import { existsSync as exists } from 'fs';
import inquirer from 'inquirer';
import Storage from './core/storage';
import { Config } from './core/structures';
import $, { setConsoleActivated } from './core/lib';

// This file is called (or at least should be called) automatically as long as a config file doesn't exist yet.
// And that file won't be written until the data is successfully initialized.
const prompts = [
  {
    type: 'password',
    name: 'token',
    message: "What's your bot's token?",
    mask: true,
  },
  {
    type: 'input',
    name: 'prefix',
    message: "What do you want your bot's prefix to be?",
    default: '$',
  },
  {
    type: 'input',
    name: 'owner',
    message: "Enter the owner's user ID here.",
  },
  {
    type: 'input',
    name: 'admins',
    message: 'Enter a list of bot admins (by their IDs) separated by spaces.',
  },
  {
    type: 'input',
    name: 'support',
    message:
      'Enter a list of bot troubleshooters (by their IDs) separated by spaces.',
  },
];

export default {
  async init() {
    while (!exists('data/config.json')) {
      const answers = await inquirer.prompt(prompts);
      Storage.open('data');
      Config.token = answers.token as string;
      Config.prefix = answers.prefix as string;
      Config.owner = answers.owner as string;
      const admins = answers.admins as string;
      Config.admins = admins !== '' ? admins.split(' ') : [];
      const support = answers.support as string;
      Config.support = support !== '' ? support.split(' ') : [];
      Config.save(false);
    }
  },
  /** Prompt the user to set their token again. */
  async again() {
    $.error('It seems that the token you provided is invalid.');
    setConsoleActivated(false);
    const answers = await inquirer.prompt(prompts.slice(0, 1));
    Config.token = answers.token as string;
    Config.save(false);
    process.exit();
  },
};