package org.litesoft.prioritizer.client.ui.views;

import org.litesoft.GWT.client.*;
import org.litesoft.GWT.client.command.*;
import org.litesoft.GWT.client.view.*;
import org.litesoft.core.*;
import org.litesoft.prioritizer.client.*;
import org.litesoft.prioritizer.client.boviews.*;
import org.litesoft.uispecification.*;

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

import static org.litesoft.uispecification.FormWidgetCtrl.*;

public abstract class AbstractPrioritizerscreenView extends ScreenView implements LogoutCallBack,
                                                                                  SuspendCallBack
{
    protected AbstractPrioritizerscreenView()
    {
        super();
    }

    protected AbstractPrioritizerscreenView( String pSection, ViewDef pViewDef )
    {
        super( pSection, pViewDef );
    }

    protected AbstractPrioritizerscreenView( String pSection, String pViewSubTitle )
    {
        super( pSection, pViewSubTitle );
    }

    protected void addStandardTitleBar()
    {
        styleTitleBar();
        addHome();
        addLogout();
    }

    protected void addLogout()
    {
        addLogout( new ClickHandler()
        {
            @Override
            public void onClick( ClickEvent event )
            {
                logoutButtonClicked();
            }
        } );
    }

    protected void logoutButtonClicked()
    {
        if ( UtilsGwt.wasAltKeyDownOnCurrentEvent() )
        {
            switchUserRequested();
        }
        else
        {
            logoutRequested();
        }
    }

    protected void switchUserRequested()
    {
        new DialogViewDialog( ClientContext.get().get( LoginDialogViewFactory.class ).createDialog( true, createLoginOnSuccessCommand() ) ).show();
    }

    private Command createLoginOnSuccessCommand()
    {
        return new Command()
        {
            @Override
            public void execute()
            {
                refreshPage();
            }
        };
    }

    @Override
    public void refreshPage()
    {
        if ( mViewDef == null )
        {
            new ShowScreenCommand( ViewDefs.HOME ).execute();
        }
        else
        {
            new ShowScreenCommand( mViewDef, createRefreshParams() ).execute();
        }
    }

    abstract protected UriFragmentIdParams createRefreshParams();

    protected void logoutRequested()
    {
        new LogoutSuspendDialog( this, this ).show();
    }

    @Override
    public void logoutConfirmed()
    {
        UserViewDataProvider.getInstance().logoutUser();
        new ShowScreenCommand( ViewDefs.HOME ).execute();
    }

    @Override
    public void suspendRequested()
    {
        new DialogViewDialog( new SuspendDialog<UserView>( this ) ).show();
    }

    protected FormWidgetCtrl userViewable( boolean pFlag )
    {
        return pFlag ? VISIBLE_BUT_DISABLED : HIDDEN;
    }

    protected FormWidgetCtrl userEditable( boolean pFlag )
    {
        return pFlag ? EDIT_ONLY : HIDDEN;
    }
}