# coding: utf-8

# Python libs
from __future__ import absolute_import

import logging

# Salt libs
from salt.beacons import twilio_txt_msg

# Salt testing libs
from tests.support.mixins import LoaderModuleMockMixin
from tests.support.mock import MagicMock, patch
from tests.support.unit import TestCase, skipIf

# Import 3rd Party libs
try:
    import twilio

    # Grab version, ensure elements are ints
    twilio_version = tuple([int(x) for x in twilio.__version_info__])
    if twilio_version > (5,):
        TWILIO_5 = False
    else:
        TWILIO_5 = True
    HAS_TWILIO = True
except ImportError:
    HAS_TWILIO = False


log = logging.getLogger(__name__)


class MockTwilioRestException(Exception):
    """
    Mock TwilioRestException class
    """

    def __init__(self):
        self.code = "error code"
        self.msg = "Exception error"
        self.status = "Not send"
        super(MockTwilioRestException, self).__init__(self.msg)


class MockMessages(object):
    """
    Mock SMS class
    """

    flag = None

    def __init__(self):
        self.sid = "011"
        self.price = "200"
        self.price_unit = "1"
        self.status = "Sent"
        self.num_segments = "2"
        self.num_media = "0"
        self.body = None
        self.date_sent = "01-01-2015"
        self.date_created = "01-01-2015"
        self.to = None
        self.from_ = None

    def create(self, body, to, from_):
        """
        Mock create method
        """
        msg = MockMessages()
        if self.flag == 1:
            raise MockTwilioRestException()
        msg.body = body
        msg.to = to
        msg.from_ = from_
        return msg

    def list(self, to):
        """
        Mock list method
        """
        msg = MockMessages()
        return [msg]

    def delete(self):
        """
        Mock delete method
        """
        return None


class MockSMS(object):
    """
    Mock SMS class
    """

    def __init__(self):
        self.messages = MockMessages()


class MockTwilioRestClient(object):
    """
    Mock TwilioRestClient class
    """

    def __init__(self):
        if TWILIO_5:
            self.sms = MockSMS()
        else:
            self.messages = MockMessages()


@skipIf(not HAS_TWILIO, "twilio.rest is not available")
class TwilioMsgTxtBeaconTestCase(TestCase, LoaderModuleMockMixin):
    """
    Test case for salt.beacons.twilio_txt_msg
    """

    def setup_loader_modules(self):
        return {twilio_txt_msg: {}}

    def test_validate_dictionary_config(self):
        """
        Test empty configuration
        """
        config = {}
        ret = twilio_txt_msg.validate(config)
        self.assertEqual(
            ret, (False, ("Configuration for twilio_txt_msg beacon must be a list."))
        )

    def test_validate_empty_config(self):
        """
        Test empty configuration
        """
        config = [{}]
        ret = twilio_txt_msg.validate(config)
        self.assertEqual(
            ret,
            (
                False,
                (
                    "Configuration for twilio_txt_msg "
                    "beacon must contain account_sid, "
                    "auth_token and twilio_number items."
                ),
            ),
        )

    def test_validate_missing_config_item(self):
        """
        Test empty configuration
        """
        config = [
            {
                "account_sid": "ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
                "twilio_number": "+15555555555",
            }
        ]

        ret = twilio_txt_msg.validate(config)
        self.assertEqual(
            ret,
            (
                False,
                (
                    "Configuration for twilio_txt_msg "
                    "beacon must contain account_sid, "
                    "auth_token and twilio_number items."
                ),
            ),
        )

    def test_receive_message(self):
        """
        Test receive a message
        """
        config = [
            {
                "account_sid": "ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
                "auth_token": "my_token",
                "twilio_number": "+15555555555",
            }
        ]

        ret = twilio_txt_msg.validate(config)
        self.assertEqual(ret, (True, "Valid beacon configuration"))

        _expected_return = [
            {
                "texts": [
                    {
                        "body": "None",
                        "images": [],
                        "from": "None",
                        "id": "011",
                        "sent": "01-01-2015",
                    }
                ]
            }
        ]
        mock = MagicMock(return_value=MockTwilioRestClient())
        with patch.object(twilio_txt_msg, "TwilioRestClient", mock):
            ret = twilio_txt_msg.beacon(config)
        self.assertEqual(ret, _expected_return)