import { DirectiveBinding } from 'vue';
import { useUserStore } from '@/store';

/**
 * 权限指令,TODO:权限判定按权限点来
 * @param el dom 节点
 * @param binding vue 绑定的数据
 */
function checkPermission(el: HTMLElement, binding: DirectiveBinding) {
  const { value } = binding;
  const userStore = useUserStore();
  const { role } = userStore;

  if (Array.isArray(value)) {
    if (value.length > 0) {
      const permissionValues = value;

      const hasPermission = permissionValues.includes(role);
      if (!hasPermission && el.parentNode) {
        el.parentNode.removeChild(el);
      }
    }
  } else {
    throw new Error(`need roles! Like v-permission="['admin','user']"`);
  }
}

export default {
  mounted(el: HTMLElement, binding: DirectiveBinding) {
    checkPermission(el, binding);
  },
  updated(el: HTMLElement, binding: DirectiveBinding) {
    checkPermission(el, binding);
  },
};
