import { login, logout } from '@/api/user'
import { pull } from '@/api/category'
import { getToken, setToken, removeToken } from '@/utils/auth'
import { resetRouter } from '@/router'

const getDefaultState = () => {
  return {
    token: getToken(),
    userId: '',
    name: '',
    shiyongdanwei: '',
    category: [],
    version: '',
    avatar: 'https://wpimg.wallstcn.com/f778738c-e4f8-4870-b634-56703b4acafe.gif'
  }
}

const state = getDefaultState()

const mutations = {
  RESET_STATE: (state) => {
    Object.assign(state, getDefaultState())
  },
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  SET_USERID: (state, userId) => {
    state.userId = userId
  },
  SET_NAME: (state, name) => {
    state.name = name
  },
  SET_SHIYONGDANWEI: (state, shiyongdanwei) => {
    state.shiyongdanwei = shiyongdanwei
  },
  SET_CATEGORY: (state, category) => {
    state.category = category
  },
  SET_VERSION: (state, version) => {
    state.version = version
  }
}

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', response.token)
        setToken(response.token)
        commit('SET_USERID', data.id)
        commit('SET_NAME', data.serialNumber)
        commit('SET_SHIYONGDANWEI', data.shiyongdanwei)
        commit('SET_VERSION', response.version)
        const user = { name: data.name, avatar: 'https://wpimg.wallstcn.com/f778738c-e4f8-4870-b634-56703b4acafe.gif' }
        resolve(user)
      }).catch(error => {
        reject(error)
      })
    })
  },

  // get user info
  info({ commit }) {
    return new Promise((resolve, reject) => {
      pull().then(response => {
        const { list } = response
        commit('SET_CATEGORY', list)
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

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

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

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