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React Native sdk: add ui elements for signing flow #1410

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d96c8bd
React Native sdk: add ui elements for signing flow
jmderby Sep 26, 2025
9e7bdfb
Merge branch 'main' into jonathan/react-native-ui
jmderby Oct 16, 2025
dd815f8
merge changes
jmderby Oct 16, 2025
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4 changes: 3 additions & 1 deletion apps/wallets/smart-wallet/expo/app/_layout.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -20,7 +20,9 @@ function CrossmintProviders({ children }: { children: ReactNode }) {
return (
<CrossmintProvider apiKey={process.env.EXPO_PUBLIC_CROSSMINT_API_KEY ?? ""} overrideBaseUrl="">
<CrossmintAuthProvider>
<CrossmintWalletProvider>{children}</CrossmintWalletProvider>
<CrossmintWalletProvider createOnLogin={{ chain: "base-sepolia", signer: { type: "email" } }}>
{children}
</CrossmintWalletProvider>
</CrossmintAuthProvider>
</CrossmintProvider>
);
Expand Down
161 changes: 80 additions & 81 deletions apps/wallets/smart-wallet/expo/app/index.tsx
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Original file line number Diff line number Diff line change
@@ -1,31 +1,25 @@
import {
useCrossmintAuth,
useWallet,
useWalletEmailSigner,
useCrossmint,
type Balances,
} from "@crossmint/client-sdk-react-native-ui";
import { useCrossmintAuth, useWallet, type Balances } from "@crossmint/client-sdk-react-native-ui";
import { useEffect, useMemo, useState } from "react";
import { ActivityIndicator, Button, Text, View, TextInput, StyleSheet, ScrollView, Alert } from "react-native";
import * as Linking from "expo-linking";
import { fundUSDC } from "@/utils/usdcFaucet";

export default function Index() {
const { loginWithOAuth, user, logout, createAuthSession, jwt } = useCrossmintAuth();
const { experimental_customAuth } = useCrossmint();
const loggedInUserEmail = experimental_customAuth?.email ?? null;
const { wallet, getOrCreateWallet, status: walletStatus } = useWallet();
const { needsAuth, sendEmailWithOtp, verifyOtp, reject } = useWalletEmailSigner();
// const { experimental_customAuth } = useCrossmint();
// const loggedInUserEmail = experimental_customAuth?.email ?? null;
const { wallet, status: walletStatus } = useWallet();
// const { needsAuth, sendEmailWithOtp, verifyOtp, reject } = useWalletEmailSigner();
const walletAddress = useMemo(() => wallet?.address, [wallet]);
const url = Linking.useURL();

const [balances, setBalances] = useState<Balances | null>(null);
const [isLoading, setIsLoading] = useState<boolean>(false);

// Email signer states
const [otp, setOtp] = useState("");
// const [otp, setOtp] = useState("");
const [txLink, setTxLink] = useState<string | null>(null);
const [uiError, setUiError] = useState<string | null>(null);
// const [uiError, setUiError] = useState<string | null>(null);
const [recipientAddress, setRecipientAddress] = useState("");
const [amount, setAmount] = useState<string>("");

Expand All @@ -50,36 +44,36 @@ export default function Index() {
fetchBalances();
}, [wallet]);

const handleAction = async (action: () => Promise<any> | void) => {
setIsLoading(true);
setUiError(null);
setTxLink(null);
try {
await action();
} catch (e: any) {
console.error(e);
const message = e.message || "An unexpected error occurred.";
setUiError(message);
Alert.alert("Error", message);
} finally {
setIsLoading(false);
}
};
// const handleAction = async (action: () => Promise<any> | void) => {
// setIsLoading(true);
// setUiError(null);
// setTxLink(null);
// try {
// await action();
// } catch (e: any) {
// console.error(e);
// const message = e.message || "An unexpected error occurred.";
// setUiError(message);
// Alert.alert("Error", message);
// } finally {
// setIsLoading(false);
// }
// };

async function initWallet() {
if (user == null) {
console.log("User not logged in");
return;
}
setIsLoading(true);
try {
await getOrCreateWallet({ chain: "base-sepolia", signer: { type: "email" } });
} catch (error) {
console.error("Error initializing wallet:", error);
} finally {
setIsLoading(false);
}
}
// async function initWallet() {
// if (user == null) {
// console.log("User not logged in");
// return;
// }
// setIsLoading(true);
// try {
// await getOrCreateWallet({ chain: "base-sepolia", signer: { type: "email" } });
// } catch (error) {
// console.error("Error initializing wallet:", error);
// } finally {
// setIsLoading(false);
// }
// }

