import pytest
import logging

from teilchensammler_cli.models import TeilchenCreate, make_teilchen_input

logger = logging.getLogger(__name__)


@pytest.mark.final  # don't run while we are fiddling with the app
def test_initial_layout(snap_compare):
    from teilchensammler_cli.main import app

    assert snap_compare(app, terminal_size=(130, 40))


empty_teilchen = {
    "name": "",
    "description": "",
    "tags": "",
    "text": "",
    "number": 1,
}


def TC(**kwargs) -> TeilchenCreate | None:
    """TC = TeilchenCreate

    Create Teilchen with desired attributes.

    Args:
        input: mapping that must be well-formed enough to actually create a Teilchen

    Returns:
        - `None` on empty input
        - an instance of `TeilchenCreate`
    """
    if kwargs:
        arguments = empty_teilchen | kwargs
        return TeilchenCreate(**arguments)  # ty:ignore[invalid-argument-type]


@pytest.mark.parametrize(
    "example_input,expected",
    [
        # Not enough data
        ("", TC()),
        (".", TC()),
        ("..", TC()),
        (".a.", TC()),
        ("a", TC()),
        ("aa", TC()),
        # Just enough for "name"
        ("a.", TC(name="a", text="a.")),
        ("aa.", TC(name="aa", text="aa.")),
        ("a..", TC(name="a", text="a..")),
        ("a.b.", TC(name="a", text="a.b.")),
        # Just enough for "name" and "description"
        ('a."b"', TC(name="a", description="b", text='a."b"')),
        ('a. "b"', TC(name="a", description="b", text='a. "b"')),
        ('a. ""', TC(name="a", description="", text='a. ""')),
        ('. ""', TC()),
        ('. "b"', TC()),
        # Just enough for "name" and "description" and "tags"
        ('a. "b" #c', TC(name="a", description="b", tags="#c", text='a. "b" #c')),
        ('a. "b #d" #c', TC(name="a", description="b #d", tags="#c #d", text='a. "b #d" #c')),
        # swap order in input, tag result is stable
        ('a. "b #c" #d', TC(name="a", description="b #c", tags="#c #d", text='a. "b #c" #d')),
        # Just enough for "name" and "tags"
        ("a. #d", TC(name="a", description="", tags="#d", text="a. #d")),
        ("a. #d#b", TC(name="a", description="", tags="#b #d", text="a. #d#b")),
        ("a. ##b", TC(name="a", description="", tags="#b", text="a. ##b")),
        ("a. #", TC(name="a", description="", tags="", text="a. #")),
        ("a. ##", TC(name="a", description="", tags="", text="a. ##")),
        # do we care about "number"?
    ],
)
async def test_maketeilcheninput_can_create_desired_teilchen(
    example_input: str, expected: dict[str, str | int] | None
) -> None:

    actual = await make_teilchen_input(example_input)

    assert expected == actual