// code from goatstore
// api: https://store.agi.bd
const fs = require("fs"), path = require("path"), os = require("os");
const { box } = require("../../bot/v3ui.js");
module.exports = {
	config: { name: "diag", aliases: ["selfcheck", "doctor"], version: "3.0", author: "R S Rifat", countDown: 10, role: 2,
		description: { en: "Self-check: session cookies, config, database, backups, disk, memory" }, category: "system", guide: { en: "{pn}" } },
	onStart: async function ({ api, message }) {
		const R = [], ok = t => R.push("✔ " + t), bad = t => R.push("✖ " + t), warn = t => R.push("⚠ " + t);
		const cfg = global.GoatBot.config;
		// session
		try {
			const raw = JSON.parse(fs.readFileSync(path.join(process.cwd(), "account.txt"), "utf8"));
			const names = (Array.isArray(raw) ? raw : []).map(c => c.key || c.name);
			["c_user", "xs"].every(n => names.includes(n)) ? ok("Session cookies: c_user + xs present") : bad("Session cookies: c_user/xs missing in account.txt");
		} catch (_) { warn("account.txt is not a cookie array (token/other login mode?)"); }
		try { const id = api.getCurrentUserID(); id ? ok(`Logged in as ${id}`) : bad("No logged-in user ID"); } catch (_) { bad("api.getCurrentUserID failed"); }
		global.statusAccountBot === "good" ? ok("Account status: good") : bad(`Account status: ${global.statusAccountBot}`);
		// config
		(cfg.adminBot || []).length ? ok(`Bot admins: ${cfg.adminBot.length}`) : bad("adminBot is empty in config.json");
		cfg.prefix ? ok(`Prefix: ${cfg.prefix}`) : bad("prefix is empty");
		// database
		const dbType = (cfg.database || {}).type;
		if (dbType === "sqlite") {
			const f = path.join(process.cwd(), "database", "data", "data.sqlite");
			fs.existsSync(f) ? ok(`SQLite: ${(fs.statSync(f).size / 1024).toFixed(0)} KB`) : bad("SQLite file not found");
		} else ok(`Database: ${dbType}`);
		// backups
		try {
			const b = require("../../bot/autoBackup.js").list();
			b.length ? ok(`Backups: ${b.length}, newest ${((Date.now() - b[0].time) / 3600000).toFixed(1)}h ago`) : warn("No backups yet (use: backup now)");
		} catch (_) { warn("Backup module unavailable"); }
		// system
		const [maj, min] = process.versions.node.split(".").map(Number);
		(maj > 20 || (maj === 20 && min >= 17)) ? ok(`Node ${process.version}`) : bad(`Node ${process.version} (need 20.17+)`);
		try { const s = fs.statfsSync(process.cwd()); const gb = s.bavail * s.bsize / 1073741824; gb > 0.5 ? ok(`Disk free: ${gb.toFixed(1)} GB`) : warn(`Disk free only ${gb.toFixed(2)} GB`); } catch (_) {}
		const used = 1 - os.freemem() / os.totalmem();
		used < 0.9 ? ok(`System memory used: ${(used * 100).toFixed(0)}%`) : warn(`System memory used: ${(used * 100).toFixed(0)}%`);
		const fails = R.filter(x => x.startsWith("✖")).length;
		return message.reply(box("🩺", "SELF CHECK", R, fails ? `${fails} problem(s) need attention` : "All good"));
	}
};