emmet.sdk/utils/viem/approveERC20.js

Emmet.Bridge SDK library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.approveERC20 = void 0;
const tokens_1 = require("../../tokens");
const format_1 = require("../format");
const config_1 = require("./config");
async function approveERC20(chainName, tokenName, amount) {
    const { account, chain, publicClient, signer } = await (0, config_1.config)(chainName);
    const tokenContract = tokens_1.testnetTokens[tokenName
        .toLocaleUpperCase()];
    const args = [
        chain.bridge,
        amount
    ];
    const tokenContractAddress = tokenContract.address[(0, format_1.formatChainName)(chainName)];
    const { request } = await publicClient.simulateContract({
        address: `0x${tokenContractAddress.slice(2)}`,
        abi: tokenContract.abi,
        functionName: 'approve',
        args,
        account,
        chain,
    });
    return await signer.writeContract(request);
}
exports.approveERC20 = approveERC20;
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