/*
 * 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 org.jclouds.openstack.trove.v1.binders;

import java.util.Map;

import org.jclouds.http.HttpRequest;
import org.jclouds.rest.MapBinder;
import org.jclouds.rest.binders.BindToJsonPayload;

import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableMap.Builder;
import com.google.common.collect.ImmutableSet;
import com.google.inject.Inject;

/**
 * @author Zack Shoylev
 */
public class BindCreateDatabaseToJson implements MapBinder {

   @Inject
   private BindToJsonPayload jsonBinder;

   @Override
   public <R extends HttpRequest> R bindToRequest(R request, Map<String, Object> postParams) {
      Builder<String, String> databaseBuilder = ImmutableMap.builder();

      databaseBuilder.put("name", (String) postParams.get("database"));

      if (postParams.get("character_set") != null) {
         databaseBuilder.put("character_set", (String) postParams.get("character_set"));
      }
      if (postParams.get("collate") != null) {
         databaseBuilder.put("collate", (String) postParams.get("collate"));
      }

      return jsonBinder.bindToRequest(request, ImmutableMap.of("databases", ImmutableSet.of(databaseBuilder.build())));
   }

   @Override
   public <R extends HttpRequest> R bindToRequest(R request, Object toBind) {
      throw new IllegalStateException("Create database is a POST operation");
   }
}