# -*- coding: utf-8 -*-
"""52-6 횡단배수 › 맹암거(표 06 · 새 종류) — 정의 · 컨테이너 · 서버 저장 왕복.

새 키 `cross_underdrain`(횡단배수 · 점형) — 종단배수 맹암거(`underdrain`)와 따로.
컨테이너 = 정의 그룹 「맹암거」(필수 · 늘 한 벌) — 암거 높이(m) · 암거 경사(%) 손 입력(비워 둘 수 있음) ·
그룹 잇기(`group_items`)로 구조물 조합 항목. 저장은 임시 storage 에서만.
"""

import pytest

from B05_Profile.B05_Profile_Structures_Schema import (
    StructureInstance,
    is_station_planting_type,
    load_definition,
    structure_type_map,
)

KEY = "cross_underdrain"
GROUP = "gcrossud"


def test_새_종류는_횡단배수_점형_종단배수_맹암거와_따로():
    types = structure_type_map()
    new, old = types[KEY], types["underdrain"]
    assert (new.group, new.placement, new.name, new.enabled) == ("A", "point", "맹암거", True)
    assert (old.group, old.placement) == ("B", "interval")
    assert new.style["abbr"] != old.style["abbr"] and new.style["color"] != old.style["color"]
    assert is_station_planting_type(new)  # 횡단배수 = 그 측점에 횡단도


def test_컨테이너_맹암거_높이_경사_손_입력():
    opts = {o.key: o for o in structure_type_map()[KEY].options}
    assert list(opts) == ["culvert_height_m", "culvert_slope_pct"]
    for key, label, unit in (
        ("culvert_height_m", "암거 높이", "m"),
        ("culvert_slope_pct", "암거 경사", "%"),
    ):
        o = opts[key]
        assert (o.label, o.input, o.unit, o.default, o.required) == (
            label,
            "number",
            unit,
            None,
            False,
        )
        assert o.empty_means  # 손 입력 · 기본값 근거 없음 — 비워 둘 수 있음(B05 단계 필수 금지)
    groups = load_definition()["그룹"][KEY]
    assert groups == [
        {"id": GROUP, "이름": "맹암거", "옵션": list(opts), "형상": {}},
    ]


def test_정의_검사_통과():
    from M02_MasterTemplete.StructOptions import M02_SO_Definition as definition

    assert definition.check(load_definition()) == []


def _item(**options):
    return StructureInstance(
        type_id=KEY,
        placement="point",
        chainage_m=63.5,
        options=options,
        group_items={
            GROUP: {"layer": "system", "owner": None, "key": "SS000001", "name": "맹암거"}
        },
    )


def test_저장_다시_읽기_그대로(tmp_path):
    from B05_Profile.B05_Profile_Structures_Repository import load_structures, save_structures

    item = _item(culvert_height_m=0.6, culvert_slope_pct=2.5)
    save_structures(str(tmp_path), [item], base_revision=0)
    _, loaded = load_structures(str(tmp_path))
    assert [(s.type_id, s.chainage_m, s.options) for s in loaded] == [
        (KEY, 63.5, {"culvert_height_m": 0.6, "culvert_slope_pct": 2.5})
    ]
    assert loaded[0].group_items == item.group_items


@pytest.mark.parametrize(
    "options",
    [{"culvert_height_m": -1}, {"culvert_slope_pct": -0.5}],
)
def test_음수는_서버가_막음(tmp_path, options):
    from B05_Profile.B05_Profile_Structures_Repository import save_structures

    with pytest.raises(ValueError):
        save_structures(str(tmp_path), [_item(**options)], base_revision=0)