empowjs v1.0.1

empowjs

Empow Blockchain Javascript SDK including geting block data, sending transactions, etc. It can be used in browsers and also on nodejs platform.

Installation

Using npm in your project

npm install empowjs

CDN

<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/empowjs@1.0.0/dist/empow.min.js"></script>

You can use SDK from : window.empowjs

Usage

const empowjs = require('empowjs')

// CREATE WALLET OR IMPORT WALLET FROM PRIVATE KEY
const privateKeyBuffer = empowjs.Base58.decode(<YOUR PRIVATE KEY>)
const wallet = new empowjs.Wallet(privateKeyBuffer)
// OR create new wallet
// const wallet = empowjs.Wallet.create()

// INIT SDK AND CONNECT TO BLOCKCHAIN
const rpc = new empowjs.RPC(new empowjs.HTTPProvider('http://localhost:30001'))
const empow = new empowjs.EMPOW(rpc,wallet)

// SEND TX
const tx = empow.callABI("token.empow", "transfer", ["em", wallet.address, "EM2ZsEf9ZocshEqNYcVKiW7FCuBZHqMis8VMggxSJwggEpbU3", "100", "test transfer"])
// add amount limit for tx
tx.addApprove("em", 100)
// OR
// tx.addApprove("*", "unlimited") 
const handler = empow.signAndSend(tx)

handler.on("pending", (hash) => {
    console.log("on Pending")
    console.log(hash)
})

handler.on("failed", (error) => {
    console.log("on fail")
    console.log(error.message)
})

handler.on("success", (res) => {
    console.log("on success")
    console.log(res)
})