/*
    * 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.commons.imaging.formats.jpeg.iptc;
  
  import java.io.File;
  import java.io.IOException;
  import java.util.List;
  
  import org.apache.commons.imaging.AbstractImagingTest;
  import org.apache.commons.imaging.ImagingException;
  import org.apache.commons.imaging.bytesource.ByteSource;
  import org.apache.commons.imaging.formats.jpeg.JpegImageParser;
  
  public abstract class IptcBaseTest extends AbstractImagingTest {
      private static final ImageFilter HAS_IPTC_IMAGE_FILTER = IptcBaseTest::hasIptcData;
  
      private static final ImageFilter JPEG_IMAGE_FILTER = file -> file.getName().toLowerCase().endsWith(".jpg");
  
      protected static List<File> getImagesWithIptcData() throws IOException, ImagingException {
          return getTestImages(HAS_IPTC_IMAGE_FILTER);
      }
  
      protected static List<File> getJpegImages() throws IOException, ImagingException {
          return getTestImages(JPEG_IMAGE_FILTER);
      }
  
      protected static boolean hasIptcData(final File file) {
          // Debug.debug("hasIptcData file", file.getAbsoluteFile());
  
          if (!file.getName().toLowerCase().endsWith(".jpg")) {
              return false;
              // ImageFormat format = Imaging.guessFormat(file);
              // if (format != ImageFormat.IMAGE_FORMAT_JPEG)
              // return false;
          }
  
          try {
              final ByteSource byteSource = ByteSource.file(file);
              return new JpegImageParser().hasIptcSegment(byteSource);
          } catch (final Exception e) {
              // Debug.debug("Error file", file.getAbsoluteFile());
              // Debug.debug(e, 4);
              return false;
          }
      }
  
      protected List<File> getImagesWithIptcData(final int max) throws IOException, ImagingException {
          return getTestImages(HAS_IPTC_IMAGE_FILTER, max);
      }
  
      protected File getImageWithIptcData() throws IOException, ImagingException {
          return getTestImage(HAS_IPTC_IMAGE_FILTER);
      }
  
      protected File getJpegImage() throws IOException, ImagingException {
          return getTestImage(JPEG_IMAGE_FILTER);
      }
  
      protected List<File> getJpegImages(final int max) throws IOException, ImagingException {
          return getTestImages(JPEG_IMAGE_FILTER, max);
      }
  
  }