import type { ExecutorContext } from '@nrwl/devkit';
import { exec } from 'child_process';
import { promisify } from 'util';
import { join } from 'path';

export interface ExecutorOptions {}

const UI_BUILD_PATH = join('dist', 'libs', 'ui');

async function getPublishedVersion() {
  const { stdout, stderr } = await promisify(exec)(
    `npm view @perimeter_81/ui version`
  );
  if (stderr) throw stderr;
  return stdout;
}

async function getCurrentVersion() {
  const { stdout, stderr } = await promisify(exec)(
    `node -pe "require('./${UI_BUILD_PATH}/package.json')['version']"`
  );
  if (stderr) throw stderr;
  return stdout;
}

export default async function publishUIExecutor(
  options: ExecutorOptions,
  context: ExecutorContext
): Promise<{ success: boolean }> {
  console.info(`Publishing UI library to NPM...`);
  console.info(`Options: ${JSON.stringify(options, null, 2)}`);
  let success = false;

  try {
    const currVer = await getCurrentVersion();
    const { stdout, stderr } = await promisify(exec)(
      `npm publish ${UI_BUILD_PATH}`
    );
    console.log('stdout', stdout);
    console.error('stderr', stderr);
    const publishedVer = await getPublishedVersion();
    success = publishedVer === currVer;
  } catch (error) {
    success = false;
    console.error(error);
  } finally {
    console.log('success', success);
    return { success };
  }
}