#!/usr/bin/env node
/**
 * plugin-tips-cn 安装器（npm 分发用）。
 *
 *   npx plugin-tips-cn              # 装到 $HERMES_HOME/plugins/plugin-tips-cn（默认 ~/.hermes）
 *   npx plugin-tips-cn --check      # 只看目标位置，不写文件
 *   HERMES_HOME=/opt/data npx plugin-tips-cn
 *
 * 装完还需要在 Hermes 里启用并重启一次网关（插件目录不会被长驻进程自动重扫）：
 *   hermes plugins enable plugin-tips-cn
 */
const fs = require("fs");
const os = require("os");
const path = require("path");

const PKG_ROOT = path.resolve(__dirname, "..");
const FILES = ["plugin.yaml", "__init__.py", "phrases.json", "validate_phrases.py", "README.md", "LICENSE"];
const DIR_NAME = "plugin-tips-cn";

function hermesHome() {
  return process.env.HERMES_HOME || path.join(os.homedir(), ".hermes");
}

function main() {
  const args = process.argv.slice(2);
  const checkOnly = args.includes("--check") || args.includes("-c");
  const home = hermesHome();
  const target = path.join(home, "plugins", DIR_NAME);

  console.log(`Hermes 家目录: ${home}`);
  console.log(`插件目标位置: ${target}`);
  if (checkOnly) return;

  const missing = FILES.filter((f) => !fs.existsSync(path.join(PKG_ROOT, f)));
  if (missing.length) {
    console.error(`✗ 包里缺文件: ${missing.join(", ")}`);
    process.exit(1);
  }

  fs.mkdirSync(target, { recursive: true });
  let n = 0;
  for (const f of FILES) {
    fs.copyFileSync(path.join(PKG_ROOT, f), path.join(target, f));
    n += 1;
  }
  console.log(`✓ 已复制 ${n} 个文件到 ${target}`);
  console.log("");
  console.log("还差两步（Hermes 不会自动重扫插件目录）：");
  console.log("  1) hermes plugins enable plugin-tips-cn");
  console.log("  2) 重启网关一次（容器里 s6 托管的网关，杀掉会自动拉起）");
  console.log("");
  console.log("改词库不用重启：phrases.json 按 mtime 热加载。");
  console.log("自检词库：python3 " + path.join(target, "validate_phrases.py"));
}

main();