nodejs program to fetch bitcoin price and send message in telegram when bitcoin price is dropped by 0.5% or increase by 0.5%

-

 same  as the last blogspot just some function is added



const express = require('express');
const app = express();
const ccxt = require('ccxt')
const http = require('http');
const server = http.createServer(app);
const { Server } = require("socket.io");
const { Console } = require('console');
const { BroadcastChannel } = require('worker_threads');
const io = new Server(server);
const TelegramBot = require('node-telegram-bot-api');
const bot = new TelegramBot('your telegram token', {polling: true});








app.use(express.static('public'));
app.use(express.urlencoded({extended:false}))
app.use(express.json());

app.get('/sa', (req, res) => {
  res.send("sd");

});

io.on('connection', async (fun) => {
    i = 1;
    s = 2000;
    console.log('started')
     console.log(fun.id)
     const exchange = new ccxt.binance()

     // Load the markets
     let  real = 1
     await exchange.loadMarkets()
     const ticker = await exchange.fetchTicker('BTC/USDT')
     let price_up = ticker.last
     console.log(price_up)
     let down = price_up -  (price_up * 0.05);
     let above = price_up +  (price_up * 0.05);
    console.log(down + " down")
    console.log(above + " above")
    //  let pri = price_up - per;
    //  console.log(pri)
    const chatId = your chat id
;
     fun.on('chat message', async (msg) => {
                const ticker = await exchange.fetchTicker('BTC/USDT')
                // console.log(pri)
                if (ticker.last >= above) {
               
                        // console.log(msg)
     
                    bot.sendMessage(chatId,'price increased by 5% | checked by number is '+ down +' | and current price is  '  + ticker.last);
       
                    console.log('price increased by 5% | checked by number is '+ down +' | and current price is  '  + ticker.last)
                }
                else if (ticker.last <= down) {
   
                        // console.log(msg)
                       
                        bot.sendMessage(chatId,'price decreased by 0.05% |checked by number '+above+' | current price is ' + ticker.last);
   
                    console.log('price decreased by 0.05% |checked by number '+above+' | current price is ' + ticker.last)
                }
               
                // Get the ticker for the BTC/USDT market
                    if(ticker.last < real) {
                        // console.log("BTC/USDT PRICE - " + ticker.last + "  " + i + "  price drop")
                    }
                    else if (ticker.last > real ){
                        // console.log("BTC/USDT PRICE - " + ticker.last + "  " + i + "  price increase")
                    }
                    real = ticker.last
               
                // Log the last price
                const data = {
                    name: ticker.last,
                    surname:s
                }
               
               
                // console.log("check for dat first" , i)
                // console.log("check ", s)
                i++;    
                s++;
                io.emit('chat message', data);
             
         });
         
         fun.on('endchat_1', function (){
            console.log('ended')
            fun.disconnect(fun.id);
        });
         
         fun.on('chat_2', (msg) => {
            console.log('chat_2')
            for (let i = 0; i < 10000; i++) {
                io.emit('chat_2', msg + "  " + i + " chat_2" );
                // console.log( io.emit('chat_2', msg + "  " + i + " chat_2" ))
            }
        });
     });
   
     const telegrammsg = () => {
        // bot.onText(/\/echo (.+)/, (msg, match) => {  
        //     const chatId = 524546863;
        //     const resp = match[1];
        //     bot.sendMessage(chatId, resp);
           
        //   });
         
         
     }

     telegrammsg();



// async function getBitcoinPrice() {
//     // Initialize the Binance exchange object
//     const exchange = new ccxt.binance()
 
//     // Load the markets
//     await exchange.loadMarkets()
 
//     // Get the ticker for the BTC/USDT market
//     const ticker = await exchange.fetchTicker('BTC/USDT')
 
//     // Log the last price
//     console.log(ticker.last)
//   }
 
// setInterval(getBitcoinPrice, 10000)
//   getBitcoinPrice()
 
server.listen(3000, () => {
  console.log('listening on *:3000');
});

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