/*
    * 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.syncope.client.console.wizards.any;
  
  import java.io.Serializable;
  import java.util.List;
  import java.util.Optional;
  import org.apache.syncope.client.console.layout.AnyObjectForm;
  import org.apache.syncope.client.console.layout.AnyObjectFormLayoutInfo;
  import org.apache.syncope.client.console.rest.AnyObjectRestClient;
  import org.apache.syncope.client.ui.commons.wizards.AjaxWizard;
  import org.apache.syncope.client.ui.commons.wizards.any.AnyWrapper;
  import org.apache.syncope.common.lib.AnyOperations;
  import org.apache.syncope.common.lib.EntityTOUtils;
  import org.apache.syncope.common.lib.request.AnyObjectCR;
  import org.apache.syncope.common.lib.request.AnyObjectUR;
  import org.apache.syncope.common.lib.to.AnyObjectTO;
  import org.apache.syncope.common.lib.to.ProvisioningResult;
  import org.apache.wicket.PageReference;
  
  public class AnyObjectWizardBuilder extends AnyWizardBuilder<AnyObjectTO> implements AnyObjectForm {
  
      private static final long serialVersionUID = -2480279868319546243L;
  
      protected AnyObjectRestClient anyObjectRestClient;
  
      public AnyObjectWizardBuilder(
              final AnyObjectTO anyObjectTO,
              final List<String> anyTypeClasses,
              final AnyObjectFormLayoutInfo formLayoutInfo,
              final AnyObjectRestClient anyObjectRestClient,
              final PageReference pageRef) {
  
          super(Optional.ofNullable(anyObjectTO).map(AnyObjectWrapper::new).
                  orElse(null), anyTypeClasses, formLayoutInfo, pageRef);
          this.anyObjectRestClient = anyObjectRestClient;
      }
  
      /**
       * Constructor to be used for Remediation details only.
       *
       * @param previousAnyObjectTO previous anyObject status.
       * @param anyObjectTO new anyObject status to be approved.
       * @param anyTypeClasses any type classes.
       * @param formLayoutInfo from layout.
       * @param pageRef reference page.
       */
      public AnyObjectWizardBuilder(
              final AnyObjectTO previousAnyObjectTO,
              final AnyObjectTO anyObjectTO,
              final List<String> anyTypeClasses,
              final AnyObjectFormLayoutInfo formLayoutInfo,
              final PageReference pageRef) {
  
          super(new AnyObjectWrapper(previousAnyObjectTO, anyObjectTO), anyTypeClasses, formLayoutInfo, pageRef);
      }
  
      @Override
      protected Serializable onApplyInternal(final AnyWrapper<AnyObjectTO> modelObject) {
          final AnyObjectTO inner = modelObject.getInnerObject();
  
          ProvisioningResult<AnyObjectTO> result;
          if (inner.getKey() == null) {
              AnyObjectCR req = new AnyObjectCR();
              EntityTOUtils.toAnyCR(inner, req);
  
              result = anyObjectRestClient.create(req);
          } else {
              fixPlainAndVirAttrs(inner, getOriginalItem().getInnerObject());
              AnyObjectUR req = AnyOperations.diff(inner, getOriginalItem().getInnerObject(), false);
  
              // update just if it is changed
              if (req.isEmpty()) {
                  result = new ProvisioningResult<>();
                  result.setEntity(inner);
              } else {
                  result = anyObjectRestClient.update(getOriginalItem().getInnerObject().getETagValue(), req);
              }
          }
  
          return result;
      }
  
     @Override
     protected Optional<Details<AnyObjectTO>> addOptionalDetailsPanel(final AnyWrapper<AnyObjectTO> modelObject) {
         return Optional.of(new AnyObjectDetails(
                 modelObject,
                 mode == AjaxWizard.Mode.TEMPLATE,
                 modelObject.getInnerObject().getKey() != null,
                 pageRef));
     }
 }