# -*- coding: utf-8 -*-
#
# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
# All rights reserved.
#
# This code is licensed under the MIT License.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files(the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions :
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

import os
import mock
import requests
import pytest
from json import dumps
from apprise.plugins.NotifyPushover import PushoverPriority
from apprise import plugins
import apprise
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 = (
    ('pover://', {
        'instance': TypeError,
    }),
    # bad url
    ('pover://:@/', {
        'instance': TypeError,
    }),
    # APIkey; no user
    ('pover://%s' % ('a' * 30), {
        'instance': TypeError,
    }),
    # API Key + invalid sound setting
    ('pover://%s@%s?sound=invalid' % ('u' * 30, 'a' * 30), {
        'instance': TypeError,
    }),
    # API Key + valid alternate sound picked
    ('pover://%s@%s?sound=spacealarm' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + valid url_title with url
    ('pover://%s@%s?url=my-url&url_title=title' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + Valid User
    ('pover://%s@%s' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
        # don't include an image by default
        'include_image': False,
    }),
    # API Key + Valid User + 1 Device
    ('pover://%s@%s/DEVICE' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + Valid User + 1 Device (via to=)
    ('pover://%s@%s?to=DEVICE' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + Valid User + 2 Devices
    ('pover://%s@%s/DEVICE1/DEVICE2/' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,

        # Our expected url(privacy=True) startswith() response:
        'privacy_url': 'pover://u...u@a...a',
    }),
    # API Key + Valid User + invalid device
    ('pover://%s@%s/%s/' % ('u' * 30, 'a' * 30, 'd' * 30), {
        'instance': plugins.NotifyPushover,
        # Notify will return False since there is a bad device in our list
        'response': False,
    }),
    # API Key + Valid User + device + invalid device
    ('pover://%s@%s/DEVICE1/%s/' % ('u' * 30, 'a' * 30, 'd' * 30), {
        'instance': plugins.NotifyPushover,
        # Notify will return False since there is a bad device in our list
        'response': False,
    }),
    # API Key + priority setting
    ('pover://%s@%s?priority=high' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + priority setting + html mode
    ('pover://%s@%s?priority=high&format=html' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + priority setting + markdown mode
    ('pover://%s@%s?priority=high&format=markdown' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + invalid priority setting
    ('pover://%s@%s?priority=invalid' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + emergency(2) priority setting
    ('pover://%s@%s?priority=emergency' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + emergency(2) priority setting (via numeric value
    ('pover://%s@%s?priority=2' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + emergency priority setting with retry and expire
    ('pover://%s@%s?priority=emergency&%s&%s' % ('u' * 30,
                                                 'a' * 30,
                                                 'retry=30',
                                                 'expire=300'), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + emergency priority setting with text retry
    ('pover://%s@%s?priority=emergency&%s&%s' % ('u' * 30,
                                                 'a' * 30,
                                                 'retry=invalid',
                                                 'expire=300'), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + emergency priority setting with text expire
    ('pover://%s@%s?priority=emergency&%s&%s' % ('u' * 30,
                                                 'a' * 30,
                                                 'retry=30',
                                                 'expire=invalid'), {
        'instance': plugins.NotifyPushover,
    }),
    # API Key + emergency priority setting with invalid expire
    ('pover://%s@%s?priority=emergency&%s' % ('u' * 30,
                                              'a' * 30,
                                              'expire=100000'), {
        'instance': TypeError,
    }),
    # API Key + emergency priority setting with invalid retry
    ('pover://%s@%s?priority=emergency&%s' % ('u' * 30,
                                              'a' * 30,
                                              'retry=15'), {
        'instance': TypeError,
    }),
    # API Key + priority setting (empty)
    ('pover://%s@%s?priority=' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
    }),
    ('pover://%s@%s' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
        # force a failure
        'response': False,
        'requests_response_code': requests.codes.internal_server_error,
    }),
    ('pover://%s@%s' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
        # throw a bizzare code forcing us to fail to look it up
        'response': False,
        'requests_response_code': 999,
    }),
    ('pover://%s@%s' % ('u' * 30, 'a' * 30), {
        'instance': plugins.NotifyPushover,
        # Throws a series of connection and transfer exceptions when this flag
        # is set and tests that we gracfully handle them
        'test_requests_exceptions': True,
    }),
)


def test_plugin_pushover_urls():
    """
    NotifyPushover() Apprise URLs

    """

