index.js

//process.env.DEBUG = "minecraft-protocol"

const discord = require("discord.js")
const dsclient = new discord.Client({intents: [discord.Intents.FLAGS.GUILDS, discord.Intents.FLAGS.GUILD_MESSAGES]})
const {Client} = require("bedrock-protocol")
const query = require("minecraft-server-util")
const os = require("os")

const { Physics, PlayerState } = require('prismarine-physics')
const { performance } = require('perf_hooks')
const { d2r, r2d } = require('./util')
const vec3 = require('vec3')

let clients = []
let connectedClient = 0
let debug = false

const token = ""
const prefix = "mc!"
const mcversion = "1.1.2"

// movements
const PHYSICS_INTERVAL_MS = 50
const PHYSICS_TIMESTEP = PHYSICS_INTERVAL_MS / 1000
const AXES = ['forward', 'back', 'left', 'right']

const x = "<:brokiem_x:849486576727097384>"
const e = "<:enter:849493018910261259>"
const auth = "<:auth:849493635820158977>"
const signal = "<:stage:849498188096077834>"
const reply = "<:reply:849498663956774942>"
const barrier = "<:barrier:849501525596438539>"
const slash = "<:slash:856511320421302273>"
const botdev = "<:botdev:856511739972550666>"
const settings = "<:settings:856517667128999947>"

const activities = [
    "SMP",
    "Minecraft",
    "m!help"
]

const sup_versions = [
    "1.18.2.03",
    "1.18.0",
    "1.17.0"
]

dsclient.login().catch((e) => {
    console.error("The bot token was incorrect.\n" + e)
})

dsclient.on("ready", () => {
    dsclient.user.setStatus("idle")

    let i = 0
    setInterval(() => {
        if (activities[i] !== undefined) {
            dsclient.user.setActivity(activities[i])
        }

        i <= activities.length ? ++i : i = 0
    }, 30000)

    console.log("Bot ready and online!\n")

    console.log("RAM Usage: " + Math.round(process.memoryUsage().rss / 10485.76) / 100 + " MB")
})

dsclient.on("message", async message => {
    if (!message.guild.me.permissions.has("SEND_MESSAGES")) {
        return
    }

    try {
        if (message.content.includes(dsclient.user.id) && message.channel.type === "text" && !message.author.bot) {
            message.channel.send({embeds: [makeEmbed(slash + " My prefix is m! | m!help")]}).then(msg => {
                setTimeout(function () {
                    msg.delete()
                }, 10000)
            })
            return
        }

        if (message.author.bot || !message.content.startsWith(prefix) || message.channel.type !== "text") return

        const args = message.content.slice(prefix.length).trim().split(/ +/)
        const command = args.shift().toLowerCase()
        const channel = message.channel

        switch (command) {
            case "debug":
                if (message.author.id === "424826839047864320") {
                    debug = !debug
                    await message.reply("Debug successfully " + (debug ? "enabled" : "disabled"))
                }
                break
            case "help":
                const helpEmbed1 = new discord.MessageEmbed()
                    .setColor("BLURPLE")
                    .setTitle(slash + " Bot Command List\n\n")
                    .setThumbnail("https://cdn.discordapp.com/attachments/833621011097845830/856845502104076289/856511320421302273.png")
                    .addField("m!query <address> <port>", "Query a Minecraft server (java or bedrock)")
                    .addField("m!join <address> <port> <version>", "Join to Minecraft server (bedrock)")
                    .addField("m!chat <message>", "Send chat to connected server")
                    .addField("m!enablechat", "Enable server chat to discord channel")
                    .addField("m!form <button id>", "Send form resp to connected server")
                    .addField("m!disconnect", "Disconnect from connected server")

