"""STMATE 재현 앱 화면 저장 요청(view_prj_boq.js buildSavePayload) — 고치지 않으면 저장해도 한 칸도 안 바뀜.

옛 요청은 2차 칸을 1차로, 3차(계약) 칸을 고정 낙찰율로 덮었음 — 이제 바뀐 칸만 나감을 실무 STC 7건으로 확인.
"""

import json
import subprocess
import sys
from pathlib import Path

import pytest

ROOT = Path(__file__).resolve().parents[2]
sys.path.insert(0, str(ROOT / "tools/stmate-test"))
import server  # noqa: E402
from stc_save import _leaf, apply_save  # noqa: E402

HELPER = Path(__file__).with_name("helper_stmate_file_payload.cjs")
STCS = sorted((ROOT / "resources/knowledge/original/실무문서").rglob("*.STC"))
IDS = [p.stem[:16] for p in STCS]


def _payload(load, edit=None):
    raw = json.dumps({"load": load, "edit": edit}, default=str).encode()
    return json.loads(subprocess.check_output(["node", str(HELPER)], input=raw))


@pytest.mark.parametrize("stc", STCS, ids=IDS)
def test_screen_payload_without_edits_changes_nothing(stc):
    load = server.api_load(server.LoadReq(source_path=str(stc)))
    p = _payload(load)
    by = {r["_recno"]: r for r in load["boq_rows"]}
    for u in p["boq_updates"]:  # 2·3차 단가는 불러온 값 그대로(1차 복사·고정 낙찰율 아님)
        for k in ("MAMT2", "LAMT2", "MAMT3", "LAMT3", "SAMT3"):
            if k in u and u.get("_recno") in by:
                assert float(u[k] or 0) == float(by[u["_recno"]][k] or 0)
    files = server.read_project_files(str(stc))
    out, log = apply_save(files, p)
    assert log == [] and all(out[k] is files[k] for k in files)


@pytest.mark.parametrize("stc", STCS, ids=IDS)
def test_screen_qty_edit_touches_slot1_only(stc):
    load = server.api_load(server.LoadReq(source_path=str(stc)))
    leaf = next(
        r
        for r in load["boq_rows"]
        if _leaf(r["BDCODE1"].strip())
        and float(r["TAMT1"] or 0) > 0
        and not r["UNIT1"].strip().endswith("%")
    )
    q = float(leaf["QTY1"]) + 3
    p = _payload(load, {"recno": leaf["_recno"], "qty": q})
    files = server.read_project_files(str(stc))
    _out, log = apply_save(files, p)
    fields = {(x["table"], x["field"]) for x in log}
    assert ("BOQ11.DBF", "QTY1") in fields
    assert all(f[1][-1] == "1" or f[1].startswith("COSTW") for f in fields), fields
    assert {x["recno"] for x in log if x["field"] == "QTY1"} == {leaf["_recno"]}