/**
 * DataCleaner (community edition)
 * Copyright (C) 2014 Neopost - Customer Information Management
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.datacleaner.panels.tokenizer;

import org.datacleaner.beans.transform.TokenizerTransformer;
import org.datacleaner.beans.transform.TokenizerTransformer.TokenTarget;
import org.datacleaner.bootstrap.WindowContext;
import org.datacleaner.configuration.DataCleanerConfiguration;
import org.datacleaner.descriptors.ConfiguredPropertyDescriptor;
import org.datacleaner.job.builder.ComponentBuilder;
import org.datacleaner.job.builder.TransformerComponentBuilder;
import org.datacleaner.panels.TransformerComponentBuilderPanel;
import org.datacleaner.panels.TransformerComponentBuilderPresenter;
import org.datacleaner.widgets.properties.PropertyWidget;
import org.datacleaner.widgets.properties.PropertyWidgetFactory;
import org.datacleaner.widgets.properties.SingleEnumPropertyWidget;
import org.datacleaner.widgets.properties.SingleNumberPropertyWidget;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Specialized {@link TransformerComponentBuilderPresenter} for the
 * {@link TokenizerTransformer}.
 *
 * @author Kasper Sørensen
 */
class TokenizerJobBuilderPresenter extends TransformerComponentBuilderPanel {

    private static final long serialVersionUID = 1L;

    private static final Logger logger = LoggerFactory.getLogger(TokenizerJobBuilderPresenter.class);

    private SingleNumberPropertyWidget _numTokensPropertyWidget;
    private SingleEnumPropertyWidget _tokenTargetPropertyWidget;

    public TokenizerJobBuilderPresenter(final TransformerComponentBuilder<?> transformerJobBuilder,
            final WindowContext windowContext, final PropertyWidgetFactory propertyWidgetFactory,
            final DataCleanerConfiguration configuration) {
        super(transformerJobBuilder, windowContext, propertyWidgetFactory, configuration);
    }

    @Override
    protected PropertyWidget<?> createPropertyWidget(final ComponentBuilder componentBuilder,
            final ConfiguredPropertyDescriptor propertyDescriptor) {
        final PropertyWidget<?> propertyWidget = super.createPropertyWidget(componentBuilder, propertyDescriptor);
        final String propertyName = propertyDescriptor.getName();
        if ("Token target".equals(propertyName)) {
            _tokenTargetPropertyWidget = (SingleEnumPropertyWidget) propertyWidget;
            _tokenTargetPropertyWidget.addComboListener(item -> {
                if (_numTokensPropertyWidget == null) {
                    logger.warn("No property widget for 'num tokens' found!");
                    return;
                }
                if (item == TokenTarget.ROWS) {
                    if (!_numTokensPropertyWidget.isSet()) {
                        _numTokensPropertyWidget.onValueTouched(2);
                    }
                    _numTokensPropertyWidget.setEnabled(false);
                } else {
                    _numTokensPropertyWidget.setEnabled(true);
                }
            });

            if (_numTokensPropertyWidget != null && _tokenTargetPropertyWidget.getValue() == TokenTarget.ROWS) {
                _numTokensPropertyWidget.setEnabled(false);
            }
        } else if ("Number of tokens".equals(propertyName)) {
            _numTokensPropertyWidget = (SingleNumberPropertyWidget) propertyWidget;
        }
        return propertyWidget;
    }
}