Accept an Alipay payment

import React, { useState, useEffect } from 'react';
import { StripeProvider } from '@stripe/stripe-react-native';

function App() {
  const [publishableKey, setPublishableKey] = useState('');

  const fetchPublishableKey = async () => {
    const key = await fetchKey(); // fetch key from your server here
    setPublishableKey(key);
  };

  useEffect(() => {
    fetchPublishableKey();
  }, []);

  return (
    <StripeProvider
      publishableKey={publishableKey}
      merchantIdentifier="merchant.identifier" // required for Apple Pay
      urlScheme="your-url-scheme" // required for 3D Secure and bank redirects
    >
      // Your app code here
    </StripeProvider>
  );
}

import React, { useEffect, useCallback } from 'react';
import { Linking } from 'react-native';
import { useStripe } from '@stripe/stripe-react-native';

export default function MyApp() {
  const { handleURLCallback } = useStripe();

  const handleDeepLink = useCallback(
    async (url: string | null) => {
      if (url) {
        const stripeHandled = await handleURLCallback(url);
        if (stripeHandled) {
          // This was a Stripe URL - you can return or add extra handling here as you see fit
        } else {
          // This was NOT a Stripe URL – handle as you normally would
        }
      }
    },
    [handleURLCallback]
  );

  useEffect(() => {
    const getUrlAsync = async () => {
      const initialUrl = await Linking.getInitialURL();
      handleDeepLink(initialUrl);
    };

    getUrlAsync();

    const deepLinkListener = Linking.addEventListener(
      'url',
      (event: { url: string }) => {
        handleDeepLink(event.url);
      }
    );

    return () => deepLinkListener.remove();
  }, [handleDeepLink]);

  return (
    <View>
      <AwesomeAppComponent />
    </View>
  );
}

export default function AlipayPaymentScreen() {
  const [email, setEmail] = useState('');
  const { confirmPayment, loading } = useConfirmPayment();

  const handlePayPress = async () => {
    const { clientSecret } = await fetchPaymentIntentClientSecret();

    const { error, paymentIntent } = await confirmPayment(clientSecret, {
      paymentMethodType: 'Alipay',
    });

    if (error) {
      Alert.alert(`Error code: ${error.code}`, error.message);
    } else if (paymentIntent) {
      Alert.alert(
        'Success',
        `The payment was confirmed successfully! currency: ${paymentIntent.currency}`
      );
    }
  };

  return (
    <Screen>
      <TextInput
        placeholder="E-mail"
        keyboardType="email-address"
        onChange={(value) => setEmail(value.nativeEvent.text)}
      />
      <Button
        variant="primary"
        onPress={handlePayPress}
        title="Pay"
        loading={loading}
      />
    </Screen>
  );
}