                await message.reply({embeds: [helpEmbed1], allowedMentions: {repliedUser: false}})
                break
            case "query":
                if (args.length > 0) {
                    await channel.send(signal + " Getting query info...")
                    await ping(channel, args[0], isNaN(args[1]) ? 19132 : args[1])
                } else {
                    await message.reply({
                        embeds: [makeEmbed(slash + " **Usage:** m!query <address> <port>")],
                        allowedMentions: {repliedUser: false}
                    })
                }
                break
            case "connect":
            case "join":
                if (args.length > 0) {
                    if (args[2] !== undefined && !sup_versions.includes(args[2])) {
                        await message.reply({
                            embeds: [makeEmbed(settings + " Supported versions: " + sup_versions.join(", "))],
                            allowedMentions: {repliedUser: false}
                        })
                        return
                    }

                    connect(message, args[0], isNaN(args[1]) ? 19132 : args[1], args[2] ?? "auto")
                } else {
                    await message.reply({
                        embeds: [makeEmbed(slash + " **Usage:** m!connect <address> <port> <version>")],
                        allowedMentions: {repliedUser: false}
                    })
                }
                break
            case "chat":
            case "message":
                if (isConnected(channel)) {
                    if (args.length > 0) {
                        if (args.join(" ").charAt(0) === "/") {
                            sendCommand(channel, args.join(" "))
                            await channel.send(reply + " Sending command...")
                        } else {
                            chat(channel, args.join(" "))
                            await channel.send(reply + " Sending message...")
                        }
                    } else {
                        await message.reply({
                            embeds: [makeEmbed(slash + " **Usage:** m!chat <message>")],
                            allowedMentions: {repliedUser: false}
                        })
                    }
                } else {
                    await message.reply({
                        content: x + " I haven't joined to any server yet!",
                        allowedMentions: {repliedUser: false}
                    })
                }
                break
            case "move":
            case "walk":
                if (isConnected(channel)) {
                    move(channel)
                } else {
                    await message.reply({
                        content: x + " I haven't joined to any server yet!",
                        allowedMentions: {repliedUser: false}
                    })
                }
                break
            case "form":
                if (isConnected(channel)) {
                    if (clients[channel]["formId"] !== undefined) {
                        if (args.length > 0) {
                            await channel.send(reply + " Sending modal form response")
                            sendModalResponse(channel, args.join(" "))
                            clients[channel]["formId"] = undefined
                        }
                    } else {
                        await message.reply({
                            content: x + " No ModalFormRequestPacket found!",
                            allowedMentions: {repliedUser: false}
                        })
                    }
                } else {
                    await message.reply({
                        content: x + " I haven't joined to any server yet!",
                        allowedMentions: {repliedUser: false}
                    })
                }
                break
            case "enablechat":
                if (isConnected(channel)) {
                    clients[channel]["enableChat"] = !clients[channel]["enableChat"]
                    await channel.send(":ballot_box_with_check: Chat for server successfully " + (debug ? "enabled" : "disabled"))
                } else {
                    await message.reply({
                        content: x + " I haven't joined to any server yet!",
                        allowedMentions: {repliedUser: false}
                    })
                }
                break
            case "close":
            case "disconnect":
                disconnect(message)
                break
            case "invite":
            case "stats":
            case "status":
            case "uptime":
                await message.reply({
                    components: [row],
                    embeds: [makeEmbed("" +
                        "**❯  Minecraft Client** - v" + mcversion +
                        "\n\n" +
                        "• CPU Usage: " + os.loadavg().toString().split(",")[0] + "%\n" +
                        "• RAM Usage: " + (Math.round(process.memoryUsage().rss / 10485.76) / 100) + " MB/" + (Math.round(os.totalmem() / 10485.76) / 100).toString().charAt(0) + " GB\n" +
                        "\n" +
                        "• Uptime: " + await getUptime() + "\n" +
                        "• Latency: " + dsclient.ws.ping + "ms\n" +
                        "• Guilds: " + dsclient.guilds.cache.size + "\n" +
                        "• Clients: " + connectedClient + "/20\n" +
                        "\n" +
                        "• Library: discord.js v13\n"
                    ).setColor("BLURPLE")],
                    allowedMentions: {repliedUser: false}
                })
                break
            case "ping":
            case "latency":
                const latency = dsclient.ws.ping
                const embed = makeEmbed(signal + " Discord API Latency: " + latency + "ms")

