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Update PaymentSheet card input to use compose (#4358)
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4 changes: 3 additions & 1 deletion
4
payments-core/src/main/java/com/stripe/android/cards/CardAccountRangeRepository.kt
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103 changes: 103 additions & 0 deletions
103
payments-core/src/main/java/com/stripe/android/cards/CardAccountRangeService.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| package com.stripe.android.cards | ||
|
|
||
| import androidx.annotation.RestrictTo | ||
| import androidx.annotation.VisibleForTesting | ||
| import com.stripe.android.model.AccountRange | ||
| import com.stripe.android.model.CardBrand | ||
| import kotlinx.coroutines.CoroutineScope | ||
| import kotlinx.coroutines.Dispatchers | ||
| import kotlinx.coroutines.Job | ||
| import kotlinx.coroutines.flow.Flow | ||
| import kotlinx.coroutines.launch | ||
| import kotlinx.coroutines.withContext | ||
| import kotlin.coroutines.CoroutineContext | ||
|
|
||
| @RestrictTo(RestrictTo.Scope.LIBRARY_GROUP) | ||
| class CardAccountRangeService constructor( | ||
| private val cardAccountRangeRepository: CardAccountRangeRepository, | ||
| private val workContext: CoroutineContext, | ||
| val staticCardAccountRanges: StaticCardAccountRanges, | ||
| private val accountRangeResultListener: AccountRangeResultListener | ||
| ) { | ||
|
|
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| val isLoading: Flow<Boolean> = cardAccountRangeRepository.loading | ||
|
|
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| var accountRange: AccountRange? = null | ||
| private set | ||
|
|
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| @VisibleForTesting | ||
| var accountRangeRepositoryJob: Job? = null | ||
|
|
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| fun onCardNumberChanged(cardNumber: CardNumber.Unvalidated) { | ||
| val staticAccountRange = staticCardAccountRanges.filter(cardNumber) | ||
| .let { accountRanges -> | ||
| if (accountRanges.size == 1) { | ||
| accountRanges.first() | ||
| } else { | ||
| null | ||
| } | ||
| } | ||
| if (staticAccountRange == null || shouldQueryRepository(staticAccountRange)) { | ||
| // query for AccountRange data | ||
| queryAccountRangeRepository(cardNumber) | ||
| } else { | ||
| // use static AccountRange data | ||
| updateAccountRangeResult(staticAccountRange) | ||
| } | ||
| } | ||
|
|
||
| @JvmSynthetic | ||
| fun queryAccountRangeRepository(cardNumber: CardNumber.Unvalidated) { | ||
| if (shouldQueryAccountRange(cardNumber)) { | ||
| // cancel in-flight job | ||
| cancelAccountRangeRepositoryJob() | ||
|
|
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| // invalidate accountRange before fetching | ||
| accountRange = null | ||
|
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| accountRangeRepositoryJob = CoroutineScope(workContext).launch { | ||
| val bin = cardNumber.bin | ||
| val accountRange = if (bin != null) { | ||
| cardAccountRangeRepository.getAccountRange(cardNumber) | ||
| } else { | ||
| null | ||
| } | ||
|
|
||
| withContext(Dispatchers.Main) { | ||
| updateAccountRangeResult(accountRange) | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| fun cancelAccountRangeRepositoryJob() { | ||
| accountRangeRepositoryJob?.cancel() | ||
| accountRangeRepositoryJob = null | ||
| } | ||
|
|
||
| @JvmSynthetic | ||
| fun updateAccountRangeResult( | ||
| newAccountRange: AccountRange? | ||
| ) { | ||
| accountRange = newAccountRange | ||
| accountRangeResultListener.onAccountRangeResult(accountRange) | ||
| } | ||
|
|
||
| private fun shouldQueryRepository( | ||
| accountRange: AccountRange | ||
| ) = when (accountRange.brand) { | ||
| CardBrand.Unknown, | ||
| CardBrand.UnionPay -> true | ||
| else -> false | ||
| } | ||
|
|
||
| private fun shouldQueryAccountRange(cardNumber: CardNumber.Unvalidated): Boolean { | ||
| return accountRange == null || | ||
| cardNumber.bin == null || | ||
| accountRange?.binRange?.matches(cardNumber) == false | ||
| } | ||
|
|
||
| interface AccountRangeResultListener { | ||
| fun onAccountRangeResult(newAccountRange: AccountRange?) | ||
| } | ||
| } |
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4 changes: 3 additions & 1 deletion
4
payments-core/src/main/java/com/stripe/android/cards/StaticCardAccountRangeSource.kt
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