"""Teste mapare op ROAAUTO -> cod RAR: fuzzy, rezolvare pura, flux on-demand.

Contract hibrid (decis 2026-06-15): item de prestatie cu cod_prestatie (RAR direct)
SAU cod_op_service+denumire (mapat de gateway). Op nemapata -> needs_mapping, apare
in editor; la salvarea maparii submission-ul se re-rezolva automat.
"""

from __future__ import annotations

import os
import tempfile

import pytest
from fastapi.testclient import TestClient

from app.mapping import normalize_for_match, resolve_prestatii, suggest_codes


# --------------------------------------------------------------------------- #
# Pur                                                                         #
# --------------------------------------------------------------------------- #

def test_normalize_scoate_diacritice_si_colapseaza():
    assert normalize_for_match("Reparație  motor") == "REPARATIE MOTOR"
    assert normalize_for_match("  întreținere ") == "INTRETINERE"
    assert normalize_for_match(None) == ""


_NOM = [
    {"cod_prestatie": "OE-1", "nume_prestatie": "REPARATIE"},
    {"cod_prestatie": "OE-2", "nume_prestatie": "INTRETINERE"},
    {"cod_prestatie": "OE-3", "nume_prestatie": "REVIZIE PERIODICA"},
    {"cod_prestatie": "R-ODO", "nume_prestatie": "REPARATIE ODOMETRU"},
]


def test_suggest_pune_potrivirea_evidenta_prima():
    s = suggest_codes("Reparatie odometru electronic", _NOM, limit=4)
    assert s[0]["cod_prestatie"] == "R-ODO"
    assert s[0]["score"] >= 60


def test_suggest_denumire_goala_intoarce_nomenclator_scor_zero():
    s = suggest_codes("", _NOM, limit=2)
    assert len(s) == 2
    assert all(x["score"] == 0 for x in s)


def test_resolve_cod_direct_trece_neatins():
    resolved, unmapped = resolve_prestatii([{"cod_prestatie": "oe-1"}], {})
    assert resolved[0]["cod_prestatie"] == "OE-1"  # normalizat upper
    assert unmapped == []


def test_resolve_op_mapata():
    resolved, unmapped = resolve_prestatii(
        [{"cod_op_service": "1234", "denumire": "Schimb ulei"}], {"1234": "OE-2"}
    )
    assert resolved[0]["cod_prestatie"] == "OE-2"
    assert unmapped == []


def test_resolve_op_nemapata_iese_in_unmapped():
    resolved, unmapped = resolve_prestatii(
        [{"cod_op_service": "9999", "denumire": "Operatie noua"}], {}
    )
    assert resolved[0]["cod_prestatie"] is None
    assert unmapped == [{"cod_op_service": "9999", "denumire": "Operatie noua"}]


def test_resolve_cod_valid_cu_nomenclator_trece():
    """cod_prestatie in nomenclator -> pastrat (validare activa)."""
    resolved, unmapped = resolve_prestatii([{"cod_prestatie": "oe-1"}], {}, valid_codes={"OE-1"})
    assert resolved[0]["cod_prestatie"] == "OE-1"
    assert unmapped == []


def test_resolve_cod_necunoscut_devine_unmapped():
    """cod_prestatie NECUNOSCUT in nomenclator -> promovat la cod_op_service + needs_mapping.

    Regresie pentru bug-ul real: un cod intern in cod_prestatie (ex. 'DIVERSE
    VERIFICARI 159002') NU trebuie trimis raw la RAR (HTTP 500 + record partial).
    """
    resolved, unmapped = resolve_prestatii(
        [{"cod_prestatie": "DIVERSE VERIFICARI 159002"}], {}, valid_codes={"OE-1", "R-ODO"}
    )
    assert resolved[0]["cod_prestatie"] is None
    assert resolved[0]["cod_op_service"] == "DIVERSE VERIFICARI 159002"  # promovat
    assert unmapped == [{"cod_op_service": "DIVERSE VERIFICARI 159002",
                         "denumire": "DIVERSE VERIFICARI 159002"}]


