'''
Copyright (C) 2021 Sagar Acharya

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.

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/>.
'''

# python vcf_to_tsv.py foo.vcf

import os, sys

names = sys.argv[1:]

if len(names)!=1:
	print("Please input only 1 argument, vcf filename")
	sys.exit()

os.chdir(os.getcwd())

a = os.popen("cat " + names[0] + " | grep -A1 'FN:'").read()
a = a.split('--')
a = [x.strip('\n').replace('\nTEL;CELL:', '\t').strip('FN:') for x in a]
a = [x.replace('-', '') for x in a]

with open("contacts.tsv", 'w') as f:
	for i in a:
		f.write(i+'\n')