"""391 B05 평면 그림(요구 242-5 · 6 · 12 · 13 · 15) — 20 m 법선 · 곡선 3점 · 삼각형 · 잠금 색.

Node 헬퍼(`helper_391_routeedit_plan_draw.cjs`)가 TS 를 트랜스파일해 가짜 캔버스로 돌림.
./venv/Scripts/python.exe -m pytest resources/tester/test_391_routeedit_plan_draw.py -q
"""

import json
import math
import subprocess
from pathlib import Path

import pytest

HERE = Path(__file__).resolve().parent
ROOT = HERE.parents[1]
B05 = ROOT / "B05_Profile"


@pytest.fixture(scope="module")
def results():
    proc = subprocess.run(
        ["node", str(HERE / "helper_391_routeedit_plan_draw.cjs")],
        capture_output=True,
        text=True,
        timeout=60,
    )
    assert proc.returncode == 0, proc.stderr
    return json.loads(proc.stdout)


def _read(name: str) -> str:
    return (B05 / name).read_text(encoding="utf-8")


def test_법선은_좌우_20m_하늘색(results):
    line = results["normal"][0]
    assert line["color"] == "#0ea5e9"
    # 2 px/m · 동서 노선 50 m 자리 → 좌(북) 20 m · 우(남) 20 m
    assert line["path"] == [[100, 40], [100, -40]]


def test_맴돔과_고름이_한_함수():
    hover = _read("B05_Profile_UI_RouteEdit_Hover.ts")
    assert "drawStationNormal(context, scene, line, hover.chainage);" in hover
    assert "* 12" not in hover  # 짧은 12 px 선 지움
    render = _read("B05_Profile_UI_RouteEdit_Render.ts")
    assert "drawStationNormal(context, scene, line, watch.chainageM);" in render
    assert "leftCut" not in render and "--b05-footprint-cut" not in render
    assert 'context.strokeStyle = "#ff9800";' in render  # 구조물 마름모 그대로


def test_MC_는_호_가운데(results):
    r = 10 * (1 - 1 / math.sqrt(2))
    assert results["mid"] == [round(-r, 3), round(r, 3)]


def test_고른_곡선_세_점_접선_굵은_호(results):
    picked = results["picked"]
    assert picked["dots"][0] == [-10, 0] and picked["dots"][2] == [0, 10]
    assert picked["dots"][1] == results["mid"]
    assert picked["tangent"] == [[-10, 0], [0, 0], [0, 10]]
    assert picked["arcWidths"] == [8, 5]  # 흰 테 · 하늘색


def test_곡선_없음_고름_없음은_안_그림(results):
    assert results["offDrawn"] == 0


def test_곡선_없는_교각점은_삼각형(results):
    tri = results["triangle"]
    assert len(tri) == 3 and tri[0] == [100, round(100 - 6 * 1.4, 3)]
    render = _read("B05_Profile_UI_RouteEdit_Render.ts")
    assert "if (noCurve) traceNodeTriangle(context, x, y, radius);" in render
    assert "drawPickedCurve(context, scene, style);" in render
    assert render.index("drawPickedCurve(") < render.index("drawPickHover(context")


def test_잠금_황금_굵기4_흰테():
    css = (ROOT / "ui_template" / "ui_template_theme.css").read_text(encoding="utf-8")
    assert css.count("--map-route-locked: #ca8a04;") == 1
    assert css.count("--map-route-locked: #facc15;") == 2  # 어두움 · 시스템 어두움
    render = _read("B05_Profile_UI_RouteEdit_Render.ts")
    assert "const LOCKED_WIDTH = 4;" in render
    assert "piece, [], halo, LOCKED_WIDTH + 3);" in render


def test_파일_700줄_안():
    for name in (
        "B05_Profile_UI_RouteEdit_Render.ts",
        "B05_Profile_UI_RouteEdit_Hover.ts",
        "B05_Profile_UI_RouteEdit_Curve_Pick.ts",
    ):
        assert len(_read(name).splitlines()) <= 700, name