holy fuck it works

mc/bufferstuff.lua

@@ -137,6 +137,12 @@ function bufferStuff.Reader:readByte()
 	return value
 end
 
+function bufferStuff.Reader:readBool()
+	local value = string.unpack(">b", string.sub(self.bufferData, self.offset, self.offset + 1))
+	self.offset = self.offset + 1
+	return value >= 1
+end
+
 function bufferStuff.Reader:readUByte()
 	local value = string.unpack(">B", string.sub(self.bufferData, self.offset, self.offset + 1))
 	self.offset = self.offset + 1

mc/chunk.lua

@@ -1,14 +1,22 @@
 local util = require("util")
 local nibbleArray = require("nibbleArray")
+local bit32 = require("bit32")
 
 local MAX_HEIGHT = 128
 
 local chunk = {}
 
 local defaultsTable = {
-	blocks = {}
+	blocks = {},
+	metadata = {},
+	blockLight = {},
+	skyLight = {}
 }
 
+function chunk:CreateCoordPair(x, z)
+	return bit32.bor((x >= 0 and 0 or 2147483648), bit32.bor(bit32.rshift(bit32.band(x, 0x7fff), -16), bit32.bor((z >= 0 and 0 or 0x8000), bit32.band(z, 0x7fff))))
+end
+
 function chunk:new()
 	local newTable = util.deepCopyTable(defaultsTable) or {}
 
@@ -16,7 +24,11 @@ function chunk:new()
 	for i = 1, blockBufferSize do
 		table.insert(newTable.blocks, 0)
 	end
-	print(#newTable.blocks)
+	for i = 1, blockBufferSize / 2 do
+		table.insert(newTable.metadata, 0)
+		table.insert(newTable.blockLight, 255)
+		table.insert(newTable.skyLight, 255)
+	end
 
 	-- Set this table as this """class"""'s metatable
 	setmetatable(newTable, self)
@@ -25,4 +37,12 @@ function chunk:new()
 	return newTable
 end
 
+function chunk:setBlock(blockId, x, y, z)
+	self.blocks[bit32.bor(bit32.rshift(x, -11), bit32.bor(bit32.rshift(z, -7), y)) + 1] = blockId
+end
+
+function chunk:getBlockId(x, y, z)
+	return self.blocks[bit32.bor(bit32.rshift(x, -11), bit32.bor(bit32.rshift(z, -7), y)) + 1]
+end
+
 return chunk

mc/server.lua

@@ -1,63 +1,152 @@
--- local bufferStuff = require("bufferstuff")
--- local writer = bufferStuff.Writer:new()
--- writer:writeUByte(10)
--- writer:writeUByte(67)
--- writer:writeString16("Hello World!")
-
--- local reader = bufferStuff.Reader:new(writer:toBuffer())
--- print(reader:readUByte())
--- print(reader:readUByte())
--- print(reader:readString16())
-
-local chunk = require("chunk")
+--local chunk = require("chunk")
 local packet = require("packet")
 local bufferStuff = require("bufferstuff")
+--local libDeflate = require("LibDeflate")
 
-local tempChunk = chunk:new()
+-- local tempChunk = chunk:new()
+-- for x = 0, 15 do
+-- 	for z = 0, 15 do
+-- 		tempChunk:setBlock(2, x, 62, z)
+-- 	end
+-- end
+
+local ws = nil
+
+local playerX = 0
+local playerY = 0
+local playerZ = 0
+local playerYaw = 0
+local playerPitch = 0
+local onGround = false
 
 local function doWebsocket()
-	local ws = http.websocket("ws://localhost:25567")
+	ws = http.websocket("ws://localhost:25567")
 
 	while true do
 		local b, bv, data, bx = os.pullEvent("websocket_message")
 		
 		local reader = bufferStuff.Reader:new(data)
 		local packetId = reader:readByte()
-		if packetId == packet.LoginRequest then
+		if packetId == packet.KeepAlive then
+			ws.send(data, true)
+		elseif packetId == packet.LoginRequest then
 			local protocolVersion = reader:readInt()
 			local username = reader:readString16()
 			local mapSeed = reader:readLong()
 			local dimension = reader:readByte()
-			print(username .. " is requesting login")
 
