#!/usr/bin/env node
/**
 * electron-builder 산출물 → chatbotApp public-ai/downloads/ 복사
 */
import fs from "node:fs";
import path from "node:path";
import { fileURLToPath } from "node:url";
import {
  DOWNLOAD_ARTIFACTS,
  DOWNLOAD_ARTIFACT_LIST,
  OBSOLETE_DOWNLOAD_ARTIFACTS,
} from "./download-artifacts.mjs";

const root = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");
const distDir = path.join(root, "dist");
const downloadsDir = path.resolve(
  root,
  "../chatbotApp-chatbot2.0-agent/public-ai/downloads",
);
const pkg = JSON.parse(fs.readFileSync(path.join(root, "package.json"), "utf8"));

if (!fs.existsSync(distDir)) {
  console.error(`[publish-downloads] dist 없음: ${distDir}`);
  console.error("먼저 npm run dist:mac 또는 dist:win 을 실행하세요.");
  process.exit(1);
}

fs.mkdirSync(downloadsDir, { recursive: true });

for (const name of OBSOLETE_DOWNLOAD_ARTIFACTS) {
  const p = path.join(downloadsDir, name);
  if (fs.existsSync(p)) {
    fs.unlinkSync(p);
    console.log(`[publish-downloads] removed obsolete ${name}`);
  }
}

const copied = [];
for (const name of DOWNLOAD_ARTIFACT_LIST) {
  const src = path.join(distDir, name);
  if (!fs.existsSync(src)) {
    console.warn(`[publish-downloads] skip (없음): ${name}`);
    continue;
  }
  const dest = path.join(downloadsDir, name);
  fs.copyFileSync(src, dest);
  const stat = fs.statSync(dest);
  copied.push({
    file: name,
    size: stat.size,
    mtime: stat.mtime.toISOString(),
  });
  console.log(`[publish-downloads] ${name} → ${dest}`);
}

const manifest = {
  version: pkg.version,
  updatedAt: new Date().toISOString(),
  files: { ...DOWNLOAD_ARTIFACTS },
  artifacts: copied,
  note:
    "미서명 빌드 — Mac: dmg(설치) / zip(포터블·실행하기.command). Windows: Setup.exe(설치) / portable.exe(포터블).",
};

fs.writeFileSync(
  path.join(downloadsDir, "manifest.json"),
  `${JSON.stringify(manifest, null, 2)}\n`,
  "utf8",
);

if (copied.length === 0) {
  console.error("[publish-downloads] 복사된 파일이 없습니다.");
  process.exit(1);
}

console.log(`[publish-downloads] ✅ ${copied.length}개 → ${downloadsDir}`);