/**
 * Copyright 2017 Oursky Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import chalk from 'chalk';
import inquirer from 'inquirer';

import * as config from '../config';
import { Arguments, createCommand } from '../util';

function removeAccount(accountKey: string) {
  config.unset(['accounts', accountKey]);
  config.unsetLocal(['accounts', accountKey]);
}

function run(argv: Arguments) {
  const account = argv.currentAccount;
  if (!account) {
    console.log(chalk.red('Not logged in to accounts.'));
    return;
  }

  return inquirer
    .prompt([
      {
        type: 'confirm',
        name: 'confirm',
        message: `Log out as ${account.email}?`
      }
    ])
    .then((answers) => {
      if (!answers.confirm) {
        return;
      }

      removeAccount(argv.account);
      console.log(chalk.green('Successfully logged out.'));
    });
}

export default createCommand({
  command: 'logout',
  describe: 'Log out from Skygear Portal',
  handler: run
});