import { spawnSync } from "node:child_process";
import { existsSync, readFileSync, writeFileSync } from "node:fs";
import { dirname, relative, resolve } from "node:path";
import { fileURLToPath } from "node:url";

export const ROOT = resolve(dirname(fileURLToPath(import.meta.url)), "../..");

export function readJson(path) {
	return JSON.parse(readFileSync(path, "utf8"));
}

export function writeJson(path, data) {
	writeFileSync(path, `${JSON.stringify(data, null, "\t")}\n`, "utf8");
}

export function run(cmd, args = [], options = {}) {
	const result = spawnSync(cmd, args, {
		cwd: options.cwd ?? ROOT,
		encoding: "utf8",
		stdio: options.capture ? ["ignore", "pipe", "pipe"] : "inherit",
		env: options.env ?? process.env,
		timeout: options.timeout,
	});
	if (result.error && result.error.code !== "ENOENT") throw result.error;
	if (options.check !== false && result.status !== 0) {
		const err = new Error(
			`${cmd} ${args.join(" ")} exited ${result.status ?? result.signal ?? result.error?.code}`,
		);
		err.result = result;
		throw err;
	}
	return result;
}

export function git(args, options = {}) {
	return run("git", args, { ...options, cwd: ROOT });
}

export function commandExists(cmd) {
	const result = spawnSync(cmd, ["--version"], {
		stdio: "ignore",
		timeout: 1000,
	});
	return !result.error;
}

export function rel(path, root = ROOT) {
	return relative(root, path).replaceAll("\\", "/");
}

export function stripAnsi(text) {
	return text
		.replace(/\x1b\][^\x07]*(?:\x07|\x1b\\)/g, "")
		.replace(/\x1b\[[0-?]*[ -/]*[@-~]/g, "")
		.trim();
}

export function exists(path) {
	return existsSync(path);
}