import { constantRoutes, asyncRoutes } from '@/router'

function hasPermission(roles, route) {
  if (route.meta && route.meta.roles) {
    return route.meta.roles.includes(roles)
  } else {
    return true
  }
}

function filterAsyncRoutes(routes, roles) {
  const res = []
  routes.forEach(route => {
    const temp = { ...route }
    if (hasPermission(roles, temp)) {
      if (temp.children) {
        temp.children = filterAsyncRoutes(temp.children, roles)
      }
      res.push(temp)
    }
  })
  return res
}

const state = {
  routes: [],
  addRoutes: []
}

const mutations = {
  SET_ROUTES: (state, payload) => {
    state.addRoutes = filterAsyncRoutes(asyncRoutes, payload.roles)
    state.routes = constantRoutes.concat(state.addRoutes)
  }
}

export default {
  namespaced: true,
  state,
  mutations
}