// This Source Code is in the Public Domain per: http://unlicense.org
package org.litesoft.GWT.forms.client.nonpublic;

import org.litesoft.GWT.eventbus.client.*;
import org.litesoft.commonfoundation.typeutils.*;
import org.litesoft.ui.def.nonpublic.*;
import org.litesoft.ui.def.nonpublic.support.*;

public class BaseFormComponentHandlerImpl extends AbstractFormInstanceComponentHandlerWithAttributes
        implements BaseFormComponentHandler, RelSubFormTypeHelperParentable
{
    private Integer mFormUniqueID;
    private UberFormInstanceComponentHandler mUberHandler;
    private ChildManager mChildTypes = new ChildManager();

    /**
     * Base (or Root) Form
     */
    public BaseFormComponentHandlerImpl( UberFormInstanceComponentHandler pUberHandler, Integer pFormUniqueID )
    {
        Objects.assertNotNull( "FormUniqueID", mFormUniqueID = pFormUniqueID );
        Objects.assertNotNull( "UberHandler", mUberHandler = pUberHandler );
        getUberHandler().setBaseComponentHandler( this );
    }

    public RelSubFormInstanceComponentHandler createRelSubFormInstanceComponentHandler( UiRelSubFormDef pSubFormDef,
                                                                                        FormMetaData pSubFormMetaData,
                                                                                        SubFormRowCarrier pRowCarrier )
    {
        RelSubFormTypeHelperImpl zTypeHelper = new RelSubFormTypeHelperImpl( this, pSubFormDef, pSubFormMetaData );
        return new RelSubFormInstanceComponentHandlerImpl( this, zTypeHelper, pRowCarrier );
    }

    public FormDataRowKey getFormDataRowKey()
    {
        return null;
    }

    public FormDataRowKey getParentFormDataRowKey()
    {
        return null;
    }

    public RelSubFormTypeHelper getChild( String pRelAttribute )
    {
        return mChildTypes.getChild( pRelAttribute );
    }

    public void addChild( RelSubFormTypeHelper pChildFactory )
    {
        mChildTypes.addChild( pChildFactory );
    }

    public void removeChild( RelSubFormTypeHelper pChildFactory )
    {
        mChildTypes.removeChild( pChildFactory );
    }

    public Integer getFormUniqueID()
    {
        return mFormUniqueID;
    }

    public UberFormInstanceComponentHandler getUberHandler()
    {
        return mUberHandler;
    }

    // Child Component Handler Management
    protected void LLdispose( UberFormInstanceComponentHandler pUberHandler )
    {
        super.LLdispose( pUberHandler );

        pUberHandler.setBaseComponentHandler( null );

        mUberHandler = null;
        mFormUniqueID = null;
        mChildTypes.dispose();
    }

    public boolean setFocus()
    {
        // .......... Execute Left then right!!!
        return mAttributeAdapters.setFocus() || mActionAdapters.setFocus();
    }

    public void captureUserState( String pRootType, ParamMap pParamMap )
    {
        mAttributeAdapters.captureUserState( pRootType, pParamMap );
        // todo: children
    }

    public void restoreUserState( String pRootType, ParamMap pParamMap )
    {
        mAttributeAdapters.restoreUserState( pRootType, pParamMap );
        // todo: children
    }
}