wallet-core: allow confirming peer-push-credit via txid

packages/taler-util/src/wallet-types.ts

@@ -2409,8 +2409,12 @@ export const codecForCheckPeerPullPaymentRequest =
 export interface ConfirmPeerPushCreditRequest {
   /**
    * Transparent identifier of the incoming peer push payment.
+   * 
+   * @deprecated specify transactionId instead!
    */
-  peerPushPaymentIncomingId: string;
+  peerPushPaymentIncomingId?: string;
+
+  transactionId?: string;
 }
 export interface AcceptPeerPushPaymentResponse {
   transactionId: TransactionIdStr;
@@ -2424,6 +2428,7 @@ export const codecForConfirmPeerPushPaymentRequest =
   (): Codec<ConfirmPeerPushCreditRequest> =>
     buildCodecForObject<ConfirmPeerPushCreditRequest>()
       .property("peerPushPaymentIncomingId", codecForString())
+      .property("transactionId", codecForString())
       .build("ConfirmPeerPushCreditRequest");
 
 export interface ConfirmPeerPullDebitRequest {

packages/taler-wallet-core/src/operations/pay-peer-push-credit.ts

@@ -71,6 +71,7 @@ import {
   TransitionInfo,
   constructTransactionIdentifier,
   notifyTransition,
+  parseTransactionIdentifier,
   stopLongpolling,
 } from "./transactions.js";
 import {
@@ -617,12 +618,27 @@ export async function confirmPeerPushCredit(
   req: ConfirmPeerPushCreditRequest,
 ): Promise<AcceptPeerPushPaymentResponse> {
   let peerInc: PeerPushPaymentIncomingRecord | undefined;
+  let peerPushPaymentIncomingId: string;
+  if (req.peerPushPaymentIncomingId) {
+    peerPushPaymentIncomingId = req.peerPushPaymentIncomingId;
+  } else if (req.transactionId) {
+    const parsedTx = parseTransactionIdentifier(req.transactionId);
+    if (!parsedTx) {
+      throw Error("invalid transaction ID");
+    }
+    if (parsedTx.tag !== TransactionType.PeerPushCredit) {
+      throw Error("invalid transaction ID type");
+    }
+    peerPushPaymentIncomingId = parsedTx.peerPushPaymentIncomingId;
+  } else {
+    throw Error("no transaction ID (or deprecated peerPushPaymentIncomingId) provided");
+  }
 
   await ws.db
     .mktx((x) => [x.contractTerms, x.peerPushPaymentIncoming])
     .runReadWrite(async (tx) => {
       peerInc = await tx.peerPushPaymentIncoming.get(
-        req.peerPushPaymentIncomingId,
+        peerPushPaymentIncomingId,
       );
       if (!peerInc) {
         return;
@@ -643,7 +659,7 @@ export async function confirmPeerPushCredit(
 
   const transactionId = constructTransactionIdentifier({
     tag: TransactionType.PeerPushCredit,
-    peerPushPaymentIncomingId: req.peerPushPaymentIncomingId,
+    peerPushPaymentIncomingId,
   });
 
   return {