2017-11-23 07:01:16 +01:00

58 lines
2.0 KiB
JavaScript

const https = require("https");
const api_url = ({ market, crypto, currency }) => `https://api.cryptowat.ch/markets/${market}/${crypto}${currency}/summary`;
const currencies = {
usd: ({ val }) => `\$${val}`,
eur: ({ val }) => `${val}`,
eth: ({ val }) => `${val}Ξ`,
btc: ({ val }) => `${val}฿`,
xmr: ({ val }) => `${val} xmr`
};
const markets = {
btc: "coinbase",
eth: "coinbase",
xmr: "bitfinex"
};
module.exports = bot => {
bot._trigger.set("coins", {
call: /^(\.|\/)(btc|eth|xmr)/i,
level: 0,
active: true,
clients: ["irc", "tg"],
f: e => {
let args = e.message.trim().substr(1).toLowerCase().split(" ");
cryptowat_summary(args[0], markets[args[0]], args[0] !== "xmr" ? args[1] : "usd").then(
resolve => e.reply(resolve),
reject => e.reply(reject)
);
}
});
};
const cryptowat_summary = (crypto, market, currency) => {
return new Promise((resolve, reject) => {
if (!currency)
currency = "eur";
if (!Object.keys(currencies).includes(currency) || crypto === currency)
reject(`Can't convert or invalid currency: ${currency}`);
https.get([{ market: market, crypto: crypto, currency: currency }].map(api_url).join``, res => {
let content = "";
res.on('data', chunk => content += chunk.toString());
res.on('end', () => {
if(content.length === 0)
reject("No data received");
const result = JSON.parse(content).result;
const data = {
last: [{ val: result.price.last }].map(currencies[currency]).join``,
high: [{ val: result.price.high }].map(currencies[currency]).join``,
low: [{ val: result.price.low }].map(currencies[currency]).join``,
change: (result.price.change.percentage * 100).toFixed(2),
volume: result.volume
};
resolve(`Current: [b]${data.last}[/b] - High: [b]${data.high}[/b] - Low: [b]${data.low}[/b] - Change: [b]${data.change}[/b]% - Volume: [b]${data.volume}[/b]`);
});
});
});
};