import {
    STATE_CANCELLED,
    STATE_ENDED,
    STATE_CHANGED,
    STATE_BEGAN
} from './recognizer-consts';

/**
 * @private
 * get a usable string, used as event postfix
 * @param {constant} state
 * @returns {String} state
 */
export default function stateStr(state) {
  if (state & STATE_CANCELLED) {
    return 'cancel';
  } else if (state & STATE_ENDED) {
    return 'end';
  } else if (state & STATE_CHANGED) {
    return 'move';
  } else if (state & STATE_BEGAN) {
    return 'start';
  }
  return '';
}