darkwire.io/client/src/components/Settings/index.js

import React, { Component } from 'react';
import PropTypes from 'prop-types';
import RoomLink from 'components/RoomLink';
import { styles } from './styles.module.scss';
import Cookie from 'js-cookie';
import T from 'components/T';

class Settings extends Component {
  handleSoundToggle() {
    this.props.toggleSoundEnabled(!this.props.soundIsEnabled);
  }

  handleNotificationToggle() {
    Notification.requestPermission().then(permission => {
      if (permission === 'granted') {
        this.props.toggleNotificationEnabled(!this.props.notificationIsEnabled);
        this.props.toggleNotificationAllowed(true);
      }
      if (permission === 'denied') {
        this.props.toggleNotificationAllowed(false);
      }
    });
  }

  handleLanguageChange(evt) {
    const language = evt.target.value;
    Cookie.set('language', language);
    this.props.setLanguage(language);
  }

  render() {
    return (
      <div className={styles}>
        <section>
          <h4>
            <T path="newMessageNotification" />
          </h4>
          <form>
            <div className="form-check">
              <label className="form-check-label" htmlFor="sound-control">
                <input
                  id="sound-control"
                  onChange={this.handleSoundToggle.bind(this)}
                  className="form-check-input"
                  type="checkbox"
                  checked={this.props.soundIsEnabled}
                />
                <T path="sound" />
              </label>
            </div>
            <div className="form-check">
              <label className="form-check-label" htmlFor="notif-control">
                {this.props.notificationIsAllowed !== false && (
                  <>
                    <input
                      id="notif-control"
                      onChange={this.handleNotificationToggle.bind(this)}
                      className="form-check-input"
                      type="checkbox"
                      checked={this.props.notificationIsEnabled}
                      disabled={this.props.notificationIsAllowed === false} // Important to keep '=== false' here
                    />
                    <T path="desktopNotification" />
                  </>
                )}
                {this.props.notificationIsAllowed === false && <T path="desktopNotificationBlocked" />}
              </label>
            </div>
          </form>
        </section>

        <section>
          <h4 className="mb-3">
            <T path="copyRoomHeader" />
          </h4>
          <RoomLink roomId={this.props.roomId} translations={this.props.translations} />
        </section>

        <section>
          <h4 className="mb-3">
            <T path="languageDropdownHeader" />
          </h4>
          <p>
            <a
              href="https://github.com/darkwire/darkwire.io/blob/master/client/README.md#translations"
              rel="noopener noreferrer"
              target="_blank"
            >
              <T path="helpTranslate" />
            </a>
          </p>
          <div className="form-group">
            <select
              value={this.props.language}
              className="form-control"
              onChange={this.handleLanguageChange.bind(this)}
            >
              <option value="en">English</option>
              <option value="fr">Français</option>
              <option value="oc">Occitan</option>
              <option value="de">Deutsch</option>
              <option value="esAR">Español (Argentina)</option>
              <option value="nl">Nederlands</option>
              <option value="it">Italiano</option>
              <option value="ru">Русский</option>
              <option value="zhCN">中文</option>
            </select>
          </div>
        </section>

        <section>
          <h4>
            <T path="roomOwnerHeader" />
          </h4>
          <p>
            <T path="roomOwnerText" />
          </p>
        </section>
        <section>
          <h4>
            <T path="lockRoomHeader" />
          </h4>
          <p>
            <T path="lockRoomText" />
          </p>
        </section>
        <section>
          <h4>
            <T path="slashCommandsHeader" />
          </h4>
          <p>
            <T path="slashCommandsText" />
          </p>
          <ul>
            <li>
              /nick [username]{' '}
              <span className="text-muted">
                <T path="slashCommandsBullets.0" />
              </span>
            </li>
            <li>
              /me [action]{' '}
              <span className="text-muted">
                <T path="slashCommandsBullets.1" />
              </span>
            </li>
            <li>
              /clear{' '}
              <span className="text-muted">
                <T path="slashCommandsBullets.2" />
              </span>
            </li>
            <li>
              /help{' '}
              <span className="text-muted">
                <T path="slashCommandsBullets.3" />
              </span>
            </li>
          </ul>
        </section>
      </div>
    );
  }
}

Settings.propTypes = {
  soundIsEnabled: PropTypes.bool.isRequired,
  toggleSoundEnabled: PropTypes.func.isRequired,
  notificationIsEnabled: PropTypes.bool.isRequired,
  notificationIsAllowed: PropTypes.bool,
  toggleNotificationEnabled: PropTypes.func.isRequired,
  toggleNotificationAllowed: PropTypes.func.isRequired,
  roomId: PropTypes.string.isRequired,
  setLanguage: PropTypes.func.isRequired,
  translations: PropTypes.object.isRequired,
};

export default Settings;