# -*- coding: utf-8; -*-

import json
from unittest import TestCase
from unittest.mock import MagicMock

from wuttjamaican.conf import WuttaConfig

from pyramid import testing
from pyramid.security import remember

from wuttaweb import subscribers
from wuttaweb import helpers
from wuttaweb.auth import WuttaSecurityPolicy


class TestNewRequest(TestCase):

    def setUp(self):
        self.config = WuttaConfig()

    def make_request(self):
        request = testing.DummyRequest()
        request.registry.settings = {'wutta_config': self.config}
        return request

    def test_wutta_config(self):
        request = self.make_request()
        event = MagicMock(request=request)

        # request gets a new attr
        self.assertFalse(hasattr(request, 'wutta_config'))
        subscribers.new_request(event)
        self.assertTrue(hasattr(request, 'wutta_config'))
        self.assertIs(request.wutta_config, self.config)

    def test_use_oruga_default(self):
        request = self.make_request()
        event = MagicMock(request=request)

        # request gets a new attr, false by default
        self.assertFalse(hasattr(request, 'use_oruga'))
        subscribers.new_request(event)
        self.assertFalse(request.use_oruga)

    def test_use_oruga_custom(self):
        self.config.setdefault('wuttaweb.oruga_detector.spec', 'tests.test_subscribers:custom_oruga_detector')
        request = self.make_request()
        event = MagicMock(request=request)

        # request gets a new attr, which should be true
        self.assertFalse(hasattr(request, 'use_oruga'))
        subscribers.new_request(event)
        self.assertTrue(request.use_oruga)


def custom_oruga_detector(request):
    return True


class TestNewRequestSetUser(TestCase):

    def setUp(self):
        self.config = WuttaConfig(defaults={
            'wutta.db.default.url': 'sqlite://',
        })

        self.request = testing.DummyRequest()
        self.pyramid_config = testing.setUp(request=self.request, settings={
            'wutta_config': self.config,
        })

        self.app = self.config.get_app()
        model = self.app.model
        model.Base.metadata.create_all(bind=self.config.appdb_engine)
        self.session = self.app.make_session()
        self.user = model.User(username='barney')
        self.session.add(self.user)
        self.session.commit()

        self.pyramid_config.set_security_policy(WuttaSecurityPolicy(db_session=self.session))

    def tearDown(self):
        testing.tearDown()

    def test_anonymous(self):
        self.assertFalse(hasattr(self.request, 'user'))
        event = MagicMock(request=self.request)
        subscribers.new_request_set_user(event)
        self.assertIsNone(self.request.user)

    def test_authenticated(self):
        uuid = self.user.uuid
        self.assertIsNotNone(uuid)
        remember(self.request, uuid)
        event = MagicMock(request=self.request)
        subscribers.new_request_set_user(event, db_session=self.session)
        self.assertIs(self.request.user, self.user)


class TestBeforeRender(TestCase):

    def setUp(self):
        self.config = WuttaConfig()

    def make_request(self):
        request = testing.DummyRequest()
        request.registry.settings = {'wutta_config': self.config}
        request.wutta_config = self.config
        return request

    def test_basic(self):
        request = self.make_request()
        event = {'request': request}

        # event dict will get populated with more context
        subscribers.before_render(event)

        self.assertIn('config', event)
        self.assertIs(event['config'], self.config)

        self.assertIn('app', event)
        self.assertIs(event['app'], self.config.get_app())

        self.assertIn('h', event)
        self.assertIs(event['h'], helpers)

        self.assertIn('url', event)
        # TODO: not sure how to test this?
        # self.assertIs(event['url'], request.route_url)

        self.assertIn('json', event)
        self.assertIs(event['json'], json)


class TestIncludeMe(TestCase):

    def test_basic(self):
        with testing.testConfig() as pyramid_config:

            # just ensure no error happens when included..
            pyramid_config.include('wuttaweb.subscribers')