package org.litesoft.GWT.forms.server.support.mdconstruction;

import org.litesoft.GWT.forms.server.support.*;
import org.litesoft.GWT.forms.server.support.converters.*;
import org.litesoft.GWT.forms.server.support.nonpublic.*;
import org.litesoft.ui.def.nonpublic.support.*;
import org.litesoft.ui_1_5.def.nonpublic.*;

public class FormAMDFactory_Boolean implements FormAttributeMetaDataFactory
{
    public static final FormAttributeMetaDataFactory INSTANCE = new FormAMDFactory_Boolean();

    public AMDconverterPair createAttributeMetaData( CreateAMDParamsPlus pParams )
    {
        String zFormHint = pParams.getHintValue( COMPONENT_FORM );
        if ( pParams.isEditRequired() )
        {
            if ( CF_RADIO_GROUP.equals( zFormHint ) )
            {
                SendableBooleanKeyValuePairConverter converter = createBooleanOptions( pParams );
                return RadioGroupFormAMD.INSTANCE.create( pParams, converter, converter.getEntries() );
            }

            return createCheckBox( pParams );
        }

        SendableBooleanKeyValuePairConverter converter = createBooleanOptions( pParams );
        return ComboBoxFormAMD.INSTANCE.create( pParams, converter, converter.getEntries() );
    }

    private SendableBooleanKeyValuePairConverter createBooleanOptions( CreateAMDParamsPlus pHintSource )
    {
        String value = pHintSource.getHintValue( BOOLEAN_VIEW );
        if ( value != null )
        {
            try
            {
                return new SendableBooleanKeyValuePairConverter( new BooleanViewValues( value ) );
            }
            catch ( IllegalArgumentException e )
            {
                LOGGER.warn.log( e, "Hint '", BOOLEAN_VIEW, "': ", value );
                // Fall Thru
            }
        }
        return SendableBooleanKeyValuePairConverter.DEFAULT;
    }

    private AMDconverterPair createCheckBox( CreateAMDParamsPlus pParams )
    {
        return new AMDconverterPair( SendableBooleanConverter.INSTANCE, //
                                     new CheckBoxMetaData( pParams.getUsage(), pParams.isDisabled(), //
                                                           pParams.getFieldLabel(), // 
                                                           pParams.getFieldTooltip() ) );
    }
}