"""509-2 수치지형도 격자 브라우저로 — 적용 지형(설계 지형) = 수치지형도일 때만 그 격자를 받음 · 노드
끌기 지반고 서버 묻기 걷음 · 횡단 비탈 넓힘도 같은 격자(509-4 G2).

    ./venv/Scripts/python.exe -m pytest resources/tester/test_509_2_sheet_grid.py -q

분석 지형 = 설계 지형 하나(509-5) — 받는 격자는 늘 설계 지형 것 · 추천 [적용]이 지형을 바꾸면 버림.
"""

from pathlib import Path

from B05_Profile.B05_Profile_Router_Terrain import _design_grid
from common_util.common_util_surface_confirmation import SHEET_ANALYSIS_FILTER

ROOT = Path(__file__).resolve().parents[2]
SHEET = {"source_filter": SHEET_ANALYSIS_FILTER, "method": "dtm", "smooth": True}
MODEL = f"B04_PreProcess/models/dtm_{SHEET_ANALYSIS_FILTER}.npz"


def test_설계_지형_수치지형도면_그_격자_자리(tmp_path) -> None:
    grid = _design_grid(SHEET, tmp_path, (41, "dtm", MODEL))
    assert grid == {"model_id": 41, "smooth": True, "signature": "."}


def test_확정_모델이_다른_파일이면_격자_없음(tmp_path) -> None:
    las = "B04_PreProcess/models/dtm_classification.npz"
    assert _design_grid(SHEET, tmp_path, (41, "dtm", las)) is None
    assert _design_grid(SHEET, tmp_path, None) is None


def _ts(path: str) -> str:
    return (ROOT / path).read_text(encoding="utf-8")


def test_지반고는_설계_지형_격자_서버_묻기_없음() -> None:
    replan = _ts("B05_Profile/B05_Profile_Api_Replan.ts")
    elevations = replan.split("export async function fetchRouteElevations", 1)[1][:700]
    assert "if (local) {" in elevations  # 받아 둔 격자면 늘 브라우저 표본
    assert "JSON.stringify({ points })" in elevations  # 서버 길도 설계 지형
    # 계산 묶음 초안 지형 = null(설계) → ground 단계가 격자를 씀(terrain === null)
    ground = _ts("B05_Profile/logic/B05_Profile_Pipeline_RouteGround.ts")
    assert "(terrain === null || terrain === local.design)" in ground
    pipeline = _ts("A00_Common/design/design_pipeline_page.ts")
    assert "terrain: null };" in pipeline
    # 횡단 비탈 넓힘 = ground 와 같은 격자(509-4 G2 · 적용 지형 것)
    assert "createCrossStage({ grid: groundDeps.grid })" in pipeline


def test_적용으로_지형이_바뀌면_격자_버림() -> None:
    grid = _ts("B05_Profile/B05_Profile_Api_TerrainGrid.ts")
    forget = grid.split("export function forgetDesignTerrainGrid", 1)[1][:200]
    assert "loaded.delete(projectId)" in forget and "ready.delete(projectId)" in forget
    apply = _ts("B05_Profile/B05_Profile_UI_RouteEdit_Apply.ts")
    recommend = apply.split("export async function saveRecommendedRoute", 1)[1]
    assert recommend.index("forgetDesignTerrainGrid(projectId)") < recommend.index(
        "await rebuildAfterRouteSave(projectId)"
    )