/*
 * Copyright (C) 2005-2020 Centre National d'Etudes Spatiales (CNES)
 *
 * This file is part of Orfeo Toolbox
 *
 *     https://www.orfeo-toolbox.org/
 *
 * 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
 *
 *     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.
 */


#include "itkMacro.h"

#include <fstream>
#include <iostream>
#include "otbVectorImage.h"
#include "otbImageFileReader.h"
#include "otbOpticalImageMetadataInterfaceFactory.h"

int otbOpticalImageMetadataInterfaceTest(int itkNotUsed(argc), char* argv[])
{
  // Verify the number of parameters in the command line
  const char* inputFilename  = argv[1];
  const char* outputFilename = argv[2];

  typedef otb::VectorImage<double, 2> InputImageType;
  typedef otb::ImageFileReader<InputImageType> ImageReaderType;

  ImageReaderType::Pointer reader = ImageReaderType::New();
  reader->SetFileName(inputFilename);
  reader->UpdateOutputInformation();

  otb::OpticalImageMetadataInterface::Pointer lImageMetadata =
      otb::OpticalImageMetadataInterfaceFactory::CreateIMI(reader->GetOutput()->GetMetaDataDictionary());

  std::ofstream file;
  file.open(outputFilename);
  file << "GetSunElevation:     " << lImageMetadata->GetSunElevation() << std::endl;
  file << "GetSunAzimuth:       " << lImageMetadata->GetSunAzimuth() << std::endl;
  file << "GetSatElevation:     " << lImageMetadata->GetSatElevation() << std::endl;
  file << "GetSatAzimuth:       " << lImageMetadata->GetSatAzimuth() << std::endl;
  file << "GetPhysicalBias:     " << lImageMetadata->GetPhysicalBias() << std::endl;
  file << "GetPhysicalGain:     " << lImageMetadata->GetPhysicalGain() << std::endl;
  file << "GetSolarIrradiance:  " << lImageMetadata->GetSolarIrradiance() << std::endl;
  file << "GetFirstWavelengths: " << lImageMetadata->GetFirstWavelengths() << std::endl;
  file << "GetLastWavelengths:  " << lImageMetadata->GetLastWavelengths() << std::endl;
  file << "GetSpectralSensitivity:  " << lImageMetadata->GetSpectralSensitivity() << std::endl;
  file.close();

  std::cout << lImageMetadata << std::endl;

  return EXIT_SUCCESS;
}
