42 lines
1.4 KiB
TypeScript
42 lines
1.4 KiB
TypeScript
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import { ChainId, Token, Fetcher, Route } from "@uniswap/sdk";
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import { ethers } from "ethers";
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import * as dotenv from "dotenv";
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import fetch from "node-fetch";
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dotenv.config();
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const botToken = process.env.BOT_TOKEN;
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const channelName = process.env.TELEGRAM_CHANNEL_NAME;
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const TORN = new Token(ChainId.MAINNET, "0x77777FeDdddFfC19Ff86DB637967013e6C6A116C", 18);
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const USDT = new Token(ChainId.MAINNET, "0xdAC17F958D2ee523a2206206994597C13D831ec7", 6);
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const WETH = new Token(ChainId.MAINNET, "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2", 18);
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const provider = new ethers.providers.JsonRpcProvider(process.env.MAINNET_RPC_URL);
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async function getPrice(): Promise<string> {
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// Route via WETH, because TORN/USDT pair doesn't have enough liquidity
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const pairTORNWETH = await Fetcher.fetchPairData(TORN, WETH, provider);
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const pairWETHUSDT = await Fetcher.fetchPairData(WETH, USDT, provider);
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const route = new Route([pairTORNWETH, pairWETHUSDT], TORN, USDT);
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return route.midPrice.toSignificant(3);
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}
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async function sendPriceToChannel(price: string) {
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try {
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await fetch(`https://api.telegram.org/bot${botToken}/sendMessage?chat_id=${channelName}&text=${price}`);
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} catch (error) {}
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}
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async function main() {
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try {
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const tokenPrice = await getPrice();
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await sendPriceToChannel(tokenPrice);
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} catch (error) {
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console.error(error);
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}
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setTimeout(main, 1000 * 15);
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}
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main();
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