private void OnHelloServer(ushort id, HelloServerPacket packet)
{
Logger.Info(this, $"Received Hello packet from ID {id}");
// Start by sending the new client the current Server Settings
var settingsUpdatePacket = new GameSettingsUpdatePacket {
GameSettings = _gameSettings
};
settingsUpdatePacket.CreatePacket();
_netServer.SendTcp(id, settingsUpdatePacket);
// Read username from packet
var username = packet.Username;
// Read scene name from packet
var sceneName = packet.SceneName;
// Read the rest of the data, since we know that we have it
var position = packet.Position;
var scale = packet.Scale;
var currentClip = packet.AnimationClipId;
// Create new player data object
var playerData = new ServerPlayerData(
username,
sceneName,
position,
scale,
currentClip
);
// Store data in mapping
_playerData[id] = playerData;
// Create PlayerConnect packet
var playerConnectPacket = new ClientPlayerConnectPacket {
Id = id,
Username = username
};
playerConnectPacket.CreatePacket();
// Create PlayerEnterScene packet
var enterScenePacket = new ClientPlayerEnterScenePacket {
ScenePlayerData = new ScenePlayerData {
Id = id,
Username = playerData.Username,
Position = position,
Scale = scale,
Team = playerData.Team,
AnimationClipId = currentClip,
}
};
enterScenePacket.CreatePacket();
// Create the AlreadyInScene packet
var alreadyInScenePacket = new ClientAlreadyInScenePacket();
// Loop over all other clients and skip over the client that just connected
foreach (var idPlayerDataPair in _playerData.GetCopy())
{
if (idPlayerDataPair.Key == id)
{
continue;
}
var otherPlayerData = idPlayerDataPair.Value;
// Send the PlayerConnect packet to all other clients
_netServer.SendTcp(idPlayerDataPair.Key, playerConnectPacket);
// Send the EnterScene packet only to clients in the same scene
if (otherPlayerData.CurrentScene.Equals(sceneName))
{
Logger.Info(this, $"Sending a EnterScene packet to ID: {idPlayerDataPair.Key}");
_netServer.SendTcp(idPlayerDataPair.Key, enterScenePacket);
// Also send the source client that this player is in their scene,
// by adding a new player data instance to the AlreadyInScene packet
alreadyInScenePacket.ScenePlayerData.Add(new ScenePlayerData {
Id = idPlayerDataPair.Key,
Username = otherPlayerData.Username,
Position = otherPlayerData.LastPosition,
Scale = otherPlayerData.LastScale,
Team = otherPlayerData.Team,
AnimationClipId = otherPlayerData.LastAnimationClip,
});
}
}
// Now we send the AlreadyInScene packet after it is completely populated,
// or not in case of no players in the scene already
_netServer.SendTcp(id, alreadyInScenePacket.CreatePacket());
}