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


@mock.patch('requests.post')
def test_plugin_pushover_attachments(mock_post, tmpdir):
    """
    NotifyPushover() Attachment Checks

    """
    # Disable Throttling to speed testing
    plugins.NotifyPushover.request_rate_per_sec = 0

    # Initialize some generic (but valid) tokens
    user_key = 'u' * 30
    api_token = 'a' * 30

    # Prepare a good response
    response = mock.Mock()
    response.content = dumps(
        {"status": 1, "request": "647d2300-702c-4b38-8b2f-d56326ae460b"})
    response.status_code = requests.codes.ok

    # Prepare a bad response
    bad_response = mock.Mock()
    response.content = dumps(
        {"status": 1, "request": "647d2300-702c-4b38-8b2f-d56326ae460b"})
    bad_response.status_code = requests.codes.internal_server_error

    # Assign our good response
    mock_post.return_value = response

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

    # Instantiate our object
    obj = apprise.Apprise.instantiate(
        'pover://{}@{}/'.format(user_key, api_token))
    assert isinstance(obj, plugins.NotifyPushover)

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

    # Test our call count
    assert mock_post.call_count == 1
    assert mock_post.call_args_list[0][0][0] == \
        'https://api.pushover.net/1/messages.json'

    # Reset our mock object for multiple tests
    mock_post.reset_mock()

    # Test multiple attachments
    assert attach.add(os.path.join(TEST_VAR_DIR, 'apprise-test.gif'))
    assert obj.notify(body="test", attach=attach) is True

    # Test our call count
    assert mock_post.call_count == 2
    assert mock_post.call_args_list[0][0][0] == \
        'https://api.pushover.net/1/messages.json'
    assert mock_post.call_args_list[1][0][0] == \
        'https://api.pushover.net/1/messages.json'

    # Reset our mock object for multiple tests
    mock_post.reset_mock()

    image = tmpdir.mkdir("pover_image").join("test.jpg")
    image.write('a' * plugins.NotifyPushover.attach_max_size_bytes)

    attach = apprise.AppriseAttachment.instantiate(str(image))
    assert obj.notify(body="test", attach=attach) is True

    # Test our call count
    assert mock_post.call_count == 1
    assert mock_post.call_args_list[0][0][0] == \
        'https://api.pushover.net/1/messages.json'

    # Reset our mock object for multiple tests
    mock_post.reset_mock()

    # Add 1 more byte to the file (putting it over the limit)
    image.write(
        'a' * (plugins.NotifyPushover.attach_max_size_bytes + 1))

    attach = apprise.AppriseAttachment.instantiate(str(image))
    assert obj.notify(body="test", attach=attach) is False

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

    # Test case when file is missing
    attach = apprise.AppriseAttachment.instantiate(
        'file://{}?cache=False'.format(str(image)))
    os.unlink(str(image))
    assert obj.notify(
        body='body', title='title', attach=attach) is False

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

    # Test unsuported files:
    image = tmpdir.mkdir("pover_unsupported").join("test.doc")
    image.write('a' * 256)
    attach = apprise.AppriseAttachment.instantiate(str(image))

    # Content is silently ignored
    assert obj.notify(body="test", attach=attach) is True

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

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

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

        # Same case without an attachment
        assert obj.send(body="test") is False


@mock.patch('requests.post')
def test_plugin_pushover_edge_cases(mock_post):
    """
    NotifyPushover() Edge Cases

