create-eth
Version:
Create a Scaffold-ETH-2 app
41 lines (36 loc) • 1.19 kB
text/typescript
import { useEffect, useState } from "react";
import { useTargetNetwork } from "./useTargetNetwork";
import { Address, Log } from "viem";
import { usePublicClient } from "wagmi";
export const useContractLogs = (address: Address) => {
const [logs, setLogs] = useState<Log[]>([]);
const { targetNetwork } = useTargetNetwork();
const client = usePublicClient({ chainId: targetNetwork.id });
useEffect(() => {
const fetchLogs = async () => {
if (!client) return console.error("Client not found");
try {
const existingLogs = await client.getLogs({
address: address,
fromBlock: 0n,
toBlock: "latest",
});
setLogs(existingLogs);
} catch (error) {
console.error("Failed to fetch logs:", error);
}
};
fetchLogs();
return client?.watchBlockNumber({
onBlockNumber: async (_blockNumber, prevBlockNumber) => {
const newLogs = await client.getLogs({
address: address,
fromBlock: prevBlockNumber,
toBlock: "latest",
});
setLogs(prevLogs => [...prevLogs, ...newLogs]);
},
});
}, [address, client]);
return logs;
};