| | | 1 | | #nullable disable |
| | | 2 | | |
| | | 3 | | using System; |
| | | 4 | | using System.Threading; |
| | | 5 | | using MediaBrowser.Controller.Session; |
| | | 6 | | using MediaBrowser.Controller.SyncPlay.PlaybackRequests; |
| | | 7 | | using MediaBrowser.Model.SyncPlay; |
| | | 8 | | using Microsoft.Extensions.Logging; |
| | | 9 | | |
| | | 10 | | namespace MediaBrowser.Controller.SyncPlay.GroupStates |
| | | 11 | | { |
| | | 12 | | /// <summary> |
| | | 13 | | /// Class PlayingGroupState. |
| | | 14 | | /// </summary> |
| | | 15 | | /// <remarks> |
| | | 16 | | /// Class is not thread-safe, external locking is required when accessing methods. |
| | | 17 | | /// </remarks> |
| | | 18 | | public class PlayingGroupState : AbstractGroupState |
| | | 19 | | { |
| | | 20 | | /// <summary> |
| | | 21 | | /// Initializes a new instance of the <see cref="PlayingGroupState"/> class. |
| | | 22 | | /// </summary> |
| | | 23 | | /// <param name="loggerFactory">Instance of the <see cref="ILoggerFactory"/> interface.</param> |
| | | 24 | | public PlayingGroupState(ILoggerFactory loggerFactory) |
| | 0 | 25 | | : base(loggerFactory) |
| | | 26 | | { |
| | 0 | 27 | | } |
| | | 28 | | |
| | | 29 | | /// <inheritdoc /> |
| | | 30 | | public override GroupStateType Type { get; } = GroupStateType.Playing; |
| | | 31 | | |
| | | 32 | | /// <summary> |
| | | 33 | | /// Gets or sets a value indicating whether requests for buffering should be ignored. |
| | | 34 | | /// </summary> |
| | | 35 | | public bool IgnoreBuffering { get; set; } |
| | | 36 | | |
| | | 37 | | /// <inheritdoc /> |
| | | 38 | | public override void SessionJoined(IGroupStateContext context, GroupStateType prevState, SessionInfo session, Ca |
| | | 39 | | { |
| | | 40 | | // Wait for session to be ready. |
| | 0 | 41 | | var waitingState = new WaitingGroupState(LoggerFactory); |
| | 0 | 42 | | context.SetState(waitingState); |
| | 0 | 43 | | waitingState.SessionJoined(context, Type, session, cancellationToken); |
| | 0 | 44 | | } |
| | | 45 | | |
| | | 46 | | /// <inheritdoc /> |
| | | 47 | | public override void SessionLeaving(IGroupStateContext context, GroupStateType prevState, SessionInfo session, C |
| | | 48 | | { |
| | | 49 | | // Do nothing. |
| | 0 | 50 | | } |
| | | 51 | | |
| | | 52 | | /// <inheritdoc /> |
| | | 53 | | public override void HandleRequest(PlayGroupRequest request, IGroupStateContext context, GroupStateType prevStat |
| | | 54 | | { |
| | | 55 | | // Change state. |
| | 0 | 56 | | var waitingState = new WaitingGroupState(LoggerFactory); |
| | 0 | 57 | | context.SetState(waitingState); |
| | 0 | 58 | | waitingState.HandleRequest(request, context, Type, session, cancellationToken); |
| | 0 | 59 | | } |
| | | 60 | | |
| | | 61 | | /// <inheritdoc /> |
| | | 62 | | public override void HandleRequest(UnpauseGroupRequest request, IGroupStateContext context, GroupStateType prevS |
| | | 63 | | { |
| | 0 | 64 | | if (!prevState.Equals(Type)) |
| | | 65 | | { |
| | | 66 | | // Pick a suitable time that accounts for latency. |
| | 0 | 67 | | var delayMillis = Math.Max(context.GetHighestPing() * 2, context.DefaultPing); |
| | | 68 | | |
| | | 69 | | // Unpause group and set starting point in future. |
| | | 70 | | // Clients will start playback at LastActivity (datetime) from PositionTicks (playback position). |
| | | 71 | | // The added delay does not guarantee, of course, that the command will be received in time. |
| | | 72 | | // Playback synchronization will mainly happen client side. |
| | 0 | 73 | | context.LastActivity = DateTime.UtcNow.AddMilliseconds(delayMillis); |
| | | 74 | | |
| | 0 | 75 | | var command = context.NewSyncPlayCommand(SendCommandType.Unpause); |
| | 0 | 76 | | context.SendCommand(session, SyncPlayBroadcastType.AllGroup, command, cancellationToken); |
| | | 77 | | |
| | | 78 | | // Notify relevant state change event. |
| | 0 | 79 | | SendGroupStateUpdate(context, request, session, cancellationToken); |
| | | 80 | | } |
| | | 81 | | else |
| | | 82 | | { |
