/*
 * Copyright (C) 2018 StApps
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation, version 3.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <https://www.gnu.org/licenses/>.
 */
import {Logger} from '@openstapps/logger';
import * as commander from 'commander';
import {readFileSync} from 'fs';
import {join} from 'path';
import {Api, ApiRequestOptions} from './api';

const pkgJson = JSON.parse(readFileSync(join(__dirname, '..', 'package.json'))
  .toString());

commander
  .version(pkgJson.version);

commander
  .option('-u, --url [url]', 'GitLab API URL', 'https://gitlab.com/api/v4/')
  .option('-c, --call <call>', 'API call/sub url')
  .option('-m, --method [method]', 'HTTP verb to use for the API call', 'GET')
  .option('-d, --data [data]', 'JSON representation of data to send');

commander
  .parse(process.argv);

if (typeof commander.call === 'undefined') {
  commander.outputHelp();
  process.exit(1);
}

if (typeof commander.token === 'undefined') {
  if (typeof process.env.GITLAB_PRIVATE_TOKEN === 'undefined') {
    Logger.warn('You probably want to supply a GitLab token either via option or environment variable (GITLAB_PRIVATE_TOKEN).');
  }

  commander.token = process.env.GITLAB_PRIVATE_TOKEN;
}

const gitLabApi = new Api(commander.url, commander.token);

const options: ApiRequestOptions = {};

if (commander.method !== 'GET') {
  options.method = commander.method;
}

if (typeof commander.data !== 'undefined') {
  options.data = JSON.parse(commander.data);
}

gitLabApi.makeGitLabAPIRequest(commander.call, options)
  .then((result) => {
    Logger.ok(result);
    process.exit(1);
  }, async (err) => {
    await Logger.error(err);
    process.exit(1);
  });