public async Task Play(SeekInfo position = null)
{
if (_playerInfo != null)
{
if (position != null)
{
_playerInfo.Position = position;
}
await CrossMediaManager.Current.Play(
new MediaItem
{
Title = _playerInfo.Position.CurrentTitle,
MediaLocation = MediaLocation.FileSystem,
MediaUri = $"{Session.Instance.GetDataDir()}/{_book.Id}/{_playerInfo.CurrentFilename}"
}
);
_seekToCurrentTC = true;
}
}
public static Envelope CreateSeekInfoEnvelope(TransactionContext transactionContext, SeekInfo seekInfo, byte[] tlsCertHash)
{
ChannelHeader seekInfoHeader = CreateChannelHeader(HeaderType.DeliverSeekInfo,
transactionContext.TxID, transactionContext.ChannelID, transactionContext.Epoch,
transactionContext.FabricTimestamp, null, tlsCertHash);
SignatureHeader signatureHeader = new SignatureHeader {
Creator = transactionContext.Identity.ToByteString(), Nonce = transactionContext.Nonce
};
Header seekHeader = new Header {
SignatureHeader = signatureHeader.ToByteString(), ChannelHeader = seekInfoHeader.ToByteString()
};
Payload seekPayload = new Payload {
Header = seekHeader, Data = seekInfo.ToByteString()
};
return(new Envelope {
Signature = transactionContext.SignByteStrings(seekPayload.ToByteString()), Payload = seekPayload.ToByteString()
});
}
