/*******************************************************************************
 * Copyright (c) 2008, 2012 Oracle. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0, which accompanies this distribution
 * and is available at http://www.eclipse.org/legal/epl-v10.html.
 *
 * Contributors:
 *     Oracle - initial API and implementation
 ******************************************************************************/
package org.eclipse.jpt.jpa.eclipselink.ui.internal.details;

import org.eclipse.jpt.common.ui.WidgetFactory;
import org.eclipse.jpt.common.ui.internal.widgets.Pane;
import org.eclipse.jpt.common.utility.internal.model.value.PropertyAspectAdapter;
import org.eclipse.jpt.common.utility.internal.model.value.TransformationPropertyValueModel;
import org.eclipse.jpt.common.utility.model.value.PropertyValueModel;
import org.eclipse.jpt.jpa.core.context.BasicMapping;
import org.eclipse.jpt.jpa.core.context.Converter;
import org.eclipse.jpt.jpa.core.context.BaseEnumeratedConverter;
import org.eclipse.jpt.jpa.core.context.LobConverter;
import org.eclipse.jpt.jpa.core.context.BaseTemporalConverter;
import org.eclipse.jpt.jpa.eclipselink.core.context.EclipseLinkBasicMapping;
import org.eclipse.jpt.jpa.eclipselink.core.context.EclipseLinkConvert;
import org.eclipse.jpt.jpa.eclipselink.core.context.EclipseLinkConverterContainer;
import org.eclipse.jpt.jpa.eclipselink.core.context.EclipseLinkMutable;
import org.eclipse.jpt.jpa.ui.internal.details.AbstractBasicMappingComposite;
import org.eclipse.jpt.jpa.ui.internal.details.ColumnComposite;
import org.eclipse.jpt.jpa.ui.internal.details.EnumTypeComposite;
import org.eclipse.jpt.jpa.ui.internal.details.FetchTypeComposite;
import org.eclipse.jpt.jpa.ui.internal.details.JptUiDetailsMessages;
import org.eclipse.jpt.jpa.ui.internal.details.OptionalComposite;
import org.eclipse.jpt.jpa.ui.internal.details.TemporalTypeComposite;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;

/**
 * Here the layout of this pane:
 * <pre>
 * -----------------------------------------------------------------------------
 * | ------------------------------------------------------------------------- |
 * | |                                                                       | |
 * | | ColumnComposite                                                       | |
 * | |                                                                       | |
 * | ------------------------------------------------------------------------- |
 * | ------------------------------------------------------------------------- |
 * | |                                                                       | |
 * | | FetchTypeComposite                                                    | |
 * | |                                                                       | |
 * | ------------------------------------------------------------------------- |
 * | ------------------------------------------------------------------------- |
 * | |                                                                       | |
 * | | TemporalTypeComposite                                                 | |
 * | |                                                                       | |
 * | ------------------------------------------------------------------------- |
 * | ------------------------------------------------------------------------- |
 * | |                                                                       | |
 * | | EnumTypeComposite                                                     | |
 * | |                                                                       | |
 * | ------------------------------------------------------------------------- |
 * | ------------------------------------------------------------------------- |
 * | |                                                                       | |
 * | | OptionalComposite                                                     | |
 * | |                                                                       | |
 * | ------------------------------------------------------------------------- |
 * | ------------------------------------------------------------------------- |
 * | |                                                                       | |
 * | | MutableComposite                                                      | |
 * | |                                                                       | |
 * | ------------------------------------------------------------------------- |
 * | ------------------------------------------------------------------------- |
 * | |                                                                       | |
 * | | LobComposite                                                          | |
 * | |                                                                       | |
 * | ------------------------------------------------------------------------- |
 * -----------------------------------------------------------------------------</pre>
 *
 * @see BasicMapping
 * @see ColumnComposite
 * @see EnumTypeComposite
 * @see FetchTypeComposite
 * @see LobComposite
 * @see OptionalComposite
 * @see TemporalTypeComposite
 *
 * @version 3.2
 * @since 2.1
 */
public abstract class EclipseLinkBasicMappingComposite<T extends BasicMapping> extends AbstractBasicMappingComposite<T>
{
	/**
	 * Creates a new <code>BasicMappingComposite</code>.
	 *
	 * @param subjectHolder The holder of the subject <code>IBasicMapping</code>
	 * @param parent The parent container
	 * @param widgetFactory The factory used to create various common widgets
	 */
	protected EclipseLinkBasicMappingComposite(PropertyValueModel<? extends T> subjectHolder,
	                             Composite parent,
	                             WidgetFactory widgetFactory) {

		super(subjectHolder, parent, widgetFactory);
	}

	@Override
	protected void initializeBasicSection(Composite container) {
		new ColumnComposite(this, buildColumnHolder(), container);
		new FetchTypeComposite(this, container);
		new OptionalComposite(this, addSubPane(container, 4));
		new EclipseLinkMutableComposite(this, buildMutableHolder(), container);
	}
	
