dango-cli/start.js

A configurable minecraft BE to Discord Bot cli tool

#!/usr/bin/env node
const fs = require("fs");
const path = require("path");
const { execSync } = require("child_process");

const packageDir = __dirname; // The folder where your CLI is installed
const configPath = path.join(process.cwd(), "config.json");

// 1️⃣ Make config.json if not found
if (!fs.existsSync(configPath)) {
    console.log("📂 Making template config.json (none found)...");

    const templateConfig = {
        botToken: "discord bot token here",
        clientId: "discord client ID here",
        username: "Discord Bot Name",
        webhookUrl: "discord webhook URL here",
        realms: [
            {
                realmName: "Name of Realm",
                realmCode: "Realm Code",
                logChannels: {
                    chat: "channel ID for chat",
                    kicks: "channel ID for kicks",
                    joinsAndLeaves: "channel ID for joins and leaves"
                },
                modules: {
                    deviceFilter: false,
                    whitelist: false
                }
            }
        ],
        admins: ["admins user ID here"],
        whitelist: ["any username can go here"],
        bannedDevices: [
            "Windows",
            "Android",
            "iOS",
            "WindowsPhone",
            "Win32",
            "Dedicated",
            "PlayStation"
        ],
        altSystem: {
            maxGamerScore: 0,
            maxFriends: 0,
            maxFollowers: 0
        }
    };

    fs.writeFileSync(configPath, JSON.stringify(templateConfig, null, 4), "utf8");
    console.log("✅ Created template config.json");
}

// 2️⃣ Auto-install dependencies if missing
function installDeps() {
    const pkgJson = path.join(packageDir, "package.json");
    if (!fs.existsSync(pkgJson)) {
        console.error("❌ package.json not found in CLI package folder!");
        process.exit(1);
    }

    const pkg = require(pkgJson);
    const dependencies = Object.keys(pkg.dependencies || {});
    const missing = dependencies.filter(dep => {
        try {
            require.resolve(dep, { paths: [packageDir] });
            return false;
        } catch {
            return true;
        }
    });

    if (missing.length > 0) {
        console.log("📦 Installing missing dependencies:", missing.join(", "));
        try {
            execSync(`npm install ${missing.join(" ")}`, {
                cwd: packageDir,
                stdio: "inherit"
            });
            console.log("✅ Dependencies installed!");
        } catch (err) {
            console.error("❌ Failed to install dependencies:", err.message);
            process.exit(1);
        }
    }
}
installDeps();

// 3️⃣ Load config.json
let config;
try {
    config = JSON.parse(fs.readFileSync(configPath, "utf8"));
    console.log("✅ Loaded config:", config);
} catch (err) {
    console.error("❌ Error reading config.json:", err.message);
    process.exit(1);
}

// 4️⃣ Run the package’s index.js
try {
    const main = require(path.join(packageDir, "index.js"));
    if (typeof main === "function") {
        main(config);
    }
} catch (err) {
    console.error("❌ Error running package index.js:", err.message);
    process.exit(1);
}