fromWire static method

ServerMessage fromWire(Map<String, dynamic> wire)

Implementation

static ServerMessage fromWire(Map<String, dynamic> wire) {
  final type = wire['type'];
  switch (type) {
    case 'welcome':
      _requireOnly(wire, {'type', 'peer', 'peers'});
      return ServerWelcome(
        wire['peer'] as int,
        (wire['peers'] as List).cast<int>(),
      );
    case 'peer-joined':
      _requireOnly(wire, {'type', 'peer'});
      return ServerPeerJoined(wire['peer'] as int);
    case 'peer-left':
      _requireOnly(wire, {'type', 'peer'});
      return ServerPeerLeft(wire['peer'] as int);
    case 'offer':
      _requireOnly(wire, {'type', 'from', 'sdp'});
      return ServerOffer(wire['from'] as int, wire['sdp'] as String);
    case 'answer':
      _requireOnly(wire, {'type', 'from', 'sdp'});
      return ServerAnswer(wire['from'] as int, wire['sdp'] as String);
    case 'ice':
      _requireOnly(wire, {'type', 'from', 'candidate'});
      return ServerIce(wire['from'] as int, wire['candidate'] as String);
    case 'relay':
      _requireOnly(wire, {'type', 'from', 'payload'});
      return ServerRelay(wire['from'] as int, wire['payload'] as Object);
    case 'error':
      _requireOnly(wire, {'type', 'code', 'message'});
      return ServerError(wire['code'] as String, wire['message'] as String);
    default:
      throw FormatException('unknown ServerMessage type: $type');
  }
}