from __future__ import annotations

from pathlib import Path

import pytest

from tenbackward.config import Config


@pytest.fixture()
def env_setup(monkeypatch: pytest.MonkeyPatch) -> None:
    """Provide a fully populated environment for Config success paths.

    Tests that exercise the missing-required-key path should call
    `monkeypatch.delenv(...)` explicitly.
    """
    monkeypatch.setenv("MASTODON_BASE_URL", "https://mastodon.example")
    monkeypatch.setenv("MASTODON_ACCESS_TOKEN", "test-token")
    monkeypatch.setenv("SITE_URL", "https://blog.example.com")
    monkeypatch.setenv("HASHTAGS", "#throwback,#10backward")
    monkeypatch.setenv("RUN_AT", "09:00")


@pytest.fixture()
def data_dir(tmp_path: Path) -> Path:
    return tmp_path / "data"


@pytest.fixture()
def full_config(env_setup, data_dir) -> Config:
    """Build a Config object that points at an isolated data dir."""
    from tenbackward.config import load_config

    import os

    os.environ["DATA_DIR"] = str(data_dir)
    return load_config()