lua-mc-server/play.lua at main · Jimhasaburger/lua-mc-server · GitHub

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local packet = require("packet")
local types = require("types")
local play = {}
local loginpacket = require("loginpacket")

function BlankChunk(chunkX, chunkZ)
    local payload = ""
    payload = payload .. types.writeInt(chunkX) .. types.writeInt(chunkZ)
    payload = payload .. string.char(0x0A, 0x00, 0x00)
    payload = payload .. types.writeVarInt(0)
    payload = payload .. types.writeVarInt(0)
    payload = payload .. types.writeVarInt(0)
    payload = payload .. types.writeVarInt(0)
    payload = payload .. types.writeVarInt(0)
    payload = payload .. types.writeVarInt(0)
    payload = payload .. types.writeVarInt(0)
    payload = payload .. types.writeVarInt(0)
    return payload
end

function play.handle(client, name, uuid)

    client:send(loginpacket.encode{
        entityId = 1,
        viewDistance = 12,
        simulationDistance = 8,
        gameMode = 0,
    })

    local payload =
        types.writeIdentifier("minecraft:overworld") ..
        types.packPosition(0,64,0) ..
        types.writeFloat(0) ..
        types.writeFloat(0)

    client:send(packet.encode(97, payload))

    local brandData = types.writeString("luamcserver")

    local brandPayload = types.writeIdentifier("minecraft:brand") .. brandData

    client:send(packet.encode(24, brandPayload))

    local posPayload =
        types.writeVarInt(1) ..          -- Teleport ID
        types.writeDouble(0.0) ..        -- X
        types.writeDouble(64.0) ..       -- Y
        types.writeDouble(0.0) ..        -- Z
        types.writeDouble(0.0) ..        -- Velocity X
        types.writeDouble(0.0) ..        -- Velocity Y
        types.writeDouble(0.0) ..        -- Velocity Z
        types.writeFloat(0.0) ..         -- Yaw
        types.writeFloat(0.0) ..         -- Pitch
        types.writeInt(0)                -- Flags (4-byte Int bitfield)

    client:send(packet.encode(72, posPayload))

    local abilitiesPayload =
        types.writeByte(0x07) ..  -- Flags: Invulnerable (0x01), Flying (0x02), Allow Flying (0x04), Creative Mode (0x08)
        types.writeFloat(0.05) .. -- Flying Speed
        types.writeFloat(0.1)     -- Field of View / Walking Speed

    client:send(packet.encode(64, abilitiesPayload))

    local centerPayload = types.writeVarInt(0) .. types.writeVarInt(0)
    client:send(packet.encode(94, centerPayload))

    local chunks = require("chunks")

    local viewDist = 2
    for x = -viewDist, viewDist do
        for z = -viewDist, viewDist do
            chunks.send(client, packet, 45, x, z, chunks.flat)
        end
    end

end

return play