viem
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JavaScript
import { readContract } from '../../actions/public/readContract.js';
import { watchContractEvent } from '../../actions/public/watchContractEvent.js';
import * as Abis from '../Abis.js';
import * as Addresses from '../Addresses.js';
import { defineCall } from '../internal/utils.js';
/**
* Gets the nonce for an account and nonce key.
*
* @example
* ```ts
* import { createClient, http } from 'viem'
* import { tempo } from 'viem/chains'
* import { Actions } from 'viem/tempo'
*
* const client = createClient({
* chain: tempo.extend({ feeToken: '0x20c0000000000000000000000000000000000001' }),
* transport: http(),
* })
*
* const nonce = await Actions.nonce.getNonce(client, {
* account: '0x...',
* nonceKey: 1n,
* })
* ```
*
* @param client - Client.
* @param parameters - Parameters.
* @returns The nonce value.
*/
export async function getNonce(client, parameters) {
const { account, nonceKey, ...rest } = parameters;
return readContract(client, {
...rest,
...getNonce.call({ account, nonceKey }),
});
}
(function (getNonce) {
/**
* Defines a call to the `getNonce` function.
*
* Can be passed as a parameter to:
* - [`estimateContractGas`](https://viem.sh/docs/contract/estimateContractGas): estimate the gas cost of the call
* - [`simulateContract`](https://viem.sh/docs/contract/simulateContract): simulate the call
* - [`multicall`](https://viem.sh/docs/contract/multicall): execute multiple calls in parallel
*
* @example
* ```ts
* import { createClient, http } from 'viem'
* import { tempo } from 'viem/chains'
* import { Actions } from 'viem/tempo'
*
* const client = createClient({
* chain: tempo.extend({ feeToken: '0x20c0000000000000000000000000000000000001' }),
* transport: http(),
* })
*
* const result = await client.multicall({
* contracts: [
* Actions.nonce.getNonce.call({ account: '0x...', nonceKey: 1n }),
* Actions.nonce.getNonce.call({ account: '0x...', nonceKey: 2n }),
* ],
* })
* ```
*
* @param args - Arguments.
* @returns The call.
*/
function call(args) {
const { account, nonceKey } = args;
return defineCall({
address: Addresses.nonceManager,
abi: Abis.nonce,
args: [account, nonceKey],
functionName: 'getNonce',
});
}
getNonce.call = call;
})(getNonce || (getNonce = {}));
export function watchNonceIncremented(client, parameters) {
const { onNonceIncremented, ...rest } = parameters;
return watchContractEvent(client, {
...rest,
address: Addresses.nonceManager,
abi: Abis.nonce,
eventName: 'NonceIncremented',
onLogs: (logs) => {
for (const log of logs)
onNonceIncremented(log.args, log);
},
strict: true,
});
}
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