import { login, logout, getInfo } 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) => {
    // console.log(name);
    state.name = name
  },
  SET_AVATAR: (state, avatar) => {
    state.avatar = avatar
  },
  SET_ROLES: (state, roles) => {
    // console.log(roles);
    state.roles = roles
  }
}

const actions = {
  setToken({ commit }, token) {
    commit('SET_TOKEN', token)
    setToken(token)
    // commit("SET_ROLES", ['admin']);
  },
  // 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.token)
          setToken(data.token)
          resolve()
        })
        .catch(error => {
          reject(error)
        })
    })
  },

  // get user info
  getInfo({ commit }) {
    return new Promise((resolve, reject) => {
      getInfo({})
        .then(res => {
          commit('SET_ROLES', ['admin'])
          sessionStorage.setItem('id', res.d.id)
          commit('SET_NAME', res.d.name)
          commit('SET_AVATAR', res.d.avatar)
          resolve({ roles: ['admin'] })
        })
        .catch(error => {
          reject(error)
        })
    })
  },

  // 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', '')
      console.log('resetToken')
      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
}