source: branches/eraser6/CodeReview/Eraser/BlackBoxUploadForm.cs @ 1617

/* 
 * $Id$
 * Copyright 2008-2009 The Eraser Project
 * Original Author: Joel Low <lowjoel@users.sourceforge.net>
 * Modified By:
 * 
 * This file is part of Eraser.
 * 
 * Eraser is free software: you can redistribute it and/or modify it under the
 * terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 * 
 * Eraser is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 * 
 * A copy of the GNU General Public License can be found at
 * <http://www.gnu.org/licenses/>.
 */

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

using Eraser.Util;

using ProgressChangedEventArgs = System.ComponentModel.ProgressChangedEventArgs;
using ProgressChangedEventHandler = System.ComponentModel.ProgressChangedEventHandler;
using EraserProgressChangedEventArgs = Eraser.Util.ProgressChangedEventArgs;
using EraserProgressChangedEventHandler = Eraser.Util.ProgressChangedEventHandler;

namespace Eraser
{
    public partial class BlackBoxUploadForm : Form
    {
        /// <summary>
        /// Constructor.
        /// </summary>
        /// <param name="reports">The list of reports to upload.</param>
        public BlackBoxUploadForm(IList<BlackBoxReport> reports)
        {
            InitializeComponent();
            Theming.ApplyTheme(this);
            UploadWorker.RunWorkerAsync(reports);
        }

        private void BlackBoxUploadForm_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (UploadWorker.IsBusy)
            {
                UploadWorker.CancelAsync();
                e.Cancel = true;
            }
        }

        private void UploadWorker_DoWork(object sender, DoWorkEventArgs e)
        {
            IList<BlackBoxReport> reports = (IList<BlackBoxReport>)e.Argument;
            SteppedProgressManager progress = new SteppedProgressManager();

            for (int i = 0; i < reports.Count; ++i)
            {
                //Create the progress object that will handle the progress for this report.
                SteppedProgressManager reportProgress = new SteppedProgressManager();
                progress.Steps.Add(new SteppedProgressManagerStep(reportProgress,
                    1.0f / reports.Count));

                BlackBoxReportUploader uploader = new BlackBoxReportUploader(reports[i]);

                //Check that a similar report has not yet been uploaded.
                UploadWorker.ReportProgress((int)(progress.Progress * 100),
                    S._("Checking for status of report {0}...", reports[i].Name));
                if (!uploader.ReportIsNew())
                    continue;

                if (UploadWorker.CancellationPending)
                    throw new OperationCanceledException();

                {
                    //No similar reports have been uploaded. Compress the report.
                    ProgressManager step = new ProgressManager();
                    step.Total = 1000;
                    reportProgress.Steps.Add(new SteppedProgressManagerStep(step, 0.5f));
                    UploadWorker.ReportProgress((int)(progress.Progress * 100),
                        S._("Compressing Report {0}: {1}%", reports[i].Name, 0));

                    uploader.Compress(delegate(object from, EraserProgressChangedEventArgs e2)
                        {
                            step.Completed = (int)(e2.Progress.Progress * step.Total);
                            UploadWorker.ReportProgress((int)(progress.Progress * 100),
                                S._("Compressing Report {0}: {1:#0.00%}",
                                    reports[i].Name, e2.Progress.Progress));

                            if (UploadWorker.CancellationPending)
                                throw new OperationCanceledException();
                        });
                }
                {
                    //Upload the report.
                    ProgressManager step = new ProgressManager();
                    step.Total = 1000;
                    reportProgress.Steps.Add(new SteppedProgressManagerStep(step, 0.5f));
                    UploadWorker.ReportProgress((int)(progress.Progress * 100),
                        S._("Uploading Report {0}: {1}%", reports[i].Name, 0));

                    uploader.Upload(delegate(object from, EraserProgressChangedEventArgs e2)
                        {
                            step.Completed = (int)(e2.Progress.Progress * step.Total);
                            UploadWorker.ReportProgress((int)progress.Progress,
                                S._("Uploading Report {0}: {1:#0.00%}",
                                    reports[i].Name, e2.Progress.Progress));

                            if (UploadWorker.CancellationPending)
                                throw new OperationCanceledException();
                        });
                }
            }
        }

        private void UploadWorker_ProgressChanged(object sender, ProgressChangedEventArgs e)
        {
            if (e.UserState != null)
                ProgressLbl.Text = e.UserState as string;
            ProgressPb.Value = e.ProgressPercentage;
        }

        private void UploadWorker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            if (e.Error == null)
            {
                ProgressLbl.Text = S._("Reports submitted successfully.");
                ProgressPb.Value = ProgressPb.Maximum;
                CancelBtn.Text = S._("Close");
            }
            else if (e.Error is OperationCanceledException)
            {
                ProgressLbl.Text = S._("Submission was cancelled.");
                ProgressPb.Value = ProgressPb.Maximum;
                CancelBtn.Text = S._("Close");
            }
            else
            {
                MessageBox.Show(this, e.Error.Message,
                    S._("Eraser"), MessageBoxButtons.OK, MessageBoxIcon.Error,
                    MessageBoxDefaultButton.Button1, S.IsRightToLeft(this) ?
                        MessageBoxOptions.RtlReading : 0);
                Close();
            }
        }

        private void CancelBtn_Click(object sender, EventArgs e)
        {
            if (UploadWorker.IsBusy)
                UploadWorker.CancelAsync();
            else
                Close();
        }
    }
}