import { readIAppConfig, writeIAppConfig } from '../utils/iAppConfigFile.js';
import { CONFIG_FILE } from '../config/config.js';
import * as color from './color.js';
import type { Spinner } from './spinner.js';

export async function askForAppSecret({
  spinner,
}: {
  spinner: Spinner;
}): Promise<string | null> {
  const config = await readIAppConfig();
  const { appSecret: savedAppSecret } = config;

  if (savedAppSecret === null) {
    spinner.log(
      `"No app secret" is configured ${color.comment(`(from ${color.file(CONFIG_FILE)})`)}`
    );
    return savedAppSecret;
  }
  if (savedAppSecret !== undefined) {
    spinner.log(
      `Using saved appSecret ${color.comment(`(from ${color.file(CONFIG_FILE)})`)}`
    );
    return savedAppSecret;
  }

  const { useAppSecret } = await spinner.prompt({
    type: 'confirm',
    name: 'useAppSecret',
    message: 'Do you want to attach an app secret to your iApp?',
    initial: false,
  });

  if (!useAppSecret) {
    const { saveNull } = await spinner.prompt({
      type: 'confirm',
      name: 'saveNull',
      message:
        'Do you want to save your choice (no app secret) to your config?',
      initial: false,
    });
    if (saveNull) {
      config.appSecret = null;
      await writeIAppConfig(config);
      spinner.log(`"No appSecret" choice saved to ${color.file(CONFIG_FILE)}`);
    }
    return null;
  }

  const { appSecret } = await spinner.prompt({
    type: 'password',
    name: 'appSecret',
    message: 'What is the app secret?',
    mask: '*',
  });

  const { saveAppSecret } = await spinner.prompt([
    {
      type: 'confirm',
      name: 'saveAppSecret',
      message: 'Do you want to save this app secret to your config?',
      initial: false,
    },
  ]);

  if (saveAppSecret) {
    config.appSecret = appSecret;
    await writeIAppConfig(config);
    spinner.log(`appSecret saved to ${color.file(CONFIG_FILE)}`);
  }

  return appSecret;
}