How to use @nestjsx/crud-request - 10 common examples

intercept(context: ExecutionContext, next: CallHandler) {
    const req = context.switchToHttp().getRequest();

    try {
      /* istanbul ignore else */
      if (!req[PARSED_CRUD_REQUEST_KEY]) {
        const { ctrlOptions, crudOptions, action } = this.getCrudInfo(context);
        const parser = RequestQueryParser.create();

        parser.parseQuery(req.query);

        if (!isNil(ctrlOptions)) {
          const search = this.getSearch(parser, crudOptions, action, req.params);
          const auth = this.getAuth(parser, crudOptions, req);
          parser.search = auth.or
            ? { $or: [auth.or, { $and: search }] }
            : { $and: [auth.filter, ...search] };
        } else {
          parser.search = { $and: this.getSearch(parser, crudOptions, action) };
        }

        req[PARSED_CRUD_REQUEST_KEY] = this.getCrudRequest(parser, crudOptions);
      }

const convertDataRequestToHTTP = (type, resource, params) => {
    let url = '';
    const options = {};
    switch (type) {
      case GET_LIST: {
        const { page, perPage } = params.pagination;

        const query = RequestQueryBuilder
          .create({
            filter: composeFilter(params.filter),
          })
          .setLimit(perPage)
          .setPage(page)
          .sortBy(params.sort)
          .setOffset((page - 1) * perPage)
          .query();

        url = `${apiUrl}/${resource}?${query}`;

        break;
      }
      case GET_ONE: {
        url = `${apiUrl}/${resource}/${params.id}`;

url = `${apiUrl}/${resource}?${query}`;

        break;
      }
      case GET_MANY_REFERENCE: {
        const { page, perPage } = params.pagination;
        const filter = composeFilter(params.filter);

        filter.push({
          field: params.target,
          operator: CondOperator.EQUALS,
          value: params.id,
        });

        const query = RequestQueryBuilder
          .create({
            filter,
          })
          .sortBy(params.sort)
          .setLimit(perPage)
          .setOffset((page - 1) * perPage)
          .query();

        url = `${apiUrl}/${resource}?${query}`;

        break;
      }
      case UPDATE: {
        url = `${apiUrl}/${resource}/${params.id}`;
        options.method = 'PATCH';
        options.body = JSON.stringify(params.data);