/*
 * Copyright (c) 2014, the Dart project authors.
 * 
 * Licensed under the Eclipse Public License v1.0 (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.eclipse.org/legal/epl-v10.html
 * 
 * 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.google.dart.tools.ui.internal.refactoring;

import org.dartlang.analysis.server.protocol.ExtractLocalVariableFeedback;
import org.dartlang.analysis.server.protocol.ExtractLocalVariableOptions;
import org.dartlang.analysis.server.protocol.RefactoringFeedback;
import org.dartlang.analysis.server.protocol.RefactoringKind;
import org.dartlang.analysis.server.protocol.RefactoringOptions;

/**
 * LTK wrapper around Analysis Server 'Extract Local' refactoring.
 * 
 * @coverage dart.editor.ui.refactoring.ui
 */
public class ServerExtractLocalRefactoring extends ServerRefactoring {
  private ExtractLocalVariableOptions options = new ExtractLocalVariableOptions("name", true);
  private boolean hasSeveralOccurrences;

  private String[] names;

  public ServerExtractLocalRefactoring(String file, int offset, int length) {
    super(RefactoringKind.EXTRACT_LOCAL_VARIABLE, "Extract Local", file, offset, length);
  }

  public String[] getNames() {
    return names;
  }

  public boolean hasSeveralOccurrences() {
    return hasSeveralOccurrences;
  }

  public void setExtractAll(boolean extractAll) {
    options.setExtractAll(extractAll);
  }

  public void setName(String name) {
    options.setName(name);
    setOptions(true);
  }

  @Override
  protected RefactoringOptions getOptions() {
    return options;
  }

  @Override
  protected void setFeedback(RefactoringFeedback _feedback) {
    ExtractLocalVariableFeedback feedback = (ExtractLocalVariableFeedback) _feedback;
    hasSeveralOccurrences = feedback.getOffsets().length > 1;
    names = toStringArray(feedback.getNames());
  }
}