# -*- 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 requests

from apprise.plugins.NotifyForm import NotifyForm
from helpers import AppriseURLTester
from apprise import Apprise
from apprise import NotifyType
from apprise import AppriseAttachment

# 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 = (
    ('form://:@/', {
        'instance': None,
    }),
    ('form://', {
        'instance': None,
    }),
    ('forms://', {
        'instance': None,
    }),
    ('form://localhost', {
        'instance': NotifyForm,
    }),
    ('form://user@localhost?method=invalid', {
        'instance': TypeError,
    }),
    ('form://user:pass@localhost', {
        'instance': NotifyForm,

        # Our expected url(privacy=True) startswith() response:
        'privacy_url': 'form://user:****@localhost',
    }),
    ('form://user@localhost', {
        'instance': NotifyForm,
    }),

    # Test method variations
    ('form://user@localhost?method=put', {
        'instance': NotifyForm,
    }),
    ('form://user@localhost?method=get', {
        'instance': NotifyForm,
    }),
    ('form://user@localhost?method=post', {
        'instance': NotifyForm,
    }),
    ('form://user@localhost?method=head', {
        'instance': NotifyForm,
    }),
    ('form://user@localhost?method=delete', {
        'instance': NotifyForm,
    }),
    ('form://user@localhost?method=patch', {
        'instance': NotifyForm,
    }),

    # Custom payload options
    ('form://localhost:8080?:key=value&:key2=value2', {
        'instance': NotifyForm,
    }),

    # Continue testing other cases
    ('form://localhost:8080', {
        'instance': NotifyForm,
    }),
    ('form://user:pass@localhost:8080', {
        'instance': NotifyForm,
    }),
    ('forms://localhost', {
        'instance': NotifyForm,
    }),
    ('forms://user:pass@localhost', {
        'instance': NotifyForm,
    }),
    ('forms://localhost:8080/path/', {
        'instance': NotifyForm,
        # Our expected url(privacy=True) startswith() response:
        'privacy_url': 'forms://localhost:8080/path/',
    }),
    ('forms://user:password@localhost:8080', {
        'instance': NotifyForm,

        # Our expected url(privacy=True) startswith() response:
        'privacy_url': 'forms://user:****@localhost:8080',
    }),
    # Test our GET params
    ('form://localhost:8080/path?-ParamA=Value', {
        'instance': NotifyForm,
    }),
    # Test our Headers
    ('form://localhost:8080/path?+HeaderKey=HeaderValue', {
        'instance': NotifyForm,
    }),
    ('form://user:pass@localhost:8081', {
        'instance': NotifyForm,
        # force a failure
        'response': False,
        'requests_response_code': requests.codes.internal_server_error,
    }),
    ('form://user:pass@localhost:8082', {
        'instance': NotifyForm,
        # throw a bizzare code forcing us to fail to look it up
        'response': False,
        'requests_response_code': 999,
    }),
    ('form://user:pass@localhost:8083', {
        'instance': NotifyForm,
        # 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_custom_form_urls():
    """
    NotifyForm() Apprise URLs

    """

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


@mock.patch('requests.post')
def test_plugin_custom_form_attachments(mock_post):
    """
    NotifyForm() Attachments

    """

    okay_response = requests.Request()
    okay_response.status_code = requests.codes.ok
    okay_response.content = ""

    # Assign our mock object our return value
    mock_post.return_value = okay_response

    obj = Apprise.instantiate(
        'form://user@localhost.localdomain/?method=post')
    assert isinstance(obj, NotifyForm)

    # Test Valid Attachment
    path = os.path.join(TEST_VAR_DIR, 'apprise-test.gif')
    attach = AppriseAttachment(path)
    assert obj.notify(
        body='body', title='title', notify_type=NotifyType.INFO,
        attach=attach) is True

    # Test invalid attachment
    path = os.path.join(TEST_VAR_DIR, '/invalid/path/to/an/invalid/file.jpg')
    assert obj.notify(
        body='body', title='title', notify_type=NotifyType.INFO,
        attach=path) is False

    mock_post.return_value = None
    mock_post.side_effect = OSError()
    # We can't send the message if we can't read the attachment
    assert obj.notify(
        body='body', title='title', notify_type=NotifyType.INFO,
        attach=attach) is False

    # Test Valid Attachment (load 3)
    path = (
        os.path.join(TEST_VAR_DIR, 'apprise-test.gif'),
        os.path.join(TEST_VAR_DIR, 'apprise-test.gif'),
        os.path.join(TEST_VAR_DIR, 'apprise-test.gif'),
    )
    attach = AppriseAttachment(path)

