.env.example

@@ -1,3 +1,2 @@
 BOT_TOKEN=
-TELEGRAM_CHANNEL_NAME=@torn_prices
+TELEGRAM_CHANNEL_NAME=@torn_prices
-MAINNET_RPC_URL=https://ethereum.publicnode.com

.gitignore

@@ -1,2 +1,2 @@
-node_modules
+.idea
 .env

README.md

@@ -5,6 +5,4 @@
 3. Copy `.env.example` file content to `.env`;
 4. Fill in `.env` file `BOT_TOKEN` value with a string containing your telegram bot token;
 5. Replace in `.env` file `TELEGRAM_CHANNEL_NAME` value with a string containing inner telegram link to your public channel (for example, `@torn_prices`);
-6. Replace in `.env` file `MAINNET_RPC_URL` value, if default RPC doesn't work;
+6. Start script in the background: `python3 main.py &`
-7. Install dependencies: `npm i`
-8. Start script in the background: `npm run start`

index.ts

@@ -1,41 +0,0 @@
-import { ChainId, Token, Fetcher, Route } from "@uniswap/sdk";
-import { ethers } from "ethers";
-import * as dotenv from "dotenv";
-import fetch from "node-fetch";
-dotenv.config();
-
-const botToken = process.env.BOT_TOKEN;
-const channelName = process.env.TELEGRAM_CHANNEL_NAME;
-
-const TORN = new Token(ChainId.MAINNET, "0x77777FeDdddFfC19Ff86DB637967013e6C6A116C", 18);
-const USDT = new Token(ChainId.MAINNET, "0xdAC17F958D2ee523a2206206994597C13D831ec7", 6);
-const WETH = new Token(ChainId.MAINNET, "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2", 18);
-
-const provider = new ethers.providers.JsonRpcProvider(process.env.MAINNET_RPC_URL);
-
-async function getPrice(): Promise<string> {
-    // Route via WETH, because TORN/USDT pair doesn't have enough liquidity
-    const pairTORNWETH = await Fetcher.fetchPairData(TORN, WETH, provider);
-    const pairWETHUSDT = await Fetcher.fetchPairData(WETH, USDT, provider);
-    const route = new Route([pairTORNWETH, pairWETHUSDT], TORN, USDT);
-    return route.midPrice.toSignificant(3);
-}
-
-async function sendPriceToChannel(price: string) {
-    try {
-        await fetch(`https://api.telegram.org/bot${botToken}/sendMessage?chat_id=${channelName}&text=${price}`);
-    } catch (error) {}
-}
-
-async function main() {
-    try {
-        const tokenPrice = await getPrice();
-        await sendPriceToChannel(tokenPrice);
-    } catch (error) {
-        console.error(error);
-    }
-
-    setTimeout(main, 1000 * 15);
-}
-
-main();

main.py

@@ -0,0 +1,42 @@
+from urllib.error import HTTPError
+from urllib.request import urlopen as get
+from threading import Timer
+import json
+import os
+from dotenv import load_dotenv
+
+load_dotenv()
+
+BINANCE_API_GET_ETH_PRICE_LINK = "https://api.binance.com/api/v3/ticker/price?symbol=TORNBUSD"
+BOT_TOKEN = os.getenv("BOT_TOKEN")
+TELEGRAM_CHANNEL_NAME = os.getenv("TELEGRAM_CHANNEL_NAME")
+TELEGRAM_API_SEND_MESSAGE_LINK = f"https://api.telegram.org/bot{BOT_TOKEN}/sendMessage?chat_id={TELEGRAM_CHANNEL_NAME}&text="
+CHECK_PRICE_INTERVAL_IN_SECONDS = 10
+
+
+def send_price_to_channel(price: float):
+    fixed_price = "{:10.2f}".format(price).strip()
+    full_request_link = f'{TELEGRAM_API_SEND_MESSAGE_LINK}{fixed_price}$'
+    try:
+        get(full_request_link)
+    except HTTPError:
+        pass
+
+
+def get_eth_price_from_binance() -> float:
+    try:
+        data = json.load(get(BINANCE_API_GET_ETH_PRICE_LINK))
+        return float(data["price"])
+    except HTTPError:
+        return -1
+
+
+def main():
+    Timer(CHECK_PRICE_INTERVAL_IN_SECONDS, main).start()
+    current_eth_price = get_eth_price_from_binance()
+    if current_eth_price == -1:
+        return
+    send_price_to_channel(current_eth_price)
+
+
+main()

package.json

@@ -1,30 +0,0 @@
-{
-    "name": "torn-price-bot",
-    "version": "1.0.0",
-    "description": "Telegram bot with actual TORN price",
-    "main": "index.ts",
-    "scripts": {
-        "start": "ts-node index.ts &",
-        "dev": "nodemon index.ts"
-    },
-    "repository": {
-        "type": "git",
-        "url": "https://git.tornado.ws/Theo/torn-price-bot.git"
-    },
-    "author": "Theo",
-    "license": "MIT",
-    "dependencies": {
-        "@uniswap/sdk": "^3.0.3",
-        "@uniswap/sdk-core": "^4.0.9",
-        "@uniswap/v2-sdk": "^3.2.3",
-        "dotenv": "^16.3.1",
-        "ethers": "5.7",
-        "node-fetch": "^2.7.0"
-    },
-    "devDependencies": {
-        "@types/node-fetch": "^2.6.9",
-        "nodemon": "^3.0.2",
-        "ts-node": "^10.9.2",
-        "typescript": "^5.3.3"
-    }
-}