maticjs 2.0.0 deposit sample code

config.json

{
    "network":"testnet",
    "version": "v3",

    "privateKey": "0x..", // prepend with '0x'
    "from": "0x..", // address corresponding to the private key

    "RootTokenAddress": "...",
    "ChildTokenAddress": "...",
}

deposit.js

const Matic = require("@maticnetwork/maticjs").default
const Network = require("@maticnetwork/meta/network")
const config = require('./config')

const network = new Network(config.network, config.version)
const MaticNetwork = network.Matic
const MainNetwork = network.Main

const ChildTokenAddress = config.ChildTokenAddress
const RootTokenAddress = config.RootTokenAddress

const from = config.from
const amount =  1 // amount in wei 

// Create object of Matic
const matic = new Matic({
  maticProvider: MaticNetwork.RPC,
  parentProvider: MainNetwork.RPC,
  rootChain: MainNetwork.Contracts.RootChain,
  withdrawManager: MainNetwork.Contracts.WithdrawManagerProxy,
  depositManager: MainNetwork.Contracts.DepositManagerProxy,
  registry: MainNetwork.Contracts.Registry
})

async function testDeposit() {
    await matic.initialize()
    await matic.setWallet(config.privateKey)

    await matic.approveERC20TokensForDeposit(RootTokenAddress, amount, {
        from, 
        // gas: 8000000,
        // gasPrice: '10000000000'
    }).then((r) => console.log('approval succesful, ', r.transactionHash))

    await matic.depositERC20ForUser(RootTokenAddress, from, amount, { 
        from, 
        // gas: 8000000,
        // gasPrice: '100000000000'
    }).then((r) => {
        console.log('deposit successful; tx hash, ', r.transactionHash)
    })
}

testDeposit()