#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
    Tests for openslides.motion.models
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

    :copyright: 2011, 2012 by OpenSlides team, see AUTHORS.
    :license: GNU GPL, see LICENSE for more details.
"""

from django.test import TestCase

from openslides.participant.models import User
from openslides.config.models import config
from openslides.motion.models import Motion, Workflow, State, WorkflowError


class ModelTest(TestCase):
    def setUp(self):
        self.motion = Motion.objects.create(title='v1')
        self.test_user = User.objects.create(username='blub')
        self.workflow = Workflow.objects.get(pk=1)

    def test_create_new_version(self):
        motion = Motion.objects.create(title='m1')
        self.assertEqual(motion.versions.count(), 1)

        motion.new_version
        motion.save()
        self.assertEqual(motion.versions.count(), 2)

        motion.title = 'new title'
        motion.save()
        self.assertEqual(motion.versions.count(), 2)

        motion.save()
        self.assertEqual(motion.versions.count(), 2)

        motion.state = State.objects.create(name='automatic_versioning', workflow=self.workflow, versioning=True)
        motion.text = 'new text'
        motion.save()
        self.assertEqual(motion.versions.count(), 3)

        motion.save()
        self.assertEqual(motion.versions.count(), 3)

    def test_version_data(self):
        motion = Motion()
        self.assertEqual(motion.title, '')
        with self.assertRaises(AttributeError):
            self._title

        motion.title = 'title'
        self.assertEqual(motion._title, 'title')

        motion.reason = 'reason'
        self.assertEqual(motion._reason, 'reason')

    def test_version(self):
        motion = Motion.objects.create(title='v1')
        motion.state = State.objects.create(name='automatic_versioning', workflow=self.workflow, versioning=True)
        motion.title = 'v2'
        motion.save()
        v2_version = motion.version
        motion.title = 'v3'
        motion.save()
        with self.assertRaises(AttributeError):
            self._title
        self.assertEqual(motion.title, 'v3')

        motion.version = 1
        self.assertEqual(motion.title, 'v1')

        motion.version = v2_version
        self.assertEqual(motion.title, 'v2')

        motion.version = None
        motion.version = None # Test to set a version to None, which is already None
        self.assertEqual(motion.title, 'v3')

        with self.assertRaises(ValueError):
            motion.version = 'wrong'

    def test_absolute_url(self):
        motion_id = self.motion.id

        self.assertEqual(self.motion.get_absolute_url('detail'), '/motion/%d/' % motion_id)
        self.assertEqual(self.motion.get_absolute_url('edit'), '/motion/%d/edit/' % motion_id)
        self.assertEqual(self.motion.get_absolute_url('delete'), '/motion/%d/del/' % motion_id)

    def test_supporter(self):
        self.assertFalse(self.motion.is_supporter(self.test_user))
        self.motion.support(self.test_user)
        self.assertTrue(self.motion.is_supporter(self.test_user))
        self.motion.unsupport(self.test_user)
        self.assertFalse(self.motion.is_supporter(self.test_user))
        self.motion.unsupport(self.test_user)

    def test_poll(self):
        self.motion.state = State.objects.get(pk=1)
        poll = self.motion.create_poll()
        self.assertEqual(poll.poll_number, 1)

    def test_state(self):
        self.motion.reset_state()
        self.assertEqual(self.motion.state.name, 'submitted')

        self.motion.state = State.objects.get(pk=5)
        self.assertEqual(self.motion.state.name, 'published')
        with self.assertRaises(WorkflowError):
            self.motion.create_poll()

        self.motion.state = State.objects.get(pk=6)
        self.assertEqual(self.motion.state.name, 'permitted')
        self.assertEqual(self.motion.state.get_action_word(), 'permit')
        with self.assertRaises(WorkflowError):
            self.motion.support(self.test_user)
        with self.assertRaises(WorkflowError):
            self.motion.unsupport(self.test_user)

    def test_new_states_or_workflows(self):
        workflow_1 = Workflow(name='W1', id=1000)
        state_1 = State.objects.create(name='S1', workflow=workflow_1)
        workflow_1.first_state = state_1
        workflow_1.save()
        workflow_2 = Workflow(name='W2', id=2000)
        state_2 = State.objects.create(name='S2', workflow=workflow_2)
        workflow_2.first_state = state_2
        workflow_2.save()
        state_3 = State.objects.create(name='S3', workflow=workflow_1)

        with self.assertRaises(WorkflowError):
            workflow_2.first_state = state_3
            workflow_2.save()

        with self.assertRaises(WorkflowError):
            state_1.next_states.add(state_2)
            state_1.save()