const WebSocket = require("ws");
module.exports = () => {
binance = new WebSocket("wss://stream.binance.com:9443/ws/btcusdt@ticker");
binance.onmessage = async function (event) {
try {
let msg = JSON.parse(event.data);
let fx = app.get("fx");
if (!fx) return;
let rates = {};
Object.keys(fx).map((symbol) => {
rates[symbol] = msg.c * fx[symbol];
});
app.set("ask", msg.a);
app.set("bid", msg.b);
app.set("last", msg.c);
app.set("rates", rates);
} catch (e) {
l.error("binance message error", e.message);
}
};
binance.onerror = async function (error) {
console.log("binance socket error", error);
}
return binance;
};
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