import fs from "node:fs";
import { Router } from "express";
import path from "path";
import { fileURLToPath } from "url";
import { db } from "../db/db.controller.js";
import { scanLog } from "../db/schema/scanlog.schema.js";
import { apiReturn } from "../utils/returnHelper.utils.js";

const router = Router();

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

const downloadDir = path.resolve(__dirname, "../../downloads/mobile");
const projectRoot = path.resolve("./lstMobile"); // adjust as needed
const appJsonPath = path.join(projectRoot, "app.json");

const currentApk = {
	fileName: "lst-mobile.apk",
};

router.get("/version", async (req, res) => {
	const baseUrl = `${req.protocol}://${req.get("host")}`;

	const raw = fs.readFileSync(appJsonPath, "utf-8");
	const config = JSON.parse(raw);

	const exp = config.expo;

	res.json({
		packageName: exp.android?.package,
		versionName: exp.version,
		versionCode: exp.android?.versionCode,
		minSupportedVersionCode: exp?.android?.minSupportedVersionCode ?? 0,
		downloadUrl: `${baseUrl}/lst/api/mobile/apk/latest`,
	});
});

router.get("/apk/latest", (_, res) => {
	const apkPath = path.join(downloadDir, currentApk.fileName);

	if (!fs.existsSync(apkPath)) {
		return res.status(404).json({ success: false, message: "APK not found" });
	}

	res.setHeader("Content-Type", "application/vnd.android.package-archive");
	res.setHeader(
		"Content-Disposition",
		`attachment; filename="${currentApk.fileName}"`,
	);

	return res.sendFile(apkPath);
});

router.get("/apk/ehs", (_, res) => {
	const apkPath = path.join(downloadDir, "EHS.apk");

	if (!fs.existsSync(apkPath)) {
		return res.status(404).json({ success: false, message: "APK not found" });
	}

	res.setHeader("Content-Type", "application/vnd.android.package-archive");
	res.setHeader("Content-Disposition", `attachment; filename="EHS.apk}"`);

	return res.sendFile(apkPath);
});

router.post("/logs", async (req, res) => {
	const body = req.body;
	const newLog = await db
		.insert(scanLog)
		.values({
			scannerId: body.data.scannerId,
			message: body.data.message,
			prompt: body.data.prompt,
			commandDescription: body.data.commandDescription,
			status: body.data.status,
			lines: body.data.lines,
		})
		.returning();

	return apiReturn(res, {
		success: true,
		level: "info",
		module: "mobile",
		subModule: "scan logs",
		message: `New log from ${body.data.scannerId}`,
		data: newLog,
		status: 200,
	});
});

export default router;