using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using WebCamService;
using System.IO;

namespace FastGallery
{
    internal partial class FtpProgress : Form
    {
        private FtpSite ftpSite;


        public FtpProgress(FtpSite ftpSite)
        {
            InitializeComponent();

            this.ftpSite = ftpSite;
        }

        private void cancelButton_Click(object sender, EventArgs e)
        {
            visualBackgroundWorker1.CancelAsync();
        }

        private void FtpProgress_Load(object sender, EventArgs e)
        {
            visualBackgroundWorker1.RunWorkerAsync();
        }

        private void visualBackgroundWorker1_DoWork(object sender, DoWorkEventArgs e)
        {
            try
            {
                visualBackgroundWorker1.ReportProgress(0, "Opening connection to " + ftpSite.SiteURL);

                FtpClient ftpClient = new FtpClient(ftpSite.SiteURL, ftpSite.UserName, ftpSite.Password);
                ftpClient.FileSendingEvent += new FileSendingEvent(ftpClient_FileSendingEvent);
                try
                {
                    ftpClient.Login();
                    if (visualBackgroundWorker1.CancellationPending)
                    {
                        throw new CancelledException();
                    }

                    visualBackgroundWorker1.ReportProgress(0, "Creating remote directory");

                    ftpClient.ChangeDir(ftpSite.InitialDirectory);
                    try
                    {
                        ftpClient.MakeDir(Program.Settings.Gallery.Name);
                    }
                    catch (FtpClient.FtpException)
                    {

                    }

                    if (visualBackgroundWorker1.CancellationPending)
                    {
                        throw new CancelledException();
                    }

                    // get files for progress
                    numberFiles = Directory.GetFiles(Program.Settings.Gallery.Directory, "*.*", SearchOption.AllDirectories).Length;
                    filesSoFar = 0;

                    ftpClient.UploadDirectory(Program.Settings.Gallery.Directory, true, false);

                }
                catch (Exception exception)
                {
                    throw exception;
                }
                finally
                {
                    ftpClient.Close();
                }

                visualBackgroundWorker1.ReportProgress(100, "Transfer complete");

                // open in browser
                if(!ftpSite.OptionalWebAddress.Equals(@"http://"))
                {
                    System.Diagnostics.Process process = new System.Diagnostics.Process();

                    process.StartInfo.UseShellExecute = true;

                    process.StartInfo.FileName = ftpSite.OptionalWebAddress + "/" + Program.Settings.Gallery.Name;

                    process.Start();
                }

            }
            catch (Exception exception)
            {
                visualBackgroundWorker1.ReportProgress(100, "Error: " + exception.Message);

            }
        }

        int numberFiles;
        int filesSoFar;

        void ftpClient_FileSendingEvent(object sender, string file)
        {
            visualBackgroundWorker1.ReportProgress((filesSoFar * 100) / numberFiles, "Sending " + file.Remove(0,Program.Settings.Gallery.Directory.Length));
            filesSoFar++;
        }

        private void visualBackgroundWorker1_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            cancelButton.Enabled = false;
            okButton.Enabled = true;
        }

        private void okButton_Click(object sender, EventArgs e)
        {
            Close();
        }



    }

    class CancelledException : Exception
    {

    }
}