/*
 * @Author: xiaomiao 1158771342@qq.com
 * @Date: 2023-03-09 15:24:53
 * @LastEditors: Please set LastEditors
 * @LastEditTime: 2023-05-12 10:47:42
 * @FilePath: \上报\bdcjg-web\src\store\modules\permission.js
 * @Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
 */
import Vue from 'vue'
import { constantRoutes } from '@/router'
// import asyncRouter from '@/utils/asyncRouter.js'
const state = {
  routes: [],
  addRoutes: false,
}

const mutations = {
  SET_ROUTES: (state, routes) => {
    state.addRoutes = true
    state.routes = routes
  },
  RESET_ROUTE: (state) => {
    state.addRoutes = false
  }
}
const actions = {
  // 添加全部菜单
  generateRoutes ({ commit }, getMenuInfo) {
    let Layout = r => require.ensure([], () => r(require(`@/layout`)))
    function asyncRouter (routers) {
      routers.forEach(item => {
        if (!item.children) {
          delete item.children
        } else {
          item.children = asyncRouter(item.children)
        }
        item.path = JSON.parse(item.metadata)?.path || '/'
        item.affix = JSON.parse(item.metadata)?.affix || false
        if (!item.parentId) {
          item.component = Layout
        } else {
          item.component = loadView(item.uri)
        }
        item.meta = {
          title: item.name,
          icon: item.icon,
          affix: item.affix
        }
      })
      return routers
    }
    function loadView (view) {
      return r => require.ensure([], () => r(require(`@/views${view}.vue`)))
    }


    return new Promise(resolve => {
      // 将权限菜单数组转成路由树数据结构
      let permission_tree = asyncRouter(getMenuInfo)
      const mergeResult = _.cloneDeep(constantRoutes).concat(permission_tree);
      commit('SET_ROUTES', mergeResult)
      resolve(permission_tree)
    })
  },
  // 重置路由
  resetRoutes ({ commit }) {
    commit('RESET_ROUTE')
  }
}
// 树转数组
function dfs (root, fVisit) {
  let stack = Array.isArray(root) ? [...root] : [root];
  while (stack.length) {
    let node = stack.pop();
    fVisit && fVisit(node);
    let children = node.children;
    if (children && children.length) {
      for (let i = children.length - 1; i >= 0; i--) stack.push(children[i]);
    }
  }
}
// 数组转树
//需要插入父节点id，pid为null或''，就是找root节点，然后root节点再去找自己的子节点
function array2Tree (data, pid) {
  let res = [];
  data.forEach(item => {
    if (item.parentId === pid) {
      let itemChildren = array2Tree(data, item.id);
      if (itemChildren.length) item.children = itemChildren;
      res.push(item);
    }
  });
  // 菜单数据反转，保持一致
  res.reverse()
  _.each(res, c => {
    if (c.children && c.children.length > 0) {
      c.children.reverse()
    }
  })
  return res;
}

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