import os
from ast_validator import validate_ast
from sandbox_runner import sandbox_test
from gated_review import gate_reject
from patch_manager import prepare_patch, apply_patch

PENDING_PATCH = None
PENDING_TARGET = None

def divine_mutation(new_code, target_file):
    global PENDING_PATCH, PENDING_TARGET

    # Vérification AST
    ast_ok, ast_err = validate_ast(new_code)
    if not ast_ok:
        return f"[❌ AST ERROR]\n{ast_err}"

    # Sandbox
    sandbox_ok, sandbox_err = sandbox_test(new_code)
    if not sandbox_ok:
        return f"[❌ SANDBOX FAILURE]\n{sandbox_err}"

    # Rejection Gate
    gate_ok, gate_reason = gate_reject(ast_ok, sandbox_ok)
    if not gate_ok:
        return f"[❌ MUTATION BLOQUÉE]\n{gate_reason}"

    # Préparer patch
    PENDING_PATCH = prepare_patch(new_code)
    PENDING_TARGET = target_file

    return "[✅ PATCH PRÊT]\nEnvoie 'VALIDER' pour appliquer ou 'ANNULER' pour rejeter."

def apply_pending():
    global PENDING_PATCH, PENDING_TARGET
    if PENDING_PATCH and PENDING_TARGET:
        apply_patch(PENDING_TARGET, PENDING_PATCH)
        PENDING_PATCH = None
        PENDING_TARGET = None
        return "[✔️ PATCH APPLIQUÉ]"
    return "Aucun patch en attente."

def cancel_pending():
    global PENDING_PATCH, PENDING_TARGET
    PENDING_PATCH = None
    PENDING_TARGET = None
    return "[❌ PATCH ANNULÉ]"