                if (latency <= 74) {
                    embed.setColor("GREEN")
                } else if (latency >= 75 && latency <= 200) {
                    embed.setColor("YELLOW")
                } else {
                    embed.setColor("RED")
                }

                await message.reply({
                    embeds: [embed],
                    allowedMentions: {repliedUser: false}
                })
                break
            case "servers":
                if (message.author.id === "424826839047864320") {
                    await channel.send("Servers: (" + dsclient.guilds.cache.size + ")\n - " + dsclient.guilds.cache.array().join("\n - "))
                }
                break
            case "slash":
                if (message.author.id === "424826839047864320") {
                    await (await dsclient.application.fetch()).commands.create({
                        name: "help",
                        description: "Show the help command",
                    })

                    await message.reply({
                        content: "Slash commands created!",
                        allowedMentions: {repliedUser: false}
                    })
                }
                break
            case "restart":
                if (message.author.id === "424826839047864320") {
                    await message.reply({
                        embeds: [makeEmbed(settings + " Restarting Bot...")],
                        allowedMentions: {repliedUser: false}
                    })
                    process.exit(1)
                }
                break
            case "eval":
                if (message.author.id === "424826839047864320") {
                    try {
                        const code = args.join(" ")
                        let evaled = eval(code)

                        if (typeof evaled !== "string") {
                            evaled = require("util").inspect(evaled)
                        }

                        await message.reply({
                            content: `\`\`\`${clean(evaled)}\`\`\``,
                            allowedMentions: {repliedUser: false}
                        })
                    } catch (e) {
                        await message.reply({
                            content: `Error: \`\`\`xl\n${clean(e)}\n\`\`\``,
                            allowedMentions: {repliedUser: false}
                        })
                    }
                }
                break
        }
    } catch (e) {
        await message.reply({
            content: x + " **An error occurred:** " + e.toString(),
            allowedMentions: {repliedUser: false}
        })

        console.log("Error: " + e)
    }
})

function clean(text) {
    if (typeof (text) === "string") {
        return text.replace(/`/g, "`" + String.fromCharCode(8203)).replace(/@/g, "@" + String.fromCharCode(8203))
    } else {
        return text
    }
}

dsclient.on("interaction", async interaction => {
    if (interaction.isCommand() && interaction.inGuild()) {
        if (interaction.commandName === "help") {
            const helpEmbed1 = new discord.MessageEmbed()
                .setColor("BLURPLE")
                .setTitle(slash + " Command List\n\n")
                .setThumbnail("https://cdn.discordapp.com/attachments/833621011097845830/856845502104076289/856511320421302273.png")
                .addField("m!query <address> <port>", "Query a Minecraft server (java or bedrock)")
                .addField("m!join <address> <port> <version>", "Join to Minecraft server (bedrock)")
                .addField("m!chat <message>", "Send chat to connected server")
                .addField("m!enablechat", "Enable server chat to discord channel")
                .addField("m!form <button id>", "Send form resp to connected server")
                .addField("m!disconnect", "Disconnect from connected server")
                .addField("m!invite", "Get bot invite link")

            interaction.reply({embeds: [helpEmbed1], allowedMentions: {repliedUser: false}})
        }
    }
})

async function ping(channel, address, port = "19132") {
    if (parseInt(port) === 25565) {
        await pingJava(channel, address, 25565)
        return
    }

    query.statusBedrock(address, {
        port: parseInt(port), enableSRV: true, timeout: 3000
    }).then((response) => {
        channel.send({embeds: [makeEmbed("**Server Query information**\n\n**MOTD**: " + response.motdLine1.descriptionText + "\n**Version**: " + response.version + "\n**Protocol**: 475" + "\n**Players**: " + response.onlinePlayers + "/" + response.maxPlayers + "\n**Map**:" + response.map)]})
    }).catch(() => {
        if (parseInt(port) === 19132) {
            pingJava(channel, address, 25565)
        }
    })
}

