import { Hono } from 'hono';
import { createShade } from '@shade/sdk';

/**
 * __PROJECT_NAME__ — Shade-enabled Bun server template.
 *
 * Exposes two endpoints:
 *   POST /send     — encrypt a message to a peer
 *   POST /receive  — decrypt an incoming envelope
 */

const shade = await createShade({
  prekeyServer: process.env.SHADE_PREKEY_SERVER ?? '__PREKEY_SERVER__',
  storage: process.env.SHADE_DB_PATH ?? 'sqlite:./.shade/client.db',
  address: '__PROJECT_NAME__',
});

console.log(`Shade initialized as ${shade.myAddress}`);
console.log(`Fingerprint: ${await shade.fingerprint}`);

shade.onMessage((from, msg) => {
  console.log(`[${from}] ${msg}`);
});

const app = new Hono();

app.get('/', (c) => c.text(`__PROJECT_NAME__ — Shade-enabled backend`));

app.post('/send', async (c) => {
  const { to, message } = await c.req.json();
  const envelope = await shade.send(to, message);
  return c.json({ envelope });
});

app.post('/receive', async (c) => {
  const { from, envelope } = await c.req.json();
  const plaintext = await shade.receive(from, envelope);
  return c.json({ plaintext });
});

export default {
  port: Number(process.env.PORT ?? 3000),
  fetch: app.fetch,
};

console.log(`Server listening on :${process.env.PORT ?? 3000}`);