"""흐름 로직 왼쪽 「단가산출 상세」 줄 만들기(`M01_MasterData_UI_LogicLab_FlowRows.ts`) — 순수 부분.

화면 TS 를 그 자리에서 트랜스파일해 node 로 돌림 — 상대 경로 TS(DataFlow Round …)는 이어 트랜스파일 ·
화면 부품(@ui · @config)은 빈 흉내. 견본 로직 · 계산 결과는 이 시험 안에 둠(마스터 내용에 기대지 않음).
"""

import json
import subprocess
from pathlib import Path

import pytest

ROOT = Path(__file__).resolve().parents[2]
SOURCE = ROOT / "M01_MasterData" / "M01_MasterData_UI_LogicLab_FlowRows.ts"

RUNNER = r"""
const fs = require("fs");
const path = require("path");
const [root, file] = process.argv.slice(1);
const ts = require(path.join(root, "config", "node_modules", "typescript"));
const stub = new Proxy({}, { get: (_t, k) => (k === "currentLanguageIndex" ? 0 : k === "API_BASE_URL" ? "http://127.0.0.1:1/api" : () => undefined) });
const cache = {};
function load(f) {
  if (cache[f]) return cache[f].exports;
  const js = ts.transpileModule(fs.readFileSync(f, "utf8"), {
    compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2020 },
  }).outputText;
  const box = (cache[f] = { exports: {} });
  const req = (id) => {
    if (id.startsWith(".")) {
      const p = path.resolve(path.dirname(f), id);
      return fs.existsSync(p + ".ts") ? load(p + ".ts") : stub;
    }
    return stub;
  };
  new Function("exports", "module", "require", js)(box.exports, box, req);
  return box.exports;
}
const m = load(file);
const jobs = JSON.parse(fs.readFileSync(0, "utf8"));
const out = jobs.map((job) => m.flowRows(job.lg, job.ev, job.round));
process.stdout.write(JSON.stringify(out));
setTimeout(() => process.exit(0), 50);
"""

ROUND = {"item": {"places": 1, "method": "버림"}, "total": {"places": 0, "method": "버림"}}


def box(id_, kind, name, unit="원", **extra):
    return {
        "id": id_,
        "kind": kind,
        "name": name,
        "color": "#000",
        "unit": unit,
        "x": 0,
        "y": 0,
        **extra,
    }


def out_box(id_, name, cost, unit="원", round_=None):
    output = {"cost": cost, "unit": unit}
    if round_:
        output["round"] = round_
    return box(id_, "output", name, unit, output=output)


def func_box(id_, name, out_name, unit="시간"):
    func = {
        "sheet": {"id": "s-" + id_, "이름": name, "칸": {}},
        "inputs": [],
        "variables": [],
        "output": {"cell": "B1", "name": out_name, "unit": unit},
    }
    return box(id_, "function", name, unit, func=func)


def logic(boxes):
    return {
        "key": None,
        "name": "시험",
        "resultUnit": "원/㎡",
        "boxes": boxes,
        "links": [],
        "userElements": [],
    }


def result(outputs, cost, ports=None, errors=None):
    return {"ports": ports or {}, "outputs": outputs, "cost": cost, "errors": errors or []}


def run(jobs: list[dict]) -> list:
    node = "node"
    done = subprocess.run(
        [node, "-e", RUNNER, str(ROOT), str(SOURCE)],
        input=json.dumps(jobs),
        capture_output=True,
        text=True,
        timeout=60,
        check=False,
    )
    assert done.returncode == 0, done.stderr
    return json.loads(done.stdout)


@pytest.fixture(scope="module")
def sample():
    lg = logic(
        [
            out_box("o1", "인건비", "노무비"),
            out_box("o2", "재료값", "재료비"),
            out_box("o3", "시간당 작업량", "값", "㎥/시간"),
            out_box("o4", "특별 끝수", "경비", round_={"places": 2, "method": "반올림"}),
            func_box("f1", "운반 시간", "시간", "시간"),
        ]
    )
    ev = result(
        {"o1": 3216.69, "o2": 100.04, "o3": 12.5, "o4": 1.239},
        {
            "노무비": 3216.69,
            "재료비": 100.04,
            "경비": 1.239,
            "값들": {"시간당 작업량": 12.5},
            "계": 3317.969,
        },
        ports={"f1": {"시간": 6.024}},
    )
    return run([{"lg": lg, "ev": ev, "round": ROUND}])[0]


def group(rows, key):
    return next(g for g in rows["groups"] if g["key"] == key)


def test_group_order_and_costs_only(sample):
    assert [g["key"] for g in sample["groups"]] == ["labor", "material", "cost", "plain"]


def test_line_uses_output_round(sample):
    # 출력 끝수를 안 정한 비용 줄 = 기본 0.1원 버림 → 3,216.6 (정수로 반올림하지 않음)
    assert group(sample, "labor")["lines"][0]["text"] == "3,216.6"
    assert group(sample, "material")["lines"][0]["text"] == "100"
    # 그 출력의 끝수가 있으면 그 자리대로(소수 둘째 반올림)
    assert group(sample, "cost")["lines"][0]["text"] == "1.24"


def test_plain_value_is_not_rounded_and_has_no_subtotal(sample):
    plain = group(sample, "plain")
    assert plain["lines"][0]["text"] == "12.5"
    assert plain["lines"][0]["unit"] == "㎥/시간"
    assert plain["sub"] is None


def test_subtotal_and_total_floor_to_won(sample):
    assert group(sample, "labor")["sub"] == 3216
    assert group(sample, "labor")["subText"] == "3,216"
    assert sample["total"] == 3317
    assert sample["totalText"] == "3,317"


def test_function_rows(sample):
    assert sample["funcs"] == [
        {"box": "f1", "name": "운반 시간", "unit": "시간", "value": 6.024, "text": "6.024"}
    ]


def test_empty_group_is_hidden():
    lg = logic([out_box("o1", "인건비", "노무비")])
    ev = result({"o1": 10}, {"노무비": 10, "재료비": 0, "경비": 0, "값들": {}, "계": 10})
    rows = run([{"lg": lg, "ev": ev, "round": ROUND}])[0]
    assert [g["key"] for g in rows["groups"]] == ["labor"]
    assert rows["total"] == 10


def test_missing_value_shows_dash():
    lg = logic([out_box("o1", "인건비", "노무비")])
    ev = result(
        {"o1": None}, {"노무비": 0, "재료비": 0, "경비": 0, "값들": {}, "계": 0}, errors=["끊김"]
    )
    rows = run([{"lg": lg, "ev": ev, "round": ROUND}])[0]
    assert group(rows, "labor")["lines"][0]["text"] == "—"
    assert rows["errors"] == ["끊김"]