withdrawBatchERC1155
Withdraw multiple ERC-1155 tokens from one user and returns a Voucher to the recipient on L1.
The voucher still need to be created through a createVoucher call.
Usage
The following example withdraws the entire balance of token id 1 and 2 of the user who is submitting an input to the application.
import { createApp } from "@deroll/app";
import { createWallet } from "@deroll/wallet";
// create app
const app = createApp({ url: "http://127.0.0.1:5004" });
// create wallet
const wallet = createWallet();
app.addAdvanceHandler(wallet.handler);
const token = "0x04d724738873CB6a86328D2EbAEb2079D715e61e"; // ERC-1155 address
app.addAdvanceHandler(async ({ metadata }) => {
const user = metadata.msg_sender;
const value1 = wallet.erc1155BalanceOf(token, user, 1n);
const value2 = wallet.erc1155BalanceOf(token, user, 2n);
if (value1 > 0 && value2 > 0) {
const voucher = wallet.withdrawBatchERC1155(
token,
user,
[1n, 2n],
[value1, value2],
"0x",
);
await app.createVoucher(voucher);
}
return "accept";
});Returns
Type: Voucher
Parameters
Type: Address
Address of ERC-1155 token.
Type: string
User to withdraw from.
Type: bigint[]
Ids of the token.
Type: bigint[]
Amounts to withdraw.
Type: Hex
Extra payload to pass to the L1 voucher.