import {
  PHOTO_DETAIL_FETCH,
  PHOTO_DETAIL_ERROR,
  PHOTO_DETAIL_LOADED
} from '../actions/index';

const defaultState = {
  "isLoading": false,
  "isError": false,
  "message": "",
  "photo": {},
  "comments": []
}

export default function photoDetail(state = defaultState, action){
  switch(action.type){
    case PHOTO_DETAIL_FETCH:
      return Object.assign({}, state, {isLoading: true});
    case PHOTO_DETAIL_LOADED:
      return Object.assign({}, state, {isLoading: false, isError: false, photo: action.detail.photo, comments: action.detail.comments});
    case PHOTO_DETAIL_ERROR:
      return Object.assign({}, state, {isLoading: false, isError: true, message: action.message});
    default:
      return state;
  }
}