async function pingJava(channel, address, port) {
    query.status(address, {
        port: parseInt(port), enableSRV: true, timeout: 5000
    }).then((response) => {
        channel.send({embeds: [makeEmbed("**Server Query information**\n\n**MOTD**: " + response.description.descriptionText + "\n**Version**: " + response.version + "\n**Players**: " + response.onlinePlayers + "/" + response.maxPlayers)]})
    }).catch((err) => {
        channel.send({embeds: [makeEmbed("Failed to fetch Server Query: " + err)]})
    })
}

function connect(message, address, port, version = "auto") {
    const channel = message.channel

    if (isConnected(channel, false)) {
        message.reply({
            content: x + " I'm bound to this channel!",
            allowedMentions: {repliedUser: false}
        })
        return
    }

    if (checkMaxClient(message)) {
        return
    }

    console.log("Connecting to " + address + " on port " + port + " with version " + version)
    channel.send(signal + " Connecting to " + address + " on port " + port + " with version " + version)

    if (clients[channel.guild] !== undefined) {
        ++clients[channel.guild]
    } else {
        clients[channel.guild] = 1
    }
    clients[channel] = {"connected": false, "enableChat": true, "hotbar_slot": 0, "cachedFilteredTextPacket": []}

    query.statusBedrock(address, {
        port: parseInt(port), enableSRV: true, timeout: 5000
    }).then(() => {
        let client = new Client({
            host: address,
            port: parseInt(port),
            offline: false,
            authTitle: "00000000441cc96b",
            skipPing: true
        })

        if (version !== "auto") {
            client = new Client({
                host: address,
                port: parseInt(port),
                version: version,
                offline: false,
                authTitle: "00000000441cc96b",
                skipPing: true
            })
        }

        client.connect()
        channel.send(":newspaper: Started packet reading...")
        clients[channel]["connectTimeout"] = setTimeout(function () {
            if (!clients[channel]["connected"]) {
                channel.send(x + " Server didn't respond in 10 seconds. Something wrong happened\n" + e + " Maybe this problem happened because: Incompatible version/protocol, packet processing error or connection problem")
                disconnect(message, false)
            }
        }, 10000)

        clients[channel]["intervalChat"] = setInterval(function () {
            sendCachedTextPacket(channel)
        }, 5000)
        clients[channel]["maxTimeConnectedTimeout"] = setTimeout(function () {
            if (isConnected(channel, false)) {
                channel.send(x + " Disconnected because automatically disconnected every 20 minutes")
                disconnect(message, false)
            }
        }, 1200000)

        clients[channel]["client"] = client
        connectedClient++

        client.on("start_game", (packet) => {
            clients[channel]["runtime_id"] = packet.runtime_id
            clients[channel]["runtime_entity_id"] = packet.runtime_entity_id
            clients[channel]["player_position"] = packet.spawn_position
            clients[channel]["player_position"].y += 1.62

            clients[channel]["connected"] = true

            channel.send(":signal_strength: Successfully connected to the server!~")
            client.queue("set_local_player_as_initialized", {runtime_entity_id: clients[channel]["runtime_entity_id"]})

            if (clients[channel]["connectTimeout"] !== undefined) {
                clearTimeout(clients[channel]["connectTimeout"])
            }
        })

        client.on("play_status", (packet) => {
            let message = null
            switch (packet.status) {
                case "failed_client":
                case "failed_spawn":
                    message = "Incompatible protocol version"
                    break
                case "failed_server_full":
                    message = "Server is full!"
                    break
            }

            if (message !== null) {
                channel.send("Disconnected from the server: " + message)
                disconnect(message, false)
            }
        })

        client.on("modal_form_request", (packet) => {
            const jsonData = JSON.parse(packet.data)
            const string = "abcdefgklmr0123456789" // minecraft color

