import { execa } from 'execa';
import { fileURLToPath } from 'url';
import { dirname } from 'path';

const __filename = fileURLToPath(import.meta.url);
export const testDir = dirname(__filename);
export const timeout = 5000;

const createAstroError = new Error(
	'Timed out waiting for create-astro to respond with expected output.'
);

export function promiseWithTimeout(testFn) {
	return new Promise((resolve, reject) => {
		const timeoutEvent = setTimeout(() => {
			reject(createAstroError);
		}, timeout);
		function resolver() {
			clearTimeout(timeoutEvent);
			resolve();
		}
		testFn(resolver);
	});
}

export const PROMPT_MESSAGES = {
	directory: 'Where would you like to create your new project?',
	template: 'Which template would you like to use?',
};

export function setup(args = []) {
	const { stdout, stdin } = execa('../create-astro.mjs', [...args, '--dryrun'], { cwd: testDir });
	return {
		stdin,
		stdout,
	};
}