def test_order_export_inherits_global_safety_flags_when_order_flags_are_unset(monkeypatch):
    from app.modules.orders.backend import economic_export

    settings = economic_export.settings
    monkeypatch.setattr(settings, "ECONOMIC_READ_ONLY", False)
    monkeypatch.setattr(settings, "ECONOMIC_DRY_RUN", False)
    monkeypatch.setattr(settings, "ORDRE_ECONOMIC_READ_ONLY", True)
    monkeypatch.setattr(settings, "ORDRE_ECONOMIC_DRY_RUN", True)
    fields_set = set(settings.model_fields_set)
    fields_set.discard("ORDRE_ECONOMIC_READ_ONLY")
    fields_set.discard("ORDRE_ECONOMIC_DRY_RUN")
    monkeypatch.setattr(settings, "__pydantic_fields_set__", fields_set)

    service = economic_export.OrdreEconomicExportService()

    assert service.read_only is False
    assert service.dry_run is False


def test_order_export_respects_explicit_order_safety_flags(monkeypatch):
    from app.modules.orders.backend import economic_export

    settings = economic_export.settings
    monkeypatch.setattr(settings, "ECONOMIC_READ_ONLY", False)
    monkeypatch.setattr(settings, "ECONOMIC_DRY_RUN", False)
    monkeypatch.setattr(settings, "ORDRE_ECONOMIC_READ_ONLY", True)
    monkeypatch.setattr(settings, "ORDRE_ECONOMIC_DRY_RUN", True)
    fields_set = set(settings.model_fields_set)
    fields_set.update({"ORDRE_ECONOMIC_READ_ONLY", "ORDRE_ECONOMIC_DRY_RUN"})
    monkeypatch.setattr(settings, "__pydantic_fields_set__", fields_set)

    service = economic_export.OrdreEconomicExportService()

    assert service.read_only is True
    assert service.dry_run is True


def test_economic_validation_error_is_exposed_without_developer_metadata():
    from app.modules.orders.backend.economic_export import _economic_error_message

    message = _economic_error_message(
        400,
        '{"message":"Validation failed","errors":{"paymentTerms":"Required"},"developerHint":"internal"}',
    )

    assert "Validation failed" in message
    assert "paymentTerms" in message
    assert "Required" in message
    assert "internal" not in message


def test_order_export_blocks_priced_line_when_product_does_not_exist():
    from fastapi import HTTPException
    from app.modules.orders.backend.economic_export import _require_valid_product_numbers

    try:
        _require_valid_product_numbers({"1000", "UKENDT"}, {"1000"})
        assert False, "missing product must block the export before POST"
    except HTTPException as exc:
        assert exc.status_code == 409
        assert "UKENDT" in exc.detail
        assert "Ordren blev ikke sendt" in exc.detail


def test_order_export_accepts_only_verified_products():
    from app.modules.orders.backend.economic_export import _require_valid_product_numbers

    assert _require_valid_product_numbers({"1000"}, {"1000"}) == []