            clients[channel]["formId"] = packet.form_id

            if (jsonData.type === "form") {
                let filteredText = jsonData.content
                for (let i = 0; i < jsonData.content.length; i++) {
                    filteredText = filteredText.split("§" + string[i]).join("")
                }

                let text = e + "  **ModalFormRequestPacket received**\n\nForm ID: " + packet.form_id + "\n\n           " + jsonData.title + "\n" + filteredText + "\n\n"

                let buttonId = 0
                let buttons = []
                jsonData.buttons.forEach((fn) => {
                    buttons.push("ID: " + buttonId + " | Button: " + fn.text + "")

                    buttonId++
                })

                channel.send({embeds: [makeEmbed(text + "```" + buttons.join("\n") + "```" + "\nType ( m!form <button id> ) to response")]})
            } else {
                channel.send(x + ` I can't handle custom form yet, Use " m!form null " to close the form`)
            }

            if (debug) {
                console.log(packet)
            }
        })

        client.on("text", (packet) => {
            if (clients[channel]["enableChat"]) {
                const string = "abcdefgklmr0123456789"

                if (packet.type === "translation") {
                    packet.message = translateMessage(packet)
                }

                clients[channel]["filteredTextPacket"] = packet.message
                if (clients[channel]["filteredTextPacket"] !== undefined) {
                    for (let i = 0; i < string.length; i++) {
                        clients[channel]["filteredTextPacket"] = clients[channel]["filteredTextPacket"].split("§" + string[i]).join("").replace("discord", "shit")
                    }
                    clients[channel]["cachedFilteredTextPacket"].push(clients[channel]["filteredTextPacket"])
                }
            }
        })

        client.on("transfer", (packet) => {
            channel.send({embeds: [makeEmbed(e + "  **TransferPacket received**\n\nAddress: " + packet.server_address + "\nPort: " + packet.port)]})
            disconnect(message, false)
            connect(message, packet.server_address, packet.port)
        })

        client.once("resource_packs_info", () => {
            client.write("resource_pack_client_response", {
                response_status: "completed",
                resourcepackids: []
            })

            client.once("resource_pack_stack", () => {
                client.write("resource_pack_client_response", {
                    response_status: "completed",
                    resourcepackids: []
                })
            })

            client.queue("client_cache_status", {enabled: false})
            client.queue("request_chunk_radius", {chunk_radius: 2})
            client.queue("tick_sync", {request_time: BigInt(Date.now()), response_time: 0n})
        })

        client.once("kick", (packet) => {
            channel.send(x + " Disconnected from server:\n```" + packet.message + "```")
        })

        client.once("close", () => {
            if (isConnected(channel)) {
                disconnect(message, false)
            }

            channel.send(x + " Disconnected: Client closed!")
        })
    }).catch((error) => {
        if (clients[channel.guild] !== undefined) {
            --clients[channel.guild]

            if (clients[channel.guild] <= 0) {
                delete clients[channel.guild]
            }
        }

        delete clients[channel]

        channel.send(x + " Unable to connect to " + address + " " + port + ": " + error.message)
    })
}

function translateMessage(packet) {
    let message = '';

    switch (packet.message) {
        case "§d%chat.type.announcement":
            message = "[" + packet.paramaters[0] + "] " + packet.paramaters[1]
            break
        case "§e%multiplayer.player.joined":
            message = packet.paramaters[0] + " joined the game"
            break
    }

    return message
}

function checkMaxClient(message) {
    const channel = message.channel

    if (connectedClient >= 20) {
        message.reply({
            embeds: [makeEmbed("All Clients are busy! Please try again later.")],
            allowedMentions: {repliedUser: false}
        })
        return true
    }

    if (clients[channel.guild] !== undefined && clients[channel.guild] >= 2) {
        message.reply({
            embeds: [makeEmbed(`Oof, this Guild has reached the limit of connected clients (${clients[channel.guild]})!`)],
            allowedMentions: {repliedUser: false}
        })
        return true
    }

