#   ev-to-dicom
#   Copyright © 2023  Lee Yingtong Li
#
#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU Affero General Public License as published by
#   the Free Software Foundation, either version 3 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU Affero General Public License for more details.
#
#   You should have received a copy of the GNU Affero General Public License
#   along with this program.  If not, see <https://www.gnu.org/licenses/>.

import os
import sys

from .ev_to_dcm import ev_files_to_dcm_file

if len(sys.argv) < 2:
	print('Usage: {} [output directory]'.format(sys.argv[0]))
	sys.exit(0)

outdir = sys.argv[1]
if not os.path.exists(outdir):
	print('Output directory does not exist')
	sys.exit(1)

# Get series data

series_number = int(os.path.split(os.getcwd())[1].split('_')[0]) + 1
series_uid = os.path.split(os.getcwd())[1].split('_')[1]
study_uid = os.path.split(os.path.split(os.getcwd())[0])[1]

# Convert images

for filename in os.listdir('.'):
	if filename.endswith('.bin'):
		print(filename)
		
		image_number = int(filename.split('_')[0]) + 1
		output_filename = '{:04d}_{:04d}.dcm'.format(series_number - 1, image_number - 1)
		
		ev_files_to_dcm_file(study_uid, series_uid, series_number, image_number, [filename], os.path.join(outdir, output_filename))