# -*- coding: utf-8 -*-
"""PLAN 316 — 기본값 둘.

316-1 B06 횡단 「복합경사」(two_stage_slope) 기본 = 꺼짐 · 저장된 고른 값은 그대로.
      두 짝(파이썬 `compute_cross_design` ↔ TS `computeCrossDesign`)의 같은 기본은
      `test_b06_cross_design_mirror.py` 「발파암 복합경사 값 없음」 갈래가 실제 대조.
316-2 B05 3D 영역 첫 보기 = 원근 · 화면 설정에 기억한 값이 있으면 그 값.
"""

import re
import sys
from pathlib import Path

ROOT = Path(__file__).resolve().parents[2]
if str(ROOT) not in sys.path:
    sys.path.insert(0, str(ROOT))

from B06_Section.B06_Section_Engine_Design import compute_cross_design  # noqa: E402
from B06_Section.B06_Section_Schema import CrossDesignRequest  # noqa: E402
from config.config_system import STANDARD_CROSS_SECTION  # noqa: E402


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


def _samples() -> list[dict]:
    offsets = [round(-12 + i * 0.5, 3) for i in range(49)]
    return [{"offset_m": x, "elevation_m": 100.0 - 0.55 * x, "valid": True} for x in offsets]


def _rock(**extra) -> dict:
    return compute_cross_design(
        _samples(),
        99.0,
        ground_type="blasting_rock",
        section_mode="left_cut",
        ditch_side="left",
        standard=STANDARD_CROSS_SECTION,
        rock_boundary_offset_m=-1.4,
        **extra,
    )


def test_engine_default_off():
    plain, off, on = _rock(), _rock(two_stage_slope=False), _rock(two_stage_slope=True)
    assert plain["two_stage_slope"] is False
    assert plain["cut_area_m2"] == off["cut_area_m2"]
    # 고른 「켬」은 그대로 — 면적이 실제로 달라야 기본값 시험이 뜻이 있음
    assert on["two_stage_slope"] is True
    assert on["cut_area_m2"] != off["cut_area_m2"]


def test_request_schema_default_off():
    field = CrossDesignRequest.model_fields["two_stage_slope"]
    assert field.default is False


def test_python_stored_reads_default_off():
    for rel in (
        "B06_Section/B06_Section_Router_Design.py",
        "B06_Section/B06_Section_Engine_SpoilFill.py",
        "B06_Section/B06_Section_Engine_SampleExtend.py",
        "B05_Profile/B05_Profile_Router_Confirm.py",
    ):
        src = _read(rel)
        assert '"two_stage_slope", True' not in src, rel
        assert '"two_stage_slope", False' in src, rel


def test_ts_defaults_off_and_stored_kept():
    engine = _read("common_util/common_util_cross_design.ts")
    assert engine.count("options.twoStageSlope ?? false") == 2
    assert "twoStageSlope ?? true" not in engine
    # 카드 토글 — 저장된 고른 값 그대로 · 없으면 꺼짐
    assert "twoStage: design?.two_stage_slope ?? false," in _read(
        "B06_Section/B06_Section_UI_Cross_Design.ts"
    )
    # 브라우저 재계산 인자 — 세션 선택 → 저장값 → 꺼짐
    assert "twoStageSlope: choice?.two_stage_slope ?? Boolean(design.two_stage_slope)," in _read(
        "B06_Section/B06_Section_Cross_Refresh.ts"
    )
    assert "two_stage_slope: design.two_stage_slope ?? false," in _read(
        "B06_Section/B06_Section_UI_Page_Design_Sync.ts"
    )


def test_3d_first_view_perspective():
    camera = _read("B05_Profile/B05_Profile_UI_Viewer_Camera.ts")
    assert 'let kind: ProjectionKind = "perspective";' in camera
    state = _read("A00_Common/b_page_state.ts")
    assert re.search(r'"b05-3d-projection": \{ bucket: "pref", scope: "global" \}', state)


def test_3d_remembered_projection_wins():
    src = _read("B05_Profile/B05_Profile_UI_Panel_View.ts")
    # 기억 = ortho 일 때만 직교 · 그 밖(없음 · 손상)은 원근
    assert re.search(
        r'const initialProjection = readStateRaw\("b05-3d-projection"\) === "ortho"\s*\?\s*"ortho"\s*:\s*"perspective";',
        src,
    )
    assert 'writeStateRaw("b05-3d-projection", kind);' in src
    assert 'if (initialProjection === "ortho") callbacks.onProjection("ortho");' in src
    # 단추 강조도 처음 값 따라
    assert 'element.classList.toggle("is-active", kind === initialProjection);' in src