"""EST 테스트 앱 단가 고르기: 검색·넣기·바꾸기와 계산 연결."""

import json
import subprocess
from pathlib import Path

ROOT = Path(__file__).resolve().parents[2]
FILES = [
    "native-math.js",
    "native-formula.js",
    "native-machine.js",
    "native-rows.js",
    "native-text.js",
    "native-quantity.cjs",
    "native-wonga.js",
    "native-engine.js",
    "native-row-match.js",
    "native-escalation.js",
    "native-progress.js",
    "native-business.js",
    "native-review.js",
    "native-resources.js",
    "native-schedule.js",
    "native-model.js",
    "native-verify.js",
    "native-pick.js",
]


def run_js(code: str):
    runner = f"""
    const fs = require('fs'), vm = require('vm');
    const ctx = vm.createContext({{ structuredClone, console }});
    for (const f of {json.dumps(FILES)})
      vm.runInContext(fs.readFileSync('tools/est-test/' + f, 'utf8'), ctx, {{ filename: f }});
    ctx.project = JSON.parse(fs.readFileSync('tools/est-test/sample.json', 'utf8'));
    process.stdout.write(JSON.stringify(vm.runInContext({json.dumps(code)}, ctx)));
    """
    out = subprocess.check_output(["node", "-e", runner], cwd=ROOT)
    return json.loads(out.decode("utf-8"))


def test_search_filters_by_kind_and_all_words():
    result = run_js("""(() => {
      const labor = project.tables.LaborcDat.find((r) => r.Code && r.Name);
      const word = String(labor.Name).replace(/\\s+/g, "").slice(0, 2);
      const one = EstPick.search(project, 6, word);
      const all = EstPick.search(project, 0, labor.Code);
      const none = EstPick.search(project, 6, word + " 없는말없는말");
      return {
        kinds: [...new Set(one.rows.map((r) => r.kind))],
        hit: one.rows.some((r) => r.Code === labor.Code),
        exact: all.rows.filter((r) => r.Code === labor.Code).length,
        none: none.total,
      };
    })()""")
    assert result == {"kinds": [6], "hit": True, "exact": 1, "none": 0}


def test_insert_links_rows_and_engine_prices_them():
    result = run_js("""(() => {
      const labor = project.tables.LaborcDat.find((r) => r.Code && Number(r.TC) > 0);
      const pick = EstPick.items(project, 6).find((r) => r.Code === labor.Code);
      const rows = project.tables.EstMainDat, before = rows.length;
      const added = EstPick.insert(project, "EstMainDat", 0, "", [pick, pick]);
      const done = EstNative.calculate(EstModel.validate(project));
      const row = done.tables.EstMainDat[added[0]];
      return {
        added, grew: done.tables.EstMainDat.length - before,
        link: row.LinkIndex, code: row.Code === labor.Code, name: row.Name === labor.Name,
        priced: Number(row.NU) > 0 && Number(row.NU) === Number(pick.price),
      };
    })()""")
    assert result == {
        "added": [1, 2],
        "grew": 2,
        "link": 6,
        "code": True,
        "name": True,
        "priced": True,
    }


def test_replace_current_row_or_all_same_code():
    result = run_js("""(() => {
      const rows = project.tables.EstMainDat;
      const idx = rows.findIndex((r) => r.Code && !(Number(r.Index) > 0) && [5, 6, 103, 104].includes(Number(r.LinkIndex)));
      const target = rows[idx];
      const twin = { ...target, PkID: 999999 };
      rows.splice(idx + 1, 0, twin);
      const pick = EstPick.items(project, 5).find((r) => r.Code !== target.Code);
      const one = EstPick.replace(structuredClone(project), "EstMainDat", idx, "", pick, false);
      const copy = structuredClone(project);
      const all = EstPick.replace(copy, "EstMainDat", idx, "", pick, true);
      return {
        one: one.length, all: all.length >= 2,
        moved: copy.tables.EstMainDat[idx + 1].Code === pick.Code,
        kind: copy.tables.EstMainDat[idx].LinkIndex,
        untouched: project.tables.EstMainDat[idx].Code === target.Code,
      };
    })()""")
    assert result == {"one": 1, "all": True, "moved": True, "kind": 5, "untouched": True}


def test_guards_reject_wrong_view_self_reference_and_title_rows():
    result = run_js("""(() => {
      const out = [];
      const tryIt = (fn) => { try { fn(); out.push("ok"); } catch (e) { out.push(e.message.slice(0, 12)); } };
      const head = EstPick.items(project, 103)[0];
      tryIt(() => EstPick.insert(project, "CostMainDat", 0, "", [head]));
      tryIt(() => EstPick.insert(project, "HeadMainDat", 0, head.Code, [head]));
      tryIt(() => EstPick.insert(project, "EstMainDat", 0, "", []));
      const title = project.tables.HeadMainDat.findIndex((r) => Number(r.Index) > 0);
      tryIt(() => EstPick.replace(project, "HeadMainDat", title, "", EstPick.items(project, 6)[0], false));
      return out;
    })()""")
    expected = [
        "내역서·일위대가 화면",
        "일위대가 자신을 하위",
        "넣을 자료를 하나 이상",
        "일반 내역 행 하나를",
    ]
    assert len(result) == len(expected)
    assert all(message.startswith(head[:8]) for message, head in zip(result, expected))


def test_insert_into_head_group_prices_from_source():
    result = run_js("""(() => {
      const rows = project.tables.HeadMainDat;
      const title = rows.findIndex((r) => Number(r.Index) > 0);
      const stuff = EstPick.items(project, 5).find((r) => r.price > 0);
      const added = EstPick.insert(project, "HeadMainDat", title, rows[title].Code, [stuff]);
      const row = project.tables.HeadMainDat[added[0]];
      return { at: added[0] === title + 1, link: row.LinkIndex, unit: Number(row.GU) === stuff.price };
    })()""")
    assert result == {"at": True, "link": 5, "unit": True}