index.js

const express = require("express");
const validator = require("./validator");
const Wallet = require("./wallet");
const shield = require("./shield");

const app = express();
app.use(express.json());

app.get("/", (req, res) => {
  res.send("Gravity Binary capsule online.");
});

app.post("/validate", (req, res) => {
  const verdict = validator(req.body);
  res.json(verdict);
});

app.post("/wallet", (req, res) => {
  const wallet = new Wallet(req.body.owner || "GravityBinary");
  wallet.deposit(req.body.deposit || 0);
  try {
    wallet.withdraw(req.body.withdraw || 0);
    res.json(wallet);
  } catch (err) {
    res.status(400).json({ error: err.message });
  }
});

app.post("/shield", (req, res) => {
  const result = shield(req.body);
  res.json(result);
});

const port = process.env.PORT || 80;
app.listen(port, "0.0.0.0", () => console.log(`Capsule active on port ${port}`));