admin-draw-lots/src/store/modules/user.js

import { login } from '@/api/user'
import { getToken, setToken, removeToken, setUserId } from '@/utils/auth'
import { resetRouter } from '@/router'
import md5 from 'js-md5'

const getDefaultState = () => {
  return {
    token: getToken()
  }
}

const state = getDefaultState()

// 定义Mutations
const mutations = {
  RESET_STATE: (state) => {
    Object.assign(state, getDefaultState())
  },
  SET_TOKEN: (state, token) => {
    state.token = token
  }
}
// 在actions里面增加一个才可以在页面加
// this.$store.dispatch('user/login', this.loginForm)调用api里面的方法
const actions = {
  // user login
  login({ commit }, userInfo) {
    const { userName, password } = userInfo
    return new Promise((resolve, reject) => {
      login({ userName: userName.trim(), password: md5(password) }).then(response => {
        const { data } = response
        commit('SET_TOKEN', data.token)
        setToken(data.token)
        setUserId('admin')
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // user logout
  logout({ commit, state }) {
    return new Promise((resolve, reject) => {
      removeToken() // must remove  token  first
      resetRouter()
      commit('RESET_STATE')
      resolve()
    })
  },

  // remove token
  resetToken({ commit }) {
    return new Promise(resolve => {
      removeToken() // must remove  token  first
      commit('RESET_STATE')
      resolve()
    })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}