"use strict";
const fs = require("node:fs");
const path = require("node:path");

function parseCsv(text) {
  const rows = [];
  let row = [], field = "", inQuotes = false;
  for (let i = 0; i < text.length; i++) {
    const c = text[i];
    if (inQuotes) {
      if (c === '"') { if (text[i + 1] === '"') { field += '"'; i++; } else inQuotes = false; }
      else field += c;
    } else {
      if (c === '"') inQuotes = true;
      else if (c === ",") { row.push(field); field = ""; }
      else if (c === "\r") { /* skip */ }
      else if (c === "\n") { row.push(field); rows.push(row); row = []; field = ""; }
      else field += c;
    }
  }
  if (field.length > 0 || row.length > 0) { row.push(field); rows.push(row); }
  const headers = rows.shift() || [];
  return rows.filter((r) => !(r.length === 1 && r[0] === "")).map((r) => {
    const obj = {};
    headers.forEach((h, idx) => { obj[h] = r[idx] !== undefined ? r[idx] : ""; });
    return obj;
  });
}

function readCsv(filePath) {
  const buf = fs.readFileSync(filePath);
  let text = buf.toString("utf8");
  if (text.charCodeAt(0) === 0xfeff) text = text.slice(1);
  return parseCsv(text);
}

const sampleDir = path.join(__dirname, "..", "sample");
const deptRows = readCsv(path.join(sampleDir, "組織_2026_09_03 13_53_35.csv"));
const userRows = readCsv(path.join(sampleDir, "ユーザ_2026_09_03 13_53_13.csv"));

const deptCodeToId = new Map(deptRows.map((d) => [d["組織コード"], d["組織ID"]]));

const depts = deptRows.map((d) => ({
  DeptId: Number(d["組織ID"]),
  DeptCode: d["組織コード"],
  DeptName: d["組織名"],
  Disabled: d["無効"] === "1",
}));

const users = userRows.map((u) => {
  const deptId = deptCodeToId.get(u["組織コード"]);
  const mailField = u["メールアドレス"] || "";
  const mailAddresses = mailField ? mailField.split(",").map((s) => s.trim()).filter(Boolean) : [];
  return {
    UserId: Number(u["ユーザID"]),
    LoginId: u["ログインID"] || "",
    Name: u["名前"] || "",
    UserCode: u["ユーザコード"] || "",
    Gender: u["性別"] || "",
    Language: u["言語"] || "",
    TimeZone: u["タイムゾーン"] || "",
    DeptId: deptId !== undefined ? Number(deptId) : 0,
    Manager: u["管理者"] || "",
    TenantManager: u["テナント管理者"] === "1",
    Theme: u["テーマ"] || "",
    Body: u["説明"] || "",
    AllowCreationAtTopSite: u["サイトトップへの作成を許可"] === "1",
    AllowGroupAdministration: u["グループの管理を許可"] === "1",
    AllowGroupCreation: u["グループの作成を許可"] === "1",
    AllowApi: u["APIを許可"] === "1",
    AllowMovingFromTopSite: u["サイトトップからの移動を許可"] === "1",
    Disabled: u["無効"] === "1",
    Lockout: u["ロック"] === "1",
    SecretKey: u["秘密鍵有効"] === "1",
    MailAddresses: mailAddresses,
  };
});

const outDir = path.join(__dirname, "..", "data", "test-import-maps");
fs.writeFileSync(path.join(outDir, "mock-pleasanter-depts.json"), JSON.stringify(depts), "utf8");
fs.writeFileSync(path.join(outDir, "mock-pleasanter-users.json"), JSON.stringify(users), "utf8");

console.log("depts:", depts.length, "users:", users.length);
console.log("sample dept:", JSON.stringify(depts[0]));
console.log("sample user:", JSON.stringify(users[0]));