def test_resolve_cod_necunoscut_cu_mapare_se_rezolva():
    """Dupa ce codul necunoscut a fost mapat, se rezolva la codul RAR (re-rezolvare)."""
    resolved, unmapped = resolve_prestatii(
        [{"cod_prestatie": "DIVERSE VERIFICARI 159002"}],
        {"DIVERSE VERIFICARI 159002": "OE-1"},
        valid_codes={"OE-1"},
    )
    assert resolved[0]["cod_prestatie"] == "OE-1"
    assert unmapped == []


def test_resolve_fara_valid_codes_e_backcompat():
    """valid_codes=None -> validarea dezactivata: cod direct trece neatins (compat)."""
    resolved, unmapped = resolve_prestatii([{"cod_prestatie": "ORICE-COD"}], {})
    assert resolved[0]["cod_prestatie"] == "ORICE-COD"
    assert unmapped == []


# --------------------------------------------------------------------------- #
# US-002: reguli text (substring) dupa maparea exacta                         #
# --------------------------------------------------------------------------- #

def test_regula_text_contains_rezolva():
    """O operatie nemapata al carei text CONTINE pattern-ul primeste codul regulii."""
    text_rules = [{"pattern": "verificare", "cod_prestatie": "OE-2", "auto_send": 0, "priority": 0}]
    resolved, unmapped = resolve_prestatii(
        [{"cod_op_service": "OP1", "denumire": "Verificare faruri"}],
        {},
        valid_codes={"OE-2"},
        text_rules=text_rules,
    )
    assert resolved[0]["cod_prestatie"] == "OE-2"
    assert unmapped == []


def test_mapare_exacta_bate_regula_text():
    """Maparea exacta cod_op_service->cod are precedenta peste regula text."""
    text_rules = [{"pattern": "verificare", "cod_prestatie": "OE-2", "auto_send": 0, "priority": 0}]
    resolved, unmapped = resolve_prestatii(
        [{"cod_op_service": "OP1", "denumire": "Verificare faruri"}],
        {"OP1": "OE-1"},
        valid_codes={"OE-1", "OE-2"},
        text_rules=text_rules,
    )
    assert resolved[0]["cod_prestatie"] == "OE-1"  # maparea exacta castiga
    assert unmapped == []


def test_regula_text_insensibila_diacritice_caz():
    """Match-ul e insensibil la diacritice si majuscule (ambele parti normalizate)."""
    text_rules = [{"pattern": "Verificări", "cod_prestatie": "OE-2", "auto_send": 0, "priority": 0}]
    resolved, unmapped = resolve_prestatii(
        [{"cod_op_service": "OP1", "denumire": "VERIFICARI complete auto"}],
        {},
        valid_codes={"OE-2"},
        text_rules=text_rules,
    )
    assert resolved[0]["cod_prestatie"] == "OE-2"
    assert unmapped == []


def test_regula_text_cod_invalid_in_nomenclator_ramane_nemapat():
    """Regula da match dar codul ei nu e in nomenclator -> operatia ramane nemapata."""
    text_rules = [{"pattern": "verificare", "cod_prestatie": "ZZZ", "auto_send": 0, "priority": 0}]
    resolved, unmapped = resolve_prestatii(
        [{"cod_op_service": "OP1", "denumire": "Verificare faruri"}],
        {},
        valid_codes={"OE-2"},
        text_rules=text_rules,
    )
    assert resolved[0]["cod_prestatie"] is None
    assert unmapped == [{"cod_op_service": "OP1", "denumire": "Verificare faruri"}]


def test_prima_regula_dupa_priority_castiga():
    """La match multiplu castiga prima regula in ordinea listei (priority, id)."""
    text_rules = [
        {"pattern": "verificare faruri", "cod_prestatie": "OE-3", "auto_send": 0, "priority": 0},
        {"pattern": "verificare", "cod_prestatie": "OE-2", "auto_send": 0, "priority": 1},
    ]
    resolved, unmapped = resolve_prestatii(
        [{"cod_op_service": "OP1", "denumire": "Verificare faruri"}],
        {},
        valid_codes={"OE-2", "OE-3"},
        text_rules=text_rules,
    )
    assert resolved[0]["cod_prestatie"] == "OE-3"  # prima din lista
    assert unmapped == []


