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const bolt11 = require("bolt11");
module.exports = (app, db, lna, lnb) => async (req, res) => {
let { payuser, amount } = req.body;
let user = await db.User.findOne({
where: {
username: payuser
}
});
if (!user) {
return res.status(500).send("Couldn't find the user you're trying to pay");
}
let err = m => res.status(500).send(m);
let invoice;
try {
invoice = await lnb.addInvoice({ value: amount });
} catch (e) {
return err(e.message);
}
let hash = invoice.payment_request;
await db.Payment.create({
user_id: user.id,
hash,
amount,
rate: app.get("rates")[req.user.currency],
currency: req.user.currency,
tip: 0,
confirmed: true,
received: false,
asset: 'LNBTC',
});
req.url = "/sendPayment";
let payreq = bolt11.decode(hash);
const { routes } = await lna.queryRoutes({ "pub_key": payreq.payeeNodeKey, "amt": payreq.satoshis });
if (routes.length) req.body.route = routes[0];
else return res.status(500).send("No route available");
req.body.payreq = hash;
return app._router.handle(req, res);
};
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