import { NextResponse } from "next/server";
import { readdir, stat } from "node:fs/promises";
import { WEBSITE_FILE_DIR } from "@/lib/config";

export const runtime = "nodejs";

export async function GET() {
  try {
    const entries = await readdir(WEBSITE_FILE_DIR, { withFileTypes: true });
    const dirs: string[] = [];
    for (const e of entries) {
      if (e.isDirectory()) {
        // 仅列出存在 log/access.log 的站点
        try {
          const s = await stat(`${WEBSITE_FILE_DIR}/${e.name}/log/access.log`);
          if (s.isFile()) dirs.push(e.name);
        } catch {}
      }
    }
    dirs.sort();
    return NextResponse.json({ sites: dirs });
  } catch (error) {
    return NextResponse.json({ error: String(error) }, { status: 500 });
  }
}