text: import { GET_PLAY_TIME, SET_PLAY_TIME } from '../actions';
  
  export default function playTime(state = 0, action) {
    switch (action.type) {
      case GET_PLAY_TIME:
        return action.payload;
      case SET_PLAY_TIME:
        return action.payload;
      default:
        return state;
    }
  }
  