fix: check if activity exists before display sheet

Bitkit/Services/CoreService.swift

@@ -71,7 +71,7 @@
 
                         var isConfirmed = false
                         var confirmedTimestamp: UInt64?
                         if case let .confirmed(blockHash, height, timestamp) = txStatus {
                             isConfirmed = true
                             confirmedTimestamp = timestamp
                         }
@@ -143,7 +143,7 @@
                             print(payment)
                             addedCount += 1
                         }
                     } else if case let .bolt11(hash, preimage, secret, description, bolt11) = payment.kind {
                         // Skip pending inbound payments, just means they created an invoice
                         guard !(payment.status == .pending && payment.direction == .inbound) else { continue }
 
@@ -216,6 +216,31 @@
         }
     }
 
+    func findActivity(byPaymentId paymentId: String) async throws -> Activity {
+        guard !paymentId.isEmpty else {
+            throw AppError(message: "Payment ID is empty", debugMessage: nil)
+        }
+
+        let activities = try await get(filter: .all, limit: 50)
+        let activity = activities.first { activity in
+            switch activity {
+            case let .lightning(ln):
+                return ln.id == paymentId
+            case let .onchain(on):
+                return on.txId == paymentId
+            }
+        }
+
+        guard let activity else {
+            throw AppError(
+                message: "Activity not found",
+                debugMessage: "Could not find activity for payment ID: \(paymentId)"
+            )
+        }
+
+        return activity
+    }
+
     func update(id: String, activity: Activity) async throws {
         try await ServiceQueue.background(.core) {
             try updateActivity(activityId: id, activity: activity)

Bitkit/ViewModels/AppViewModel.swift

@@ -325,7 +325,17 @@ extension AppViewModel {
     func handleLdkNodeEvent(_ event: Event) {
         switch event {
         case let .paymentReceived(paymentId, paymentHash, amountMsat, customRecords):
-            sheetViewModel.showSheet(.receivedTx, data: ReceivedTxSheetDetails(type: .lightning, sats: amountMsat / 1000))
+            // TODO: Temporary fix while ldk-node bug is not fixed
+            Task {
+                do {
+                    let _ = try await coreService.activity.findActivity(byPaymentId: paymentHash)
+                    Logger.debug("Activity already exists for payment \(paymentHash), skipping sheet")
+                } catch {
+                    await MainActor.run {
+                        sheetViewModel.showSheet(.receivedTx, data: ReceivedTxSheetDetails(type: .lightning, sats: amountMsat / 1000))
+                    }
+                }
+            }
         case .channelPending(channelId: _, userChannelId: _, formerTemporaryChannelId: _, counterpartyNodeId: _, fundingTxo: _):
             // Only relevant for channels to external nodes
             break