/**
    * This file Copyright (c) 2019 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.ui.dialog;
  
  import static java.util.stream.Collectors.toMap;
  
  import info.magnolia.objectfactory.ComponentProvider;
  import info.magnolia.ui.availability.AvailabilityChecker;
  import info.magnolia.ui.ValueContext;
  import info.magnolia.ui.dialog.layout.DefaultEditorActionLayoutDefinition;
  import info.magnolia.ui.framework.layout.LayoutDefinition;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.Collection;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import javax.inject.Inject;
  
  import com.vaadin.ui.Component;
  
  /**
   * Simple assembly utility class which populates the controls and actions for
   * action areas of dialogs and editor sub-apps.
   */
  public class EditorActionBar<T> {
  
      private Map<String, Component> labeledControls = new HashMap<>();
      private List<ActionExecution<T>> actionDefinitions = new ArrayList<>();
      private LayoutDefinition<?> layoutDefinition = new DefaultEditorActionLayoutDefinition();
  
      private final ComponentProvider componentProvider;
      private final ValueContext<T> valueContext;
      private final AvailabilityChecker<T> availabilityChecker;
  
      @Inject
      public EditorActionBar(ComponentProvider componentProvider, ValueContext<T> valueContext, AvailabilityChecker<T> availabilityChecker) {
          this.componentProvider = componentProvider;
          this.valueContext = valueContext;
          this.availabilityChecker = availabilityChecker;
      }
  
      public EditorActionBar<T> withLayoutDefinition(LayoutDefinition<?> layoutDefinition) {
          this.layoutDefinition = layoutDefinition;
          return this;
      }
  
      public EditorActionBar<T> withActions(Collection<ActionExecution<T>> definitions) {
          actionDefinitions.addAll(definitions);
          return this;
      }
  
      public EditorActionBar<T> withActions(ActionExecution... definitions) {
          return withActions(Arrays.asList(definitions));
      }
  
      public EditorActionBar<T> withLabeledControl(String label, Component control) {
          this.labeledControls.put(label, control);
          return this;
      }
  
      public Component layout() {
          Map<String, Component> allActionControls = actionDefinitions.stream()
                  .collect(toMap(execution -> execution.getDefinition().getName(),
                          execution ->
                                  componentProvider.newInstance(ActionButton.class, execution, valueContext, availabilityChecker)));
         allActionControls.putAll(labeledControls);
 
         //noinspection unchecked
         return componentProvider.newInstance(layoutDefinition.getImplementationClass()).createLayout(layoutDefinition, allActionControls);
     }
 
 }