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

import os
import unittest
import configparser

from ankisyncd.collection import CollectionWrapper
from ankisyncd.collection import get_collection_wrapper

import helpers.server_utils


class FakeCollectionWrapper(CollectionWrapper):
    def __init__(self, config, path, setup_new_collection=None):
        self._CollectionWrapper__col = None
        pass


class BadCollectionWrapper:
    pass


class CollectionWrapperFactoryTest(unittest.TestCase):
    def test_get_collection_wrapper(self):
        # Get absolute path to development ini file.
        script_dir = os.path.dirname(os.path.realpath(__file__))
        ini_file_path = os.path.join(script_dir, "assets", "test.conf")

        # Create temporary files and dirs the server will use.
        server_paths = helpers.server_utils.create_server_paths()

        config = configparser.ConfigParser()
        config.read(ini_file_path)
        path = os.path.realpath("fake/collection.anki2")

        # Use custom files and dirs in settings. Should be CollectionWrapper
        config["sync_app"].update(server_paths)
        self.assertTrue(
            type(get_collection_wrapper(config["sync_app"], path) == CollectionWrapper)
        )

        # A conf-specified CollectionWrapper is loaded
        config.set(
            "sync_app",
            "collection_wrapper",
            "test_collection_wrappers.FakeCollectionWrapper",
        )
        self.assertTrue(
            type(get_collection_wrapper(config["sync_app"], path))
            == FakeCollectionWrapper
        )

        # Should fail at load time if the class doesn't inherit from CollectionWrapper
        config.set(
            "sync_app",
            "collection_wrapper",
            "test_collection_wrappers.BadCollectionWrapper",
        )
        with self.assertRaises(TypeError):
            pm = get_collection_wrapper(config["sync_app"], path)