chore: improve response error object

android/src/main/java/com/reactnativestripesdk/Errors.kt

@@ -2,6 +2,12 @@ package com.reactnativestripesdk
 
 import com.facebook.react.bridge.WritableMap
 import com.facebook.react.bridge.WritableNativeMap
+import com.stripe.android.exception.APIException
+import com.stripe.android.exception.AuthenticationException
+import com.stripe.android.exception.CardException
+import com.stripe.android.exception.InvalidRequestException
+import com.stripe.android.model.PaymentIntent
+import com.stripe.android.model.SetupIntent
 
 enum class ConfirmPaymentErrorType {
   Failed, Canceled, Unknown
@@ -28,10 +34,50 @@ enum class PaymentSheetErrorType {
   Failed, Canceled
 }
 
-internal fun createError(errorType: String, message: String): WritableMap {
+internal fun mapError(code: String, message: String?, localizedMessage: String?, declineCode: String?, type: String?, stripeErrorCode: String?): WritableMap {
   val map: WritableMap = WritableNativeMap()
-  map.putString("message", message)
-  map.putString("code", errorType)
+  val details: WritableMap = WritableNativeMap()
+  details.putString("code", code)
+  details.putString("message", message)
+  details.putString("localizedMessage", localizedMessage)
+  details.putString("declineCode", declineCode)
+  details.putString("type", type)
+  details.putString("stripeErrorCode", stripeErrorCode)
 
+  map.putMap("error", details)
   return map
 }
+
+internal fun createError(code: String, message: String?): WritableMap {
+  return mapError(code, message, message, null, null, null)
+}
+
+internal fun createError(code: String, error: PaymentIntent.Error?): WritableMap {
+  return mapError(code, error?.message, error?.message, error?.declineCode, error?.type?.code, error?.code)
+}
+
+internal fun createError(code: String, error: SetupIntent.Error?): WritableMap {
+  return mapError(code, error?.message, error?.message, error?.declineCode, error?.type?.code, error?.code)
+}
+
+internal fun createError(code: String, error: Exception): WritableMap {
+  return when (error) {
+    is CardException -> {
+      mapError(code, error.message, error.localizedMessage, error.declineCode, error.stripeError?.type, error.stripeError?.code)
+    }
+    is InvalidRequestException -> {
+      mapError(code, error.message, error.localizedMessage, error.stripeError?.declineCode, error.stripeError?.type, error.stripeError?.code)
+    }
+    is AuthenticationException -> {
+      mapError(code, error.message, error.localizedMessage, error.stripeError?.declineCode, error.stripeError?.type, error.stripeError?.code)
+    }
+    is APIException -> {
+      mapError(code, error.message, error.localizedMessage, error.stripeError?.declineCode, error.stripeError?.type, error.stripeError?.code)
+    }
+    else -> mapError(code, error.message, error.localizedMessage.orEmpty(), null, null, null)
+  }
+}
+
+internal fun createError(code: String, error: Throwable): WritableMap {
+  return mapError(code, error.message, error.localizedMessage, null, null, null)
+}

android/src/main/java/com/reactnativestripesdk/Mappers.kt

@@ -4,6 +4,11 @@ import com.facebook.react.bridge.*
 import com.stripe.android.PaymentAuthConfig
 import com.stripe.android.model.*
 
+internal fun createResult(key: String, value: WritableMap): WritableMap {
+  val map = WritableNativeMap()
+  map.putMap(key, value)
+  return map
+}
 
 internal fun mapIntentStatus(status: StripeIntent.Status?): String {
   return when (status) {
@@ -357,14 +362,14 @@ internal fun mapFromPaymentIntentResult(paymentIntent: PaymentIntent): WritableM
 
 internal fun mapFromPaymentIntentLastErrorType(errorType: PaymentIntent.Error.Type?): String? {
   return when (errorType) {
-    PaymentIntent.Error.Type.ApiConnectionError -> "ApiConnection"
-    PaymentIntent.Error.Type.AuthenticationError -> "Authentication"
-    PaymentIntent.Error.Type.ApiError -> "Api"
-    PaymentIntent.Error.Type.CardError -> "Card"
-    PaymentIntent.Error.Type.IdempotencyError -> "Idempotency"
-    PaymentIntent.Error.Type.InvalidRequestError -> "InvalidRequest"
-    PaymentIntent.Error.Type.RateLimitError -> "RateLimit"
-    else -> "Unknown"
+    PaymentIntent.Error.Type.ApiConnectionError -> "api_connection_error"
+    PaymentIntent.Error.Type.AuthenticationError -> "authentication_error"
+    PaymentIntent.Error.Type.ApiError -> "api_error"
+    PaymentIntent.Error.Type.CardError -> "card_error"
+    PaymentIntent.Error.Type.IdempotencyError -> "idempotency_error"
+    PaymentIntent.Error.Type.InvalidRequestError -> "invalid_request_error"
+    PaymentIntent.Error.Type.RateLimitError -> "rate_limit_error"
+    else -> null
   }
 }