text: export const ADD_ITEM = 'ADD_ITEM'
  export const DELETE_ITEM = 'DELETE_ITEM'
  export const UPDATE_ITEM = 'UPDATE_ITEM'
  export const REQUEST_ITEMS = 'REQUEST_ITEMS'
  export const RECEIVE_ITEMS = 'RECEIVE_ITEMS'
  
  export const REQUEST_USER_LOGIN = 'REQUEST_USER_LOGIN'
  export const RECEIVE_USER_LOGIN = 'RECEIVE_USER_LOGIN'
  export const ERROR_USER_LOGIN = 'ERROR_USER_LOGIN'
  export const USER_LOGOUT = 'USER_LOGOUT'
  export const USER_UNREGISTER = 'USER_UNREGISTER'
  
  export const SET_VIEW = 'SET_VIEW'
  export const VIEW_MAIN_PAGE = 'VIEW_MAIN_PAGE'
  export const VIEW_ITEMS_ALL = 'VIEW_ITEMS_ALL'
  export const VIEW_ITEMS_OWN = 'VIEW_ITEMS_OWN'
  export const VIEW_ITEMS_OFFERS = 'VIEW_ITEMS_OFFERS'
  export const VIEW_USERS = 'VIEW_USERS'
  export const VIEW_USER_INFO = 'VIEW_USER_INFO'
  export const VIEW_UNREGISTER_PAGE = 'VIEW_UNREGISTER_PAGE'
  
  export const REQUEST_USERS = 'REQUEST_USERS'
  export const RECEIVE_USERS = 'RECEIVE_USERS'
  export const ADD_USER = 'ADD_USER'
  export const VIEW_USER = 'VIEW_USER'
  export const DELETE_USER = 'DELETE_USER'
  export const UPDATE_USER = 'UPDATE_USER'
  export const REMOVE_USER = 'REMOVE_USER'
  
  export const REQUEST_USER_DATA = 'REQUEST_USER_DATA'
  export const RECEIVE_USER_DATA = 'RECEIVE_USER_DATA'
  export const ERROR_USER_DATA = 'ERROR_USER_DATA'
  export const ADD_CREDITCARD_DATA = 'ADD_CREDITCARD_DATA'
  export const UPDATE_CREDITCARD_DATA = 'UPDATE_CREDITCARD_DATA'
  export const DELETE_CREDITCARD_DATA = 'DELETE_CREDITCARD_DATA'
  export const UPDATE_USER_DATA = 'UPDATE_USER_DATA'
  