Add expressCheckoutElement to checkout package 🪿✨

paymentsheet/src/main/java/com/stripe/android/checkout/CheckoutController.kt

@@ -91,6 +91,8 @@ class CheckoutController(
             CurrencySelectorElement.Configuration()
         private var shippingAddressElementConfiguration: ShippingAddressElement.Configuration =
             ShippingAddressElement.Configuration()
+        private var expressCheckoutElementConfiguration: ExpressCheckoutElement.Configuration =
+            ExpressCheckoutElement.Configuration()
 
         fun adaptivePricingAllowed(
             adaptivePricingAllowed: Boolean
@@ -116,19 +118,27 @@ class CheckoutController(
             this.shippingAddressElementConfiguration = configuration
         }
 
+        fun expressCheckoutElement(
+            configuration: ExpressCheckoutElement.Configuration
+        ): Configuration = apply {
+            this.expressCheckoutElementConfiguration = configuration
+        }
+
         @Parcelize
         internal data class State(
             val adaptivePricingAllowed: Boolean,
             val paymentElementConfiguration: PaymentElement.Configuration.State,
             val currencySelectorElementConfiguration: CurrencySelectorElement.Configuration.State,
             val shippingAddressElementConfiguration: ShippingAddressElement.Configuration.State,
+            val expressCheckoutElementConfiguration: ExpressCheckoutElement.Configuration.State,
         ) : Parcelable
 
         internal fun build(): State = State(
             adaptivePricingAllowed = adaptivePricingAllowed,
             paymentElementConfiguration = paymentElementConfiguration.build(),
             currencySelectorElementConfiguration = currencySelectorElementConfiguration.build(),
             shippingAddressElementConfiguration = shippingAddressElementConfiguration.build(),
+            expressCheckoutElementConfiguration = expressCheckoutElementConfiguration.build(),
         )
     }
 

paymentsheet/src/main/java/com/stripe/android/checkout/CheckoutPresenter.kt

@@ -19,6 +19,10 @@ class CheckoutPresenter internal constructor() {
         TODO("Not yet implemented")
     }
 
+    fun expressCheckoutElement(): ExpressCheckoutElement {
+        TODO("Not yet implemented")
+    }
+
     fun confirm() {
         TODO("Not yet implemented")
     }

paymentsheet/src/main/java/com/stripe/android/checkout/ExpressCheckoutElement.kt

@@ -0,0 +1,40 @@
+package com.stripe.android.checkout
+
+import android.os.Parcelable
+import androidx.annotation.RestrictTo
+import androidx.compose.runtime.Composable
+import com.stripe.android.paymentelement.CheckoutSessionPreview
+import com.stripe.android.paymentsheet.PaymentSheet
+import kotlinx.parcelize.Parcelize
+
+@CheckoutSessionPreview
+@RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
+class ExpressCheckoutElement internal constructor() {
+
+    @Composable
+    fun Content() {
+        TODO("Not yet implemented")
+    }
+
+    @CheckoutSessionPreview
+    @RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
+    class Configuration {
+        private var visibility: PaymentSheet.WalletButtonsConfiguration.Visibility =
+            PaymentSheet.WalletButtonsConfiguration.Visibility()
+
+        fun visibility(
+            visibility: PaymentSheet.WalletButtonsConfiguration.Visibility
+        ): Configuration = apply {
+            this.visibility = visibility
+        }
+
+        @Parcelize
+        internal data class State(
+            val visibility: PaymentSheet.WalletButtonsConfiguration.Visibility,
+        ) : Parcelable
+
+        internal fun build(): State = State(
+            visibility = visibility,
+        )
+    }
+}