import {

  REQUEST_ANNOTATIONS,

  RECEIVE_ANNOTATIONS,

} from '../actions';

function annotations(

  state = {

    isFetching: false,

    didInvalidate: false,

    items: [],

  },

  action,

) {

  switch (action.type) {

    case REQUEST_ANNOTATIONS:

      return Object.assign({}, state, {

        isFetching: true,

      });

    case RECEIVE_ANNOTATIONS:

      return Object.assign({}, state, {

        isFetching: false,

        items: action.annotations,

        lastUpdated: action.receivedAt,

      });

    default:

      return state;

  }

}

export default annotations;