#!/usr/bin/env node
/** Direct customer web access. Not Zapier. NATS only after authz. */
import http from 'node:http';
import { PLANE, statement, reload } from './gate.js';

const PORT = Number(process.env.PORT || 3021);

const server = http.createServer(async (req, res) => {
  const url = new URL(req.url || '/', `http://127.0.0.1:${PORT}`);
  const json = (code, obj) => {
    res.writeHead(code, { 'content-type': 'application/json' });
    res.end(JSON.stringify(obj));
  };
  try {
    if (req.method === 'GET' && url.pathname === '/health') {
      return json(200, { ok: true, role: 'verae-access-web', plane: PLANE });
    }
    const st = url.pathname.match(/^\/statement\/([^/]+)$/);
    if (req.method === 'GET' && st) {
      const out = await statement(st[1], st[1]);
      return json(out.status, out.body);
    }
    if (req.method === 'POST' && url.pathname === '/reload') {
      const chunks = [];
      for await (const c of req) chunks.push(c);
      const body = JSON.parse(Buffer.concat(chunks).toString('utf8') || '{}');
      const out = await reload(body.customerId, body.cents, body.customerId);
      return json(out.status, out.body);
    }
    json(404, { error: 'not found' });
  } catch (err) {
    json(502, { error: err.message });
  }
});

server.listen(PORT, '0.0.0.0', () => {
  process.stdout.write(`verae-access-web http://0.0.0.0:${PORT}/ plane=${PLANE}\n`);
});