#!/usr/bin/env python3

# http://www.drdobbs.com/testing/unit-testing-with-python/240165163

import logging
import os
import shutil
import sys
import tempfile
import unittest
from pathlib import Path
from unittest import mock

import git
import requests
import yaml

localmodule = Path(__file__).resolve().parent.parent
print('localmodule: ' + str(localmodule))
if localmodule not in sys.path:
    sys.path.insert(0, str(localmodule))

from testcommon import TmpCwd, mkdtemp, parse_args_for_test

import fdroidserver.common
import fdroidserver.import_subcommand
import fdroidserver.metadata
from fdroidserver.exception import FDroidException


class ImportTest(unittest.TestCase):
    '''fdroid import'''

    def setUp(self):
        logging.basicConfig(level=logging.DEBUG)
        self.basedir = localmodule / 'tests'
        os.chdir(self.basedir)
        self._td = mkdtemp()
        self.testdir = self._td.name

    def tearDown(self):
        os.chdir(self.basedir)
        self._td.cleanup()

    def test_import_gitlab(self):
        with tempfile.TemporaryDirectory() as testdir, TmpCwd(testdir):
            # FDroidPopen needs some config to work
            config = dict()
            fdroidserver.common.fill_config_defaults(config)
            fdroidserver.common.config = config

            url = 'https://gitlab.com/fdroid/ci-test-app'
            r = requests.head(url, timeout=300)
            if r.status_code != 200:
                print("ERROR", url, 'unreachable (', r.status_code, ')')
                print('Skipping ImportTest!')
                return

            app = fdroidserver.import_subcommand.get_app_from_url(url)
            fdroidserver.import_subcommand.clone_to_tmp_dir(app)
            self.assertEqual(app.RepoType, 'git')
            self.assertEqual(app.Repo, 'https://gitlab.com/fdroid/ci-test-app.git')

    def test_get_app_from_url(self):
        with tempfile.TemporaryDirectory() as testdir, TmpCwd(testdir):
            testdir = Path(testdir)
            (testdir / 'tmp').mkdir()
            tmp_importer = testdir / 'tmp/importer'
            data = (
                (
                    'cn.wildfirechat.chat',
                    'https://github.com/wildfirechat/android-chat',
                    '0.6.9',
                    23,
                ),
                (
                    'com.anpmech.launcher',
                    'https://github.com/KeikaiLauncher/KeikaiLauncher',
                    'Unknown',
                    None,
                ),
                (
                    'ut.ewh.audiometrytest',
                    'https://github.com/ReeceStevens/ut_ewh_audiometer_2014',
                    '1.65',
                    14,
                ),
            )
            for appid, url, vn, vc in data:
                shutil.rmtree(
                    tmp_importer,
                    onerror=fdroidserver.import_subcommand.handle_retree_error_on_windows,
                )
                shutil.copytree(self.basedir / 'source-files' / appid, tmp_importer)

                app = fdroidserver.import_subcommand.get_app_from_url(url)
                with mock.patch(
                    'fdroidserver.common.getvcs',
                    lambda a, b, c: fdroidserver.common.vcs(url, testdir),
                ), mock.patch(
                    'fdroidserver.common.vcs.gotorevision', lambda s, rev: None
                ), mock.patch(
                    'shutil.rmtree', lambda a, onerror=None: None
                ):
                    build_dir = fdroidserver.import_subcommand.clone_to_tmp_dir(app)
                self.assertEqual('git', app.RepoType)
                self.assertEqual(url, app.Repo)
                self.assertEqual(url, app.SourceCode)
                logging.info(build_dir)
                paths = fdroidserver.common.get_all_gradle_and_manifests(build_dir)
                self.assertNotEqual(paths, [])
                (
                    versionName,
                    versionCode,
                    package,
                ) = fdroidserver.common.parse_androidmanifests(paths, app)
                self.assertEqual(vn, versionName)
                self.assertEqual(vc, versionCode)
                self.assertEqual(appid, package)

    def test_bad_urls(self):
        for url in (
            'asdf',
            'file://thing.git',
            'https:///github.com/my/project',
            'git:///so/many/slashes',
            'ssh:/notabug.org/missing/a/slash',
            'git:notabug.org/missing/some/slashes',
            'https//github.com/bar/baz',
        ):
            with self.assertRaises(ValueError):
                fdroidserver.import_subcommand.get_app_from_url(url)

    @mock.patch('sys.argv', ['fdroid import', '-u', 'https://example.com/mystery/url'])
    @mock.patch('fdroidserver.import_subcommand.clone_to_tmp_dir', lambda a: None)
    def test_unrecognized_url(self):
        """Test whether error is thrown when the RepoType was not found.

        clone_to_tmp_dir is mocked out to prevent this test from using
        the network, if it gets past the code that throws the error.

        """
        with self.assertRaises(FDroidException):
            fdroidserver.import_subcommand.main()

    @mock.patch('sys.argv', ['fdroid import', '-u', 'https://fake/git/url.git'])
    @mock.patch(
        'fdroidserver.import_subcommand.clone_to_tmp_dir', lambda a, r: Path('td')
    )
    def test_main_local_git(self):
        os.chdir(self.testdir)
        git.Repo.init('td')
        with Path('td/build.gradle').open('w') as fp:
            fp.write('android { defaultConfig { applicationId "com.example" } }')
        fdroidserver.import_subcommand.main()
        with open('metadata/com.example.yml') as fp:
            data = yaml.safe_load(fp)
        self.assertEqual(data['Repo'], sys.argv[2])
        self.assertEqual(data['RepoType'], 'git')
        self.assertEqual(1, len(data['Builds']))


if __name__ == "__main__":
    import argparse

    parser = argparse.ArgumentParser()
    parser.add_argument(
        "-v",
        "--verbose",
        action="store_true",
        default=False,
        help="Spew out even more information than normal",
    )
    parse_args_for_test(parser, sys.argv)

    newSuite = unittest.TestSuite()
    newSuite.addTest(unittest.makeSuite(ImportTest))
    unittest.main(failfast=False)