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/*
 * 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.softlayer.binders;

import static shaded.com.google.common.base.Preconditions.checkArgument;

import org.jclouds.http.HttpRequest;
import org.jclouds.json.Json;
import org.jclouds.rest.Binder;

import shaded.com.google.common.collect.ImmutableList;
import shaded.com.google.common.collect.ImmutableMap;
import shaded.com.google.inject.Inject;
import shaded.com.google.inject.Singleton;

/**
 * Converts a String into a json string for changing the notes property of an instance
 * The string is set into the payload of the HttpRequest
 * 
 */
@Singleton
public class NotesToJson implements Binder {

   private final Json json;

   @Inject
   NotesToJson(Json json) {
      this.json = json;
   }

   @Override
   public  R bindToRequest(R request, Object input) {
      checkArgument(input instanceof String);
      String notes = (String)input;
      request.setPayload(buildJson(notes));
      return request;
   }

   private String buildJson(String notes) {
      return json.toJson(ImmutableMap.of("parameters", ImmutableList.of(ImmutableMap.of("notes", notes))));
   }

}