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

"""

 (c) 2018 - Copyright Red Hat Inc

 Authors:

   Pierre-Yves Chibon <pingou@pingoured.fr></pingou@pingoured.fr>

"""

from __future__ import unicode_literals

__requires__ = ['SQLAlchemy >= 0.8']

import pkg_resources

import datetime

import json

import unittest

import re

import shutil

import sys

import tempfile

import time

import os

import pygit2

from mock import ANY, patch, MagicMock

sys.path.insert(0, os.path.join(os.path.dirname(

    os.path.abspath(__file__)), '..'))

import pagure

import pagure.lib

import tests

from pagure.lib.repo import PagureRepo

class PagureFlaskPrIssueLinkTest(tests.Modeltests):

    """ Tests pagure when linking PRs to tickets """

    maxDiff = None

    def setUp(self):

        """ Set up the environnment, ran before every tests. """

        super(PagureFlaskPrIssueLinkTest, self).setUp()

        tests.create_projects(self.session)

        tests.create_projects(

            self.session, is_fork=True, user_id=2, hook_token_suffix='bar')

        tests.create_projects_git(os.path.join(self.path, 'repos'), bare=True)

        tests.create_projects_git(os.path.join(

            self.path, 'repos', 'forks', 'foo'), bare=True)

        repo = pagure.lib.get_authorized_project(self.session, 'test')

        # Create issues to play with

        msg = pagure.lib.new_issue(

            session=self.session,

            repo=repo,

            title='tést íssüé',

            content='We should work on this',

            user='pingou',

        )

        self.session.commit()

        self.assertEqual(msg.title, 'tést íssüé')

        msg = pagure.lib.new_issue(

            session=self.session,

            repo=repo,

            title='tést íssüé #2',

            content='We should still work on this',

            user='foo',

        )

        self.session.commit()

        self.assertEqual(msg.title, 'tést íssüé #2')

        # Add a commit to the fork

        newpath = tempfile.mkdtemp(prefix='pagure-fork-test')

        repopath = os.path.join(newpath, 'test')

        clone_repo = pygit2.clone_repository(os.path.join(

            self.path, 'repos', 'forks', 'foo', 'test.git'), repopath)

        # Create a file in that git repo

        with open(os.path.join(repopath, 'sources'), 'w') as stream:

            stream.write('foo\n bar')

        clone_repo.index.add('sources')

        clone_repo.index.write()

        try:

            com = repo.revparse_single('HEAD')

            prev_commit = [com.oid.hex]

        except:

            prev_commit = []

        # Commits the files added

        tree = clone_repo.index.write_tree()

        author = pygit2.Signature(

            'Alice Author', 'alice@authors.tld')

        committer = pygit2.Signature(

            'Cecil Committer', 'cecil@committers.tld')

        clone_repo.create_commit(

            'refs/heads/master',  # the name of the reference to update

            author,

            committer,

            'Add sources file for testing\n\n Relates to #2',

            # binary string representing the tree object ID

            tree,

            # list of binary strings representing parents of the new commit

            prev_commit

        )

        refname = 'refs/heads/master:refs/heads/master'

        ori_remote = clone_repo.remotes[0]

        PagureRepo.push(ori_remote, refname)

        # Create the corresponding PR

        repo = pagure.lib.get_authorized_project(self.session, 'test')

        fork_repo = pagure.lib.get_authorized_project(

            self.session, 'test', user='foo')

        request = pagure.lib.new_pull_request(

            self.session,

            branch_from='master',

            repo_to=repo,

            branch_to='master',

            title='test PR',

            user='foo',

            initial_comment=None,

            repo_from=fork_repo,

        )

        self.session.commit()

        pagure.lib.tasks.link_pr_to_ticket(request.uid)

        self.assertEqual(request.id, 3)

    def test_ticket_no_link(self):

        """ Test that no Related PR(s) block is showing in the issue page.

        """

        output = self.app.get('/test/issue/1')

        self.assertEqual(output.status_code, 200)

        self.assertNotIn(

            'Related Pull Requests',

            output.get_data(as_text=True))

    def test_ticket_link(self):

        """ Test that no Related PR(s) block is showing in the issue page.

        """

        time.sleep(1)

        output = self.app.get('/test/issue/2')

        self.assertEqual(output.status_code, 200)

        self.assertIn(

            'Related Pull Requests',

            output.get_data(as_text=True))

if __name__ == '__main__':

    unittest.main(verbosity=2)