text: import { login, logout } from '@/api/user'
  import { getToken, setToken, removeToken } from '@/utils/auth'
  import router, { resetRouter } from '@/router'
  
  const state = {
    token: getToken(),
    name: '',
    avatar: '',
    introduction: '',
    roles: []
  }
  
  const mutations = {
    SET_TOKEN: (state, token) => {
      state.token = token
    },
    SET_INTRODUCTION: (state, introduction) => {
      state.introduction = introduction
    },
    SET_NAME: (state, name) => {
      state.name = name
    },
    SET_AVATAR: (state, avatar) => {
      state.avatar = avatar
    },
    SET_ROLES: (state, roles) => {
      state.roles = roles
    }
  }
  
  const actions = {
    // user login
    login({ commit }, userInfo) {
      const { username, password } = userInfo
      return new Promise((resolve, reject) => {
        login({ username: username.trim(), password: password })
          .then(response => {
            const { data } = response
            commit('SET_TOKEN', data.data.token)
            setToken(data.data.token)
            resolve()
          })
          .catch(error => {
            reject(error)
          })
      })
    },
  
    // get user info
    getInfo({ commit, state }) {
      return new Promise((resolve, reject) => {
        const data = {
          roles: ['admin'],
          introduction: '管理员',
          // avatar: 'https://wpimg.wallstcn.com/f778738c-e4f8-4870-b634-56703b4acafe.gif',
          // avatar: 'https://s1.ax1x.com/2020/10/22/BiuBoq.png',
          avatar: 'https://s1.ax1x.com/2020/10/22/BFYSiQ.jpg',
          name: 'Admin'
        }
  
        const { roles, name, avatar, introduction } = data
  
        commit('SET_ROLES', roles)
        commit('SET_NAME', name)
        commit('SET_AVATAR', avatar)
        commit('SET_INTRODUCTION', introduction)
        resolve(data)
      })
    },
  
    // user logout
    logout({ commit, state, dispatch }) {
      return new Promise((resolve, reject) => {
        logout(state.token)
          .then(() => {
            commit('SET_TOKEN', '')
            commit('SET_ROLES', [])
            removeToken()
            resetRouter()
  
            // reset visited views and cached views
            // to fixed https://github.com/PanJiaChen/vue-element-admin/issues/2485
            dispatch('tagsView/delAllViews', null, { root: true })
  
            resolve()
          })
          .catch(error => {
            reject(error)
          })
      })
    },
  
    // remove token
    resetToken({ commit }) {
      return new Promise(resolve => {
        commit('SET_TOKEN', '')
        commit('SET_ROLES', [])
        removeToken()
        resolve()
      })
    },
  
    // dynamically modify permissions
    async changeRoles({ commit, dispatch }, role) {
      const token = role + '-token'
  
      commit('SET_TOKEN', token)
      setToken(token)
  
      const { roles } = await dispatch('getInfo')
  
      resetRouter()
  
      // generate accessible routes map based on roles
      const accessRoutes = await dispatch('permission/generateRoutes', roles, {
        root: true
      })
      // dynamically add accessible routes
      router.addRoutes(accessRoutes)
  
      // reset visited views and cached views
      dispatch('tagsView/delAllViews', null, { root: true })
    }
  }
  
  export default {
    namespaced: true,
    state,
    mutations,
    actions
  }
  