    # Return our good configuration
    mock_post.side_effect = None
    mock_post.return_value = okay_response
    with mock.patch('builtins.open', side_effect=OSError()):
        # We can't send the message we can't open the attachment for reading
        assert obj.notify(
            body='body', title='title', notify_type=NotifyType.INFO,
            attach=attach) is False

    # Fail on the 2nd attempt (but not the first)
    with mock.patch('builtins.open',
                    side_effect=[None, OSError(), None]):
        # We can't send the message we can't open the attachment for reading
        assert obj.notify(
            body='body', title='title', notify_type=NotifyType.INFO,
            attach=attach) is False

    # Test file exception handling when performing post
    mock_post.return_value = None
    mock_post.side_effect = OSError()
    assert obj.notify(
        body='body', title='title', notify_type=NotifyType.INFO,
        attach=attach) is False

    #
    # Test attach-as
    #

    # Assign our mock object our return value
    mock_post.return_value = okay_response
    mock_post.side_effect = None

    obj = Apprise.instantiate(
        'form://user@localhost.localdomain/?attach-as=file')
    assert isinstance(obj, NotifyForm)

    # Test Single Valid Attachment
    path = os.path.join(TEST_VAR_DIR, 'apprise-test.gif')
    attach = AppriseAttachment(path)
    assert obj.notify(
        body='body', title='title', notify_type=NotifyType.INFO,
        attach=attach) is True

    # Test Valid Attachment (load 3) (produces a warning)
    path = (
        os.path.join(TEST_VAR_DIR, 'apprise-test.gif'),
        os.path.join(TEST_VAR_DIR, 'apprise-test.gif'),
        os.path.join(TEST_VAR_DIR, 'apprise-test.gif'),
    )
    attach = AppriseAttachment(path)
    assert obj.notify(
        body='body', title='title', notify_type=NotifyType.INFO,
        attach=attach) is True

    # Test our other variations of accepted values
    # we support *, :, ?, ., +, %, and $
    for attach_as in (
            'file*', '*file', 'file*file',
            'file:', ':file', 'file:file',
            'file?', '?file', 'file?file',
            'file.', '.file', 'file.file',
            'file+', '+file', 'file+file',
            'file$', '$file', 'file$file'):

        obj = Apprise.instantiate(
            f'form://user@localhost.localdomain/?attach-as={attach_as}')
        assert isinstance(obj, NotifyForm)

        # Test Single Valid Attachment
        path = os.path.join(TEST_VAR_DIR, 'apprise-test.gif')
        attach = AppriseAttachment(path)
        assert obj.notify(
            body='body', title='title', notify_type=NotifyType.INFO,
            attach=attach) is True

        # Test Valid Attachment (load 3) (produces a warning)
        path = (
            os.path.join(TEST_VAR_DIR, 'apprise-test.gif'),
            os.path.join(TEST_VAR_DIR, 'apprise-test.gif'),
            os.path.join(TEST_VAR_DIR, 'apprise-test.gif'),
        )
        attach = AppriseAttachment(path)
        assert obj.notify(
            body='body', title='title', notify_type=NotifyType.INFO,
            attach=attach) is True

    # Test invalid attach-as input
    obj = Apprise.instantiate(
        'form://user@localhost.localdomain/?attach-as={')
    assert obj is None


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

    """

    # Prepare our response
    response = requests.Request()
    response.status_code = requests.codes.ok

    # Prepare Mock
    mock_post.return_value = response
    mock_get.return_value = response

    results = NotifyForm.parse_url(
        'form://localhost:8080/command?:message=msg&:abcd=test&method=POST')

    assert isinstance(results, dict)
    assert results['user'] is None
    assert results['password'] is None
    assert results['port'] == 8080
    assert results['host'] == 'localhost'
    assert results['fullpath'] == '/command'
    assert results['path'] == '/'
    assert results['query'] == 'command'
    assert results['schema'] == 'form'
    assert results['url'] == 'form://localhost:8080/command'
    assert isinstance(results['qsd:'], dict) is True
    assert results['qsd:']['abcd'] == 'test'
    assert results['qsd:']['message'] == 'msg'

    instance = NotifyForm(**results)
    assert isinstance(instance, NotifyForm)

    response = instance.send(title='title', body='body')
    assert response is True
    assert mock_post.call_count == 1
    assert mock_get.call_count == 0

    details = mock_post.call_args_list[0]
    assert details[0][0] == 'http://localhost:8080/command'
    assert 'abcd' in details[1]['data']
    assert details[1]['data']['abcd'] == 'test'
    assert 'title' in details[1]['data']
    assert details[1]['data']['title'] == 'title'
    assert 'message' not in details[1]['data']
    # message over-ride was provided; the body is now in `msg` and not
    # `message`
    assert 'msg' in details[1]['data']
    assert details[1]['data']['msg'] == 'body'

    assert instance.url(privacy=False).startswith(
        'form://localhost:8080/command?')

