app_vue2/use/layout/Menus/admin2iosMenu.ts

import {ItemMenu, ItemsMenu, Menu} from "~/types/interfaces";
import BaseMenu from "~/use/layout/Menus/baseMenu";
import {NuxtConfig} from "@nuxt/types/config";
import {Ability} from "@casl/ability";

/**
 * @category Use/layout/Menus
 * @class Admin2iosMenu
 * Classe pour la construction du Menu Admin 2IOS
 */
class Admin2iosMenu extends BaseMenu implements Menu{
  private $ability:Ability;

  /**
   * @constructor
   * Initialisation des services issues du context
   */
  constructor($config:NuxtConfig, $ability:Ability) {
    super($config)
    this.$ability = $ability
  }

  /**
   * Construit le menu Administration 2ios ou null si aucune page accessible
   * @return {ItemMenu | null}
   */
  getMenu():ItemMenu | null {
    const children:ItemsMenu = [];

    if (this.$ability.can('display', 'all_accesses_page')) {
      children.push(this.constructMenu('all_accesses', 'fa-users',  '/all_accesses/list/', true))
    }

    if (this.$ability.can('display', 'all_organizations_page')) {
      children.push(this.constructMenu('all_organizations', 'fa-building',  '/organization_params/list/', true))
    }

    if (this.$ability.can('display', 'tips_page')) {
      children.push(this.constructMenu('tips', 'fa-info-circle',  '/tips/list/', true))
    }

    if (this.$ability.can('display', 'dgv_page')) {
      children.push(this.constructMenu('dgv', 'fa-house-damage',  '/admin2ios/dgv', true))
    }

    if (this.$ability.can('display', 'cmf_cotisation_page')) {
      children.push(this.constructMenu('cmf_cotisation', 'fa-info-circle',  '/admin2ios/cotisationcmf', true))
    }

    if (this.$ability.can('display', 'right_page')) {
      children.push(this.constructMenu('right_menu', 'fa-balance-scale-right',  '/admin2ios/right', true))
    }

    if (this.$ability.can('display', 'tree_page')) {
      children.push(this.constructMenu('tree_menu', 'fa-sitemap',  '/admin2ios/tree', true))
    }

    if(children.length === 1){
      return children[0];
    }
    return children.length > 0 ? this.constructMenu('admin2ios', 'fa-sitemap', undefined, undefined, children) : null;
  }
}

export const getAdmin2iosMenu = ($config:NuxtConfig, $ability:Ability) => new Admin2iosMenu($config, $ability).getMenu()