text: import * as ActionTypes from './ActionTypes';
  
  export const Auth = (state = {
    isLoading: false,
    isAuthenticated: false,
    user: null,
    errMess: null,
  }, action) => {
    switch (action.type) {
      case ActionTypes.SIGNUP_REQUEST:
      case ActionTypes.LOGIN_REQUEST:
        return { ...state, isLoading: true, isAuthenticated: false };
  
      case ActionTypes.SIGNUP_SUCCESS:
      case ActionTypes.LOGIN_SUCCESS:
        return {
          ...state, isLoading: false, isAuthenticated: true, user: action.user,
        };
  
      case ActionTypes.SIGNUP_FAILURE:
      case ActionTypes.LOGIN_FAILURE:
        return {
          ...state, isLoading: false, isAuthenticated: false, errMess: action.message,
        };
  
      case ActionTypes.LOGOUT_REQUEST:
        return { ...state, isLoading: true, isAuthenticated: true };
  
      case ActionTypes.LOGOUT_SUCCESS:
        return {
          ...state, isLoading: false, isAuthenticated: false, user: null,
        };
  
      case ActionTypes.LOGOUT_FAILURE:
        return {
          ...state, isLoading: false, isAuthenticated: true, errMess: action.message,
        };
  
      default:
        return state;
    }
  };
  