocalExists.Overwrite, Verificacion, Progreso);
                }
                else
                {
                    await ftp.Connect(ct.Token);
                    t = await ftp.DownloadFile(FicheroLocal, FicheroRemoto, FtpLocalExists.Overwrite, Verificacion, Progreso, ct.Token);
                }
                if (t == FtpStatus.Failed)
                    throw new Exception("Error descargando fichero " + FicheroLocal + " de " + FicheroRemoto + " ");
                if (ct is not null)
                {
                    await ftp.Disconnect(ct.Token);
                }
                else
                {
                    await ftp.Disconnect();
                }
                return t;
            }
            // End Using
            catch (Exception EX)
            {
                throw new Exception(EX.Message, EX);
            }
        }



        public static void DescargaFichero(string FicheroLocal, string FicheroRemoto, ServidorFTP ServidorFTP, Action<FtpProgress> Progreso = null, FtpVerify Verificacion = FtpVerify.None)
        {
            try
            {
                var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificado(ftp, __);
                if (ServidorFTP.Pasivo)
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
                ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Explicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Implicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.None;
                            ftp.Config.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    ftp.Connect();
                if (ftp.DownloadFile(FicheroLocal, FicheroRemoto, FtpLocalExists.Overwrite, Verificacion, Progreso) == FtpStatus.Failed)
                    throw new Exception("No se ha podido descargar el fichero " + FicheroRemoto + " en " + FicheroLocal);

                ftp.Disconnect();
            }
            catch (Exception EX)
            {
                throw new Exception(EX.Message, EX);
            }
        }
        public static async Task<FtpStatus> EnviaFicheroAsync(string FicheroOrigen, string FicheroDestino, ServidorFTP ServidorFTP, IProgress<FtpProgress> Progreso = null, FtpVerify Verificacion = FtpVerify.None, CancellationTokenSource ct = null)
        {
            try
            {
                var cfg = new FtpConfig();
                if (ServidorFTP.Pasivo)
                {
                    cfg.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    cfg.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                cfg.RetryAttempts = ServidorFTP.Reintentos;
                cfg.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.Explicit;
                            cfg.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.Implicit;
                            cfg.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.None;
                            cfg.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                var ftp = new AsyncFtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto, cfg);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificadoAsync(ftp,__);
                ftp.Encoding = System.Text.Encoding.UTF8;
                FtpStatus t;
                if (ct is null)
                {
                    await ftp.Connect();
                    t = await ftp.UploadFile(FicheroOrigen, FicheroDestino, FtpRemoteExists.Overwrite, false, Verificacion, Progreso);
                }
                else
                {
                    await ftp.Connect(ct.Token);
                    t = await ftp.UploadFile(FicheroOrigen, FicheroDestino, FtpRemoteExists.Overwrite, false, Verificacion, Progreso, ct.Token);
                }
                if (ct is not null)
                {
                    await ftp.Disconnect(ct.Token);
                }
                else
                {
                    await ftp.Disconnect();
                }
                if (t == FtpStatus.Failed)
                    throw new Exception("Error enviado fichero " + FicheroOrigen + " a " + FicheroDestino);
                return t;
            }
            // End Using
            catch (Exception EX)
            {
                throw new Exception(EX.Message, EX);
            }

        }
        public static async Task<FtpStatus> RenombraFicheroAsync(string FicheroOrigen, string FicheroDestino, ServidorFTP ServidorFTP)
        {
            try
            {
                var cfg = new FtpConfig();
                if (ServidorFTP.Pasivo)
                {
                    cfg.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    cfg.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                cfg.RetryAttempts = ServidorFTP.Reintentos;
                cfg.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.Explicit;
                            cfg.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.Implicit;
                            cfg.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            cfg.EncryptionMode = FtpEncryptionMode.None;
                            cfg.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                var ftp = new AsyncFtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto, cfg);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificadoAsync(ftp,__);

                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    await ftp.Connect();
                if (!ftp.Capabilities.Contains(FtpCapability.MDTM))
                    ftp.Capabilities.Add(FtpCapability.MDTM);

