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

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#-*- python -*-

from __future__ import unicode_literals
from __future__ import absolute_import
import tempfile
import json
import os
from operator import attrgetter
from cgi import FieldStorage
from io import BytesIO

from nose.tools import assert_equal
from tg import tmpl_context as c

from forgediscussion.site_stats import posts_24hr
from ming.orm import ThreadLocalORMSession

from allura import model as M
from allura.tests import decorators as td
from forgediscussion.tests.functional.test_rest import TestDiscussionApiBase
from forgediscussion.model.forum import Forum, ForumPost


class TestApp(TestDiscussionApiBase):  # creates some sample data

    @td.with_discussion
    def test_uninstall(self):
        assert ForumPost.query.get(text='Hi boys and girls')
        # c.app.uninstall(c.project) errors out, but works ok in test_uninstall for repo tools.  So instead:
        c.project.uninstall_app('discussion')
        assert not ForumPost.query.get(text='Hi boys and girls')

    @td.with_discussion
    def test_tickets_stats_24hr(self):
        # invoked normally via entry point
        assert_equal(2, posts_24hr())


class TestBulkExport(TestDiscussionApiBase):

    def test_bulk_export(self):
        # Clear out some context vars, to properly simulate how this is run from the export task
        # Besides, it's better not to need c context vars
        c.app = c.project = None

        project = M.Project.query.get(shortname='test')
        discussion = project.app_instance('discussion')
        f = tempfile.TemporaryFile('w+')
        discussion.bulk_export(f)
        f.seek(0)
        discussion = json.loads(f.read())
        forums = sorted(discussion['forums'], key=lambda x: x['name'])

        assert_equal(forums[0]['shortname'], 'general')
        assert_equal(
            forums[0]['description'], 'Forum about anything you want to talk about.')
        assert_equal(forums[0]['name'], 'General Discussion')
        forums[0]['threads'] = sorted(forums[0]['threads'],
                                      key=lambda x: x['posts'][0]['subject'])
        assert_equal(
            forums[0]['threads'][0]['posts'][0]['text'], 'Hi boys and girls')
        assert_equal(
            forums[0]['threads'][0]['posts'][0]['subject'], 'Hi guys')
        assert_equal(forums[0]['threads'][1]['posts'][0]['text'], '1st post')
        assert_equal(
            forums[0]['threads'][1]['posts'][0]['subject'], "Let's talk")
        assert_equal(forums[1]['shortname'], 'héllo')
        assert_equal(forums[1]['description'], 'Say héllo here')
        assert_equal(forums[1]['name'], 'Say Héllo')

    def test_export_with_attachments(self):
        project = M.Project.query.get(shortname='test')
        discussion = project.app_instance('discussion')
        thread = sorted(Forum.query.get(shortname='general').threads,
                        key=attrgetter('last_post_date'))[-1]
        post = thread.first_post
        test_file1 = FieldStorage()
        test_file1.name = 'file_info'
        test_file1.filename = 'test_file'
        test_file1.file = BytesIO(b'test file1\n')
        post.add_attachment(test_file1)
        ThreadLocalORMSession.flush_all()

        f = tempfile.TemporaryFile('w+')
        temp_dir = tempfile.mkdtemp()
        discussion.bulk_export(f, temp_dir, True)
        f.seek(0)
        discussion = json.loads(f.read())
        forums = sorted(discussion['forums'], key=lambda x: x['name'])
        threads = sorted(forums[0]['threads'], key=lambda x: x['subject'])
        file_path = os.path.join(
            'discussion',
            str(post.discussion_id),
            str(post.thread_id),
            post.slug,
            'test_file'
        )
        assert_equal(threads[0]['posts'][0]['attachments'][0]['path'], file_path)
        os.path.exists(file_path)