    """
    # Disable Throttling to speed testing
    plugins.NotifyPushover.request_rate_per_sec = 0

    # No token
    with pytest.raises(TypeError):
        plugins.NotifyPushover(token=None)

    # Initialize some generic (but valid) tokens
    token = 'a' * 30
    user_key = 'u' * 30

    invalid_device = 'd' * 35

    # Support strings
    devices = 'device1,device2,,,,%s' % invalid_device

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

    # No webhook id specified
    with pytest.raises(TypeError):
        plugins.NotifyPushover(user_key=user_key, webhook_id=None)

    obj = plugins.NotifyPushover(
        user_key=user_key, token=token, targets=devices)
    assert isinstance(obj, plugins.NotifyPushover) is True
    assert len(obj.targets) == 3

    # This call fails because there is 1 invalid device
    assert obj.notify(
        body='body', title='title',
        notify_type=apprise.NotifyType.INFO) is False

    obj = plugins.NotifyPushover(user_key=user_key, token=token)
    assert isinstance(obj, plugins.NotifyPushover) is True
    # Default is to send to all devices, so there will be a
    # device defined here
    assert len(obj.targets) == 1

    # This call succeeds because all of the devices are valid
    assert obj.notify(
        body='body', title='title',
        notify_type=apprise.NotifyType.INFO) is True

    obj = plugins.NotifyPushover(
        user_key=user_key, token=token, targets=set())
    assert isinstance(obj, plugins.NotifyPushover) is True
    # Default is to send to all devices, so there will be a
    # device defined here
    assert len(obj.targets) == 1

    # No User Key specified
    with pytest.raises(TypeError):
        plugins.NotifyPushover(user_key=None, token="abcd")

    # No Access Token specified
    with pytest.raises(TypeError):
        plugins.NotifyPushover(user_key="abcd", token=None)

    with pytest.raises(TypeError):
        plugins.NotifyPushover(user_key="abcd", token="  ")


@mock.patch('requests.post')
def test_plugin_pushover_config_files(mock_post):
    """
    NotifyPushover() Config File Cases
    """
    content = """
    urls:
      - pover://USER@TOKEN:
          - priority: -2
            tag: pushover_int low
          - priority: "-2"
            tag: pushover_str_int low
          - priority: low
            tag: pushover_str low

          # This will take on normal (default) priority
          - priority: invalid
            tag: pushover_invalid

      - pover://USER2@TOKEN2:
          - priority: 2
            tag: pushover_int emerg
          - priority: "2"
            tag: pushover_str_int emerg
          - priority: emergency
            tag: pushover_str emerg
    """

    # Disable Throttling to speed testing
    plugins.NotifyPushover.request_rate_per_sec = 0

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

    # Create ourselves a config object
    ac = apprise.AppriseConfig()
    assert ac.add_config(content=content) is True

    aobj = apprise.Apprise()

    # Add our configuration
    aobj.add(ac)

    # We should be able to read our 7 servers from that
    # 3x low
    # 3x emerg
    # 1x invalid (so takes on normal priority)
    assert len(ac.servers()) == 7
    assert len(aobj) == 7
    assert len([x for x in aobj.find(tag='low')]) == 3
    for s in aobj.find(tag='low'):
        assert s.priority == PushoverPriority.LOW

    assert len([x for x in aobj.find(tag='emerg')]) == 3
    for s in aobj.find(tag='emerg'):
        assert s.priority == PushoverPriority.EMERGENCY

    assert len([x for x in aobj.find(tag='pushover_str')]) == 2
    assert len([x for x in aobj.find(tag='pushover_str_int')]) == 2
    assert len([x for x in aobj.find(tag='pushover_int')]) == 2

    assert len([x for x in aobj.find(tag='pushover_invalid')]) == 1
    assert next(aobj.find(tag='pushover_invalid')).priority == \
        PushoverPriority.NORMAL

    # Notifications work
    assert aobj.notify(title="title", body="body") is True