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added function to validate SOLANA rpc url and made changes to the button label ref #4303 #4308

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added function to validate SOLANA rpc url and made changes to the button label ref #4303 #4308

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69 changes: 56 additions & 13 deletions ...s/app-extension/src/components/Unlocked/Settings/Preferences/Blockchains/CustomRpcUrl.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -26,19 +26,56 @@ export function PreferenceBlockchainCustomRpcUrl({
const requiresChainId = blockchainConfig.requiresChainId;

const [rpcUrlError, setRpcUrlError] = useState(false);
const [isLoading, setIsLoading] = useState(false);
const [isButtonDisabled, setIsButtonDisabled] = useState(false);

useEffect(() => {
if (!rpcUrl) {
setRpcUrlError(false);
return;
}
try {
new URL(rpcUrl.trim());
setRpcUrlError(false);
} catch (e: any) {
setRpcUrlError(true);
}
}, [rpcUrl]);
setIsButtonDisabled(isLoading || !rpcUrl || rpcUrlError);
}, [isLoading, rpcUrl, rpcUrlError]);

const verifySolanaRPC = (validUrl: string) => {
setIsLoading(true);
fetch(validUrl, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
jsonrpc: "2.0",
id: 1,
method: "getHealth",
}),
})
.then((response) => response.json())
.then((data) => {
if (data.error) {
throw new Error(data.error.message);
}
setRpcUrlError(false);
setIsLoading(false);
})
.catch((_error) => {
setRpcUrlError(true);
setIsLoading(false);
});
};

useEffect(() => {
const debounceTimer = setTimeout(() => {
if (!rpcUrl) {
setRpcUrlError(false);
setIsLoading(false);
return;
}
try {
new URL(rpcUrl.trim());
!requiresChainId && verifySolanaRPC(rpcUrl.trim());
} catch (e: any) {
setRpcUrlError(true);
setIsLoading(false);
}
}, 500); // Debounce time: 500ms

return () => clearTimeout(debounceTimer);
}, [rpcUrl, requiresChainId]);

return (
<div style={{ paddingTop: "16px", height: "100%" }}>
Expand Down Expand Up @@ -81,8 +118,14 @@ export function PreferenceBlockchainCustomRpcUrl({
</div>
<div style={{ padding: 16 }}>
<PrimaryButton
disabled={!rpcUrl || rpcUrlError}
label="Switch"
disabled={isButtonDisabled}
label={
isLoading
? "Loading..."
: !rpcUrl || rpcUrlError
? "Invalid URL"
: "Switch"
}
type="submit"
/>
</div>
Expand Down