/*
 * Copyright 2009-2017 the original author or authors.
 *
 * 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 org.codehaus.groovy.eclipse.quickassist;

import org.codehaus.groovy.eclipse.refactoring.core.extract.ExtractGroovyConstantRefactoring;
import org.codehaus.jdt.groovy.model.GroovyCompilationUnit;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.internal.corext.util.JdtFlags;
import org.eclipse.jdt.internal.ui.JavaPluginImages;
import org.eclipse.jdt.ui.text.java.IInvocationContext;

/**
 * Quick Assist for extracting expression to a constant. Delegates the logic to {@link ExtractGroovyConstantRefactoring}.
 */
public class ExtractToConstantProposal extends TextRefactoringProposal {

    public ExtractToConstantProposal(IInvocationContext context) {
        super(context, new ExtractGroovyConstantRefactoring((GroovyCompilationUnit) context.getCompilationUnit(), context.getSelectionOffset(), context.getSelectionLength()));
        ExtractGroovyConstantRefactoring extractToConstantRefactoring = (ExtractGroovyConstantRefactoring) refactoring;
        extractToConstantRefactoring.setConstantName(extractToConstantRefactoring.guessConstantName());
        extractToConstantRefactoring.setVisibility(JdtFlags.VISIBILITY_STRING_PACKAGE);
        extractToConstantRefactoring.setReplaceAllOccurrences(false);
    }

    public ExtractToConstantProposal(IInvocationContext context, boolean all) {
        this(context);
        ExtractGroovyConstantRefactoring extractToConstantRefactoring = (ExtractGroovyConstantRefactoring) refactoring;
        extractToConstantRefactoring.setReplaceAllOccurrences(all);
    }

    @Override
    public String getAdditionalProposalInfo() {
        try {
            return ((ExtractGroovyConstantRefactoring) refactoring).getConstantSignaturePreview();
        } catch (JavaModelException e) {
            return getDisplayString();
        }
    }

    @Override
    protected String getImageBundleLocation() {
        return JavaPluginImages.IMG_CORRECTION_LOCAL;
    }
}