# -*- coding: utf-8 -*-
# BSD 3-Clause License
#
# Apprise - Push Notification Library.
# Copyright (c) 2023, Chris Caron <lead2gold@gmail.com>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
#    this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
#    contributors may be used to endorse or promote products derived from
#    this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

import os
from unittest import mock

import pytest
import requests
from json import dumps
from apprise import Apprise
from apprise import AppriseAttachment
from apprise.plugins.NotifyPushBullet import NotifyPushBullet
from helpers import AppriseURLTester

# Disable logging for a cleaner testing output
import logging
logging.disable(logging.CRITICAL)

# Attachment Directory
TEST_VAR_DIR = os.path.join(os.path.dirname(__file__), 'var')

# Our Testing URLs
apprise_url_tests = (
    ('pbul://', {
        'instance': TypeError,
    }),
    ('pbul://:@/', {
        'instance': TypeError,
    }),
    # APIkey
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,
        'check_attachments': False,
    }),
    # APIkey; but support attachment response
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,

        # Test what happens if a batch send fails to return a messageCount
        'requests_response_text': {
            'file_name': 'cat.jpeg',
            'file_type': 'image/jpeg',
            'file_url': 'http://file_url',
            'upload_url': 'http://upload_url',
        },
    }),
    # APIkey; attachment testing that isn't an image type
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,

        # Test what happens if a batch send fails to return a messageCount
        'requests_response_text': {
            'file_name': 'test.pdf',
            'file_type': 'application/pdf',
            'file_url': 'http://file_url',
            'upload_url': 'http://upload_url',
        },
    }),
    # APIkey; attachment testing were expected entry in payload is missing
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,

        # Test what happens if a batch send fails to return a messageCount
        'requests_response_text': {
            'file_name': 'test.pdf',
            'file_type': 'application/pdf',
            'file_url': 'http://file_url',
            # upload_url missing
        },
        # Our Notification calls associated with attachments will fail:
        'attach_response': False,
    }),
    # API Key + channel
    ('pbul://%s/#channel/' % ('a' * 32), {
        'instance': NotifyPushBullet,
        'check_attachments': False,
    }),
    # API Key + channel (via to=
    ('pbul://%s/?to=#channel' % ('a' * 32), {
        'instance': NotifyPushBullet,
        'check_attachments': False,
    }),
    # API Key + 2 channels
    ('pbul://%s/#channel1/#channel2' % ('a' * 32), {
        'instance': NotifyPushBullet,

        # Our expected url(privacy=True) startswith() response:
        'privacy_url': 'pbul://a...a/',
        'check_attachments': False,
    }),
    # API Key + device
    ('pbul://%s/device/' % ('a' * 32), {
        'instance': NotifyPushBullet,
        'check_attachments': False,
    }),
    # API Key + 2 devices
    ('pbul://%s/device1/device2/' % ('a' * 32), {
        'instance': NotifyPushBullet,
        'check_attachments': False,
    }),
    # API Key + email
    ('pbul://%s/user@example.com/' % ('a' * 32), {
        'instance': NotifyPushBullet,
        'check_attachments': False,
    }),
    # API Key + 2 emails
    ('pbul://%s/user@example.com/abc@def.com/' % ('a' * 32), {
        'instance': NotifyPushBullet,
        'check_attachments': False,
    }),
    # API Key + Combo
    ('pbul://%s/device/#channel/user@example.com/' % ('a' * 32), {
        'instance': NotifyPushBullet,
        'check_attachments': False,
    }),
    # ,
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,
        # force a failure
        'response': False,
        'requests_response_code': requests.codes.internal_server_error,
        'check_attachments': False,
    }),
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,
        # throw a bizzare code forcing us to fail to look it up
        'response': False,
        'requests_response_code': 999,
        'check_attachments': False,
    }),
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,
        # Throws a series of connection and transfer exceptions when this flag
        # is set and tests that we gracfully handle them
        'test_requests_exceptions': True,
        'check_attachments': False,
    }),
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,
        # force a failure
        'response': False,
        'requests_response_code': requests.codes.internal_server_error,
        'check_attachments': False,
    }),
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,
        # throw a bizzare code forcing us to fail to look it up
        'response': False,
        'requests_response_code': 999,
        'check_attachments': False,
    }),
    ('pbul://%s' % ('a' * 32), {
        'instance': NotifyPushBullet,
        # Throws a series of connection and transfer exceptions when this flag
        # is set and tests that we gracfully handle them
        'test_requests_exceptions': True,
        'check_attachments': False,
    }),
)


def test_plugin_pushbullet_urls():
    """
    NotifyPushBullet() Apprise URLs

    """

    # Run our general tests
    AppriseURLTester(tests=apprise_url_tests).run_all()


@mock.patch('requests.post')
def test_plugin_pushbullet_attachments(mock_post):
    """
    NotifyPushBullet() Attachment Checks

    """

    # Initialize some generic (but valid) tokens
    access_token = 't' * 32

    # Prepare Mock return object
    response = mock.Mock()
    response.content = dumps({
        "file_name": "cat.jpg",
        "file_type": "image/jpeg",
        "file_url": "https://dl.pushb.com/abc/cat.jpg",
        "upload_url": "https://upload.pushbullet.com/abcd123",
    })
    response.status_code = requests.codes.ok
    mock_post.return_value = response

