#!/usr/bin/env python
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2017
# Leandro Toledo de Souza <devs@python-telegram-bot.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser 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 Lesser Public License for more details.
#
# You should have received a copy of the GNU Lesser Public License
# along with this program.  If not, see [http://www.gnu.org/licenses/].

import pytest
from flaky import flaky

from telegram import LabeledPrice, Invoice


@pytest.fixture(scope='class')
def invoice():
    return Invoice(TestInvoice.title, TestInvoice.description, TestInvoice.start_parameter,
                   TestInvoice.currency, TestInvoice.total_amount)


class TestInvoice(object):
    payload = 'payload'
    prices = [LabeledPrice('Fish', 100), LabeledPrice('Fish Tax', 1000)]
    provider_data = """{"test":"test"}"""
    title = 'title'
    description = 'description'
    start_parameter = 'start_parameter'
    currency = 'EUR'
    total_amount = sum([p.amount for p in prices])

    def test_de_json(self, bot):
        invoice_json = Invoice.de_json({
            'title': TestInvoice.title,
            'description': TestInvoice.description,
            'start_parameter': TestInvoice.start_parameter,
            'currency': TestInvoice.currency,
            'total_amount': TestInvoice.total_amount
        }, bot)

        assert invoice_json.title == self.title
        assert invoice_json.description == self.description
        assert invoice_json.start_parameter == self.start_parameter
        assert invoice_json.currency == self.currency
        assert invoice_json.total_amount == self.total_amount

    def test_to_dict(self, invoice):
        invoice_dict = invoice.to_dict()

        assert isinstance(invoice_dict, dict)
        assert invoice_dict['title'] == invoice.title
        assert invoice_dict['description'] == invoice.description
        assert invoice_dict['start_parameter'] == invoice.start_parameter
        assert invoice_dict['currency'] == invoice.currency
        assert invoice_dict['total_amount'] == invoice.total_amount

    @flaky(3, 1)
    @pytest.mark.timeout(10)
    def test_send_required_args_only(self, bot, chat_id, provider_token):
        message = bot.send_invoice(chat_id, self.title, self.description, self.payload,
                                   provider_token, self.start_parameter, self.currency,
                                   self.prices)

        assert message.invoice.currency == self.currency
        assert message.invoice.start_parameter == self.start_parameter
        assert message.invoice.description == self.description
        assert message.invoice.title == self.title
        assert message.invoice.total_amount == self.total_amount

    @flaky(3, 1)
    @pytest.mark.timeout(10)
    def test_send_all_args(self, bot, chat_id, provider_token):
        message = bot.send_invoice(
            chat_id,
            self.title,
            self.description,
            self.payload,
            provider_token,
            self.start_parameter,
            self.currency,
            self.prices,
            provider_data=self.provider_data,
            photo_url='https://raw.githubusercontent.com/'
                      'python-telegram-bot/logos/master/'
                      'logo/png/ptb-logo_240.png',
            photo_size=240,
            photo_width=240,
            photo_height=240,
            need_name=True,
            need_phone_number=True,
            need_email=True,
            need_shipping_address=True,
            is_flexible=True)

        assert message.invoice.currency == self.currency
        assert message.invoice.start_parameter == self.start_parameter
        assert message.invoice.description == self.description
        assert message.invoice.title == self.title
        assert message.invoice.total_amount == self.total_amount

    def test_send_object_as_provider_data(self, monkeypatch, bot, chat_id, provider_token):
        def test(_, url, data, **kwargs):
            return data['provider_data'] == '{"test_data": 123456789}'

        monkeypatch.setattr('telegram.utils.request.Request.post', test)

        assert bot.send_invoice(chat_id, self.title, self.description, self.payload,
                                provider_token, self.start_parameter, self.currency,
                                self.prices, provider_data={'test_data': 123456789})

    def test_send_nonesense_as_provider_data(self, monkeypatch, bot, chat_id, provider_token):
        def test(_, url, data, **kwargs):
            return True

        monkeypatch.setattr('telegram.utils.request.Request.post', test)

        with pytest.raises(TypeError):
            assert bot.send_invoice(chat_id, self.title, self.description, self.payload,
                                provider_token, self.start_parameter, self.currency,
                                self.prices, provider_data={'a', 'b', 'c'})