 			local writer = bufferStuff.Writer:new()
+			-- Login packet
 			writer:writeByte(packet.LoginRequest) -- Packet ID
 			writer:writeInt(1) -- Entity ID
 			writer:writeString16("") -- Login Token
 			writer:writeLong(0) -- Seed
-			writer.writeByte(0) -- Dimension
-			ws.send(writer:toBuffer())
-			print("Login granted")
+			writer:writeByte(0) -- Dimension
+			ws.send(writer:toBuffer(), true)
+
+			-- teleport
+			-- local teleportWriter = bufferStuff.Writer:new()
+			-- teleportWriter:writeByte(packet.PlayerPositionLook)
+			-- teleportWriter:writeDouble(8)
+			-- teleportWriter:writeDouble(75)
+			-- teleportWriter:writeDouble(75.62)
+			-- teleportWriter:writeDouble(8)
+			-- teleportWriter:writeFloat(0)
+			-- teleportWriter:writeFloat(0)
+			-- teleportWriter:writeBool(true)
+			-- ws.send(teleportWriter:toBuffer(), true)
+
+			-- pre chunk
+			local preChunkWriter = bufferStuff.Writer:new()
+			preChunkWriter:writeByte(packet.PreChunk)
+			preChunkWriter:writeInt(0)
+			preChunkWriter:writeInt(0)
+			preChunkWriter:writeBool(true)
+			ws.send(preChunkWriter:toBuffer(), true)
+
+			local blockWriter = bufferStuff.Writer:new()
+			for x = 0, 15 do
+				for z = 0, 15 do
+					blockWriter:writeByte(packet.BlockChange)
+					blockWriter:writeInt(x)
+					blockWriter:writeByte(62)
+					blockWriter:writeInt(z)
+					blockWriter:writeByte(2)
+					blockWriter:writeByte(0)
+				end
+			end
+			ws.send(blockWriter:toBuffer(), true)
+			
+			-- chunk
+			-- local chunkWriter = bufferStuff.Writer:new()
+			-- local chunkData = bufferStuff.Writer:new()
+			-- for _, id in ipairs(tempChunk.blocks) do
+			-- 	chunkData:writeUByte(id)
+			-- end
+			-- for _, id in ipairs(tempChunk.metadata) do
+			-- 	chunkData:writeUByte(id)
+			-- end
+			-- for _, id in ipairs(tempChunk.blockLight) do
+			-- 	chunkData:writeUByte(id)
+			-- end
+			-- for _, id in ipairs(tempChunk.skyLight) do
+			-- 	chunkData:writeUByte(id)
+			-- end
+			-- chunkWriter:writeByte(packet.MapChunk)
+			-- chunkWriter:writeInt(0)
+			-- chunkWriter:writeShort(0)
+			-- chunkWriter:writeInt(0)
+			-- chunkWriter:writeByte(15)
+			-- chunkWriter:writeByte(127)
+			-- chunkWriter:writeByte(15)
+
+			-- local compressedData = libDeflate:CompressDeflate(chunkData:toBuffer())
+
+			-- chunkWriter:writeInt(#compressedData)
+			-- local chunkPacket = chunkWriter:toBuffer()
+			-- ws.send(chunkPacket .. compressedData, true)
 
 		elseif packetId == packet.Handshake then
 			local username = reader:readString16()
-			print(username .. " is probing the server")
 
 			local writer = bufferStuff.Writer:new()
 			writer:writeByte(packet.Handshake)
 			writer:writeString16("-")
-			ws.send(writer:toBuffer())
-			print("Handshake ACK sent")
+			ws.send(writer:toBuffer(), true)
+		elseif packetId == packet.Player then
+			onGround = reader:readBool()
+		elseif packetId == packet.PlayerPosition then
+			playerX = reader:readDouble()
+			playerY = reader:readDouble()
+			reader:readDouble()
+			playerZ = reader:readDouble()
+			onGround = reader:readBool()
+		elseif packetId == packet.PlayerPositionLook then
+			playerX = reader:readDouble()
+			playerY = reader:readDouble()
+			reader:readDouble()
+			playerZ = reader:readDouble()
+			playerYaw = reader:readFloat()
+			playerPitch = reader:readFloat()
+			onGround = reader:readBool()
+		elseif packet == packet.PlayerLook then
+			playerYaw = reader:readFloat()
+			playerPitch = reader:readFloat()
+			onGround = reader:readBool()
 		end
 	end
 end
 
+local keepAliveWriter = bufferStuff.Writer:new()
+keepAliveWriter:writeByte(packet.KeepAlive)
+local keepAlivePacket = keepAliveWriter:toBuffer()
+
 local tickCount = 0
 local function serverTickLoop()
 	while true do
-
-
-		os.sleep(0.05)
+		--print(playerX, playerY, playerZ, playerYaw, playerPitch, onGround)
+		
+		os.sleep(0.1)
 		tickCount = tickCount + 1
 	end
 end

theforwarder/index.ts

@@ -36,7 +36,8 @@ server.on("connection", (socket) => {
 		writeClient(data as Buffer);
 	});
 
-	socket.on("error", () => {
+	socket.on("error", (err) => {
+		console.log(err);
 		clearInterval(interval);
 	});
 	socket.on("close", () => {