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Update MessageBoard.jsx #1

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Update MessageBoard.jsx #1

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47 changes: 47 additions & 0 deletions components/MessageBoard.jsx
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,53 @@ export default function MessageBoard() {
loadMessages();
}, []);

// Add this useEffect to handle account/chain changes and cleanup
useEffect(() => {
if (!window.ethereum && !(sdk?.wallet?.ethProvider)) return;

const provider = getProvider();
if (!provider) return;

// Handle account changes
const handleAccountsChanged = (accounts) => {
if (accounts.length === 0) {
setUserAddress("");
setBalance("0");
addLog("Disconnected");
} else {
setUserAddress(accounts[0]);
addLog("Account changed");
loadMessages();
}
};

// Handle chain changes
const handleChainChanged = (chainId) => {
if (Number(chainId) !== BASE_CHAIN_ID_DECIMAL) {
addLog("Wrong network! Please switch to Base");
} else {
loadMessages();
}
};

// Handle disconnect
const handleDisconnect = () => {
setUserAddress("");
setBalance("0");
addLog("Disconnected");
};

provider.on("accountsChanged", handleAccountsChanged);
provider.on("chainChanged", handleChainChanged);
provider.on("disconnect", handleDisconnect);

return () => {
provider.removeListener("accountsChanged", handleAccountsChanged);
provider.removeListener("chainChanged", handleChainChanged);
provider.removeListener("disconnect", handleDisconnect);
};
}, [addLog]);

// --- 1. Простой выбор провайдера ---
const getProvider = () => {
// Если открыто в Warpcast
Expand Down