/*
 *                 Sun Public License Notice
 * 
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 * 
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2004 Sun
 * Microsystems, Inc. All Rights Reserved.
 */
package org.netbeans.modules.refactoring.ui;

import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.jmi.reflect.RefObject;
import javax.swing.JPanel;
import javax.swing.table.DefaultTableModel;
import org.netbeans.modules.refactoring.api.AbstractRefactoring;
import org.netbeans.modules.refactoring.api.EncapsulateFields;
import org.netbeans.modules.refactoring.api.EncapsulateFields.EncapsulateFieldInfo;
import org.netbeans.modules.refactoring.api.Problem;
import org.netbeans.modules.refactoring.api.ui.ParametersPanel;
import org.netbeans.modules.refactoring.api.ui.RefactoringUI;
import org.netbeans.jmi.javamodel.ClassDefinition;
import org.netbeans.jmi.javamodel.Field;
import org.netbeans.jmi.javamodel.JavaClass;
import org.netbeans.jmi.javamodel.Element;
import org.openide.util.HelpCtx;
import org.openide.util.NbBundle;

/**
 *
 *
 * @author  Tomas Hurka
 * @author  Pavel Flaska
 */
public class EncapsulateFieldUI implements RefactoringUI {

    private EncapsulateFieldPanel panel;
    private transient String setter;
    private transient String getter;
    private transient EncapsulateFields refactoring;
    private boolean componentsReady;
    
    /** Creates new form RenamePanelName */
    public EncapsulateFieldUI(Element[] selectedObjects) {
        refactoring = new EncapsulateFields(selectedObjects);
    }
    
    public boolean isQuery() {
        return false;
    }

    public JPanel getPanel(ParametersPanel parent) {
        if (panel == null) {
            if (refactoring.preCheck()==null) {
                parent.setPreviewEnabled(true);
                panel = new EncapsulateFieldPanel(refactoring.getFields(), parent);
            } else {
                panel = new EncapsulateFieldPanel();
            }
        }
        return panel;
    }

    private Problem setParameters(boolean checkOnly) {
        List result = new ArrayList();
        int[] modifiers = panel.getModifiers();
        DefaultTableModel model = panel.getTableModel();
        List rows = model.getDataVector();
        Field[] fields = panel.getAllFields();
        int i = 0;
        for (Iterator rowIt = rows.iterator(); rowIt.hasNext(); i++) {
            List item = (List) rowIt.next();
            if (((Boolean) item.get(0)) == Boolean.TRUE) {
                String getterName = (String) item.get(2);
                String setterName = (String) item.get(3);
                result.add(new EncapsulateFieldInfo(fields[i], getterName, setterName));
            }
        }
        if (checkOnly) {
            refactoring.checkParameters((EncapsulateFieldInfo[]) result.toArray(new EncapsulateFieldInfo[result.size()]), modifiers[0], modifiers[1]);
        } else {
            refactoring.setParameters((EncapsulateFieldInfo[]) result.toArray(new EncapsulateFieldInfo[result.size()]), modifiers[0], modifiers[1]);
        }
        return null;
    }

    public AbstractRefactoring getRefactoring() {
        return refactoring;
    }

    public String getDescription() {
        ClassDefinition decl=((Field) refactoring.getFields()[0]).getDeclaringClass();
        String name=""; // NOI18N
        
        if (decl instanceof JavaClass) 
            name=((JavaClass)decl).getName();
        return new MessageFormat(NbBundle.getMessage(EncapsulateFieldUI.class, "DSC_EncapsulateFields")).format (
                    new Object[] {name}
                );
    }

    public String getName() {
        return NbBundle.getMessage(EncapsulateFieldUI.class, "LBL_EncapsulateFields");
    }
    
    public Problem checkParameters() {
        return setParameters(true);
    }
    
    public Problem setParameters() {
        return setParameters(false);
    }

    public boolean hasParameters() {
        return true;
    }
    
    public HelpCtx getHelpCtx() {
        return new HelpCtx(EncapsulateFieldUI.class);
    }
}