/// <summary> /// Creates a new <see cref="HandshakePacket"/> instance. /// </summary> /// <param name="packet">Incoming packet from client.</param> public HandshakePacket(IMinecraftPacket packet) { ProtocolVersion = packet.ReadVarInt32(); ServerAddress = packet.ReadString(); ServerPort = packet.ReadUInt16(); NextState = (MinecraftUserStatus)packet.ReadVarInt32(); }
public void OnPlayerDigging(IMinecraftUser user, IMinecraftPacket packet) { var status = (DiggingType)packet.ReadVarInt32(); var position = packet.ReadPosition(); var face = (BlockFaceType)packet.ReadByte(); _logger.LogTrace($"Status={status};Position={position};Face={face}"); if (user.Player.GameMode is ServerGameModeType.Creative) { IBlock previousBlock = user.Player.Map.GetBlock(position); if (previousBlock.IsAir) { throw new InvalidOperationException($"Cannot dig air blocks ({position})"); } using var playerDiggingAck = new AcknowledgePlayerDiggingPacket(position, previousBlock, DiggingType.Started); user.Player.SendPacketToVisibleEntities(playerDiggingAck); using var blockChange = new BlockChangePacket(BlockType.Air, position); user.Player.SendPacketToVisibleEntities(blockChange); IBlock block = user.Player.Map.SetBlock(BlockType.Air, position); using var chunkPacket = new ChunkDataPacket(block.Chunk); user.Player.SendPacketToVisibleEntities(chunkPacket, includeEntity: true); } else { // TODO: other modes } }
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($"Clearing item slot '{slot}'"); user.Player.HotBar.ClearItem(slot); } }
public void OnAnimation(IMinecraftUser user, IMinecraftPacket packet) { var hand = (HandType)packet.ReadVarInt32(); user.Player.SwingHand(hand); }
public void OnTeleportConfirm(MinecraftUser user, IMinecraftPacket packet) { int teleportId = packet.ReadVarInt32(); _logger.LogInformation($"Teleport ID: {teleportId}"); }