using MediaBrowser.Controller.Entities;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Serialization;
using MediaBrowser.Model.Session;
using System;
using Microsoft.Extensions.Logging;
using MediaBrowser.Model.Threading;
using System.Linq;
namespace MediaBrowser.Controller.Session
{
///
/// Class SessionInfo
///
public class SessionInfo : IDisposable
{
private ISessionManager _sessionManager;
private readonly ILogger _logger;
public SessionInfo(ISessionManager sessionManager, ILogger logger)
{
_sessionManager = sessionManager;
_logger = logger;
AdditionalUsers = new SessionUserInfo[] { };
PlayState = new PlayerStateInfo();
SessionControllers = new ISessionController[] { };
}
public PlayerStateInfo PlayState { get; set; }
public SessionUserInfo[] AdditionalUsers { get; set; }
public ClientCapabilities Capabilities { get; set; }
///
/// Gets or sets the remote end point.
///
/// The remote end point.
public string RemoteEndPoint { get; set; }
///
/// Gets or sets the playable media types.
///
/// The playable media types.
public string[] PlayableMediaTypes
{
get
{
if (Capabilities == null)
{
return new string[] {};
}
return Capabilities.PlayableMediaTypes;
}
}
///
/// Gets or sets the id.
///
/// The id.
public string Id { get; set; }
///
/// Gets or sets the user id.
///
/// The user id.
public Guid UserId { get; set; }
///
/// Gets or sets the username.
///
/// The username.
public string UserName { get; set; }
///
/// Gets or sets the type of the client.
///
/// The type of the client.
public string Client { get; set; }
///
/// Gets or sets the last activity date.
///
/// The last activity date.
public DateTime LastActivityDate { get; set; }
///
/// Gets or sets the last playback check in.
///
/// The last playback check in.
public DateTime LastPlaybackCheckIn { get; set; }
///
/// Gets or sets the name of the device.
///
/// The name of the device.
public string DeviceName { get; set; }
public string DeviceType { get; set; }
///
/// Gets or sets the now playing item.
///
/// The now playing item.
public BaseItemDto NowPlayingItem { get; set; }
public BaseItem FullNowPlayingItem { get; set; }
///
/// Gets or sets the device id.
///
/// The device id.
public string DeviceId { get; set; }
///
/// Gets or sets the application version.
///
/// The application version.
public string ApplicationVersion { get; set; }
///
/// Gets or sets the session controller.
///
/// The session controller.
[IgnoreDataMember]
public ISessionController[] SessionControllers { get; set; }
///
/// Gets or sets the application icon URL.
///
/// The application icon URL.
public string AppIconUrl { get; set; }
///
/// Gets or sets the supported commands.
///
/// The supported commands.
public string[] SupportedCommands
{
get
{
if (Capabilities == null)
{
return new string[] {};
}
return Capabilities.SupportedCommands;
}
}
public TranscodingInfo TranscodingInfo { get; set; }
///
/// Gets a value indicating whether this instance is active.
///
/// true if this instance is active; otherwise, false.
public bool IsActive
{
get
{
var controllers = SessionControllers;
foreach (var controller in controllers)
{
if (controller.IsSessionActive)
{
return true;
}
}
if (controllers.Length > 0)
{
return false;
}
return true;
}
}
public bool SupportsMediaControl
{
get
{
if (Capabilities == null || !Capabilities.SupportsMediaControl)
{
return false;
}
var controllers = SessionControllers;
foreach (var controller in controllers)
{
if (controller.SupportsMediaControl)
{
return true;
}
}
return false;
}
}
public bool SupportsRemoteControl
{
get
{
if (Capabilities == null || !Capabilities.SupportsMediaControl)
{
return false;
}
var controllers = SessionControllers;
foreach (var controller in controllers)
{
if (controller.SupportsMediaControl)
{
return true;
}
}
return false;
}
}
public Tuple EnsureController(Func factory)
{
var controllers = SessionControllers.ToList();
foreach (var controller in controllers)
{
if (controller is T)
{
return new Tuple(controller, false);
}
}
var newController = factory(this);
_logger.LogDebug("Creating new {0}", newController.GetType().Name);
controllers.Add(newController);
SessionControllers = controllers.ToArray();
return new Tuple(newController, true);
}
public void AddController(ISessionController controller)
{
var controllers = SessionControllers.ToList();
controllers.Add(controller);
SessionControllers = controllers.ToArray();
}
public bool ContainsUser(string userId)
{
return ContainsUser(new Guid(userId));
}
public bool ContainsUser(Guid userId)
{
if (UserId.Equals(userId))
{
return true;
}
foreach (var additionalUser in AdditionalUsers)
{
if (userId.Equals(userId))
{
return true;
}
}
return false;
}
private readonly object _progressLock = new object();
private ITimer _progressTimer;
private PlaybackProgressInfo _lastProgressInfo;
public void StartAutomaticProgress(ITimerFactory timerFactory, PlaybackProgressInfo progressInfo)
{
if (_disposed)
{
return;
}
lock (_progressLock)
{
_lastProgressInfo = progressInfo;
if (_progressTimer == null)
{
_progressTimer = timerFactory.Create(OnProgressTimerCallback, null, 1000, 1000);
}
else
{
_progressTimer.Change(1000, 1000);
}
}
}
// 1 second
private const long ProgressIncrement = 10000000;
private async void OnProgressTimerCallback(object state)
{
if (_disposed)
{
return;
}
var progressInfo = _lastProgressInfo;
if (progressInfo == null)
{
return;
}
if (progressInfo.IsPaused)
{
return;
}
var positionTicks = progressInfo.PositionTicks ?? 0;
if (positionTicks < 0)
{
positionTicks = 0;
}
var newPositionTicks = positionTicks + ProgressIncrement;
var item = progressInfo.Item;
long? runtimeTicks = item == null ? null : item.RunTimeTicks;
// Don't report beyond the runtime
if (runtimeTicks.HasValue && newPositionTicks >= runtimeTicks.Value)
{
return;
}
progressInfo.PositionTicks = newPositionTicks;
try
{
await _sessionManager.OnPlaybackProgress(progressInfo, true).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.LogError("Error reporting playback progress", ex);
}
}
public void StopAutomaticProgress()
{
lock (_progressLock)
{
if (_progressTimer != null)
{
_progressTimer.Dispose();
_progressTimer = null;
}
_lastProgressInfo = null;
}
}
private bool _disposed = false;
public void Dispose()
{
_disposed = true;
StopAutomaticProgress();
var controllers = SessionControllers.ToList();
SessionControllers = new ISessionController[] { };
foreach (var controller in controllers)
{
var disposable = controller as IDisposable;
if (disposable != null)
{
_logger.LogDebug("Disposing session controller {0}", disposable.GetType().Name);
try
{
disposable.Dispose();
}
catch (Exception ex)
{
_logger.LogError("Error disposing session controller", ex);
}
}
}
_sessionManager = null;
}
public QueueItem[] NowPlayingQueue { get; set; }
public bool HasCustomDeviceName { get; set; }
public string PlaylistItemId { get; set; }
public string ServerId { get; set; }
public string UserPrimaryImageTag { get; set; }
}
}