content: /*
   *  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.causeway.viewer.wicket.ui.components.table.head;
  
  import org.apache.wicket.extensions.ajax.markup.html.repeater.data.table.AjaxFallbackHeadersToolbar;
  import org.apache.wicket.extensions.markup.html.repeater.data.sort.ISortStateLocator;
  import org.apache.wicket.extensions.markup.html.repeater.data.sort.SortOrder;
  import org.apache.wicket.markup.html.WebMarkupContainer;
  
  import org.apache.causeway.commons.internal.base._Casts;
  import org.apache.causeway.core.config.CausewayConfiguration;
  import org.apache.causeway.viewer.wicket.model.hints.UiHintContainer;
  import org.apache.causeway.viewer.wicket.model.models.UiObjectWkt;
  import org.apache.causeway.viewer.wicket.ui.components.collection.present.ajaxtable.CollectionContentsSortableDataProvider;
  import org.apache.causeway.viewer.wicket.ui.components.table.DataTableWithPagesAndFilter;
  import org.apache.causeway.viewer.wicket.ui.util.Wkt;
  
  /**
   * Adapted from Wicket's own {@link AjaxFallbackHeadersToolbar}.
   */
  public class HeadersToolbar
  extends HeadersToolbarAbstract<String> {
  
      private static final long serialVersionUID = 1L;
      private final CollectionContentsSortableDataProvider singleSortStateLocator;
      private DataTableWithPagesAndFilter<?, String> table;
  
      /**
       * @param table data-table this tool-bar is attached to
       */
      public HeadersToolbar(
              final DataTableWithPagesAndFilter<?, String> table,
              final CollectionContentsSortableDataProvider singleSortStateLocator,
              final CausewayConfiguration.Viewer.Wicket wicketConfig) {
          super(table, _Casts.uncheckedCast(singleSortStateLocator), wicketConfig);
          this.table = table;
          this.singleSortStateLocator = singleSortStateLocator;
          Wkt.ajaxEnable(table);
      }
  
      @Override
      protected WebMarkupContainer newSortableHeader(final String borderId, final String property,
              final ISortStateLocator<String> locator) {
          return new OrderByBorder<String>(borderId, table, property, locator);
      }
  
      @Override
      protected void onConfigure() {
          super.onConfigure();
          honorSortOrderHints();
      }
  
      // -- HELPER
  
      private void honorSortOrderHints() {
          var uiHintContainer = getUiHintContainer();
          if(uiHintContainer == null) return;
  
          for (SortOrder sortOrder : SortOrder.values()) {
              String property = uiHintContainer.getHint(table, sortOrder.name());
              if(property != null) {
                  singleSortStateLocator.getSortState().setPropertySortOrder(property, sortOrder);
              }
          }
      }
  
      private UiHintContainer getUiHintContainer() {
          return UiHintContainer.Util.hintContainerOf(this, UiObjectWkt.class);
      }
  
  }
  