"""
arifos_core/pipeline/stage_000_hypervisor.py

Stage 000: Hypervisor Preprocessing

Executes F10-F12 checks BEFORE LLM inference:
- F12: Injection Defense (input sanitization)
- F11: Command Authentication (nonce verification)
- F10: Ontology Guard (symbolic mode enforcement)

If any hypervisor floor fails → SABAR verdict (immediate block)

DITEMPA BUKAN DIBERI - Forged v46.1
"""

from .context import PipelineContext


def stage_000_hypervisor(context: PipelineContext) -> PipelineContext:
    """
    Stage 000: Hypervisor preprocessing gates.

    Checks F10-F12 before allowing LLM inference.
    In this simplified implementation, hypervisor checks are assumed
    to be already performed (or stubbed for now).

    Args:
        context: Pipeline context with input query

    Returns:
        Updated context with hypervisor results

    Note:
        Full hypervisor implementation would integrate with:
        - arifos_core/system/hypervisor.py (F10-F12 logic)
        - Input sanitization patterns
        - Nonce verification system
    """
    context.stage_reached = 0
    context.metadata["stage_000"] = "Hypervisor preprocessing"

    # TODO: Integrate actual hypervisor checks
    # For now, assume hypervisor passes (production would call Hypervisor class)
    # from arifos_core.system.hypervisor import Hypervisor
    # hypervisor = Hypervisor()
    # result = hypervisor.preprocess_input(context.query, context.user_id, ...)
    # context.hypervisor_passed = result.passed
    # context.hypervisor_failures = result.failures

    # Stub: Assume pass unless context explicitly sets failure
    if not context.hypervisor_passed:
        context.failures.extend(context.hypervisor_failures)
        context.metadata["stage_000_result"] = "SABAR (hypervisor block)"
        # Short-circuit: Don't proceed to later stages
        return context

    context.metadata["stage_000_result"] = "PASS"
    return context


__all__ = ["stage_000_hypervisor"]
