import { execSync } from "node:child_process";
import type { NextConfig } from "next";
import createNextIntlPlugin from "next-intl/plugin";

const getGitCommit = () => {
	try {
		return execSync("git rev-parse HEAD", { encoding: "utf8" }).trim();
	} catch {
		return undefined;
	}
};

const securityHeaders = [
	{ key: "X-DNS-Prefetch-Control", value: "on" },
	{
		key: "Strict-Transport-Security",
		value: "max-age=63072000; includeSubDomains; preload",
	},
	{ key: "X-Frame-Options", value: "DENY" },
	{ key: "X-Content-Type-Options", value: "nosniff" },
	{ key: "Referrer-Policy", value: "strict-origin-when-cross-origin" },
	{
		key: "Permissions-Policy",
		value: "camera=(), microphone=(), geolocation=(), interest-cohort=()",
	},
];

const nextConfig: NextConfig = {
	output: "standalone",
	deploymentId: process.env.NEXT_DEPLOYMENT_ID?.trim() || getGitCommit(),
	distDir: process.env.NEXT_DIST_DIR?.trim() || ".next",
	reactStrictMode: true,
	compress: true,
	productionBrowserSourceMaps: false,
	serverExternalPackages: ["lzma-wasm", "sharp", "pino", "pino-pretty"],

	turbopack: {
		ignoreIssue: [
			{
				path: "**/src/lib/**",
			},
		],
	},

	experimental: {
		optimizePackageImports: ["lucide-react", "date-fns"],
		useTypeScriptCli: true,
		hideLogsAfterAbort: true,
	},

	images: {
		formats: ["image/avif", "image/webp"],
	},

	async headers() {
		return [
			{
				source: "/(.*)",
				headers: securityHeaders,
			},
			{
				source: "/assets/(.*)",
				headers: [
					{
						key: "Cache-Control",
						value: "public, max-age=31536000, immutable",
					},
				],
			},
			{
				// Nitro client payload (~2.8GB across swf/nitro-assets): without
				// caching every client open re-downloads hundreds of files.
				// Fresh for 7 days, then serve stale + revalidate in background
				// so asset updates still propagate without blocking players.
				source: "/swf/(.*)",
				headers: [
					{
						key: "Cache-Control",
						value: "public, max-age=604800, stale-while-revalidate=2592000",
					},
				],
			},
			{
				source: "/nitro-assets/(.*)",
				headers: [
					{
						key: "Cache-Control",
						value: "public, max-age=604800, stale-while-revalidate=2592000",
					},
				],
			},
			{
				source: "/images/(.*)",
				headers: [{ key: "Cache-Control", value: "public, max-age=86400" }],
			},
		];
	},
};

const withNextIntl = createNextIntlPlugin("./src/i18n/request.ts");

export default withNextIntl(nextConfig);