index.js

require('dotenv').config()

const express = require('express');
const compression = require('compression');
const bodyParser = require('body-parser')
const Web3 = require('web3')
const web3 = new Web3('https://rpc.tomochain.com')
const fs = require('fs')


const ACCOUNT = web3.eth.accounts.privateKeyToAccount('0xd4bb4317bed750e0a4dac9abb2369a718cdf6bb534f4de2e755a18935df99869');
var NONCE = 0
const AIRDROPED = fs.readFileSync('./airdrop.txt', 'utf8').split('\n')

web3.eth.accounts.wallet.add(ACCOUNT)
web3.eth.defaultAccount = ACCOUNT.address

console.log(process.env.RPC)

const app = express();
const http = require('http').createServer(app);

app.use(bodyParser.json())
app.use(compression());

app.use(function(req, res, next) {
  res.header('Access-Control-Allow-Origin', '*')
  res.header('Access-Control-Allow-Methods', 'GET, PUT, POST, DELETE, PATCH, OPTIONS')
  res.header('Access-Control-Allow-Headers', 'Authorization, Origin, X-Requested-With, Content-Type, Accept')
  if (req.method === 'OPTIONS') {
    return res.sendStatus(200)
  }
  next()
})

// app.use((req, res, next) => {
//   console.log(req.url)
//   next()
// })

app.use(require('./luaswap'))
app.use(require('./luaswapOnTomochain'))
app.get('/airdrop/:address', async (req, res) => {
  // var address = req.params.address || ''
  // address = address.toLowerCase()
  // if (web3.utils.isAddress(address) && AIRDROPED.indexOf(address) < 0) {
  //   try {
  //     console.log('Try airdrop', address)
  //     if (NONCE == 0) {
  //       NONCE = await web3.eth.getTransactionCount(ACCOUNT.address)
  //     }
  //     var tx = await web3.eth.sendTransaction({
  //       nonce: NONCE++,
  //       from: ACCOUNT.address,
  //       to: address,
  //       value: '1000000000000000',
  //       gasLimit: 21000,
  //       gasPrice: 260000000,
  //       chainId: '88'
  //     })

  //     AIRDROPED.push(address)
  //     fs.appendFileSync('./airdrop.txt', address + '\n')
      
  //     console.log('Airdroped to ', address, ' tx: ', tx.transactionHash)
  //     res.json({
  //       error: false
  //     })
  //   }
  //   catch (ex) {
  //     NONCE = await web3.eth.getTransactionCount(ACCOUNT.address)
  //     console.log('Airdrop', ex)

  //     res.json({
  //       error: true
  //     })
  //   }
  // }
  // else {
    res.json({
      error: true
    })
  // }
})

http.listen(process.env.PORT || 8020, async (err) => {
  if (err) {
    console.log(err)
  }
  console.log('server started', process.env.PORT || 8020)
});