// Copyright (C) 2013 The Android Open Source Project
//
// 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.
package com.googlesource.gerrit.plugins.hooks.rtc.workitems;

import java.lang.reflect.Type;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParseException;
import com.googlesource.gerrit.plugins.hooks.rtc.api.AbstractDeserializer;

public class RtcWorkflowActionDeserializer extends AbstractDeserializer implements JsonDeserializer<RtcWorkflowAction> {

  @Override
  public RtcWorkflowAction deserialize(JsonElement json, Type typeOfT,
      JsonDeserializationContext context) throws JsonParseException {
    
    JsonObject root = json.getAsJsonObject();

    final String rdf = extractRdf(root);
    final String id = extractString(root, "dc:identifier");
    final String title = extractString(root, "dc:title");
    RtcWorkflowAction result = new RtcWorkflowAction(rdf, id, title);
    result.resultStateRdf = extractRdf(root.get("rtc_cm:resultState").getAsJsonObject());
    
    return result;
  }
}