1 files changed, 9 insertions, 11 deletions
diff --git a/packages/taler-wallet-core/src/crypto/cryptoImplementation.ts b/packages/taler-wallet-core/src/crypto/cryptoImplementation.ts
index c86a732d8..316755840 100644
--- a/packages/taler-wallet-core/src/crypto/cryptoImplementation.ts
+++ b/packages/taler-wallet-core/src/crypto/cryptoImplementation.ts
@@ -60,6 +60,7 @@ import {
   hashCoinPub,
   hashDenomPub,
   hashTruncate32,
+  j2s,
   kdf,
   kdfKw,
   keyExchangeEcdhEddsa,
@@ -447,11 +448,11 @@ export interface SignPurseCreationRequest {
 
 export interface SpendCoinDetails {
   coinPub: string;
-    coinPriv: string;
-    contribution: AmountString;
-    denomPubHash: string;
-    denomSig: UnblindedSignature;
-    ageCommitmentProof: AgeCommitmentProof | undefined;
+  coinPriv: string;
+  contribution: AmountString;
+  denomPubHash: string;
+  denomSig: UnblindedSignature;
+  ageCommitmentProof: AgeCommitmentProof | undefined;
 }
 
 export interface SignPurseDepositsRequest {
@@ -1453,7 +1454,6 @@ export const nativeCryptoR: TalerCryptoInterfaceR = {
     tci: TalerCryptoInterfaceR,
     req: EncryptContractRequest,
   ): Promise<EncryptContractResponse> {
-
     const enc = await encryptContractForMerge(
       decodeCrock(req.pursePub),
       decodeCrock(req.contractPriv),
@@ -1491,24 +1491,22 @@ export const nativeCryptoR: TalerCryptoInterfaceR = {
     tci: TalerCryptoInterfaceR,
     req: EncryptContractForDepositRequest,
   ): Promise<EncryptContractForDepositResponse> {
-    const contractKeyPair = await this.createEddsaKeypair(tci, {});
     const enc = await encryptContractForDeposit(
       decodeCrock(req.pursePub),
-      decodeCrock(contractKeyPair.priv),
+      decodeCrock(req.contractPriv),
       req.contractTerms,
     );
     const sigBlob = buildSigPS(TalerSignaturePurpose.WALLET_PURSE_ECONTRACT)
       .put(hash(enc))
-      .put(decodeCrock(contractKeyPair.pub))
+      .put(decodeCrock(req.contractPub))
       .build();
     const sig = eddsaSign(sigBlob, decodeCrock(req.pursePriv));
     return {
       econtract: {
-        contract_pub: contractKeyPair.pub,
+        contract_pub: req.contractPub,
         econtract: encodeCrock(enc),
         econtract_sig: encodeCrock(sig),
       },
-      contractPriv: contractKeyPair.priv,
     };
   },
   async decryptContractForDeposit(