public async Task <IActionResult> LeaveRoom(RoomModel model)
{
var username = HttpContext.User.Claims.GetSpotifyUsername();
var hasRoom = _roomService.TryGetRoomForUsername(model.UserName, out var room);
if (username == model.UserName && hasRoom)
{
room.MemberLeave(room.Members.FirstOrDefault(x => x.UserName == username));
_devicePersistenceService.CleanDeviceState(username);
}
return(RedirectToAction(nameof(Index)));
}
private async Task PlaySong(RoomMember member, FullTrack song, int positionMs = 0, bool canRetry = true)
{
try
{
var api = await _spotifyAccessService.TryGetMemberApi(member.UserName);
var devices = await api.GetDevicesAsync();
devices.ThrowOnError(nameof(api.GetDevices));
if (!devices.Devices.Any())
{
throw new Exception("No devices available to play on!");
}
var activeDevice = devices.Devices.FirstOrDefault(x => x.IsActive);
var hasShouldBeActive = _devicePersistenceService.TryGetActiveDeviceId(member.UserName, out var shouldBeActiveDeviceId);
if (activeDevice != null && activeDevice.Id != shouldBeActiveDeviceId)
{
// set if changed
_devicePersistenceService.SetDeviceState(member.UserName, activeDevice.Id);
}
// active device was somehow lost, if it's still in the list then reactivate it
if (activeDevice == null && hasShouldBeActive)
{
activeDevice = devices.Devices.FirstOrDefault(x => x.Id == shouldBeActiveDeviceId);
}
if (activeDevice == null)
{
_devicePersistenceService.CleanDeviceState(member.UserName);
throw new Exception("No active device found to play music on.");
}
var resume = await api.ResumePlaybackAsync(deviceId : activeDevice.Id, uris : new List <string> {
song.Uri
}, offset : 0, positionMs : positionMs);
resume.ThrowOnError(nameof(api.ResumePlaybackAsync));
// reset failure count if playback started successfully
if (member.PlayFailureCount > 0)
{
member.PlayFailureCount = 0;
_logger.Log(LogLevel.Information, "Reset play failure count for {Username}", member.UserName);
}
}
catch (Exception e)
{
_logger.Log(LogLevel.Warning, "Failed to play song for {Username} because {@Exception}", member.UserName, e);
OnRoomNotification?.Invoke(this, new RoomNotification
{
Category = RoomNotificationCategory.Error,
Message = $"Failed to play song",
TargetId = member.ConnectionId
});
if (e.Message.Contains("HTTP 5") && canRetry)
{
// if it's a server side error let's add it to the retry queue
async Task RetryTask()
{
// make sure user hasn't left in the last room-cycle
if (!_members.Contains(member))
{
return;
}
// try starting song again
var left = _handledUntil.ToUnixTimeMilliseconds() - DateTimeOffset.Now.ToUnixTimeMilliseconds();
await PlaySong(member, _currentTrack, (int)(_currentTrack.DurationMs - left), false);
}
_logger.Log(LogLevel.Information, "Added retry task for {UserName}", member.UserName);
_roomRetries.Add(RetryTask);
}
else
{
// not a server side error, increment member failure count
member.PlayFailureCount += 1;
_logger.Log(LogLevel.Information, "Incremented play failure count to {PlayFailureCount} for {Username}", member.PlayFailureCount, member.UserName);
}
Debug.WriteLine(e);
}
}