Accept an Alipay payment

plugins {
    id("com.android.application")
}

android { ... }

dependencies {
  // ...

  // Stripe Android SDK
  implementation("com.stripe:stripe-android:21.18.0")
  // Include the financial connections SDK to support US bank account as a payment method
  implementation("com.stripe:financial-connections:21.18.0")
}

import com.stripe.android.PaymentConfiguration

class MyApp : Application() {
    override fun onCreate() {
        super.onCreate()
        PaymentConfiguration.init(
            applicationContext,
            
"pk_test_TYooMQauvdEDq54NiTphI7jx"
        )
    }
}

curl https://api.stripe.com/v1/payment_intents \
  -u "
sk_test_BQokikJOvBiI2HlWgH4olfQ2
:" \
  -d "payment_method_types[]"=alipay \
  -d amount=1099 \
  -d currency=hkd

class AlipayActivity : AppCompatActivity() {
  private lateinit var paymentIntentClientSecret: String

  override fun onCreate(savedInstanceState: Bundle?) {
      // ...
      fetchPaymentIntent()
  }


  private fun fetchPaymentIntent() {
      // Request a PaymentIntent from your server and store its client secret
  }
}

import com.alipay.sdk.app.PayTask

class AlipayActivity : AppCompatActivity() {
    // ...
    private lateinit var paymentIntentClientSecret: String
    private val stripe: Stripe by lazy {
        Stripe(
            applicationContext,
            PaymentConfiguration.getInstance(applicationContext).publishableKey
        )
    }

    // Call this function when the customer taps "Pay with Alipay"
    private fun startCheckout() {
        // ...
        lifecycleScope.launch {
            runCatching {
                stripe.confirmAlipayPayment(
                    ConfirmPaymentIntentParams.createAlipay(paymentIntentClientSecret),
                    { data -> PayTask(this@AlipayActivity).payV2(data, true) }
                )
            }.fold(
                onSuccess = { result ->
                    val paymentIntent = result.intent
                    val status = paymentIntent.status
                    when (status) {
                        StripeIntent.Status.Succeeded -> {
                            // Payment succeeded
                        }
                        StripeIntent.Status.RequiresAction -> {
                            // Customer didn't complete the payment
                            // You can try to confirm this Payment Intent again
                        }
                        else -> {
                            // Payment failed/canceled
                        }
                    }
                },
                onFailure = {
                    // Payment failed
                }
            )
        }
    }
}