import {
  validateNumber
} from '../core/validate';
import {
  composer,
  fiterWithBinaryStr
} from '../core/utils';
import Electronic from './electronic';
import protocolAssembler from '../protocol/cmd';
import Control from '../core/control';
import {
  SUPPORTLIST
} from '../settings';

/**
 * Gas sensor module
 * @extends Electronic
 */
class Gas extends Electronic {
  constructor(port) {
    super();
    this.args = {
      port: validateNumber(port)
    };
  }

  /**
   * getter of protocol
   */
  get protocol() {
    return composer(protocolAssembler.readGas, [this.args.port]);
  }

  /**
   * Get data of Gas sensor
   * @return {Promise}
   */
  async getData() {
    return await Control.read(this.protocol);
  }

  static get SUPPORT() {
    return fiterWithBinaryStr(SUPPORTLIST, '1111');
  }
}

export default Gas;