// this is a little hacky as there aren't actually any entities to process
// probably a sign that I'm abusing the entity component system. i think the proper
// way to do this is to create a simple entity that just has a component to hold
// a reference to the network agent. that's roughly how it would work in unity.
// might be best to use a TagSystem like for player input?
protected override void ProcessEntities(IDictionary<int, Entity> entities)
{
List<NetIncomingMessage> messages = _networkAgent.ReadMessages();
foreach(NetIncomingMessage netMessage in messages) {
NetworkMessageType messageType = (NetworkMessageType)Enum.ToObject(typeof(NetworkMessageType), netMessage.ReadByte());
if(messageType == NetworkMessageType.PlayerConnect) {
PlayerConnectMessage<UmbraEntityType> playerConnectMessage = new PlayerConnectMessage<UmbraEntityType>();
playerConnectMessage.Decode(netMessage);
PlayerConnect(playerConnectMessage);
} else if(messageType == NetworkMessageType.EntityAdd) {
EntityAddMessage<UmbraEntityType> addMessage = new EntityAddMessage<UmbraEntityType>();
addMessage.Decode(netMessage);
AddEntity(addMessage);
} else if(messageType == NetworkMessageType.EntityMove) {
EntityMoveMessage moveMessage = new EntityMoveMessage();
moveMessage.Decode(netMessage);
MoveEntity(moveMessage);
} else if(messageType == NetworkMessageType.EntityRemove) {
EntityRemoveMessage removeMessage = new EntityRemoveMessage();
removeMessage.Decode(netMessage);
RemoveEntity(removeMessage);
}
}
}
private void RemoveEntity(EntityRemoveMessage msg)
{
Entity entity = CrawEntityManager.Instance.GetEntity(msg.EntityId);
if(entity != null) entity.Delete();
}
private void OnPlayerDisconnect(NetConnection playerConnection)
{
long playerEntityId = _playerEntityIds[playerConnection];
Entity playerEntity = CrawEntityManager.Instance.GetEntity(playerEntityId);
playerEntity.Delete();
_playerEntityIds.Remove(playerConnection);
EntityRemoveMessage msg = new EntityRemoveMessage(playerEntityId);
_networkAgent.BroadcastMessage(msg);
}