                // MsgBox("renombrando fichero " & FicheroOrigen & " a " & FicheroDestino)
                bool t = await ftp.MoveFile(FicheroOrigen, FicheroDestino, FtpRemoteExists.Overwrite);
                // MsgBox(t)                
                await ftp.Disconnect();
                if (Conversions.ToInteger(t) == (int)FtpStatus.Failed)
                    throw new Exception("Error renombrando fichero " + FicheroOrigen + " a " + FicheroDestino);
                return (FtpStatus)Conversions.ToInteger(t);
            }
            // End Using
            catch (Exception EX)
            {
                Interaction.MsgBox(EX.Message);
                throw new tsUtilidades.tsExcepcion(EX.Message, EX, "FTP_ERROR.DESCONOCIDO", null);
            }
        }


        public static void EnviaFichero(string FicheroOrigen, string FicheroDestino, ServidorFTP ServidorFTP, Action<FtpProgress> Progreso = null, FtpVerify Verificacion = FtpVerify.None)
        {
            try
            {
                var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificado(ftp, __);
                if (ServidorFTP.Pasivo)
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
                ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Explicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Implicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.None;
                            ftp.Config.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    ftp.Connect();
                if (!ftp.Capabilities.Contains(FtpCapability.MDTM))
                    ftp.Capabilities.Add(FtpCapability.MDTM);
                var t = ftp.UploadFile(FicheroOrigen, FicheroDestino, FtpRemoteExists.Overwrite, false, Verificacion, Progreso);
                if (t == FtpStatus.Failed)
                    throw new Exception("Error enviando fichero " + FicheroOrigen + " a " + FicheroDestino + " ");
                ftp.Disconnect();
            }
            catch (Exception EX)
            {
                throw new Exception(EX.Message, EX);
            }
        }

        public static void EnviaFichero(byte[] FicheroOrigen, string FicheroDestino, ServidorFTP ServidorFTP, Action<FtpProgress> Progreso = null)
        {
            try
            {
                var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificado(ftp, __);
                if (ServidorFTP.Pasivo)
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
                ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Explicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Implicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.None;
                            ftp.Config.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    ftp.Connect();
                if (!ftp.Capabilities.Contains(FtpCapability.MDTM))
                    ftp.Capabilities.Add(FtpCapability.MDTM);
                var t = ftp.UploadBytes(FicheroOrigen, FicheroDestino, FtpRemoteExists.Overwrite, false, Progreso);
                if (t == FtpStatus.Failed)
                    throw new Exception("Error enviando fichero ");
                ftp.Disconnect();
            }
            catch (Exception EX)
            {
                throw;
            }
        }



        public static void CreaDirectorio(string Directorio, ServidorFTP ServidorFTP)
        {
            try
            {
                var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificado(ftp, __);
                if (ServidorFTP.Pasivo)
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
                ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Explicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Implicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.None;
                            ftp.Config.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    ftp.Connect();

                if (!ftp.DirectoryExists(Directorio))
                {
                    ftp.CreateDirectory(Directorio, true);
                }
                ftp.Disconnect();
            }
            catch (Exception EX)
            {
                throw;
            }
        }

        public static void EliminaFichero(string Fichero, ServidorFTP ServidorFTP)
        {
            try
            {
                var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificado(ftp, __);
                if (ServidorFTP.Pasivo)
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
                ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Explicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Implicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.None;
                            ftp.Config.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    ftp.Connect();
                ftp.DeleteFile(Fichero);
                ftp.Disconnect();
            }
            catch (Exception EX)
            {
                throw;
            }
        }

        public static bool ExisteFichero(string Fichero, ServidorFTP ServidorFTP)
        {
            try
            {
                var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificado(ftp,__);
                if (ServidorFTP.Pasivo)
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
                ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Explicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Implicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.None;
                            ftp.Config.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    ftp.Connect();
                if (!ftp.Capabilities.Contains(FtpCapability.MDTM))
                    ftp.Capabilities.Add(FtpCapability.MDTM);
                return ftp.FileExists(Fichero);
                ftp.Disconnect();
            }
            catch (Exception EX)
            {
                throw;
            }
        }