    # Generate a new URL based on our last and verify key values are the same
    new_results = NotifyForm.parse_url(instance.url(safe=False))
    for k in ('user', 'password', 'port', 'host', 'fullpath', 'path', 'query',
              'schema', 'url', 'payload', 'method'):
        assert new_results[k] == results[k]

    # Reset our mock configuration
    mock_post.reset_mock()
    mock_get.reset_mock()

    results = NotifyForm.parse_url(
        'form://localhost:8080/command?:type=&:message=msg&method=POST')

    assert isinstance(results, dict)
    assert results['user'] is None
    assert results['password'] is None
    assert results['port'] == 8080
    assert results['host'] == 'localhost'
    assert results['fullpath'] == '/command'
    assert results['path'] == '/'
    assert results['query'] == 'command'
    assert results['schema'] == 'form'
    assert results['url'] == 'form://localhost:8080/command'
    assert isinstance(results['qsd:'], dict) is True
    assert results['qsd:']['message'] == 'msg'

    instance = NotifyForm(**results)
    assert isinstance(instance, NotifyForm)

    response = instance.send(title='title', body='body')
    assert response is True
    assert mock_post.call_count == 1
    assert mock_get.call_count == 0

    details = mock_post.call_args_list[0]
    assert details[0][0] == 'http://localhost:8080/command'
    assert 'title' in details[1]['data']
    assert details[1]['data']['title'] == 'title'

    # type was removed from response object
    assert 'type' not in details[1]['data']

    # message over-ride was provided; the body is now in `msg` and not
    # `message`
    assert details[1]['data']['msg'] == 'body'

    # 'body' is over-ridden by 'test' passed inline with the URL
    assert 'message' not in details[1]['data']
    assert 'msg' in details[1]['data']
    assert details[1]['data']['msg'] == 'body'

    assert instance.url(privacy=False).startswith(
        'form://localhost:8080/command?')

    # Generate a new URL based on our last and verify key values are the same
    new_results = NotifyForm.parse_url(instance.url(safe=False))
    for k in ('user', 'password', 'port', 'host', 'fullpath', 'path', 'query',
              'schema', 'url', 'payload', 'method'):
        assert new_results[k] == results[k]

    # Reset our mock configuration
    mock_post.reset_mock()
    mock_get.reset_mock()

    results = NotifyForm.parse_url(
        'form://localhost:8080/command?:message=test&method=GET')

    assert isinstance(results, dict)
    assert results['user'] is None
    assert results['password'] is None
    assert results['port'] == 8080
    assert results['host'] == 'localhost'
    assert results['fullpath'] == '/command'
    assert results['path'] == '/'
    assert results['query'] == 'command'
    assert results['schema'] == 'form'
    assert results['url'] == 'form://localhost:8080/command'
    assert isinstance(results['qsd:'], dict) is True
    assert results['qsd:']['message'] == 'test'

    instance = NotifyForm(**results)
    assert isinstance(instance, NotifyForm)

    response = instance.send(title='title', body='body')
    assert response is True
    assert mock_post.call_count == 0
    assert mock_get.call_count == 1

    details = mock_get.call_args_list[0]
    assert details[0][0] == 'http://localhost:8080/command'

    assert 'title' in details[1]['params']
    assert details[1]['params']['title'] == 'title'
    # 'body' is over-ridden by 'test' passed inline with the URL
    assert 'message' not in details[1]['params']
    assert 'test' in details[1]['params']
    assert details[1]['params']['test'] == 'body'

    assert instance.url(privacy=False).startswith(
        'form://localhost:8080/command?')

    # Generate a new URL based on our last and verify key values are the same
    new_results = NotifyForm.parse_url(instance.url(safe=False))
    for k in ('user', 'password', 'port', 'host', 'fullpath', 'path', 'query',
              'schema', 'url', 'payload', 'method'):
        assert new_results[k] == results[k]