Added Generic to LinkController.PaymentMethodType

- Added `Generic` LinkPaymentMethodFilter
- `PaymentMethodPreview` now returns `Generic` for `Generic` types

Author: jeans-stripe

paymentsheet/src/main/java/com/stripe/android/link/LinkController.kt

@@ -757,7 +757,8 @@ class LinkController @Inject internal constructor(
     @RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
     enum class PaymentMethodType {
         Card,
-        BankAccount
+        BankAccount,
+        Generic
     }
 
     /**

paymentsheet/src/main/java/com/stripe/android/link/LinkControllerInteractor.kt

@@ -234,6 +234,9 @@ internal class LinkControllerInteractor @Inject constructor(
                         LinkController.PaymentMethodType.Card -> {
                             config.billingDetailsCollectionConfiguration.name
                         }
+                        LinkController.PaymentMethodType.Generic -> {
+                            PaymentSheet.BillingDetailsCollectionConfiguration.CollectionMode.Automatic
+                        }
                     }
 
                     val billingDetailsCollectionConfiguration = config.billingDetailsCollectionConfiguration
@@ -735,7 +738,7 @@ internal fun ConsumerPaymentDetails.PaymentDetails.toPreview(
             LinkController.PaymentMethodType.BankAccount
         }
         is ConsumerPaymentDetails.Generic -> {
-            LinkController.PaymentMethodType.Card
+            LinkController.PaymentMethodType.Generic
         }
     }
 
@@ -803,4 +806,5 @@ private fun LinkController.PaymentMethodType.toFilter(): LinkPaymentMethodFilter
     when (this) {
         LinkController.PaymentMethodType.Card -> LinkPaymentMethodFilter.Card
         LinkController.PaymentMethodType.BankAccount -> LinkPaymentMethodFilter.BankAccount
+        LinkController.PaymentMethodType.Generic -> LinkPaymentMethodFilter.Generic
     }

paymentsheet/src/main/java/com/stripe/android/link/LinkPaymentMethodFilter.kt

@@ -4,12 +4,14 @@ import com.stripe.android.model.ConsumerPaymentDetails
 
 internal enum class LinkPaymentMethodFilter {
     Card,
-    BankAccount;
+    BankAccount,
+    Generic;
 
     operator fun invoke(details: ConsumerPaymentDetails.PaymentDetails): Boolean {
         return when (details) {
             is ConsumerPaymentDetails.BankAccount -> this == BankAccount
             is ConsumerPaymentDetails.Card -> this == Card
+            is ConsumerPaymentDetails.Generic -> this == Generic
             else -> false
         }
     }

paymentsheet/src/test/java/com/stripe/android/link/LinkControllerInteractorTest.kt

@@ -537,6 +537,23 @@ class LinkControllerInteractorTest {
             .isEqualTo(PaymentSheet.BillingDetailsCollectionConfiguration.CollectionMode.Always)
     }
 
+    @Test
+    fun `onPresentPaymentMethods() with Generic payment method uses automatic name collection`() = runTest {
+        val interactor = createInteractor()
+        configure(interactor)
+
+        val launcher = FakeActivityResultLauncher<LinkActivityContract.Args>()
+        interactor.presentPaymentMethods(
+            launcher = launcher,
+            email = null,
+            paymentMethodType = LinkController.PaymentMethodType.Generic
+        )
+
+        val collectionConfig = launcher.calls.awaitItem().input.configuration.billingDetailsCollectionConfiguration
+        assertThat(collectionConfig.name)
+            .isEqualTo(PaymentSheet.BillingDetailsCollectionConfiguration.CollectionMode.Automatic)
+    }
+
     @Test
     fun `onLinkActivityResult() with PaymentMethodObtained result does nothing`() = runTest {
         val interactor = createInteractor()

paymentsheet/src/test/java/com/stripe/android/link/ui/wallet/AddPaymentMethodOptionsTest.kt

@@ -91,6 +91,13 @@ class AddPaymentMethodOptionsTest {
         )
     }
 
+    @Test
+    fun `values returns empty when Generic filter applied`() {
+        val options = createOptions(paymentMethodFilter = LinkPaymentMethodFilter.Generic)
+
+        assertThat(options.values).isEmpty()
+    }
+
     @Test
     fun `values handles empty funding sources with card fallback`() {
         val options = createOptions(fundingSources = emptyList())