tobago-core/src/main/java/org/apache/myfaces/tobago/internal/renderkit/renderer/BoxRenderer.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.myfaces.tobago.internal.renderkit.renderer;

import org.apache.myfaces.tobago.component.Facets;
import org.apache.myfaces.tobago.context.Markup;
import org.apache.myfaces.tobago.internal.component.AbstractUIBox;
import org.apache.myfaces.tobago.internal.util.HtmlRendererUtils;
import org.apache.myfaces.tobago.internal.util.RenderUtils;
import org.apache.myfaces.tobago.model.CollapseMode;
import org.apache.myfaces.tobago.renderkit.css.BootstrapClass;
import org.apache.myfaces.tobago.renderkit.css.TobagoClass;
import org.apache.myfaces.tobago.renderkit.html.HtmlAttributes;
import org.apache.myfaces.tobago.renderkit.html.HtmlElements;
import org.apache.myfaces.tobago.util.ComponentUtils;
import org.apache.myfaces.tobago.webapp.TobagoResponseWriter;

import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import java.io.IOException;

public class BoxRenderer<T extends AbstractUIBox> extends CollapsiblePanelRendererBase<T> {

  @Override
  public void encodeBeginInternal(final FacesContext facesContext, final T component) throws IOException {

    final TobagoResponseWriter writer = getResponseWriter(facesContext);
    final Markup markup = component.getMarkup();
    final boolean collapsed = component.isCollapsed();

    writer.startElement(HtmlElements.TOBAGO_BOX);
    writer.writeClassAttribute(
        BootstrapClass.CARD,
        collapsed ? TobagoClass.COLLAPSED : null,
        component.getCustomClass(),
        markup != null && markup.contains(Markup.SPREAD) ? TobagoClass.SPREAD : null);
    final String clientId = component.getClientId(facesContext);
    writer.writeIdAttribute(clientId);
    final String title = HtmlRendererUtils.getTitleFromTipAndMessages(facesContext, component);
    if (title != null) {
      writer.writeAttribute(HtmlAttributes.TITLE, title, true);
    }
    HtmlRendererUtils.writeDataAttributes(facesContext, writer, component);

    if (component.getCollapsedMode() != CollapseMode.none) {
      encodeHidden(writer, clientId, collapsed);
    }

    final UIComponent labelFacet = ComponentUtils.getFacet(component, Facets.label);
    final String labelString = component.getLabel();
    final UIComponent bar = ComponentUtils.getFacet(component, Facets.bar);
    if (labelFacet != null || labelString != null || bar != null) {
      writer.startElement(HtmlElements.DIV);
      writer.writeClassAttribute(BootstrapClass.CARD_HEADER, TobagoClass.BOX__HEADER);

      writer.startElement(HtmlElements.H3);
      if (labelFacet != null) {
        for (final UIComponent child : RenderUtils.getFacetChildren(labelFacet)) {
          child.encodeAll(facesContext);
        }
      } else if (labelString != null) {
        writer.writeText(labelString);
      }
      writer.endElement(HtmlElements.H3);
      if (bar != null) {
        bar.encodeAll(facesContext);
      }

      writer.endElement(HtmlElements.DIV);
    }

    writer.startElement(HtmlElements.DIV);
    writer.writeClassAttribute(BootstrapClass.CARD_BODY);
  }

  @Override
  public void encodeEndInternal(final FacesContext facesContext, final T component) throws IOException {
    final TobagoResponseWriter writer = getResponseWriter(facesContext);
    writer.endElement(HtmlElements.DIV);
    writer.endElement(HtmlElements.TOBAGO_BOX);
  }
}