import pytest

from pyramid.httpexceptions import HTTPFound
from pyramid.testing import DummyRequest

from ordr.models.account import Role

from .. import app_config, dbsession, get_example_user  # noqa: F401


@pytest.mark.parametrize(
    'user,location', 
    [(None, '/login'), ('someone', '/orders')]
    )
def test_welcome(user, location):
    from ordr.views.pages import welcome
    request = DummyRequest(user=user)
    result = welcome(None, request)
    assert isinstance(result, HTTPFound)
    assert result.location == f'http://example.com/{location}'


def test_faq():
    from ordr.views.pages import faq
    result = faq(None, None)
    assert result == {}


def test_login():
    from ordr.views.pages import login
    result = login(None, None)
    assert result == { 'loginerror': False }


@pytest.mark.parametrize('role', [Role.USER, Role.PURCHASER, Role.ADMIN])
def test_check_login_ok(dbsession, role):
    from ordr.views.pages import check_login
    user = get_example_user(role)
    dbsession.add(user)
    post_data = {'username': user.username, 'password': user.first_name}
    request = DummyRequest(dbsession=dbsession, POST=post_data)
    result = check_login(None, request)
    assert isinstance(result, HTTPFound)
    assert result.location == 'http://example.com//'
    

@pytest.mark.parametrize('role', [Role.UNVALIDATED, Role.NEW, Role.INACTIVE])
def test_check_login_not_activated(dbsession, role):
    from ordr.views.pages import check_login
    user = get_example_user(role)
    dbsession.add(user)
    post_data = {'username': user.username, 'password': user.first_name}
    request = DummyRequest(dbsession=dbsession, POST=post_data)
    result = check_login(None, request)
    assert result == { 'loginerror': True }


@pytest.mark.parametrize(
    'username,password', [
        ('', ''), 
        ('TerryGilliam', ''), 
        ('', 'Terry'), 
        ('TerryGilliam', 'wrong password'), 
        ('wrong username', 'Terry'), 
        ]
    )
def test_check_login_invalid_credentials(dbsession, username, password):
    from ordr.views.pages import check_login
    user = get_example_user(Role.USER)
    dbsession.add(user)
    post_data = {'username': username, 'password': password}
    request = DummyRequest(dbsession=dbsession, POST=post_data)
    result = check_login(None, request)
    assert result == { 'loginerror': True }


def test_logout():
    from ordr.views.pages import logout
    request = DummyRequest()
    result = logout(None, request)
    assert isinstance(result, HTTPFound)
    assert result.location == 'http://example.com//'