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

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

public class ComboBoxFormAMD {
    public static final ComboBoxFormAMD INSTANCE = new ComboBoxFormAMD();

    public AMDconverterPair create( CreateAMDParamsPlus pParams, FormSendableDataConverter pConverter,
                                    SimpleKeyValuePair[] pMDoptions ) {
        SimpleKeyValuePair optionZero = createNoSendOptionZero( pParams );
        return new AMDconverterPair( pConverter, //
                                     new ComboBoxMetaData( pParams.getUsage(), pParams.isDisabled(), //
                                                           pParams.getFieldLabel(), //
                                                           pParams.getFieldTooltip(), //
                                                           pParams.isRequired(), //
                                                           pParams.getErrorTextForRequired(), //
                                                           optionZero, pMDoptions ) );
    }

    public static SimpleKeyValuePair createNoSendOptionZero( CreateAMDParamsPlus pParams ) {
        if ( pParams.isRequired() ) {
            String value = pParams.getHintValue( UI.Hints.COMBO_REQUIRED_DEFAULT );
            if ( value != null ) {
                return new StringKeyValuePair( value );
            }
        }
        String value = pParams.getHintValue( UI.Hints.COMBO_DEFAULT );
        return (value != null) ? new StringKeyValuePair( value ) : null;
    }
}