    return false
}

function sendCachedTextPacket(channel) {
    if (isConnected(channel, false) && (clients[channel]["cachedFilteredTextPacket"].length > 0) && (clients[channel] !== undefined) && clients[channel]["enableChat"]) {
        channel.send({embeds: [makeEmbed(clients[channel]["cachedFilteredTextPacket"].join("\n\n"))]})
        clients[channel]["cachedFilteredTextPacket"] = []
    }
}

function makeEmbed(string) {
    return new discord.MessageEmbed().setDescription(string)
}

function sendModalResponse(channel, string) {
    clients[channel]["client"].queue("modal_form_response", {
        form_id: clients[channel]["formId"],
        data: string
    })
}

function move(channel) {
    if (clients[channel]["player_position"] === undefined) {
        channel.send(x + " Please wait for the server to send the client position")
        return
    }

    if (clients[channel]["walking"] !== undefined && clients[channel]["walking"]) {
        channel.send(x + " Please wait 3 seconds before walking again!")
        return
    }

    channel.send(reply + " Walking in a random direction...")

    clients[channel]["walking"] = true

    setTimeout(function () {
        clients[channel]["walking"] = false
    }, 3000)

    setTimeout(function () {
        clearInterval(clients[channel]["walkingIntervalID"])
    }, 2000)

    clients[channel]["walkingIntervalID"] = setInterval(function () {
        clients[channel]["client"].queue("move_player", {
            runtime_id: clients[channel]["runtime_id"],
            position: {
                x: clients[channel]["player_position"].x += 0.12000000000000,
                y: clients[channel]["player_position"].y,
                z: clients[channel]["player_position"].z += 0.12000000000000
            },
            pitch: rand(0, 12),
            yaw: rand(0, 12),
            head_yaw: rand(0, 12),
            mode: "normal",
            on_ground: true,
            ridden_runtime_id: 0,
            teleport: {cause: "unknown", source_entity_type: 0},
            tick: 0n
        })
    }, 50)

    channel.send({embeds: [makeEmbed(":ski: Walking randomly to X:" + clients[channel]["player_position"].x + " Y:" + clients[channel]["player_position"].y + " Z:" + clients[channel]["player_position"].z)]})
}

function rand(min, max) {
    return Math.floor(Math.random() * (max - min + 1)) + min
}

function chat(channel, string) {
    clients[channel]["client"].queue("text", {
        type: "chat",
        needs_translation: false,
        source_name: "MClient890",
        message: string,
        paramaters: undefined,
        xuid: "",
        platform_chat_id: ""
    })
}

function sendCommand(channel, string) {
    clients[channel]["client"].queue("command_request", {
        command: string,
        origin: {
            type: "player",
            uuid: "",
            request_id: ""
        }
    })
}

function isConnected(channel, checkConnected = true) {
    if (checkConnected) {
        return clients[channel] !== undefined && clients[channel]["connected"]
    }

    return clients[channel] !== undefined
}

function disconnect(message, showMessage = true) {
    const channel = message.channel

    if (!isConnected(channel, false)) {
        message.reply({
            content: x + " I haven't joined to any server yet to disconnect!\n",
            allowedMentions: {repliedUser: false}
        })
        return
    }

    let client = clients[channel]["client"]

    clearInterval(clients[channel]["intervalChat"])
    clearTimeout(clients[channel]["maxTimeConnectedTimeout"])

    if (clients[channel.guild] !== undefined) {
        --clients[channel.guild]

        if (clients[channel.guild] <= 0) {
            delete clients[channel.guild]
        }
    }

    connectedClient--
    delete clients[channel]

    client.close()
    client = null

    if (showMessage) {
        channel.send(auth + " Disconnected succesfully!")
    }
}

async function getUptime() {
    let totalSeconds = (dsclient.uptime / 1000)
    let hours = Math.floor(totalSeconds / 3600)
    totalSeconds %= 3600
    let minutes = Math.floor(totalSeconds / 60)
    let seconds = totalSeconds % 60

    return hours + "h, " + minutes + "m and " + seconds.toFixed(0) + "s"
}