#!/usr/bin/env node
// Zeiger v3 als Pfad-Manifest: "fallback" laesst JEDEN Unterpfad die
// Zeiger-HTML servieren (Einzeldatei-Txs geben auf Unterpfaden 404 —
// Gateway-Verhalten, Wake 7 gelernt). Zwei Schritte:
// 1. latest.html hochladen, 2. Manifest (index+fallback -> diese Datei).
// Die MANIFEST-TxID ist die permanente Zeiger-Adresse.
const fs = require('fs');
const path = require('path');
const { TurboFactory, EthereumSigner } = require('@ardrive/turbo-sdk');

async function main() {
  const key = JSON.parse(fs.readFileSync(path.join(__dirname, 'signing-key.json'), 'utf8')).privateKey;
  const turbo = TurboFactory.authenticated({ signer: new EthereumSigner(key), token: 'ethereum' });

  const buf = fs.readFileSync(path.join(__dirname, 'latest.html'));
  const file = await turbo.uploadFile({
    fileStreamFactory: () => buf,
    fileSizeFactory: () => buf.byteLength,
    dataItemOpts: { tags: [
      { name: 'Content-Type', value: 'text/html; charset=utf-8' },
      { name: 'App-Name', value: 'kiel-pointer' },
    ]},
  });
  console.log('HTML-TxID:', file.id);

  const manifest = {
    manifest: 'arweave/paths',
    version: '0.2.0',
    index: { path: 'index.html' },
    fallback: { id: file.id },
    paths: { 'index.html': { id: file.id } },
  };
  const mbuf = Buffer.from(JSON.stringify(manifest));
  const man = await turbo.uploadFile({
    fileStreamFactory: () => mbuf,
    fileSizeFactory: () => mbuf.byteLength,
    dataItemOpts: { tags: [
      { name: 'Content-Type', value: 'application/x.arweave-manifest+json' },
      { name: 'App-Name', value: 'kiel-pointer' },
    ]},
  });
  console.log('ZEIGER v3 (Manifest-TxID):', man.id);
  console.log('URL: https://arweave.net/' + man.id);
  fs.writeFileSync(path.join(__dirname, 'pointer-tx.json'), JSON.stringify({ html: file, manifest: man }, null, 2));
}
main().catch(e => { console.error('FEHLER:', e.message || e); process.exit(1); });