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Chanutg / UsefullCode
Created August 13, 2019 09:10
const Web3 = require('web3');
const web3js = new Web3('https://testnet.tomochain.com');
const Tx = require('ethereumjs-tx').Transaction;
count = c;
hexamount = web3js.utils.toHex(amount * 1e5);
var rawTransaction = {"from":walletFromAdresse, "gasPrice":web3js.utils.toHex(20* 1e9),"gasLimit":web3js.utils.toHex(50000000),"to":token.adresse,"value":"0x0","data":tokenContract.methods.transfer(walletTo.publicAdresse, hexamount).encodeABI(),"nonce":web3js.utils.toHex(count)}
var transaction = new Tx(rawTransaction);
transaction.sign(walletFromprivateKey);
console.log(transaction);
@Chanutg
Chanutg / ABI
Created August 13, 2019 09:02
abi = [
{
"constant": true,
"inputs": [],
"name": "name",
"outputs": [
{
"name": "",
"type": "string"
}
@Chanutg
Chanutg / transactions.js
Created May 17, 2019 16:23
var userAddress = document.getElementById("address");
userAddress.value = "MonAdresse";
var form = document.querySelector("form");
form.addEventListener("submit", function (e) {
const req = new XMLHttpRequest();
const amount = 50;
req.open('POST', 'http://localhost:3000/transactions/sendtx', false);
@Chanutg
Chanutg / index.html
Created May 17, 2019 16:22
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Faucet</title>
</head>
<body>
<form>
@Chanutg
Chanutg / Transactions.js
Last active May 17, 2019 18:30
const Web3 = require('web3');
const web3js = new Web3(Web3.givenProvider || 'https://ropsten.infura.io/VOTRE_ACCES_INFURA', null, {});
const Tx = require('ethereumjs-tx');
const express = require('express');
const router = express.Router();
const BigNumber = require('bignumber.js');
var contractABI = CODE_ABI_DE_VOTRE_TOKEN
contractAddress = "ADRESSE_DU_CONTRAT_DE_VOTRE_TOKEN";
@Chanutg
Chanutg / gist:08066f5f8b5a3c1a3defb8513e9493cb
Created April 17, 2019 09:25
event Transfer(address indexed _from, address indexed _to, uint256 indexed _tokenId)
event Approval(address indexed _owner, address indexed _approved, uint256 indexed _tokenId);
event ApprovalForAll(address indexed _owner, address indexed _operator, bool _approved);
#Ces événements permettent d’afficher des informations lors de modifications, transfert de token par exemple.
function balanceOf(address _owner) external view returns (uint256);
@Chanutg
Chanutg / gist:a40167502930d93971405b35352764a4
Created April 17, 2019 09:20
totalSupply() public view returns (uint256 totalSupply)
#Fonction permettant d'obtenir le nombre de tokens existants.
balanceOf(address _owner) public view returns (uint256 balance)
#Fonction retournant le nombre de tokens qu'une adresse possède.
transfer(address _to, uint256 _value) public returns (bool success)
@Chanutg
Chanutg / HelloWorld.js
Created April 15, 2019 08:44
import React from "react";
import Button from 'react-bootstrap/Button';
class HelloWorld extends React.Component {
state = { sentence: null, newSentence: "", stackId: null };
changeSentence = e => {
this.setState({newSentence: e.target.value});
}
@Chanutg
Chanutg / HelloWorld.js
Last active April 15, 2019 08:21
import React from "react";
class HelloWorld extends React.Component {
state = { sentence: null };
componentDidMount() {
const { drizzle, drizzleState } = this.props;
const helloWorld = drizzle.contracts.HelloWorld;
const sentence = helloWorld.methods["saySomething"].cacheCall({ from: drizzleState.accounts[0], gas:3000000});
@Chanutg
Chanutg / app.js
Created April 12, 2019 14:12
import React, { Component } from 'react';
import logo from './logo.svg';
import './App.css';
import HelloWorld from "./HelloWorld";
class App extends Component {
state = { loading: true, drizzleState: null };
componentDidMount() {
const { drizzle } = this.props;