"""Project creation helpers — eligibility, enrichment, early MSP analysis."""
from __future__ import annotations

import logging

from fastapi import HTTPException

logger = logging.getLogger(__name__)


def validate_grant_eligibility(external_context: dict) -> None:
    """Hard-block tworzenia projektu dla zamkniętych / przestarzałych naborów."""
    if "selected_grant" not in external_context:
        return
    grant = external_context["selected_grant"]
    if grant.get("status") == "closed" or grant.get("is_outdated_warning"):
        logger.warning(
            "[Projects] Próba utworzenia wniosku dla wygasłego naboru: %s",
            grant.get("name"),
        )
        raise HTTPException(
            status_code=400,
            detail=(
                "Ten nabór został oznaczony jako ZAMKNIĘTY lub PRZESTARZAŁY. "
                "Ze względów bezpieczeństwa nie można utworzyć projektu dla tego naboru."
            ),
        )


async def enrich_company_context_at_creation(enriched_context: dict, description: str | None) -> dict:
    """Pełne pobranie GUS/KRS + enrichment SUDOP/gaps na starcie projektu."""
    if "company_data" not in enriched_context:
        return enriched_context
    if not enriched_context["company_data"].get("nip"):
        return enriched_context

    nip = enriched_context["company_data"]["nip"]
    try:
        from tools.company_search import fetch_regon_data
        from integrations.krs_client import KRSClient

        full_data = fetch_regon_data(nip) or {}
        full_data = {**full_data, "nip": nip}

        krs = full_data.get("krs") or full_data.get("numerKRS")
        if krs:
            try:
                odpis = KRSClient.get_odpis_aktualny(str(krs))
                if odpis:
                    krs_relations = KRSClient.extract_graph_relations(odpis)
                    full_data["krs_full"] = krs_relations
                    full_data["krs_zarzad"] = krs_relations.get("zarzad", [])
                    full_data["krs_wspolnicy"] = krs_relations.get("wspolnicy", [])
                    logger.info("[Projects] Pobrano pełny odpis KRS dla projektu (KRS: %s)", krs)
            except Exception as krs_e:
                logger.warning("[Projects] Nie udało się pobrać odpisu KRS: %s", krs_e)

        enriched_context["company_data"] = full_data
        logger.info("[Projects] Wzbogacono dane firmy na starcie projektu (NIP: %s)", nip)

        try:
            from core.registry_enrichment import enrich_company_profile

            enrichment = await enrich_company_profile(
                nip,
                project_description=description or "",
                include_web_intel=False,
            )
            enriched_company = enrichment.get("company_data") or {}
            for krs_key in ("krs_full", "krs_zarzad", "krs_wspolnicy"):
                if krs_key in full_data and krs_key not in enriched_company:
                    enriched_company[krs_key] = full_data[krs_key]
            enriched_context["company_data"] = {**full_data, **enriched_company}
            if enrichment.get("gaps"):
                enriched_context["gaps"] = enrichment["gaps"]
            if enrichment.get("risk_hints"):
                enriched_context["risk_hints"] = enrichment["risk_hints"]
            if enrichment.get("sudop"):
                enriched_context["sudop"] = enrichment["sudop"]
            logger.info(
                "[Projects] Enrichment SUDOP/gaps wykonany dla NIP %s (luki: %s)",
                nip,
                len(enrichment.get("gaps", [])),
            )
        except Exception as enrich_e:
            logger.warning("[Projects] Pełny enrichment (SUDOP/gaps) nieudany: %s", enrich_e)
    except Exception as gus_e:
        logger.warning(
            "[Projects] Błąd wzbogacania danych GUS/KRS dla nowo tworzonego projektu: %s",
            gus_e,
        )

    return enriched_context


def apply_early_msp_analysis(enriched_context: dict) -> dict:
    """Wczesna analiza MSP/GraphRAG przy tworzeniu projektu."""
    if "company_data" not in enriched_context:
        return enriched_context

    nip = enriched_context["company_data"].get("nip")
    if not nip:
        return enriched_context

    try:
        from core.graph_rag.sme_verifier import sme_verifier

        declared = enriched_context.get("declared_sme_status", "mikro")
        msp_result = sme_verifier.verify_sme_status(nip=nip, declared_status=declared)
        enriched_context["msp_analysis"] = msp_result
        logger.info("[Projects] Wczesna analiza MSP wykonana dla NIP %s przy tworzeniu projektu", nip)

        is_mock = msp_result.get("using_real_data") is False or "mock" in str(
            msp_result.get("msp_risk_note", "")
        ).lower()
        enriched_context["credibility_flags"] = {
            "msp_analysis_performed": True,
            "msp_using_real_data": msp_result.get("using_real_data", False),
            "msp_risk": bool(msp_result.get("msp_risk_note")),
            "gus_enriched": bool(
                enriched_context.get("company_data", {}).get("pkd")
            ),
            "overall_trust_level": (
                "high"
                if msp_result.get("using_real_data")
                else "medium"
                if not is_mock
                else "low-mock"
            ),
        }
    except Exception as msp_e:
        logger.warning("[Projects] Nie udało się wykonać wczesnej analizy MSP: %s", msp_e)
        enriched_context["credibility_flags"] = {
            "msp_analysis_performed": False,
            "overall_trust_level": "unknown",
        }

    return enriched_context