	@Override
	protected void initializeTypeSection(Composite container) {
		((GridLayout) container.getLayout()).numColumns = 2;

		// No converter
		Button noConverterButton = addRadioButton(
			container, 
			JptUiDetailsMessages.TypeSection_default, 
			buildConverterBooleanHolder(null), 
			null);
		((GridData) noConverterButton.getLayoutData()).horizontalSpan = 2;
		
		// Lob
		Button lobButton = addRadioButton(
			container, 
			JptUiDetailsMessages.TypeSection_lob, 
			buildConverterBooleanHolder(LobConverter.class), 
			null);
		((GridData) lobButton.getLayoutData()).horizontalSpan = 2;
		
		PropertyValueModel<Converter> converterHolder = buildConverterHolder();
		// Temporal
		addRadioButton(
			container, 
			JptUiDetailsMessages.TypeSection_temporal, 
			buildConverterBooleanHolder(BaseTemporalConverter.class), 
			null);
		registerSubPane(new TemporalTypeComposite(buildTemporalConverterHolder(converterHolder), container, getWidgetFactory()));
		
		
		// Enumerated
		addRadioButton(
			container, 
			JptUiDetailsMessages.TypeSection_enumerated, 
			buildConverterBooleanHolder(BaseEnumeratedConverter.class), 
			null);
		registerSubPane(new EnumTypeComposite(buildEnumeratedConverterHolder(converterHolder), container, getWidgetFactory()));

		// EclipseLink Converter
		Button elConverterButton = addRadioButton(
			container, 
			EclipseLinkUiDetailsMessages.TypeSection_converted, 
			buildConverterBooleanHolder(EclipseLinkConvert.class), 
			null);
		((GridData) elConverterButton.getLayoutData()).horizontalSpan = 2;

		Pane<EclipseLinkConvert> convertComposite = buildConvertComposite(buildEclipseLinkConverterHolder(converterHolder), container);
		GridData gridData = (GridData) convertComposite.getControl().getLayoutData();
		gridData.horizontalSpan = 2;
		gridData.horizontalIndent = 20;
		registerSubPane(convertComposite);
	}

	protected Pane<EclipseLinkConvert> buildConvertComposite(PropertyValueModel<EclipseLinkConvert> convertHolder, Composite container) {
		return new EclipseLinkConvertComposite(convertHolder, container, getWidgetFactory());
	}
	
	protected PropertyValueModel<EclipseLinkMutable> buildMutableHolder() {
		return new PropertyAspectAdapter<T, EclipseLinkMutable>(getSubjectHolder()) {
			@Override
			protected EclipseLinkMutable buildValue_() {
				return ((EclipseLinkBasicMapping) this.subject).getMutable();
			}
		};
	}
	
	protected PropertyValueModel<EclipseLinkConvert> buildEclipseLinkConverterHolder(PropertyValueModel<Converter> converterHolder) {
		return new TransformationPropertyValueModel<Converter, EclipseLinkConvert>(converterHolder) {
			@Override
			protected EclipseLinkConvert transform_(Converter converter) {
				return converter.getType() == EclipseLinkConvert.class ? (EclipseLinkConvert) converter : null;
			}
		};
	}

	protected void initializeConvertersCollapsibleSection(Composite container) {
		container = addCollapsibleSection(
			container,
			EclipseLinkUiDetailsMessages.EclipseLinkTypeMappingComposite_converters
		);
		initializeConvertersSection(container, this.buildConverterHolderValueModel());
	}

	protected void initializeConvertersSection(Composite container, PropertyValueModel<EclipseLinkConverterContainer> converterHolder) {
		new EclipseLinkConvertersComposite(this, converterHolder, container);
	}

	protected PropertyValueModel<EclipseLinkConverterContainer> buildConverterHolderValueModel() {
		return new PropertyAspectAdapter<T, EclipseLinkConverterContainer>(getSubjectHolder()) {
			@Override
			protected EclipseLinkConverterContainer buildValue_() {
				return ((EclipseLinkBasicMapping) this.subject).getConverterContainer();
			}
		};
	}
}