Etherium Blockchain Platform Quick Start

etherium-quick-start.js

// How to connect to Etherium Blockchain Platform
// Emitting events and listening for events within blockchain network

var Web3 = require('web3');

const HOST = '';
const ACCOUNT = '';
const ContractData = {...};

// Connection
var provider = new Web3.providers.HttpProvider(HOST);
var web3 = new Web3(provider);
web3.eth.defaultAccount = ACCOUNT;

// Initializing contract
var contract = web3.eth.contract(ContractData.ABI);
var contractInstance = contract.at(ContractData.address);

// Emitting event
contractInstance.emitEvent(ACCOUNT, 'data', 'some_hast', { gas: 200000 });

// Listening events
contractInstance.allEvents().watch(function(error, event) {
  // Received event
});