# --------------------------------------------------------------------------- #
# Flux complet (API)                                                          #
# --------------------------------------------------------------------------- #

@pytest.fixture()
def client(monkeypatch):
    tmp = tempfile.mkdtemp()
    monkeypatch.setenv("AUTOPASS_DB_PATH", os.path.join(tmp, "t.db"))
    from app.config import get_settings
    get_settings.cache_clear()
    from app.main import app
    with TestClient(app) as c:
        yield c
    get_settings.cache_clear()


def _body(prestatii, **over):
    prez = {
        "vin": "WVWZZZ1KZAW000123",
        "nr_inmatriculare": "B999TST",
        "data_prestatie": "2026-06-15",
        "odometru_final": "123456",
        "prestatii": prestatii,
    }
    prez.update(over)
    return {"rar_credentials": {"email": "x@y.ro", "password": "s"}, "prezentari": [prez]}


def test_nomenclator_seed_la_boot(client):
    r = client.get("/v1/nomenclator")
    coduri = {n["cod_prestatie"] for n in r.json()["nomenclator"]}
    assert {"OE-1", "R-ODO", "I-ODO"} <= coduri


def test_cod_op_nemapat_da_needs_mapping(client):
    r = client.post("/v1/prezentari", json=_body([{"cod_op_service": "OP100", "denumire": "Reparatie generala"}]))
    assert r.status_code == 200
    assert r.json()["results"][0]["status"] == "needs_mapping"


def test_pending_arata_op_cu_sugestii(client):
    client.post("/v1/prezentari", json=_body([{"cod_op_service": "OP100", "denumire": "Reparatie generala"}]))
    pend = client.get("/v1/mapari/pending").json()["pending"]
    assert len(pend) == 1
    e = pend[0]
    assert e["cod_op_service"] == "OP100"
    assert e["blocked"] == 1
    assert e["suggestions"] and e["suggestions"][0]["cod_prestatie"]


def test_salvare_mapare_deblocheaza_submission(client):
    client.post("/v1/prezentari", json=_body([{"cod_op_service": "OP100", "denumire": "Reparatie"}]))
    r = client.post("/v1/mapari", json={"cod_op_service": "OP100", "cod_prestatie": "OE-1", "auto_send": True})
    assert r.status_code == 200
    assert r.json()["reresolve"]["requeued"] == 1
    # submission-ul e acum queued
    subs = client.get("/v1/prezentari", params={"status": "queued"}).json()["submissions"]
    assert len(subs) == 1
    # nu mai e nimic in pending
    assert client.get("/v1/mapari/pending").json()["pending"] == []


def test_mapare_cod_inexistent_respinsa(client):
    client.post("/v1/prezentari", json=_body([{"cod_op_service": "OP100", "denumire": "x"}]))
    r = client.post("/v1/mapari", json={"cod_op_service": "OP100", "cod_prestatie": "ZZZ", "auto_send": True})
    assert r.status_code == 422


def test_mapare_apoi_re_ingestie_e_directa(client):
    """Dupa ce maparea exista, o noua comanda cu acelasi op intra direct queued."""
    client.post("/v1/prezentari", json=_body([{"cod_op_service": "OP100", "denumire": "x"}]))
    client.post("/v1/mapari", json={"cod_op_service": "OP100", "cod_prestatie": "OE-1", "auto_send": True})
    r = client.post("/v1/prezentari", json=_body([{"cod_op_service": "OP100", "denumire": "x"}], vin="WVWZZZ1KZAW000999"))
    assert r.json()["results"][0]["status"] == "queued"


def test_cod_prestatie_direct_inca_merge(client):
    """Back-compat: trimiterea codului RAR direct se comporta ca inainte (queued)."""
    r = client.post("/v1/prezentari", json=_body([{"cod_prestatie": "OE-1"}]))
    assert r.json()["results"][0]["status"] == "queued"


