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// --------------------------------------------------------------------------------------------------------------------
// <copyright file="ActiveJob.cs" company="HandBrake Project (http://handbrake.fr)">
// This file is part of the HandBrake source code - It may be used under the terms of the GNU General Public License.
// </copyright>
// <summary>
// Defines the ActiveJob type.
// </summary>
// --------------------------------------------------------------------------------------------------------------------
namespace HandBrakeWPF.Services.Queue
{
using System;
using HandBrakeWPF.Services.Encode;
using HandBrakeWPF.Services.Encode.EventArgs;
using HandBrakeWPF.Services.Encode.Interfaces;
using HandBrakeWPF.Services.Interfaces;
using HandBrakeWPF.Services.Logging.Interfaces;
using HandBrakeWPF.Services.Queue.JobEventArgs;
using HandBrakeWPF.Services.Queue.Model;
public class ActiveJob : IDisposable
{
private readonly QueueTask job;
private readonly IEncode encodeService;
public ActiveJob(QueueTask task, IUserSettingService userSettingService, ILogInstanceManager logInstanceManager, int jobId, IPortService portService)
{
this.job = task;
this.encodeService = new LibEncode(userSettingService, logInstanceManager, jobId, portService);
}
public event EventHandler<ActiveJobCompletedEventArgs> JobFinished;
public event EventHandler<EncodeProgressEventArgs> JobStatusUpdated;
public QueueTask Job => this.job;
public bool IsPaused { get; private set; }
public bool IsEncoding { get; set; }
public void Start()
{
this.IsPaused = false;
this.IsEncoding = true;
if (this.encodeService.IsPasued)
{
this.encodeService.Resume();
this.job.Statistics.SetPaused(false);
this.job.Status = QueueItemStatus.InProgress;
}
else if (!this.encodeService.IsEncoding)
{
this.job.Status = QueueItemStatus.InProgress;
this.job.Statistics.StartTime = DateTime.Now;
this.encodeService.EncodeCompleted += this.EncodeServiceEncodeCompleted;
this.encodeService.EncodeStatusChanged += this.EncodeStatusChanged;
this.encodeService.Start(this.job.Task, this.job.Configuration, this.job.SelectedPresetKey);
}
}
public void Pause()
{
if (this.encodeService.IsEncoding && !this.encodeService.IsPasued)
{
this.IsPaused = true;
this.encodeService.Pause();
this.job.Statistics.SetPaused(true);
this.job.Status = QueueItemStatus.Paused;
this.IsEncoding = false;
}
}
public void Stop()
{
if (this.encodeService.IsEncoding)
{
this.encodeService.Stop();
}
this.IsEncoding = false;
this.IsPaused = false;
this.encodeService.EncodeStatusChanged -= this.EncodeStatusChanged;
}
public void Dispose()
{
this.encodeService.EncodeCompleted -= this.EncodeServiceEncodeCompleted;
this.encodeService.EncodeStatusChanged -= this.EncodeStatusChanged;
}
private void EncodeStatusChanged(object sender, EncodeProgressEventArgs e)
{
this.job?.JobProgress.Update(e);
this.OnJobStatusUpdated(e);
}
private void EncodeServiceEncodeCompleted(object sender, EncodeCompletedEventArgs e)
{
this.IsEncoding = false;
this.IsPaused = false;
this.job.Status = !e.Successful ? QueueItemStatus.Error : QueueItemStatus.Completed;
this.job.Statistics.EndTime = DateTime.Now;
this.job.Statistics.CompletedActivityLogPath = e.ActivityLogPath;
this.job.Statistics.FinalFileSize = e.FinalFilesizeInBytes;
this.job.JobProgress.ClearStatusDisplay();
this.encodeService.EncodeStatusChanged -= this.EncodeStatusChanged;
this.encodeService.EncodeCompleted -= this.EncodeServiceEncodeCompleted;
this.OnJobFinished(e);
}
private void OnJobFinished(EncodeCompletedEventArgs e)
{
this.JobFinished?.Invoke(this, new ActiveJobCompletedEventArgs(this, e));
}
private void OnJobStatusUpdated(EncodeProgressEventArgs e)
{
this.JobStatusUpdated?.Invoke(this, e);
}
}
}
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