#!/usr/bin/env python
from __future__ import absolute_import
from __future__ import print_function

# check for the venv
from lib import sanity_check
sanity_check.check_venv(__file__)

import argparse
import json
import os
import re
import subprocess
import sys

sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
from scripts.lib.zulip_tools import WARNING, FAIL, ENDC

from tools.lib.capitalization import check_capitalization

DJANGO_PO_REGEX = re.compile('msgid "(.*?)"')

if __name__ == '__main__':
    parser = argparse.ArgumentParser()
    parser.add_argument('--show-ignored',
                        action='store_true', dest='show_ignored', default=False,
                        help='Show strings that passed the check because they '
                             'contained ignored phrases.')
    parser.add_argument('--no-generate',
                        action='store_true', dest='no_generate', default=False,
                        help="Don't run makemessages command.")
    args = parser.parse_args()

    if not args.no_generate:
        subprocess.call(['./manage.py', 'makemessages', '--locale', 'en'],
                        stderr=subprocess.STDOUT)

    with open('static/locale/en/translations.json') as f:
        data = json.load(f)
        frontend = check_capitalization(list(data.keys()))
        frontend_errors, frontend_ignored = frontend

    with open('static/locale/en/LC_MESSAGES/django.po') as f:
        rows = [r for r in DJANGO_PO_REGEX.findall(f.read()) if r]
        backend = check_capitalization(rows)
        backend_errors, backend_ignored = backend

    if frontend_errors:
        print(WARNING + "Strings not properly capitalized in frontend:" + ENDC)
        print('\n'.join(frontend_errors))

    if backend_errors:
        print(WARNING + "Strings not properly capitalized in backend:" + ENDC)
        print('\n'.join(backend_errors))

    if args.show_ignored:
        print(WARNING + "Strings which were ignored: " + ENDC)
        print('\n'.join(frontend_ignored + backend_ignored))

    if frontend_errors or backend_errors:
        # Point the user to the documentation on what the policy is.
        print(WARNING + "See https://zulip.readthedocs.io/en/latest/translating.html#capitalization" + ENDC)
        print(FAIL + "Failed!" + ENDC)
        sys.exit(1)
    else:
        sys.exit(0)