import assert from "node:assert";
import childProcess from "node:child_process";
import fs from "node:fs/promises";
import path from "node:path";
import url from "node:url";

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

async function* walkTsConfigs(rootPath) {
	for (const entry of await fs.readdir(rootPath, { withFileTypes: true })) {
		if (entry.name === "node_modules") continue;
		const filePath = path.join(rootPath, entry.name);
		if (entry.isDirectory()) yield* walkTsConfigs(filePath);
		else if (entry.name === "tsconfig.json") yield filePath;
	}
}

assert(
	process.env.PATH?.includes(path.join(__dirname, "node_modules/.bin")),
	"Expected `tsc-all.mjs` to be run with `pnpm check:type`"
);

for await (const tsconfigPath of walkTsConfigs(__dirname)) {
	console.log(`Checking ${path.relative(__dirname, tsconfigPath)}...`);
	const result = childProcess.spawnSync("tsc", ["-p", tsconfigPath], {
		stdio: "inherit",
		cwd: __dirname,
		shell: true,
	});
	if (result.status !== 0) process.exitCode = 1;
}