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#nullable disable
using System.Threading;
using MediaBrowser.Controller.Session;
using MediaBrowser.Controller.SyncPlay.PlaybackRequests;
using MediaBrowser.Model.SyncPlay;
using Microsoft.Extensions.Logging;
namespace MediaBrowser.Controller.SyncPlay.GroupStates
{
/// <summary>
/// Class IdleGroupState.
/// </summary>
/// <remarks>
/// Class is not thread-safe, external locking is required when accessing methods.
/// </remarks>
public class IdleGroupState : AbstractGroupState
{
/// <summary>
/// The logger.
/// </summary>
private readonly ILogger<IdleGroupState> _logger;
/// <summary>
/// Initializes a new instance of the <see cref="IdleGroupState"/> class.
/// </summary>
/// <param name="loggerFactory">Instance of the <see cref="ILoggerFactory"/> interface.</param>
public IdleGroupState(ILoggerFactory loggerFactory)
: base(loggerFactory)
{
_logger = LoggerFactory.CreateLogger<IdleGroupState>();
}
/// <inheritdoc />
public override GroupStateType Type { get; } = GroupStateType.Idle;
/// <inheritdoc />
public override void SessionJoined(IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
SendStopCommand(context, Type, session, cancellationToken);
}
/// <inheritdoc />
public override void SessionLeaving(IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
// Do nothing.
}
/// <inheritdoc />
public override void HandleRequest(PlayGroupRequest request, IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
// Change state.
var waitingState = new WaitingGroupState(LoggerFactory);
context.SetState(waitingState);
waitingState.HandleRequest(request, context, Type, session, cancellationToken);
}
/// <inheritdoc />
public override void HandleRequest(UnpauseGroupRequest request, IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
// Change state.
var waitingState = new WaitingGroupState(LoggerFactory);
context.SetState(waitingState);
waitingState.HandleRequest(request, context, Type, session, cancellationToken);
}
/// <inheritdoc />
public override void HandleRequest(PauseGroupRequest request, IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
SendStopCommand(context, prevState, session, cancellationToken);
}
/// <inheritdoc />
public override void HandleRequest(StopGroupRequest request, IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
SendStopCommand(context, prevState, session, cancellationToken);
}
/// <inheritdoc />
public override void HandleRequest(SeekGroupRequest request, IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
SendStopCommand(context, prevState, session, cancellationToken);
}
/// <inheritdoc />
public override void HandleRequest(BufferGroupRequest request, IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
SendStopCommand(context, prevState, session, cancellationToken);
}
/// <inheritdoc />
public override void HandleRequest(ReadyGroupRequest request, IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
SendStopCommand(context, prevState, session, cancellationToken);
}
/// <inheritdoc />
public override void HandleRequest(NextItemGroupRequest request, IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
// Change state.
var waitingState = new WaitingGroupState(LoggerFactory);
context.SetState(waitingState);
waitingState.HandleRequest(request, context, Type, session, cancellationToken);
}
/// <inheritdoc />
public override void HandleRequest(PreviousItemGroupRequest request, IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
// Change state.
var waitingState = new WaitingGroupState(LoggerFactory);
context.SetState(waitingState);
waitingState.HandleRequest(request, context, Type, session, cancellationToken);
}
private void SendStopCommand(IGroupStateContext context, GroupStateType prevState, SessionInfo session, CancellationToken cancellationToken)
{
var command = context.NewSyncPlayCommand(SendCommandType.Stop);
if (!prevState.Equals(Type))
{
context.SendCommand(session, SyncPlayBroadcastType.AllGroup, command, cancellationToken);
}
else
{
context.SendCommand(session, SyncPlayBroadcastType.CurrentSession, command, cancellationToken);
}
}
}
}
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