import { env } from "@/env";
import { apiJson } from "@/lib/api";
import { prisma } from "@/lib/prisma";
import { rcon } from "@/lib/services/rcon";

export const dynamic = "force-dynamic";

/**
 * Ops health probe: database reachability, emulator RCON reachability, SMTP
 * (when configured), and runtime info. Returns HTTP 200 always (read the
 * `status`/`database` fields), so it's safe for uptime monitors that only care
 * about reachability.
 */
export async function GET() {
	const database = await prisma.$queryRaw`SELECT 1`
		.then(() => true)
		.catch(() => false);

	const emulator = await rcon.send("ping", null).catch(() => false);

	let smtp = null;
	if (env.SMTP_HOST) {
		const nodemailer = await import("nodemailer");
		const test = nodemailer.createTransport({
			host: env.SMTP_HOST,
			port: env.SMTP_PORT,
			secure: env.SMTP_SECURE,
			auth: env.SMTP_USER
				? { user: env.SMTP_USER, pass: env.SMTP_PASSWORD ?? "" }
				: undefined,
		});
		smtp = await test
			.verify()
			.then(() => true)
			.catch(() => false);
	}

	return apiJson({
		status: database ? "ok" : "degraded",
		database,
		emulator,
		smtp,
		node: process.version,
		uptime: Math.round(process.uptime()),
		time: new Date().toISOString(),
	});
}