url_keys.sqlx

config { hasOutput: true }
/*
 * Copyright 2019 Google LLC
 *
 * 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.
 */

CREATE OR REPLACE FUNCTION ${self()}(query STRING)
RETURNS ARRAY<STRING>
LANGUAGE js AS """
  ret = []
  try {
    if(query) {
      params = query.split('?')[1].split('&').forEach(function(part) {
        ret.push(part.split('=')[0]);
      });
    }
  }
  catch(err) {}
  return ret;
""";