import * as types from 'constants/action_types'

const reducers = {}
const defaultState = {
}

reducers[types.FETCH_FEATURED_CONTENT_STARTED] = function(state, action) {
  return Object.assign({}, state, {
    fetchingFeaturedContent: true
  })
}

reducers[types.FETCH_FEATURED_CONTENT_COMPLETED] = function(state, action) {
  const {
    uris
  } = action.data
  const newFeaturedContent = Object.assign({}, state.featuredContent, {
    byCategory: uris,
  })

  return Object.assign({}, state, {
    fetchingFeaturedContent: false,
    featuredContent: newFeaturedContent
  })
}

export default function reducer(state = defaultState, action) {
  const handler = reducers[action.type];
  if (handler) return handler(state, action);
  return state;
}