/*
 * Copyright (c) 2011, Lukas Gross
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * * Neither the name of the jo-widgets.org nor the
 *   names of its contributors may be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL jo-widgets.org BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */

package org.jowidgets.spi.impl.dummy.widgets;

import java.util.ArrayList;
import java.util.List;

import org.jowidgets.common.widgets.factory.IGenericWidgetFactory;
import org.jowidgets.spi.impl.dummy.ui.UIDComponent;
import org.jowidgets.spi.impl.dummy.ui.UIDTabFolder;
import org.jowidgets.spi.impl.dummy.ui.UIDTabItem;
import org.jowidgets.spi.widgets.ITabFolderSpi;
import org.jowidgets.spi.widgets.ITabItemSpi;
import org.jowidgets.spi.widgets.setup.ITabFolderSetupSpi;
import org.jowidgets.spi.widgets.setup.ITabItemSetupSpi;
import org.jowidgets.util.Assert;
import org.jowidgets.util.TypeCast;

public class TabFolderImpl extends DummyControl implements ITabFolderSpi {

    private final IGenericWidgetFactory factory;
    private final List<TabItemImpl> items;

    public TabFolderImpl(final IGenericWidgetFactory factory, final ITabFolderSetupSpi setup) {
        super(new UIDTabFolder());
        this.factory = factory;
        getUiReference().setTabsCloseable(setup.isTabsCloseable());
        getUiReference().setTabPlacement(setup.getTabPlacement());
        items = new ArrayList<TabItemImpl>();
    }

    @Override
    public UIDTabFolder getUiReference() {
        return (UIDTabFolder) super.getUiReference();
    }

    @Override
    public void removeItem(final int index) {
        getUiReference().remove(index);
        items.remove(index);
    }

    @Override
    public void setSelectedItem(final int index) {
        UIDTabItem tmp;
        for (final UIDComponent comp : getUiReference().getComponents()) {
            tmp = (UIDTabItem) comp;
            tmp.setSelected(false);
        }
        tmp = (UIDTabItem) getUiReference().getComponents().get(index);
        tmp.setSelected(true);
        final TabItemImpl tabItemImpl = items.get(index);
        if (tabItemImpl != null) {
            tabItemImpl.fireSelectionStateChanged();
        }
    }

    @Override
    public int getSelectedIndex() {
        for (int i = 0; i < getUiReference().getComponents().size(); i++) {
            final UIDTabItem comp = (UIDTabItem) getUiReference().getComponents().get(i);
            if (comp.isSelected()) {
                return i;
            }
        }
        // no item selected
        return -1;
    }

    @Override
    public ITabItemSpi addItem(final ITabItemSetupSpi setup) {
        final TabItemImpl tabItemImpl = new TabItemImpl(factory, getUiReference(), getUiReference().isTabsCloseable());
        items.add(tabItemImpl);
        return tabItemImpl;
    }

    @Override
    public ITabItemSpi addItem(final int index, final ITabItemSetupSpi setup) {
        final TabItemImpl tabItemImpl = new TabItemImpl(factory, getUiReference(), getUiReference().isTabsCloseable());
        getUiReference().add(tabItemImpl.getUiReference(), index);
        items.add(index, tabItemImpl);
        return tabItemImpl;
    }

    @Override
    public void detachItem(final ITabItemSpi item) {
        Assert.paramNotNull(item, "item");
        final TabItemImpl result = TypeCast.toType(item, TabItemImpl.class);
        if (items.contains(result.getUiReference())) {
            throw new IllegalArgumentException("Item is not attached to this folder");
        }
        if (result.isDetached()) {
            throw new IllegalArgumentException("Item is not detached");
        }
        result.detach();
        items.remove(result);
    }

    @Override
    public void attachItem(final ITabItemSpi item) {
        Assert.paramNotNull(item, "item");
        final TabItemImpl result = TypeCast.toType(item, TabItemImpl.class);
        if (!result.isDetached()) {
            throw new IllegalArgumentException("Item is not detached");
        }
        result.attachItem(getUiReference().isTabsCloseable(), null);
        items.add(result);
    }

    @Override
    public void attachItem(final int index, final ITabItemSpi item) {
        Assert.paramNotNull(item, "item");
        final TabItemImpl result = TypeCast.toType(item, TabItemImpl.class);
        if (!result.isDetached()) {
            throw new IllegalArgumentException("Item is not detached");
        }
        result.attachItem(getUiReference().isTabsCloseable(), Integer.valueOf(index));
        items.add(index, result);
    }
}