/*
 * Tencent is pleased to support the open source community by making TMagicEditor available.
 *
 * Copyright (C) 2025 Tencent.  All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { ComponentInternalInstance, getCurrentInstance, inject, watch } from 'vue';

import { FormState } from '../schema';

export const useAddField = (prop?: string) => {
  if (!prop) return;
  const mForm = inject<FormState | null>('mForm');
  const instance = getCurrentInstance() as ComponentInternalInstance;
  watch(
    () => instance?.proxy,
    (vm) => {
      if (vm) {
        mForm?.setField(prop, vm);
      } else {
        mForm?.deleteField(prop);
      }
    },
    {
      immediate: true,
    },
  );
};