package org.litesoft.sandbox.multimodule.client.groupback.top;

import org.litesoft.sandbox.multimodule.client.common.util.*;
import org.litesoft.sandbox.multimodule.client.common.widgets.*;
import org.litesoft.sandbox.multimodule.client.foundation.places.*;
import org.litesoft.sandbox.multimodule.client.foundation.support.*;
import org.litesoft.sandbox.multimodule.client.foundation.widgets.*;

import com.google.gwt.event.dom.client.*;
import com.google.gwt.user.client.ui.*;

public class TopViewImpl implements TopView,
                                    FaceSwitcher
{
    private final DieRotator mDieRotator = new DieRotator( this );
    private final EnumPlaces mCenter = EnumPlaces.Top;
    private final Widget mAsWidget;
    private Presenter mPresenter;
    private Long mLuckyId;

    public TopViewImpl()
    {
        String zSection = "BackGroup";
        VerticalPanel zPanel = new VerticalPanel();
        zPanel.setHorizontalAlignment( HasHorizontalAlignment.ALIGN_CENTER );
        zPanel.add( UtilsGwt.horizontal( new Label( "" + mCenter ), new Spacer().width( 10 ), new HelpWidget( zSection, "" + mCenter ) ) );
        zPanel.add( mDieRotator );
        zPanel.add( UtilsGwt.horizontal( new Spacer().width( 50 ), //
                                         new Button( "Home", createHomeClickHandler() ), //
                                         new Spacer().width( 220 ), //
                                         new HelpWidget( zSection, "Lucky" ), //
                                         new Spacer().width( 10 ), //
                                         new Button( "Feeling Lucky", createFeelingLuckyClickHandler() ) ) );
        mAsWidget = zPanel;
    }

    private ClickHandler createHomeClickHandler()
    {
        return new ClickHandler()
        {
            @Override
            public void onClick( ClickEvent event )
            {
                switchTo( EnumPlaces.Home );
            }
        };
    }

    private ClickHandler createFeelingLuckyClickHandler()
    {
        return new ClickHandler()
        {
            @Override
            public void onClick( ClickEvent event )
            {
                switchTo( EnumPlaces.deNull( mLuckyId, mCenter.getOppositeFace() ) );
            }
        };
    }

    @Override
    public void setPresenter( Presenter pPresenter )
    {
        mDieRotator.setDie( (mPresenter = pPresenter).getDie() );
    }

    @Override
    public void setLuckyId( Long pLuckyId )
    {
        mLuckyId = pLuckyId;
    }

    @Override
    public Widget asWidget()
    {
        return mAsWidget;
    }

    @Override
    public void switchTo( EnumPlaces pPlace )
    {
        mPresenter.goTo( EnumPlaces.createPlace( pPlace, (long) mCenter.getOppositeFace().ordinal() ) );
    }
}