viem
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JavaScript
import { parseAccount, } from '../../accounts/utils/parseAccount.js';
import { encodeFunctionData, } from '../../utils/abi/encodeFunctionData.js';
import { getContractError, } from '../../utils/errors/getContractError.js';
import { estimateL1Fee, } from './estimateL1Fee.js';
/**
* Estimates the L1 data fee required to execute an L2 contract write.
*
* @param client - Client to use
* @param parameters - {@link EstimateContractL1FeeParameters}
* @returns The gas estimate (in wei). {@link EstimateContractL1FeeReturnType}
*
* @example
* import { createPublicClient, http, parseAbi } from 'viem'
* import { optimism } from 'viem/chains'
* import { estimateContractL1Fee } from 'viem/op-stack'
*
* const client = createPublicClient({
* chain: optimism,
* transport: http(),
* })
* const l1Fee = await estimateContractL1Fee(client, {
* address: '0xFBA3912Ca04dd458c843e2EE08967fC04f3579c2',
* abi: parseAbi(['function mint() public']),
* functionName: 'mint',
* account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
* })
*/
export async function estimateContractL1Fee(client, parameters) {
const { abi, address, args, functionName, ...request } = parameters;
const data = encodeFunctionData({
abi,
args,
functionName,
});
try {
const fee = await estimateL1Fee(client, {
data,
to: address,
...request,
});
return fee;
}
catch (error) {
const account = request.account ? parseAccount(request.account) : undefined;
throw getContractError(error, {
abi,
address,
args,
docsPath: '/docs/chains/op-stack/estimateContractL1Fee',
functionName,
sender: account?.address,
});
}
}
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