from typing import Any

from app.db.mock_database import SessionMockLocal
from app.db.mock_models import Customer
from app.services.domain.common import parse_float, stable_int
from app.services.orchestration.technical_normalizer import normalize_cpf


async def validar_cliente_venda(cpf: str, valor_veiculo: float) -> dict[str, Any]:
    cpf_norm = normalize_cpf(cpf)
    db = SessionMockLocal()
    try:
        cliente = db.query(Customer).filter(Customer.cpf == cpf_norm).first()

        if cliente:
            score = int(cliente.score)
            limite = parse_float(cliente.limite_credito, 0.0)
            restricao = bool(cliente.possui_restricao)
            nome = cliente.nome
        else:
            entropy = stable_int(cpf_norm)
            score = int(300 + (entropy % 550))
            limite = float(30000 + (entropy % 150000))
            restricao = entropy % 7 == 0
            nome = "Cliente Simulado"

        aprovado = (not restricao) and (valor_veiculo <= limite)
        return {
            "aprovado": aprovado,
            "cpf": cpf_norm,
            "nome": nome,
            "score": score,
            "limite_credito": limite,
            "possui_restricao": restricao,
            "valor_veiculo": valor_veiculo,
        }
    finally:
        db.close()