| | | 83 | | // Client got lost, sending current state. |
| | 0 | 84 | | var command = context.NewSyncPlayCommand(SendCommandType.Unpause); |
| | 0 | 85 | | context.SendCommand(session, SyncPlayBroadcastType.CurrentSession, command, cancellationToken); |
| | | 86 | | } |
| | 0 | 87 | | } |
| | | 88 | | |
| | | 89 | | /// <inheritdoc /> |
| | | 90 | | public override void HandleRequest(PauseGroupRequest request, IGroupStateContext context, GroupStateType prevSta |
| | | 91 | | { |
| | | 92 | | // Change state. |
| | 0 | 93 | | var pausedState = new PausedGroupState(LoggerFactory); |
| | 0 | 94 | | context.SetState(pausedState); |
| | 0 | 95 | | pausedState.HandleRequest(request, context, Type, session, cancellationToken); |
| | 0 | 96 | | } |
| | | 97 | | |
| | | 98 | | /// <inheritdoc /> |
| | | 99 | | public override void HandleRequest(StopGroupRequest request, IGroupStateContext context, GroupStateType prevStat |
| | | 100 | | { |
| | | 101 | | // Change state. |
| | 0 | 102 | | var idleState = new IdleGroupState(LoggerFactory); |
| | 0 | 103 | | context.SetState(idleState); |
| | 0 | 104 | | idleState.HandleRequest(request, context, Type, session, cancellationToken); |
| | 0 | 105 | | } |
| | | 106 | | |
| | | 107 | | /// <inheritdoc /> |
| | | 108 | | public override void HandleRequest(SeekGroupRequest request, IGroupStateContext context, GroupStateType prevStat |
| | | 109 | | { |
| | | 110 | | // Change state. |
| | 0 | 111 | | var waitingState = new WaitingGroupState(LoggerFactory); |
| | 0 | 112 | | context.SetState(waitingState); |
| | 0 | 113 | | waitingState.HandleRequest(request, context, Type, session, cancellationToken); |
| | 0 | 114 | | } |
| | | 115 | | |
| | | 116 | | /// <inheritdoc /> |
| | | 117 | | public override void HandleRequest(BufferGroupRequest request, IGroupStateContext context, GroupStateType prevSt |
| | | 118 | | { |
| | 0 | 119 | | if (IgnoreBuffering) |
| | | 120 | | { |
| | 0 | 121 | | return; |
| | | 122 | | } |
| | | 123 | | |
| | | 124 | | // Change state. |
| | 0 | 125 | | var waitingState = new WaitingGroupState(LoggerFactory); |
| | 0 | 126 | | context.SetState(waitingState); |
| | 0 | 127 | | waitingState.HandleRequest(request, context, Type, session, cancellationToken); |
| | 0 | 128 | | } |
| | | 129 | | |
| | | 130 | | /// <inheritdoc /> |
| | | 131 | | public override void HandleRequest(ReadyGroupRequest request, IGroupStateContext context, GroupStateType prevSta |
| | | 132 | | { |
| | 0 | 133 | | if (prevState.Equals(Type)) |
| | | 134 | | { |
| | | 135 | | // Group was not waiting, make sure client has latest state. |
| | 0 | 136 | | var command = context.NewSyncPlayCommand(SendCommandType.Unpause); |
| | 0 | 137 | | context.SendCommand(session, SyncPlayBroadcastType.CurrentSession, command, cancellationToken); |
| | | 138 | | } |
| | 0 | 139 | | else if (prevState.Equals(GroupStateType.Waiting)) |
| | | 140 | | { |
| | | 141 | | // Notify relevant state change event. |
| | 0 | 142 | | SendGroupStateUpdate(context, request, session, cancellationToken); |
| | | 143 | | } |
| | 0 | 144 | | } |
| | | 145 | | |
| | | 146 | | /// <inheritdoc /> |
| | | 147 | | public override void HandleRequest(NextItemGroupRequest request, IGroupStateContext context, GroupStateType prev |
| | | 148 | | { |
| | | 149 | | // Change state. |
| | 0 | 150 | | var waitingState = new WaitingGroupState(LoggerFactory); |
| | 0 | 151 | | context.SetState(waitingState); |
| | 0 | 152 | | waitingState.HandleRequest(request, context, Type, session, cancellationToken); |
| | 0 | 153 | | } |
| | | 154 | | |
| | | 155 | | /// <inheritdoc /> |
| | | 156 | | public override void HandleRequest(PreviousItemGroupRequest request, IGroupStateContext context, GroupStateType |
| | | 157 | | { |
| | | 158 | | // Change state. |
| | 0 | 159 | | var waitingState = new WaitingGroupState(LoggerFactory); |
| | 0 | 160 | | context.SetState(waitingState); |
| | 0 | 161 | | waitingState.HandleRequest(request, context, Type, session, cancellationToken); |
| | 0 | 162 | | } |
| | | 163 | | } |
| | | 164 | | } |