def test_op_mapat_declanseaza_regula_odometru(client):
    """Dupa mapare la R-ODO, validarea cere odometruInitial -> needs_data (nu queued)."""
    client.post("/v1/prezentari", json=_body([{"cod_op_service": "OPODO", "denumire": "Reparatie odometru"}]))
    r = client.post("/v1/mapari", json={"cod_op_service": "OPODO", "cod_prestatie": "R-ODO", "auto_send": True})
    stats = r.json()["reresolve"]
    assert stats["needs_data"] == 1 and stats["requeued"] == 0


def test_item_fara_cod_si_fara_op_e_422(client):
    r = client.post("/v1/prezentari", json=_body([{"denumire": "doar text"}]))
    assert r.status_code == 422


# --------------------------------------------------------------------------- #
# Cod_prestatie necunoscut in nomenclator + optiunea on_unmapped              #
# (RAR accepta NUMAI coduri din nomenclator; cod necunoscut -> 500 + record   #
#  partial. Gateway-ul nu-l mai trimite raw.)                                 #
# --------------------------------------------------------------------------- #

_COD_INTERN = "DIVERSE VERIFICARI 159002"  # >5 car., nu e in nomenclator


def test_cod_prestatie_necunoscut_da_needs_mapping(client):
    """Default: cod_prestatie necunoscut -> needs_mapping, apare in pending pentru mapare."""
    r = client.post("/v1/prezentari", json=_body([{"cod_prestatie": _COD_INTERN}]))
    assert r.status_code == 200
    assert r.json()["results"][0]["status"] == "needs_mapping"
    pend = client.get("/v1/mapari/pending").json()["pending"]
    assert len(pend) == 1
    assert pend[0]["cod_op_service"] == _COD_INTERN  # promovat din cod_prestatie


def test_cod_necunoscut_mapat_se_trimite(client):
    """Flux complet: cod necunoscut -> needs_mapping -> mapezi -> queued."""
    client.post("/v1/prezentari", json=_body([{"cod_prestatie": _COD_INTERN}]))
    r = client.post("/v1/mapari", json={"cod_op_service": _COD_INTERN, "cod_prestatie": "OE-1", "auto_send": True})
    assert r.json()["reresolve"]["requeued"] == 1
    subs = client.get("/v1/prezentari", params={"status": "queued"}).json()["submissions"]
    assert len(subs) == 1


def test_on_unmapped_error_respinge_fara_enqueue(client):
    """on_unmapped_error=True per-cerere: cod necunoscut -> status error, fara submission."""
    body = _body([{"cod_prestatie": _COD_INTERN}])
    body["on_unmapped_error"] = True
    r = client.post("/v1/prezentari", json=body)
    assert r.status_code == 200
    res = r.json()["results"][0]
    assert res["status"] == "error"
    assert res["submission_id"] is None
    assert res["erori"] and res["erori"][0]["cod"] == "COD_NEMAPAT"
    # PRD 5.7: raspuns onest si pe ramura respinsa — nemapate + motiv populate (aditiv).
    assert res["nemapate"] and res["nemapate"][0]["cod_op_service"] == _COD_INTERN
    assert res["motiv"]
    # Nu s-a creat nimic in coada.
    assert client.get("/v1/prezentari").json()["submissions"] == []


def test_on_unmapped_default_cont_error(client):
    """Default per-cont (on_unmapped_error_default=1) se aplica cand cererea nu specifica optiunea."""
    from app.db import get_connection
    conn = get_connection()
    conn.execute("UPDATE accounts SET on_unmapped_error_default=1 WHERE id=1")
    conn.commit()
    conn.close()
    r = client.post("/v1/prezentari", json=_body([{"cod_prestatie": _COD_INTERN}]))
    res = r.json()["results"][0]
    assert res["status"] == "error" and res["submission_id"] is None
    # Override per-cerere bate default-ul de cont:
    body = _body([{"cod_prestatie": _COD_INTERN}], vin="WVWZZZ1KZAW000999")
    body["on_unmapped_error"] = False
    r2 = client.post("/v1/prezentari", json=body)
    assert r2.json()["results"][0]["status"] == "needs_mapping"


def test_valideaza_error_mode(client):
    """Dry-run reflecta modul error: status_estimat='error' pentru cod necunoscut."""
    body = _body([{"cod_prestatie": _COD_INTERN}])
    body["on_unmapped_error"] = True
    r = client.post("/v1/prezentari/valideaza", json=body)
    assert r.status_code == 200
    res = r.json()["results"][0]
    assert res["status_estimat"] == "error" and res["valid"] is False


