/*
    * Copyright (c) 2011-2024 Alex Tunyk <alex at tunyk.com>.
    *
    * Licensed 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
    *
    *   https://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.
   *
   * See the NOTICE file distributed with this work for additional information
   * regarding copyright ownership.
   */
  package com.tunyk.mvn.plugins.htmlcompressor;
  
  import java.nio.charset.Charset;
  import java.util.Map.Entry;
  import java.util.concurrent.ConcurrentMap;
  
  /**
   * The Class XmlCompressor.
   */
  public class XmlCompressor {
  
      /** The Constant FILE_EXT. */
      private static final String[] FILE_EXT = { "xml" };
  
      /** The file ext. */
      private String[] fileExtensions;
  
      /** The src dir path. */
      private String srcDirPath;
  
      /** The target dir path. */
      private String targetDirPath;
  
      /** The file encoding. */
      private Charset fileEncoding;
  
      /** The xml compressor. */
      private com.googlecode.htmlcompressor.compressor.XmlCompressor xmlCompressor;
  
      /**
       * Instantiates a new xml compressor.
       *
       * @param srcDirPath
       *            the src dir path
       * @param targetDirPath
       *            the target dir path
       */
      public XmlCompressor(String srcDirPath, String targetDirPath) {
          this.srcDirPath = srcDirPath;
          this.targetDirPath = targetDirPath;
      }
  
      /**
       * Compress.
       *
       * @throws Exception
       *             the exception
       */
      public void compress() throws Exception {
          if (fileExtensions == null || fileExtensions.length == 0) {
              fileExtensions = FILE_EXT;
          }
  
          FileTool fileTool = new FileTool(srcDirPath, fileExtensions, true);
          fileTool.setFileEncoding(fileEncoding);
          ConcurrentMap<String, String> map = fileTool.getFiles();
  
          if (xmlCompressor == null) {
              xmlCompressor = new com.googlecode.htmlcompressor.compressor.XmlCompressor();
          }
  
          for (Entry<String, String> key : map.entrySet()) {
              map.put(key.getKey(), xmlCompressor.compress(key.getValue()));
          }
  
          fileTool.writeFiles(map, targetDirPath);
      }
  
      /**
       * Gets the file extension.
       *
       * @return the file extensions
       */
      public String[] getFileExtensions() {
          return fileExtensions;
      }
  
      /**
       * Sets the file ext.
       *
       * @param fileExtensions
      *            the new file extensions
      */
     public void setFileExtensions(String[] fileExtensions) {
         this.fileExtensions = fileExtensions;
     }
 
     /**
      * Gets the src dir path.
      *
      * @return the src dir path
      */
     public String getSrcDirPath() {
         return srcDirPath;
     }
 
     /**
      * Sets the src dir path.
      *
      * @param srcDirPath
      *            the new src dir path
      */
     public void setSrcDirPath(String srcDirPath) {
         this.srcDirPath = srcDirPath;
     }
 
     /**
      * Gets the target dir path.
      *
      * @return the target dir path
      */
     public String getTargetDirPath() {
         return targetDirPath;
     }
 
     /**
      * Sets the target dir path.
      *
      * @param targetDirPath
      *            the new target dir path
      */
     public void setTargetDirPath(String targetDirPath) {
         this.targetDirPath = targetDirPath;
     }
 
     /**
      * Gets the file encoding.
      *
      * @return the file encoding
      */
     public Charset getFileEncoding() {
         return fileEncoding;
     }
 
     /**
      * Sets the file encoding.
      *
      * @param fileEncoding
      *            the new file encoding
      */
     public void setFileEncoding(Charset fileEncoding) {
         this.fileEncoding = fileEncoding == null ? Charset.defaultCharset() : fileEncoding;
     }
 
     /**
      * Gets the xml compressor.
      *
      * @return the xml compressor
      */
     public com.googlecode.htmlcompressor.compressor.XmlCompressor getXmlCompressor() {
         return xmlCompressor;
     }
 
     /**
      * Sets the xml compressor.
      *
      * @param xmlCompressor
      *            the new xml compressor
      */
     public void setXmlCompressor(com.googlecode.htmlcompressor.compressor.XmlCompressor xmlCompressor) {
         this.xmlCompressor = xmlCompressor;
     }
 }