import fs from "node:fs";

const overrides = JSON.parse(fs.readFileSync(new URL("../resources/catalog-overrides.json", import.meta.url), "utf8"));

/** 把本项目已实现的参数契约覆盖到派生目录，避免重新生成时恢复旧的错误元数据。 */
export function applyCatalogOverrides(catalog) {
  for (const component of catalog.components) {
    const override = overrides[component.id];
    if (!override) continue;
    const { fields = {}, removeFields = [], ...metadata } = override;
    Object.assign(component, metadata);
    component.fields = component.fields.filter(field => !removeFields.includes(field.key))
      .map(field => ({ ...field, ...fields[field.key] }));
  }
  catalog.counts.fields = catalog.components.reduce((count, component) => count + component.fields.length, 0);
  return catalog;
}