#
# This file is part of pretix (Community Edition).
#
# Copyright (C) 2014-2020  Raphael Michel and contributors
# Copyright (C) 2020-today pretix GmbH and contributors
#
# 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 in version 3 of the License.
#
# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
# this file, see <https://pretix.eu/about/en/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/>.
#
from datetime import timedelta
from decimal import Decimal

import pytest
from django.utils.timezone import now

from pretix.base.models import Event, Organizer
from pretix.helpers.payment import generate_payment_qr_codes


@pytest.fixture
def env():
    o = Organizer.objects.create(name='Verein für Testzwecke e.V.', slug='testverein')
    event = Event.objects.create(
        organizer=o, name='Testveranstaltung', slug='testveranst',
        date_from=now() + timedelta(days=10),
        live=True, is_public=False, currency='EUR',
    )
    event.settings.invoice_address_from = 'Verein für Testzwecke e.V.'
    event.settings.invoice_address_from_zipcode = '1234'
    event.settings.invoice_address_from_city = 'Testhausen'
    event.settings.invoice_address_from_country = 'CH'

    return o, event


@pytest.mark.django_db
def test_payment_qr_codes_euro(env):
    o, event = env
    codes = generate_payment_qr_codes(
        event=event,
        code='TESTVERANST-12345',
        amount=Decimal('123.00'),
        bank_details_sepa_bic='BYLADEM1MIL',
        bank_details_sepa_iban='DE37796500000069799047',
        bank_details_sepa_name='Verein für Testzwecke e.V.',
    )
    assert len(codes) == 2
    assert codes[0]['label'] == 'EPC-QR'
    assert codes[0]['qr_data'] == '''BCD
002
2
SCT
BYLADEM1MIL
Verein fur Testzwecke e.V.
DE37796500000069799047
EUR123.00


TESTVERANST-12345

'''

    assert codes[1]['label'] == 'BezahlCode'
    assert codes[1]['qr_data'] == ('bank://singlepaymentsepa?name=Verein%20f%C3%BCr%20Testzwecke%20e.V.&iban=DE37796500000069799047'
                                   '&bic=BYLADEM1MIL&amount=123%2C00&reason=TESTVERANST-12345&currency=EUR')


@pytest.mark.django_db
def test_payment_qr_codes_swiss(env):
    o, event = env
    codes = generate_payment_qr_codes(
        event=event,
        code='TESTVERANST-12345',
        amount=Decimal('123.00'),
        bank_details_sepa_bic='TESTCHXXXXX',
        bank_details_sepa_iban='CH6389144757654882127',
        bank_details_sepa_name='Verein für Testzwecke e.V.',
    )
    assert codes[0]['label'] == 'QR-bill'
    assert codes[0]['qr_data'] == "\r\n".join([
        "SPC",
        "0200",
        "1",
        "CH6389144757654882127",
        "K",
        "Verein fur Testzwecke e.V.",
        "Verein fur Testzwecke e.V.",
        "1234 Testhausen",
        "",
        "",
        "CH",
        "",
        "",
        "",
        "",
        "",
        "",
        "",
        "123.00",
        "EUR",
        "",
        "",
        "",
        "",
        "",
        "",
        "",
        "NON",
        "",
        "TESTVERANST-12345",
        "EPD",
    ])


@pytest.mark.django_db
def test_payment_qr_codes_spayd(env):
    o, event = env
    codes = generate_payment_qr_codes(
        event=event,
        code='TESTVERANST-12345',
        amount=Decimal('123.00'),
        bank_details_sepa_bic='TESTCZXXXXX',
        bank_details_sepa_iban='CZ7450513769129174398769',
        bank_details_sepa_name='Verein für Testzwecke e.V.',
    )
    assert len(codes) == 2
    assert codes[0]['label'] == 'SPAYD'
    assert codes[0]['qr_data'] == 'SPD*1.0*ACC:CZ7450513769129174398769*AM:123.00*CC:EUR*MSG:TESTVERANST-12345'
    assert codes[1]['label'] == 'EPC-QR'