from pathlib import Path


def test_dynamic_configuration(notes: Path) -> None:
    import pytz
    from types import SimpleNamespace as NS

    from my.core.cfg import tmp_config
    with tmp_config() as C:
        C.orgmode = NS(paths=[notes])
        # TODO ugh. this belongs to tz provider or global config or something
        C.weight  = NS(default_timezone=pytz.timezone('Europe/London'))

        from my.body.weight import from_orgmode
        weights = [0.0 if isinstance(x, Exception) else x.value for x in from_orgmode()]

    assert weights == [
        0.0,
        62.0,
        0.0,
        61.0,
        62.0,
        0.0,
    ]

import pytest # type: ignore


def test_environment_variable(tmp_path: Path) -> None:
    cfg_dir  = tmp_path / 'my'
    cfg_file = cfg_dir / 'config.py'
    cfg_dir.mkdir()
    cfg_file.write_text('''
class feedly:
    pass
class just_for_test:
    pass
''')

    import os
    oenv = dict(os.environ)
    try:
        os.environ['MY_CONFIG'] = str(tmp_path)
        # should not raise at least
        import my.rss.feedly

        import my.config as c
        assert hasattr(c, 'just_for_test')
    finally:
        os.environ.clear()
        os.environ.update(oenv)

    import sys
    # TODO wtf??? doesn't work without unlink... is it caching something?
    cfg_file.unlink()
    del sys.modules['my.config'] # meh..

    import my.config as c
    assert not hasattr(c, 'just_for_test')


from dataclasses import dataclass


def test_user_config() -> None:
    from my.core.common import classproperty
    class user_config:
        param1 = 'abacaba'
        # TODO fuck. properties don't work here???
        @classproperty
        def param2(cls) -> int:
            return 456

        extra = 'extra!'

    @dataclass
    class test_config(user_config):
        param1: str
        param2: int # type: ignore[assignment] # TODO need to figure out how to trick mypy for @classproperty
        param3: str = 'default'

    assert test_config.param1 == 'abacaba'
    assert test_config.param2 == 456
    assert test_config.param3 == 'default'
    assert test_config.extra  == 'extra!'

    from my.core.cfg import make_config
    c = make_config(test_config)
    assert c.param1 == 'abacaba'
    assert c.param2 == 456
    assert c.param3 == 'default'
    assert c.extra  == 'extra!'


@pytest.fixture
def notes(tmp_path: Path):
    ndir = tmp_path / 'notes'
    ndir.mkdir()
    logs = ndir / 'logs.org'
    logs.write_text('''
#+TITLE: Stuff I'm logging

* Weight (org-capture) :weight:
** [2020-05-01 Fri 09:00] 62
** 63
    this should be ignored, got no timestamp
** [2020-05-03 Sun 08:00] 61
** [2020-05-04 Mon 10:00] 62
    ''')
    misc = ndir / 'misc.org'
    misc.write_text('''
Some misc stuff

* unrelated note :weight:whatever:
    ''')
    try:
        yield ndir
    finally:
        pass


@pytest.fixture(autouse=True)
def prepare():
    from .common import reset_modules
    reset_modules()
    yield