"""477-3 · 477-4 (요구 433) — ↶ 바로 켜짐 · 소단 사본 = 결과 통.

못박는 것
  - 477-3 조작 놓은 직후(찍기 기다림 400 ms 안) ↶ 켜짐 · 단추 맞춤 알림 · 바뀐 것 없는 누름은 안 켜짐.
  - 기다림 중 ↶ = 먼저 찍고 되돌림(한 번에 조작 전) · ↷ = 다시 · 서버 다시 셈 뒤 쓰기 묶음은 그대로 한 걸음.
  - 477-4 결과 통 칸은 사진 밖 · 소단 사본 칸 `berm` 은 걷음(577-2 · 측점에 얹힌 제원) ·
    떠남 목록에 줄 없음.

./venv/Scripts/python.exe -m pytest resources/tester/test_477_undo_now_berm.py -q
"""

from __future__ import annotations

import json
import re
import subprocess
from pathlib import Path

import pytest

ROOT = Path(__file__).resolve().parents[2]
TS_FILE = ROOT / "B05_Profile" / "B05_Profile_UI_Profile_History.ts"
LOADER = Path(__file__).resolve().parent / "helper_ts_cjs_load.cjs"

DRIVER = r"""
import { writeFileSync } from "node:fs";
import { createRequire } from "node:module";
const data = new Map();
globalThis.sessionStorage = {
  get length() { return data.size; },
  key: (i) => [...data.keys()][i] ?? null,
  getItem: (k) => (data.has(k) ? data.get(k) : null),
  setItem: (k, v) => data.set(k, String(v)),
  removeItem: (k) => data.delete(k),
};
globalThis.window = new EventTarget();
window.setTimeout = setTimeout;
window.sessionStorage = sessionStorage;
window.localStorage = { getItem: (k) => (k === "frd_current_project_id" ? "p1" : null) };
const { loadTs } = createRequire(import.meta.url)(process.argv[3]);
const { createProfileHistory, onPageHistory } = loadTs(process.argv[4]);
const wait = (ms) => new Promise((r) => setTimeout(r, ms));
const PIPES = "aislo:draft:pipes:p1";
const CROSS = "aislo:draft:crossdesign:p1:7";
const BERM = "aislo:result:design-stations:p1";
const out = {};
let changes = 0;
onPageHistory({ change: () => (changes += 1) });
const press = () => window.dispatchEvent(new Event("pointerdown"));
const lift = () => window.dispatchEvent(new Event("pointerup"));

// 1. 관 지움 — 놓은 한 틱 뒤 ↶ 켜짐(기다림 400 ms 안)
sessionStorage.setItem(PIPES, '[{"c":10},{"c":20}]');
sessionStorage.setItem(BERM, "[]");
const h = createProfileHistory(() => {});
out.openCanUndo = h.canUndo();
press();
sessionStorage.setItem(PIPES, '[{"c":10}]');
lift();
await wait(30);
out.soonCanUndo = h.canUndo();
out.soonChanges = changes;
// 바로 ↶ 단추(누름 · 놓음 · 누름 처리) — 기다리던 찍기 먼저 · 한 번에 조작 전
press();
lift();
out.undo = h.undo();
out.afterUndo = sessionStorage.getItem(PIPES);
out.undoLeft = h.canUndo();
out.canRedo = h.canRedo();
await wait(450);
out.redo = h.redo();
out.afterRedo = sessionStorage.getItem(PIPES);
out.redoLeft = h.canRedo();

// 2. 서버 다시 셈 뒤 쓰기(200 ms) — 기다림이 끝나면 조작과 한 걸음
data.clear();
sessionStorage.setItem(PIPES, "a");
sessionStorage.setItem(CROSS, "x");
const h2 = createProfileHistory(() => {});
press();
sessionStorage.setItem(PIPES, "b");
lift();
await wait(200);
sessionStorage.setItem(CROSS, "y");
sessionStorage.setItem(BERM, '[{"s":1}]'); // 결과 통 칸 — 사진 밖
await wait(300);
h2.undo();
out.grouped = [sessionStorage.getItem(PIPES), sessionStorage.getItem(CROSS)];
out.groupedLeft = h2.canUndo();
out.bermKept = sessionStorage.getItem(BERM);

// 3. 바뀐 것 없는 누름 — ↶ 안 켜짐(깜빡임 없음)
data.clear();
sessionStorage.setItem(PIPES, "a");
const h3 = createProfileHistory(() => {});
press();
lift();
await wait(30);
out.idleCanUndo = h3.canUndo();
writeFileSync(process.argv[2], JSON.stringify(out));
"""


@pytest.fixture(scope="module")
def result(tmp_path_factory: pytest.TempPathFactory) -> dict:
    out = tmp_path_factory.mktemp("ts_477")
    (out / "driver.mjs").write_text(DRIVER, encoding="utf-8")
    run = subprocess.run(  # noqa: S603 — 고정 실행 파일
        ["node", str(out / "driver.mjs"), str(out / "out.json"), str(LOADER), str(TS_FILE)],
        capture_output=True, text=True, cwd=str(out),
    )  # fmt: skip
    assert run.returncode == 0, run.stderr
    return json.loads((out / "out.json").read_text(encoding="utf-8"))


def test_놓은_직후_되돌리기_켜짐(result) -> None:
    assert result["openCanUndo"] is False
    assert result["soonCanUndo"] is True
    assert result["soonChanges"] >= 1  # 단추 맞춤 알림이 기다림 전에 감


def test_기다림_중_되돌리기_먼저_찍고_한_걸음(result) -> None:
    assert result["undo"] is True
    assert result["afterUndo"] == '[{"c":10},{"c":20}]'
    assert result["undoLeft"] is False and result["canRedo"] is True
    assert result["redo"] is True and result["afterRedo"] == '[{"c":10}]'
    assert result["redoLeft"] is False


def test_서버_다시_셈_묶음_그대로(result) -> None:
    assert result["grouped"] == ["a", "x"] and result["groupedLeft"] is False
    assert result["bermKept"] == '[{"s":1}]'  # 결과 통 칸은 되돌리기가 안 건드림


def test_바뀐_것_없는_누름은_안_켜짐(result) -> None:
    assert result["idleCanUndo"] is False


def test_소단_사본_칸_없음() -> None:
    state = (ROOT / "A00_Common" / "b_page_state.ts").read_text(encoding="utf-8")
    assert not re.search(r"^\s*berm: \{", state, re.M)  # 577-2 — 측점에 얹힌 제원(사본 걷음)
    leave = (ROOT / "A00_Common" / "design" / "design_leave.ts").read_text(encoding="utf-8")
    assert '"berm"' not in leave