taler-typescript-core

commit 90eaa718692a614981c3befda42bdfc2e2fc47d5
parent 41c18c44f14c92d33dfd8e1c1d66213053412b3b
Author: Iván Ávalos <avalos@disroot.org>
Date:   Thu, 27 Mar 2025 14:17:50 +0100

wallet-core: add merchant-deposit-insufficient dev experiment

Diffstat:
M
packages/taler-wallet-core/src/coinSelection.ts
 | 
25
+++++++++++++++++++++++--
M
packages/taler-wallet-core/src/dev-experiments.ts
 | 
4
++++
M
packages/taler-wallet-core/src/wallet.ts
 | 
1
+

3 files changed, 28 insertions(+), 2 deletions(-)
diff --git a/packages/taler-wallet-core/src/coinSelection.ts b/packages/taler-wallet-core/src/coinSelection.ts
@@ -306,6 +306,23 @@ export async function selectPayCoinsInTx(
     logger.trace(`selecting coins for ${j2s(req)}`);
   }
 
+  if (!! wex.ws.devExperimentState.merchantDepositInsufficient) {
+    return {
+      type: "failure",
+      insufficientBalanceDetails: await reportInsufficientBalanceDetails(
+        wex,
+        tx,
+        {
+          restrictExchanges: req.restrictExchanges,
+          instructedAmount: req.contractTermsAmount,
+          requiredMinimumAge: req.requiredMinimumAge,
+          wireMethod: req.restrictWireMethod,
+          depositPaytoUri: req.depositPaytoUri,
+        },
+      ),
+    } satisfies SelectPayCoinsResult;
+  }
+
   const materialAvSel = await internalSelectPayCoins(wex, tx, req, false);
 
   if (!materialAvSel) {
@@ -618,14 +635,18 @@ export async function reportInsufficientBalanceDetails(
         exchDet.maxMerchantEffectiveDepositAmount,
       ),
       missingGlobalFees,
-      causeHint: getHint(req, exchDet),
+      causeHint: (!! wex.ws.devExperimentState.merchantDepositInsufficient)
+        ? InsufficientBalanceHint.MerchantDepositInsufficient
+        : getHint(req, exchDet),
     };
   }
 
   return {
     amountRequested: Amounts.stringify(req.instructedAmount),
     wireMethod: req.wireMethod,
-    causeHint: getHint(req, details),
+    causeHint: (!! wex.ws.devExperimentState.merchantDepositInsufficient)
+      ? InsufficientBalanceHint.MerchantDepositInsufficient
+      : getHint(req, details),
     balanceAgeAcceptable: Amounts.stringify(details.balanceAgeAcceptable),
     balanceAvailable: Amounts.stringify(details.balanceAvailable),
     balanceMaterial: Amounts.stringify(details.balanceMaterial),
diff --git a/packages/taler-wallet-core/src/dev-experiments.ts b/packages/taler-wallet-core/src/dev-experiments.ts
@@ -140,6 +140,10 @@ export async function applyDevExperiment(
       );
       return;
     }
+    case "merchant-deposit-insufficient": {
+      wex.ws.devExperimentState.merchantDepositInsufficient = true;
+      return;
+    }
   }
 
   throw Error(`dev-experiment id not understood ${parsedUri.devExperimentId}`);
diff --git a/packages/taler-wallet-core/src/wallet.ts b/packages/taler-wallet-core/src/wallet.ts
@@ -2542,6 +2542,7 @@ export class Wallet {
 
 export interface DevExperimentState {
   blockRefreshes?: boolean;
+  merchantDepositInsufficient?: boolean;
 }
 
 export class Cache<T> {