    # prepare our attachment
    attach = AppriseAttachment(os.path.join(TEST_VAR_DIR, 'apprise-test.gif'))

    # Test our markdown
    obj = Apprise.instantiate(
        'pbul://{}/?format=markdown'.format(access_token))

    # Send a good attachment
    assert obj.notify(body="test", attach=attach) is True

    # Test our call count
    assert mock_post.call_count == 4
    # Image Prep
    assert mock_post.call_args_list[0][0][0] == \
        'https://api.pushbullet.com/v2/upload-request'
    assert mock_post.call_args_list[1][0][0] == \
        'https://upload.pushbullet.com/abcd123'
    # Message
    assert mock_post.call_args_list[2][0][0] == \
        'https://api.pushbullet.com/v2/pushes'
    # Image Send
    assert mock_post.call_args_list[3][0][0] == \
        'https://api.pushbullet.com/v2/pushes'

    # Reset our mock object
    mock_post.reset_mock()

    # Add another attachment so we drop into the area of the PushBullet code
    # that sends remaining attachments (if more detected)
    attach.add(os.path.join(TEST_VAR_DIR, 'apprise-test.gif'))

    # Send our attachments
    assert obj.notify(body="test", attach=attach) is True

    # Test our call count
    assert mock_post.call_count == 7
    # Image Prep
    assert mock_post.call_args_list[0][0][0] == \
        'https://api.pushbullet.com/v2/upload-request'
    assert mock_post.call_args_list[1][0][0] == \
        'https://upload.pushbullet.com/abcd123'
    assert mock_post.call_args_list[2][0][0] == \
        'https://api.pushbullet.com/v2/upload-request'
    assert mock_post.call_args_list[3][0][0] == \
        'https://upload.pushbullet.com/abcd123'
    # Message
    assert mock_post.call_args_list[4][0][0] == \
        'https://api.pushbullet.com/v2/pushes'
    # Image Send
    assert mock_post.call_args_list[5][0][0] == \
        'https://api.pushbullet.com/v2/pushes'
    assert mock_post.call_args_list[6][0][0] == \
        'https://api.pushbullet.com/v2/pushes'

    # Reset our mock object
    mock_post.reset_mock()

    # An invalid attachment will cause a failure
    path = os.path.join(TEST_VAR_DIR, '/invalid/path/to/an/invalid/file.jpg')
    attach = AppriseAttachment(path)
    assert obj.notify(body="test", attach=attach) is False

    # Test our call count
    assert mock_post.call_count == 0

    # prepare our attachment
    attach = AppriseAttachment(os.path.join(TEST_VAR_DIR, 'apprise-test.gif'))

    # Prepare a bad response
    bad_response = mock.Mock()
    bad_response.content = dumps({
        "file_name": "cat.jpg",
        "file_type": "image/jpeg",
        "file_url": "https://dl.pushb.com/abc/cat.jpg",
        "upload_url": "https://upload.pushbullet.com/abcd123",
    })
    bad_response.status_code = requests.codes.internal_server_error

    # Prepare a bad response
    bad_json_response = mock.Mock()
    bad_json_response.content = '}'
    bad_json_response.status_code = requests.codes.ok

    # Throw an exception on the first call to requests.post()
    mock_post.return_value = None
    for side_effect in (requests.RequestException(), OSError(), bad_response):
        mock_post.side_effect = side_effect

        # We'll fail now because of our error handling
        assert obj.send(body="test", attach=attach) is False

    # Throw an exception on the second call to requests.post()
    for side_effect in (requests.RequestException(), OSError(), bad_response):
        mock_post.side_effect = [response, side_effect]

        # We'll fail now because of our error handling
        assert obj.send(body="test", attach=attach) is False

    # Throw an exception on the third call to requests.post()
    for side_effect in (requests.RequestException(), OSError(), bad_response):
        mock_post.side_effect = [response, response, side_effect]

        # We'll fail now because of our error handling
        assert obj.send(body="test", attach=attach) is False

    # Throw an exception on the forth call to requests.post()
    for side_effect in (requests.RequestException(), OSError(), bad_response):
        mock_post.side_effect = [response, response, response, side_effect]

        # We'll fail now because of our error handling
        assert obj.send(body="test", attach=attach) is False

    # Test case where we don't get a valid response back
    mock_post.side_effect = bad_json_response

    # We'll fail because of an invalid json object
    assert obj.send(body="test", attach=attach) is False


@mock.patch('requests.get')
@mock.patch('requests.post')
def test_plugin_pushbullet_edge_cases(mock_post, mock_get):
    """
    NotifyPushBullet() Edge Cases

    """

    # Initialize some generic (but valid) tokens
    accesstoken = 'a' * 32

    # Support strings
    recipients = '#chan1,#chan2,device,user@example.com,,,'

    # Prepare Mock
    mock_get.return_value = requests.Request()
    mock_post.return_value = requests.Request()
    mock_post.return_value.status_code = requests.codes.ok
    mock_get.return_value.status_code = requests.codes.ok

    # Invalid Access Token
    with pytest.raises(TypeError):
        NotifyPushBullet(accesstoken=None)
    with pytest.raises(TypeError):
        NotifyPushBullet(accesstoken="     ")

    obj = NotifyPushBullet(
        accesstoken=accesstoken, targets=recipients)
    assert isinstance(obj, NotifyPushBullet) is True
    assert len(obj.targets) == 4

    obj = NotifyPushBullet(accesstoken=accesstoken)
    assert isinstance(obj, NotifyPushBullet) is True
    # Default is to send to all devices, so there will be a
    # recipient here
    assert len(obj.targets) == 1

    obj = NotifyPushBullet(accesstoken=accesstoken, targets=set())
    assert isinstance(obj, NotifyPushBullet) is True
    # Default is to send to all devices, so there will be a
    # recipient here
    assert len(obj.targets) == 1
