"""
Copyright 2019 EUROCONTROL
==========================================

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.

==========================================

Editorial note: this license is an instance of the BSD license template as provided by the Open Source Initiative: 
http://opensource.org/licenses/BSD-3-Clause

Details on EUROCONTROL: http://www.eurocontrol.int
"""
from uuid import uuid4

import pytest
from pkg_resources import resource_filename

from subscription_manager.app import create_app
from swim_backend.db import db as _db, db_save
from tests.subscription_manager.utils import make_user
from tests.subscription_manager.utils import make_basic_auth_header

DEFAULT_LOGIN_PASS = 'password'


@pytest.yield_fixture(scope='session')
def app():
    config_file = resource_filename(__name__, 'test_config.yml')
    _app = create_app(config_file)
    ctx = _app.app_context()
    ctx.push()

    yield _app

    ctx.pop()


@pytest.fixture(scope='session')
def test_client(app):
    return app.test_client()


@pytest.yield_fixture(scope='session')
def db(app):
    _db.app = app
    _db.create_all()

    yield _db

    _db.drop_all()


@pytest.fixture(scope='function', autouse=True)
def session(db):
    connection = db.engine.connect()
    transaction = connection.begin()

    options = dict(bind=connection, binds={})
    session_ = db.create_scoped_session(options=options)

    db.session = session_

    yield session_

    transaction.rollback()
    connection.close()
    session_.remove()


@pytest.fixture(scope='function')
def test_user(session):
    user = make_user(uuid4().hex, DEFAULT_LOGIN_PASS)
    return db_save(session, user)


@pytest.fixture(scope='function')
def test_admin_user(session):
    user = make_user(uuid4().hex, DEFAULT_LOGIN_PASS, is_admin=True)
    return db_save(session, user)


def basic_auth_header(user):
    return make_basic_auth_header(user.username, DEFAULT_LOGIN_PASS)