public void OnPlayerPosition(IMinecraftUser user, IMinecraftPacket packet)
{
Position destinationPosition = packet.ReadAbsolutePosition();
bool isOnGround = packet.ReadBoolean();
user.Player.Move(destinationPosition, isOnGround);
}
public void OnPlayerRotation(IMinecraftUser user, IMinecraftPacket packet)
{
float yawAngle = packet.ReadSingle();
float pitchAngle = packet.ReadSingle();
bool isOnGround = packet.ReadBoolean();
user.Player.Rotate(yawAngle, pitchAngle);
}
public void OnPlayerPositionAndRotation(IMinecraftUser user, IMinecraftPacket packet)
{
Position destinationPosition = packet.ReadAbsolutePosition();
float yawAngle = packet.ReadSingle();
float pitchAngle = packet.ReadSingle();
bool isOnGround = packet.ReadBoolean();
user.Player.MoveAndRotate(destinationPosition, yawAngle, pitchAngle, isOnGround);
}
public void OnPlayerBlockPlacement(IMinecraftUser user, IMinecraftPacket packet)
{
var handType = (HandType)packet.ReadVarInt32();
Position blockPosition = packet.ReadPosition();
var blockFace = (BlockFaceType)packet.ReadVarInt32();
float cursorX = packet.ReadSingle();
float cursorY = packet.ReadSingle();
float cursorZ = packet.ReadSingle();
bool isInsideBlock = packet.ReadBoolean();
// TODO: check if the current player is interacting with an interactable object.
// Like: Chest, anvil, crafting table.
IItemSlot currentHeldItem = user.Player.HotBar.SelectedSlot;
if (currentHeldItem.HasItem)
{
BlockData block = _registry.Blocks.FirstOrDefault(x => x.ItemId == currentHeldItem.ItemId);
BlockType blockToPlace = block.Type;
if (blockToPlace is not BlockType.Air)
{
Position realBlockPosition = blockFace switch
{
BlockFaceType.Bottom => new Position(blockPosition.X, blockPosition.Y - 1, blockPosition.Z),
BlockFaceType.Top => new Position(blockPosition.X, blockPosition.Y + 1, blockPosition.Z),
BlockFaceType.North => new Position(blockPosition.X, blockPosition.Y, blockPosition.Z - 1),
BlockFaceType.South => new Position(blockPosition.X, blockPosition.Y, blockPosition.Z + 1),
BlockFaceType.West => new Position(blockPosition.X - 1, blockPosition.Y, blockPosition.Z),
BlockFaceType.East => new Position(blockPosition.X + 1, blockPosition.Y, blockPosition.Z),
_ => throw new InvalidOperationException("Invalid block face type.")
};
_logger.LogDebug($"Placing block '{blockToPlace}' at position {realBlockPosition}");
user.Player.Map.SetBlock(blockToPlace, (int)realBlockPosition.X, (int)realBlockPosition.Y, (int)realBlockPosition.Z);
using var blockChangePacket = new BlockChangePacket(blockToPlace, blockPosition);
user.Player.SendPacketToVisibleEntities(blockChangePacket);
using var chunkDataPacket = new ChunkDataPacket(user.Player.Chunk);
user.Player.SendPacketToVisibleEntities(chunkDataPacket);
}
}
}
}
public void OnCreativeInventoryAction(IMinecraftUser user, IMinecraftPacket packet)
{
short slot = (short)(packet.ReadInt16() - RedstoneContants.PlayerInventoryHotbarOffset);
// item slot structure
bool present = packet.ReadBoolean();
if (present)
{
int itemId = packet.ReadVarInt32();
byte itemCount = packet.ReadByte();
NbtCompound itemExtras = packet.ReadNbtCompound();
_logger.LogInformation($"Item with id: {itemId} (x{itemCount}) set at slot {slot}");
user.Player.HotBar.SetItem(slot, itemId, itemCount);
}
else
{
_logger.LogInformation($"Clearing item slot '{slot}'");
user.Player.HotBar.ClearItem(slot);
}
}
