import json

from django.urls import reverse
import seaserv
from seaserv import seafile_api, ccnet_api

from seahub.base.models import FileComment
from seahub.notifications.models import UserNotification
from seahub.test_utils import BaseTestCase
from seahub.file_participants.models import FileParticipant
from seahub.tags.models import FileUUIDMap

class FileCommentsTest(BaseTestCase):
    def setUp(self):
        self.tmp_user = self.create_user()

        self.login_as(self.user)
        self.endpoint = reverse('api2-file-comments', args=[self.repo.id]) + '?p=' + self.file

    def tearDown(self):
        self.remove_repo()
        self.remove_user(self.tmp_user.email)

    def test_can_list(self):
        for i in range(10):
            o = FileComment.objects.add_by_file_path(repo_id=self.repo.id,
                                                     file_path=self.file,
                                                     author=self.tmp_user.username,
                                                     comment='test comment'+str(i))
        resp = self.client.get(self.endpoint + '&page=2&per_page=5')
        self.assertEqual(200, resp.status_code)

        json_resp = json.loads(resp.content)
        link = reverse('api2-file-comments', args=[self.repo.id]) + '?page=1&per_page=5'
        assert link in resp.headers.get('links')
        assert len(json_resp['comments']) == 5
        assert json_resp['comments'][0]['comment'] == 'test comment5'
        assert json_resp['comments'][0]['user_email'] == self.tmp_user.email
        assert 'avatars' in json_resp['comments'][0]['avatar_url']
        assert json_resp['total_count'] == 10

    def test_can_list_with_avatar_size(self):
        o = FileComment.objects.add_by_file_path(repo_id=self.repo.id,
                                                 file_path=self.file,
                                                 author=self.tmp_user.username,
                                                 comment='test comment')
        resp = self.client.get(self.endpoint + '&avatar_size=20')
        self.assertEqual(200, resp.status_code)

        json_resp = json.loads(resp.content)
        assert len(json_resp['comments']) == 1
        assert json_resp['comments'][0]['comment'] == o.comment
        assert json_resp['comments'][0]['user_email'] == self.tmp_user.email
        assert 'avatars' in json_resp['comments'][0]['avatar_url']
        assert json_resp['total_count'] == 1

    def test_can_post(self):
        resp = self.client.post(self.endpoint, {
            'comment': 'new comment'
        })
        self.assertEqual(201, resp.status_code)

        json_resp = json.loads(resp.content)
        assert json_resp['comment'] == 'new comment'
        assert 'avatars' in json_resp['avatar_url']

    def test_can_post_with_avatar_size(self):
        resp = self.client.post(self.endpoint + '&avatar_size=20', {
            'comment': 'new comment'
        })
        self.assertEqual(201, resp.status_code)

        json_resp = json.loads(resp.content)
        assert json_resp['comment'] == 'new comment'
        assert 'avatars' in json_resp['avatar_url']

    def test_invalid_user(self):
        self.logout()
        self.login_as(self.admin)

        resp = self.client.get(self.endpoint)
        self.assertEqual(403, resp.status_code)

        resp = self.client.post(self.endpoint, {
            'comment': 'new comment'
        })
        self.assertEqual(403, resp.status_code)

    def test_can_notify_participant(self):
        assert len(UserNotification.objects.all()) == 0

        # share repo and add participant
        seafile_api.share_repo(self.repo.id, self.user.username, self.admin.username, 'rw')
        file_uuid = FileUUIDMap.objects.get_or_create_fileuuidmap_by_path(self.repo.id, self.file, False)
        FileParticipant.objects.add_participant(file_uuid, self.admin.username)

        resp = self.client.post(self.endpoint, {
            'comment': 'new comment'
        })
        self.assertEqual(201, resp.status_code)

        assert len(UserNotification.objects.all()) == 1
        assert UserNotification.objects.all()[0].to_user == self.admin.username