lowcode-engine/packages/vision-polyfill/src/props-reducers/downgrade-schema-reducer.ts

import {
  isPlainObject,
} from '@ali/lowcode-utils';
import { isJSExpression, isJSSlot } from '@ali/lowcode-types';

export function compatibleReducer(props: any) {
  if (!props || !isPlainObject(props)) {
    return props;
  }
  // 为了能降级到老版本，建议在后期版本去掉以下代码
  if (isJSSlot(props)) {
    return {
      type: 'JSBlock',
      value: {
        componentName: 'Slot',
        children: props.value,
        props: {
          slotTitle: props.title,
          slotName: props.name,
        },
      },
    };
  }
  if (isJSExpression(props) && !props.events) {
    return {
      type: 'variable',
      value: props.mock,
      variable: props.value,
    };
  }
  const newProps: any = {};
  Object.entries<any>(props).forEach(([key, val]) => {
    newProps[key] = compatibleReducer(val);
  });
  return newProps;
}