/*
    * 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.project.path;
  
  import javax.inject.Named;
  import javax.inject.Singleton;
  
  import java.io.File;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.maven.model.Build;
  import org.apache.maven.model.Model;
  import org.apache.maven.model.Reporting;
  import org.apache.maven.model.Resource;
  
  /**
   * DefaultPathTranslator
   */
  @Deprecated
  @Named
  @Singleton
  public class DefaultPathTranslator implements PathTranslator {
      private static final String[] BASEDIR_EXPRESSIONS = {"${basedir}", "${pom.basedir}", "${project.basedir}"};
  
      @Override
      public void alignToBaseDirectory(Model model, File basedir) {
          if (basedir == null) {
              return;
          }
  
          Build build = model.getBuild();
  
          if (build != null) {
              build.setDirectory(alignToBaseDirectory(build.getDirectory(), basedir));
  
              build.setSourceDirectory(alignToBaseDirectory(build.getSourceDirectory(), basedir));
  
              build.setTestSourceDirectory(alignToBaseDirectory(build.getTestSourceDirectory(), basedir));
  
              for (Resource resource : build.getResources()) {
                  resource.setDirectory(alignToBaseDirectory(resource.getDirectory(), basedir));
              }
  
              for (Resource resource : build.getTestResources()) {
                  resource.setDirectory(alignToBaseDirectory(resource.getDirectory(), basedir));
              }
  
              if (build.getFilters() != null) {
                  List<String> filters = new ArrayList<>();
                  for (String filter : build.getFilters()) {
                      filters.add(alignToBaseDirectory(filter, basedir));
                  }
                  build.setFilters(filters);
              }
  
              build.setOutputDirectory(alignToBaseDirectory(build.getOutputDirectory(), basedir));
  
              build.setTestOutputDirectory(alignToBaseDirectory(build.getTestOutputDirectory(), basedir));
          }
  
          Reporting reporting = model.getReporting();
  
          if (reporting != null) {
              reporting.setOutputDirectory(alignToBaseDirectory(reporting.getOutputDirectory(), basedir));
          }
      }
  
      @Override
      public String alignToBaseDirectory(String path, File basedir) {
          if (basedir == null) {
              return path;
          }
  
          if (path == null) {
              return null;
          }
  
          String s = stripBasedirToken(path);
  
          File file = new File(s);
          if (file.isAbsolute()) {
              // path was already absolute, just normalize file separator and we're done
             s = file.getPath();
         } else if (file.getPath().startsWith(File.separator)) {
             // drive-relative Windows path, don't align with project directory but with drive root
             s = file.getAbsolutePath();
         } else {
             // an ordinary relative path, align with project directory
             s = new File(new File(basedir, s).toURI().normalize()).getAbsolutePath();
         }
 
         return s;
     }
 
     private String stripBasedirToken(String s) {
         if (s != null) {
             String basedirExpr = null;
             for (String expression : BASEDIR_EXPRESSIONS) {
                 if (s.startsWith(expression)) {
                     basedirExpr = expression;
                     break;
                 }
             }
 
             if (basedirExpr != null) {
                 if (s.length() > basedirExpr.length()) {
                     // Take out basedir expression and the leading slash
                     s = chopLeadingFileSeparator(s.substring(basedirExpr.length()));
                 } else {
                     s = ".";
                 }
             }
         }
 
         return s;
     }
 
     /**
      * Removes the leading directory separator from the specified filesystem path (if any). For platform-independent
      * behavior, this method accepts both the forward slash and the backward slash as separator.
      *
      * @param path The filesystem path, may be <code>null</code>.
      * @return The altered filesystem path or <code>null</code> if the input path was <code>null</code>.
      */
     private String chopLeadingFileSeparator(String path) {
         if (path != null) {
             if (path.startsWith("/") || path.startsWith("\\")) {
                 path = path.substring(1);
             }
         }
         return path;
     }
 
     @Override
     public void unalignFromBaseDirectory(Model model, File basedir) {
         if (basedir == null) {
             return;
         }
 
         Build build = model.getBuild();
 
         if (build != null) {
             build.setDirectory(unalignFromBaseDirectory(build.getDirectory(), basedir));
 
             build.setSourceDirectory(unalignFromBaseDirectory(build.getSourceDirectory(), basedir));
 
             build.setTestSourceDirectory(unalignFromBaseDirectory(build.getTestSourceDirectory(), basedir));
 
             for (Resource resource : build.getResources()) {
                 resource.setDirectory(unalignFromBaseDirectory(resource.getDirectory(), basedir));
             }
 
             for (Resource resource : build.getTestResources()) {
                 resource.setDirectory(unalignFromBaseDirectory(resource.getDirectory(), basedir));
             }
 
             if (build.getFilters() != null) {
                 List<String> filters = new ArrayList<>();
                 for (String filter : build.getFilters()) {
                     filters.add(unalignFromBaseDirectory(filter, basedir));
                 }
                 build.setFilters(filters);
             }
 
             build.setOutputDirectory(unalignFromBaseDirectory(build.getOutputDirectory(), basedir));
 
             build.setTestOutputDirectory(unalignFromBaseDirectory(build.getTestOutputDirectory(), basedir));
         }
 
         Reporting reporting = model.getReporting();
 
         if (reporting != null) {
             reporting.setOutputDirectory(unalignFromBaseDirectory(reporting.getOutputDirectory(), basedir));
         }
     }
 
     @Override
     public String unalignFromBaseDirectory(String path, File basedir) {
         if (basedir == null) {
             return path;
         }
 
         if (path == null) {
             return null;
         }
 
         path = path.trim();
 
         String base = basedir.getAbsolutePath();
         if (path.startsWith(base)) {
             path = chopLeadingFileSeparator(path.substring(base.length()));
         }
 
         if (path.isEmpty()) {
             path = ".";
         }
 
         if (!new File(path).isAbsolute()) {
             path = path.replace('\\', '/');
         }
 
         return path;
     }
 }