# --------------------------------------------------------------------------- #
# US-003: 3 niveluri in classify_prezentare (needs_mapping)                   #
# --------------------------------------------------------------------------- #

def test_unmapped_are_3niveluri(client):
    """cod_op_service necunoscut -> needs_mapping; rar_error are cheie 'unmapped'
    PASTRATA + campurile COD_NEMAPAT (cod/problema/cauza/fix)."""
    import json
    from app.mapping import classify_prezentare

    content = {
        "vin": "WVWZZZ1KZAW000123",
        "nr_inmatriculare": "B999TST",
        "data_prestatie": "2026-06-15",
        "odometru_final": "123456",
        "prestatii": [{"cod_op_service": "OP_NECUNOSCUT", "denumire": "Reparatie necunoscuta"}],
    }
    mapping = {}
    mapping_meta = {}
    res = classify_prezentare(content, mapping, mapping_meta)
    assert res["status"] == "needs_mapping"
    err = json.loads(res["rar_error"])
    # Cheia originala pastrata
    assert "unmapped" in err
    assert len(err["unmapped"]) == 1
    assert err["unmapped"][0]["cod_op_service"] == "OP_NECUNOSCUT"
    # 3 niveluri prezente
    assert err["cod"] == "COD_NEMAPAT"
    assert err["problema"]
    assert err["cauza"]
    assert err["fix"]


def test_auto_send_oprit_3niveluri(client):
    """Mapare cu auto_send=0 -> needs_mapping; rar_error are cheie 'auto_send'
    PASTRATA + campurile AUTO_SEND_OPRIT (cod/problema/cauza/fix)."""
    import json
    from app.mapping import classify_prezentare

    content = {
        "vin": "WVWZZZ1KZAW000123",
        "nr_inmatriculare": "B999TST",
        "data_prestatie": "2026-06-15",
        "odometru_final": "123456",
        "prestatii": [{"cod_op_service": "OP_REVIEW", "denumire": "Operatie cu review"}],
    }
    mapping = {"OP_REVIEW": "OE-1"}
    mapping_meta = {"OP_REVIEW": {"cod_prestatie": "OE-1", "auto_send": False}}
    res = classify_prezentare(content, mapping, mapping_meta)
    assert res["status"] == "needs_mapping"
    err = json.loads(res["rar_error"])
    # Cheia originala pastrata
    assert "auto_send" in err
    # 3 niveluri prezente
    assert err["cod"] == "AUTO_SEND_OPRIT"
    assert err["problema"]
    assert err["cauza"]
    assert err["fix"]


def test_needs_data_pass_through(client):
    """VIN invalid -> needs_data; rar_error = array cu erori care au cod/problema/fix (US-002)."""
    import json
    from app.mapping import classify_prezentare

    content = {
        "vin": "VIN_INVALID_XXXXXXXXX",  # nu trece regex
        "nr_inmatriculare": "B999TST",
        "data_prestatie": "2026-06-15",
        "odometru_final": "123456",
        "prestatii": [{"cod_prestatie": "OE-1"}],
    }
    mapping = {}
    mapping_meta = {}
    res = classify_prezentare(content, mapping, mapping_meta)
    assert res["status"] == "needs_data"
    erori = json.loads(res["rar_error"])
    assert isinstance(erori, list)
    assert len(erori) >= 1
    # Fiecare eroare are cele 3 niveluri (pass-through US-002)
    for e in erori:
        assert "cod" in e, f"lipseste 'cod' in {e}"
        assert "problema" in e, f"lipseste 'problema' in {e}"
        assert "fix" in e, f"lipseste 'fix' in {e}"