UserService

import { UserService, AuthenticationError } from '../services/user.service';
import { TokenService } from '../services/storage.service';
import router from '../router';

const state = {
  authenticating: false,
  accessToken: TokenService.getToken(),
  authenticationErrorCode: 0,
  authenticationError: ''
};

const getters = {
  loggedIn: (state) => {
    return state.accessToken ? true : false;
  },

  authenticationErrorCode: (state) => {
    return state.authenticationErrorCode;
  },

  authenticationError: (state) => {
    return state.authenticationError;
  },

  authenticating: (state) => {
    return state.authenticating;
  }
};

const actions = {
  async login({ commit }, { email, password }) {
    commit('loginRequest');

    try {
      const token = await UserService.login(email, password);
      commit('loginSuccess', token);

      // Перенаправляем пользователя на изначально запрашиваемую либо домашнюю страницу
      router.push(router.history.current.query.redirect || '/');

      return true;
    } catch (e) {
      if (e instanceof AuthenticationError) {
        commit('loginError', {errorCode: e.errorCode, errorMessage: e.message});
      }

      return false;
    }
  },

  logout({ commit }) {
    UserService.logout();
    commit('logoutSuccess');
    router.push('/login');
  }
};

const mutations = {
  loginRequest(state) {
    state.authenticating = true;
    state.authenticationError = '';
    state.authenticationErrorCode = 0;
  },

  loginSuccess(state, accessToken) {
    state.accessToken = accessToken;
    state.authenticating = false;
  },

  loginError(state, {errorCode, errorMessage}) {
    state.authenticating = false;
    state.authenticationErrorCode = errorCode;
    state.authenticationError = errorMessage;
  },

  logoutSuccess(state) {
    state.accessToken = '';
  }
}

export const auth = {
  namespaced: true,
  state,
  getters,
  actions,
  mutations
};