54 lines
1.8 KiB
JavaScript
54 lines
1.8 KiB
JavaScript
const { redisClient } = require('./redis')
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const config = require('../config')
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class Sender {
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constructor(minedNonce, web3) {
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this.minedNonce = Number(minedNonce)
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this.web3 = web3
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}
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async main() {
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const lastNonce = await redisClient.get('nonce')
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for(let nonce = this.minedNonce; nonce < lastNonce + 1; nonce++) {
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let tx = await redisClient.get('tx' + nonce)
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tx = JSON.parse(tx)
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const isMined = await this.checkTx(tx)
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}
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}
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async checkTx(tx) {
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const networkNonce = await this.web3.eth.getTransactionCount(this.web3.eth.defaultAccount)
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if ()
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}
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async sendTx(tx, retryAttempt = 1) {
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let signedTx = await this.web3.eth.accounts.signTransaction(tx, config.privateKey)
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let result = this.web3.eth.sendSignedTransaction(signedTx.rawTransaction)
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let txHash
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result.once('transactionHash', function(_txHash){
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console.log(`A new successfully sent tx ${_txHash}`)
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txHash = _txHash
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}).on('error', async function(e){
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console.log('error', e.message)
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if(e.message === 'Returned error: Transaction gas price supplied is too low. There is another transaction with same nonce in the queue. Try increasing the gas price or incrementing the nonce.'
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|| e.message === 'Returned error: Transaction nonce is too low. Try incrementing the nonce.'
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|| e.message === 'Returned error: nonce too low'
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|| e.message === 'Returned error: replacement transaction underpriced') {
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console.log('nonce too low, retrying')
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if(retryAttempt <= 10) {
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retryAttempt++
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const newNonce = tx.nonce + 1
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tx.nonce = newNonce
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await redisClient.set('nonce', newNonce)
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txHash = this.sendTx(tx, retryAttempt)
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return
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}
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}
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throw new Error(e.message)
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})
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return txHash
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}
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}
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module.exports = Sender |