async function onHandleFundUSDC() {
if (walletAddress == null) {
Expand All @@ -100,25 +94,25 @@ export default function Index() {
}
}

const handleSendOtpEmail = async () => {
if (typeof loggedInUserEmail !== "string") {
Alert.alert("Error", "User email is not available.");
return;
}
// const handleSendOtpEmail = async () => {
// if (typeof loggedInUserEmail !== "string") {
// Alert.alert("Error", "User email is not available.");
// return;
// }

await handleAction(sendEmailWithOtp);
};
// await handleAction(sendEmailWithOtp);
// };

const handleVerifyOtpInput = async () => {
if (!otp || !verifyOtp) {
Alert.alert("Error", "Please enter the OTP and ensure email signer is available.");
return;
}
await handleAction(async () => {
await verifyOtp(otp);
setOtp("");
});
};
// const handleVerifyOtpInput = async () => {
// if (!otp || !verifyOtp) {
// Alert.alert("Error", "Please enter the OTP and ensure email signer is available.");
// return;
// }
// await handleAction(async () => {
// await verifyOtp(otp);
// setOtp("");
// });
// };

async function sendUSDC() {
if (walletStatus !== "loaded" || wallet == null) {
Expand Down Expand Up @@ -147,40 +141,45 @@ export default function Index() {
<Text style={{ fontWeight: "bold" }}>User: {user?.email}</Text>
<Text>Wallet: {walletAddress}</Text>
<Text>Auth Status: {walletStatus}</Text>
<Text>Needs OTP Auth: {needsAuth ? "Yes" : "No"}</Text>
{/* <Text>Needs OTP Auth: {needsAuth ? "Yes" : "No"}</Text> */}
<Text>
Native Token Balance: ({balances?.nativeToken.symbol}) {balances?.nativeToken.amount}
</Text>
<Text>USDC Balance: {balances?.usdc.amount}</Text>
{uiError && <Text style={styles.errorText}>Last Action Error: {uiError}</Text>}
{/* {uiError && <Text style={styles.errorText}>Last Action Error: {uiError}</Text>} */}
{txLink && <Text>Last Tx Link: {txLink}</Text>}
</View>

<View style={styles.section}>
<Button title="Init Wallet" onPress={initWallet} disabled={isLoading} />
<Button title="Get $5 USDC" onPress={onHandleFundUSDC} disabled={isLoading} />
{/* <Button title="Init Wallet" onPress={initWallet} disabled={isLoading} /> */}
{walletAddress != null && (
<Button title="Get $5 USDC" onPress={onHandleFundUSDC} disabled={isLoading} />
)}
</View>

<View style={styles.section}>
<Button
title="Login with Google"
onPress={() => {
console.log("login with google");
loginWithOAuth("google");
}}
disabled={isLoading}
/>
<Button
title="Logout"
onPress={() => {
console.log("logout");
logout();
}}
disabled={isLoading}
/>
{user == null ? (
<Button
title="Login with Google"
onPress={() => {
console.log("login with google");
loginWithOAuth("google");
}}
disabled={isLoading}
/>
) : (
<Button
title="Logout"
onPress={() => {
console.log("logout");
logout();
}}
disabled={isLoading}
/>
)}
</View>

{needsAuth && (
{/* {needsAuth && (
<View style={styles.section}>
<Text style={{ fontWeight: "bold", marginBottom: 10 }}>Email OTP Verification (required)</Text>
<Button title="Send OTP Email" onPress={handleSendOtpEmail} disabled={loggedInUserEmail == null} />
Expand All @@ -195,7 +194,7 @@ export default function Index() {
<Button title="Verify OTP" onPress={handleVerifyOtpInput} disabled={!otp || isLoading} />
<Button title="Reject" onPress={() => reject(new Error("Rejected OTP"))} />
</View>
)}
)} */}

{walletAddress != null && (
<View style={styles.section}>
Expand Down
1 change: 1 addition & 0 deletions packages/client/react-base/src/hooks/index.ts
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
export * from "./useCrossmint";
export * from "./useWallet";
export * from "./useAuth";
export * from "./useSignerAuth";
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