chat/_src/store/index.js

import Vue from 'vue'
import Vuex from 'vuex'
import { mutations } from './mutations'
import { actions } from './actions'

import { initBaseState } from './state'
import chat from './module/chat'
import group from './module/group/index'

Vue.use(Vuex)

const state = initBaseState()

const getters = {
  // 判断是否是私聊
  isPrivate: state => {
    return /-/g.test(state.curSession)
  },
  // 私聊时候对方的userId
  otherUserId: state => {
    if (!state.curSession) return
    if (state.curSession.indexOf('-') > -1) {
      return state.curSession.replace('-', '').replace(state.userId, '')
    } else {
      return ''
    }
  }
}

export default new Vuex.Store({
  state,
  mutations,
  actions,
  getters,
  modules: {
    chat,
    group
  }
})