def test_config_service_defaults_llm_timeout_seconds():
    from landppt.services.config_service import ConfigService

    service = ConfigService(env_file=".env.example")

    assert service.config_schema["llm_timeout_seconds"]["default"] == "600"


def test_db_config_service_defaults_llm_timeout_seconds():
    from landppt.services.db_config_service import DatabaseConfigService

    service = DatabaseConfigService()

    assert service.config_schema["llm_timeout_seconds"]["default"] == "600"


def test_get_user_ai_provider_config_sync_includes_llm_timeout_seconds(monkeypatch):
    class FakeDBConfigService:
        def get_all_config_sync(self, user_id=None):
            assert user_id == 7
            return {
                "default_ai_provider": "openai",
                "openai_api_key": "sync-openai-key",
                "openai_base_url": "https://api.example.com/v1",
                "openai_model": "gpt-sync",
                "llm_timeout_seconds": "900",
            }

    import landppt.services.db_config_service as db_mod

    monkeypatch.setattr(db_mod, "get_db_config_service", lambda: FakeDBConfigService(), raising=True)

    config = db_mod.get_user_ai_provider_config_sync(7)

    assert config["provider_name"] == "openai"
    assert config["llm_timeout_seconds"] == "900"


def test_openai_compatible_timeout_uses_unified_llm_timeout():
    from landppt.ai.providers import _get_httpx_timeout_seconds

    assert _get_httpx_timeout_seconds({}) == 600.0
    assert _get_httpx_timeout_seconds({"llm_timeout_seconds": "900"}) == 900.0
    assert _get_httpx_timeout_seconds({"timeout": 45}) == 45.0


def test_ai_provider_factory_reuses_provider_for_same_config():
    from landppt.ai.base import AIProvider
    from landppt.ai.providers import AIProviderFactory

    class DummyProvider(AIProvider):
        async def chat_completion(self, messages, **kwargs):
            raise NotImplementedError

        async def text_completion(self, prompt, **kwargs):
            raise NotImplementedError

    old_provider = AIProviderFactory._providers.get("dummy")
    AIProviderFactory._providers["dummy"] = DummyProvider
    AIProviderFactory.clear_cache()
    try:
        first = AIProviderFactory.create_provider("dummy", {"model": "m1", "api_key": "k"})
        second = AIProviderFactory.create_provider("dummy", {"api_key": "k", "model": "m1"})
        third = AIProviderFactory.create_provider("dummy", {"api_key": "other", "model": "m1"})

        assert second is first
        assert third is not first
    finally:
        AIProviderFactory.clear_cache()
        if old_provider is None:
            AIProviderFactory._providers.pop("dummy", None)
        else:
            AIProviderFactory._providers["dummy"] = old_provider