        public static void RenombraFichero(string FicheroOrigen, string FicheroDestino, ServidorFTP ServidorFTP)
        {
            try
            {
                var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
                if (ServidorFTP.Pasivo)
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
                }
                else
                {
                    ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
                }
                ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
                ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
                ftp.ValidateCertificate += (_, __) => tsFluentFTP.ftp.ValidarCertificado(ftp,__);
                switch (ServidorFTP.Seguridad)
                {
                    case SeguridadFTP.Explicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Explicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }
                    case SeguridadFTP.Implicita:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.Implicit;
                            ftp.Config.SslProtocols = (System.Security.Authentication.SslProtocols)((int)System.Security.Authentication.SslProtocols.Tls + (int)System.Security.Authentication.SslProtocols.Tls11 + (int)System.Security.Authentication.SslProtocols.Tls12);
                            break;
                        }

                    default:
                        {
                            ftp.Config.EncryptionMode = FtpEncryptionMode.None;
                            ftp.Config.SslProtocols = System.Security.Authentication.SslProtocols.None;
                            break;
                        }
                }
                ftp.Encoding = System.Text.Encoding.UTF8;
                if (ftp.IsConnected == false)
                    ftp.Connect();
                if (!ftp.Capabilities.Contains(FtpCapability.MDTM))
                    ftp.Capabilities.Add(FtpCapability.MDTM);
                ftp.MoveFile(FicheroOrigen, FicheroDestino, FtpRemoteExists.Overwrite);
                ftp.Disconnect();
            }
            catch (tsUtilidades.tsExcepcion EX)
            {
                throw EX;
            }

            catch (Exception EX)
            {
                throw new tsUtilidades.tsExcepcion(EX.Message, EX, "FTP_ERROR.DESCONOCIDO", null);
            }
        }


        public static FtpListItem[] ObtieneListaFicheros(string Ruta, ServidorFTP ServidorFTP)
        {
            var ftp = new FtpClient(ServidorFTP.Servidor, ServidorFTP.Usuario, ServidorFTP.Contraseña, ServidorFTP.Puerto);
            if (ServidorFTP.Pasivo)
            {
                ftp.Config.DataConnectionType = FtpDataConnectionType.PASV;
            }
            else
            {
                ftp.Config.DataConnectionType = FtpDataConnectionType.AutoActive;
            }
            ftp.Config.RetryAttempts = ServidorFTP.Reintentos;
            ftp.Config.ConnectTimeout = ServidorFTP.Timeout;
            // ftp.Config.ListingCulture = Globalization.CultureInfo.CurrentCulture
            if (ftp.IsConnected == false)
                ftp.Connect();
            FtpListItem[] lf = ftp.GetListing(Ruta);
            ftp.Disconnect();
            return lf;
        }

        private static void ValidarCertificado(FtpClient control, FtpSslValidationEventArgs e)
        {
            e.Accept = true;
        }
        private static void ValidarCertificadoAsync(AsyncFtpClient control, FtpSslValidationEventArgs e)
        {
            e.Accept = true;
        }
    }

    public class ServidorFTP
    {
        public string Servidor { get; set; }
        public int Puerto { get; set; }
        public SeguridadFTP Seguridad { get; set; }
        public bool Pasivo { get; set; }
        public int Timeout { get; set; }
        public string Usuario { get; set; }
        public string Contraseña { get; set; }
        public int Reintentos { get; set; }
        public ServidorFTP(string Servidor, int Puerto, string Usuario, string Contraseña, SeguridadFTP Seguridad = SeguridadFTP.Ninguna, bool Pasivo = false, int timeout = 20000, int Reintentos = 3)
        {
            this.Servidor = Servidor;
            this.Puerto = Puerto;
            this.Seguridad = Seguridad;
            this.Pasivo = Pasivo;
            Timeout = timeout;
            this.Usuario = Usuario;
            this.Contraseña = Contraseña;
            this.Reintentos = Reintentos;
        }
    }

    public enum SeguridadFTP
    {
        Ninguna = 0,
        Implicita = 1,
        Explicita = 2,
        ExplicitaConControl = 3,
        ExplicitaControlOpcional = 4,
        SoloControl = 5,
        SoloDatos = 6
    }
}