/* 공용 표(`ui_template/ui_template_data_table.ts`) 단위검증 헬퍼 —
 * 트랜스파일해 Node 로 견본 표 HTML 을 만들고 판정할 값을 JSON 으로 냄. */
const fs = require("fs");
const path = require("path");
const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));

const file = path.join(__dirname, "..", "..", "ui_template", "ui_template_data_table.ts");
const js = ts.transpileModule(fs.readFileSync(file, "utf8"), {
  compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2020 },
}).outputText;
const box = { exports: {} };
const req = (p) => (p.endsWith(".css") ? {} : require(p));
new Function("exports", "module", "require", js)(box.exports, box, req);
const m = box.exports;

const src = fs.readFileSync(path.join(__dirname, "fixture_data_table_sample.js"), "utf8");
const sampleDataTable = new Function(src + "; return sampleDataTable;")();

const s = sampleDataTable(66);
const html = m.renderDataTableHtml(s);
const head = html.split("<thead>")[1].split("</thead>")[0];
const headRows = head.split("</tr>").filter(Boolean);
const body = html.split("<tbody>")[1].split("</tbody>")[0];
const bodyRows = body.split("</tr>").filter(Boolean);
const foot = html.split("<tfoot>")[1].split("</tfoot>")[0];

const t0 = process.hrtime.bigint();
const big = m.renderDataTableHtml(sampleDataTable(1000));
const ms = Number(process.hrtime.bigint() - t0) / 1e6;

const one = (c, v) =>
  m.formatCell(
    v,
    c.kind === "number"
      ? new Intl.NumberFormat("ko-KR", {
          minimumFractionDigits: c.decimals ?? 0,
          maximumFractionDigits: c.decimals ?? 0,
        })
      : null,
  )[0];
const nc = { key: "a", label: "a", kind: "number", decimals: 2 };
const tc = { key: "b", label: "b" };

console.log(
  JSON.stringify({
    cols: s.columns.length,
    headRows: headRows.length,
    firstHeadRow: headRows[0],
    secondHeadRow: headRows[1],
    bodyRows: bodyRows.length,
    firstBodyRow: bodyRows[0],
    foot,
    frozenCells: (body.match(/class="is-frozen is-edge"/g) || []).length,
    bigRows: big.split("<tbody>")[1].split("</tbody>")[0].split("</tr>").length - 1,
    bigMs: ms,
    fmt: {
      thousands: one(nc, 1234567.891),
      neg: one(nc, -97.9),
      zero: one(nc, 0),
      nul: one(nc, null),
      undef: one(nc, undefined),
      blank: one(nc, ""),
      nan: one(nc, NaN),
      text: one(tc, "120+18"),
      textNum: one(tc, 5),
    },
    win: (() => {
      const b = m
        .renderDataTableHtml(sampleDataTable(1000), { from: 61, to: 121, rowH: 25 })
        .split("<tbody>")[1]
        .split("</tbody>")[0]
        .split("</tr>")
        .filter(Boolean);
      return { n: b.length, top: b[0], second: b[1].slice(0, 20), bottom: b[b.length - 1] };
    })(),
    opts: m.renderDataTableHtml({
      columns: [
        { key: "sta", label: "측점" },
        { key: "c1", label: "메쌓기", group: ["기슭막이"], title: "풍선", className: "is-missing" },
      ],
      rows: [{ sta: "0+0" }],
      frozen: 1,
      empty: "",
    }),
    escaped: m.renderDataTableHtml({ columns: [{ key: "x", label: "<b>" }], rows: [{ x: "a&<" }] }),
    noTotal: m.renderDataTableHtml({ columns: [tc], rows: [] }).includes("<tfoot>"),
  }),
);