function exportMachines(project, tables, map, ambiguous, num, next, source, warnings) {
  const groups = new Map();
  let group;
  for (const row of project.tables.MachMainDat || []) {
    if (num(row.Index) > 0) {
      group = [];
      if (groups.has(row.Code)) groups.set(row.Code, null);
      else groups.set(row.Code, group);
    } else if (group) group.push(row);
  }
  for (const title of project.tables.MachTitleDat || []) {
    const parts = groups.get(title.Code);
    if (
      !title.Code ||
      ambiguous.has("105:" + title.Code) ||
      !parts?.length ||
      num(title.SC) ||
      parts.some((row) => !row.JdlSummary || num(row.CalcIndex) !== 1 || num(row.SC)) ||
      ["GC", "NC", "JC"].some(
        (field) =>
          Math.abs(parts.reduce((sum, row) => sum + num(row[field]), 0) - num(title[field])) > 1e-6,
      )
    )
      continue;
    const code = "J" + String(next()).padStart(10, "0");
    map.set("105:" + title.Code, code);
    tables["junit.txt"].push({
      F_CODE: code,
      F_DES: title.Name,
      F_SIZE: title.Size,
      F_UNIT: title.Unite,
      F_MPRICE: num(title.GC),
      F_LPRICE: num(title.NC),
      F_EPRICE: num(title.JC),
      F_ORICODE: "00000000000",
    });
    for (const [index, row] of parts.entries()) {
      const code1 = source(0, { ...row, Code: "MACHINE-PART-" + next() });
      tables["jpart.txt"].push({
        F_CODE: code,
        F_SEQ: String(index + 1),
        F_CODE1: code1,
        F_DES: row.Name,
        F_SIZE: row.Size,
        F_UNIT: row.Unite,
        F_QQTY: ["%", "％"].includes(row.Unite) ? 100 : 1,
        F_MPRICE: num(row.GC),
        F_LPRICE: num(row.NC),
        F_EPRICE: num(row.JC),
        F_SPROPER: "0",
        F_LOADBM: "T",
        F_SAVEBM: "T",
        F_ORICODE: "00000000000",
      });
    }
    warnings.push(`${title.Code}: 기계 상세를 고정 금액으로 내보냅니다.`);
  }
}

module.exports = { exportMachines };