/*
    * 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.maven.model.transform;
  
  import java.nio.file.Path;
  import java.util.Optional;
  import java.util.function.BiFunction;
  import java.util.function.Function;
  import org.codehaus.plexus.util.xml.pull.XmlPullParser;
  
  /**
   * Base implementation for providing the BuildToRawPomXML.
   *
   * @author Robert Scholte
   * @since 4.0.0
   */
  public class BuildToRawPomXMLFilterFactory {
      private final boolean consume;
  
      public BuildToRawPomXMLFilterFactory() {
          this(false);
      }
  
      public BuildToRawPomXMLFilterFactory(boolean consume) {
          this.consume = consume;
      }
  
      /**
       *
       * @param projectFile will be used by ConsumerPomXMLFilter to get the right filter
       */
      public final XmlPullParser get(XmlPullParser orgParser, Path projectFile) {
  
          // Ensure that xs:any elements aren't touched by next filters
          XmlPullParser parser = orgParser instanceof FastForwardFilter ? orgParser : new FastForwardFilter(orgParser);
  
          if (getDependencyKeyToVersionMapper() != null) {
              parser = new ReactorDependencyXMLFilter(parser, getDependencyKeyToVersionMapper());
          }
  
          if (getRelativePathMapper() != null) {
              parser = new ParentXMLFilter(parser, getRelativePathMapper(), projectFile.getParent());
          }
  
          CiFriendlyXMLFilter ciFriendlyFilter = new CiFriendlyXMLFilter(parser, consume);
          getChangelist().ifPresent(ciFriendlyFilter::setChangelist);
          getRevision().ifPresent(ciFriendlyFilter::setRevision);
          getSha1().ifPresent(ciFriendlyFilter::setSha1);
          parser = ciFriendlyFilter;
  
          return parser;
      }
  
      /**
       * @return the mapper or {@code null} if relativePaths don't need to be mapped
       */
      protected Function<Path, Optional<RelativeProject>> getRelativePathMapper() {
          return null;
      }
  
      protected BiFunction<String, String, String> getDependencyKeyToVersionMapper() {
          return null;
      }
  
      // getters for the 3 magic properties of CIFriendly versions ( https://maven.apache.org/maven-ci-friendly.html )
  
      protected Optional<String> getChangelist() {
          return Optional.empty();
      }
  
      protected Optional<String> getRevision() {
          return Optional.empty();
      }
  
      protected Optional<String> getSha1() {
          return Optional.empty();
      }
  }