content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.
   */
  package com.datastax.oss.driver.internal.querybuilder.schema;
  
  import edu.umd.cs.findbugs.annotations.NonNull;
  import java.util.Map;
  
  public class OptionsUtils {
    @NonNull
    public static String buildOptions(@NonNull Map<String, Object> options, boolean first) {
      StringBuilder builder = new StringBuilder();
      for (Map.Entry<String, Object> option : options.entrySet()) {
        if (first) {
          builder.append(" WITH ");
          first = false;
        } else {
          builder.append(" AND ");
        }
        String value = OptionsUtils.extractOptionValue(option.getValue());
        builder.append(option.getKey()).append("=").append(value);
      }
      return builder.toString();
    }
  
    @NonNull
    private static String extractOptionValue(@NonNull Object option) {
      StringBuilder optionValue = new StringBuilder();
      if (option instanceof String) {
        optionValue.append("'").append((String) option).append("'");
      } else if (option instanceof Map) {
        @SuppressWarnings("unchecked")
        Map<String, Object> optionMap = (Map<String, Object>) option;
        boolean first = true;
        optionValue.append("{");
        for (Map.Entry<String, Object> subOption : optionMap.entrySet()) {
          if (first) {
            first = false;
          } else {
            optionValue.append(",");
          }
          optionValue
              .append("'")
              .append(subOption.getKey())
              .append("':")
              .append(extractOptionValue(subOption.getValue()));
        }
        optionValue.append("}");
      } else {
        optionValue.append(option);
      }
      return optionValue.toString();
    }
  }
  