async getMenus() {
const allMenus = await new AuthorityService(bizServiceURL).getUserResources();
const draftMenu = allMenus.find((v) => v.pathCode === resouceCode);
const arr = draftMenu.children.map(item => item.children);
this.processList = flattenDeep(arr);
}
flattenDeep是lodash中数组扁平化的方法