#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# (c) 2013, 2014 by Björn Ricks <bjoern.ricks@intevation.de>
#     2019, 2020 Intevation GmbH
# Author(s):
#   * Björn Ricks
#   * Magnus Schieder
#
# This is Free Software licensed under the terms of GPLv3 or later.
# For details see LICENSE coming with the source of 'getan'.

import codecs
import locale
import sys

from datetime import date, datetime, timedelta
import argparse

from getan.template import render
from getan.backend import DEFAULT_DATABASE


def main():
    usage='getan-report [options]'
    parser = argparse.ArgumentParser(prog='getan', usage=usage,
            description="You can find more information at https://pypi.org/project/getan/")

    parser.add_argument('-d', '--database', metavar="DATABASE_FILE",
                        help='(default: ~/.getan/'+ DEFAULT_DATABASE + ")")
    parser.add_argument('-t', '--template',
                        help="""name of getan template (wochenbericht,
                                zeiterfassung, zeiterfassung2),
                                external templates must be stored in
                                ~/.getan/templates/ to be able to call them.""")
    parser.add_argument('-u', '--user', help='name of user')
    parser.add_argument('-p', '--project', help='key (sql pattern) of output project')
    parser.add_argument('-w', '--week', type=int, help='week of year')
    parser.add_argument('-y', '--year', type=int, help='year')
    parser.add_argument('-c', '--lastweek', help='entries of last working week',
                        action='store_true')
    parser.add_argument('-m', '--empty',
                        help='show projects without an entry',
                        action="store_true")
    parser.add_argument('--encoding', help='encoding of output')

    args = parser.parse_args()

    if args.lastweek:
        week = (datetime.now() - timedelta(7)).isocalendar()[1]
        year = int(date.today().strftime("%Y"))
    else:
        year = args.year
        week = args.week

    template_name = args.template or "wochenbericht"

    if not args.encoding:
        encoding = locale.getdefaultlocale()[1] or "utf-8"

    sys.stdout = codecs.getwriter(encoding)(sys.stdout.detach())

    user = None
    if args.user:
        user = args.user

    print(render(database=args.database, user=user,
                 template=template_name, year=year, week=week,
                 project=args.project, empty_projects=args.empty))


if __name__ == '__main__':
    main()

# vim:set ts=4 sw=4 si et sta sts=4 :