From adbd8b1e5d01a71c7a98aa6a1808bd817c021e90 Mon Sep 17 00:00:00 2001
From: Moriz Wahl <moriz.wahl@gmx.de>
Date: Mon, 3 Apr 2023 14:50:22 +0200
Subject: [PATCH] add previous balance to virtual transaction link transaction

---
 backend/src/graphql/resolver/TransactionResolver.ts | 1 +
 backend/src/util/virtualTransactions.ts             | 8 +++++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/backend/src/graphql/resolver/TransactionResolver.ts b/backend/src/graphql/resolver/TransactionResolver.ts
index 72e919dad..d855a0701 100644
--- a/backend/src/graphql/resolver/TransactionResolver.ts
+++ b/backend/src/graphql/resolver/TransactionResolver.ts
@@ -276,6 +276,7 @@ export class TransactionResolver {
             firstDate || now,
             lastDate || now,
             self,
+            (userTransactions.length && userTransactions[0].balance) || new Decimal(0),
           ),
         )
         logger.debug(`transactions=${transactions}`)
diff --git a/backend/src/util/virtualTransactions.ts b/backend/src/util/virtualTransactions.ts
index 68a37746b..9f4def31e 100644
--- a/backend/src/util/virtualTransactions.ts
+++ b/backend/src/util/virtualTransactions.ts
@@ -38,6 +38,7 @@ const virtualLinkTransaction = (
   createdAt: Date,
   validUntil: Date,
   user: User,
+  previousBalance: Decimal,
 ): Transaction => {
   const linkDbTransaction: dbTransaction = {
     id: -2,
@@ -54,7 +55,12 @@ const virtualLinkTransaction = (
     contribution: null,
     ...defaultModelFunctions,
   }
-  return new Transaction(linkDbTransaction, user)
+  return new Transaction(
+    linkDbTransaction,
+    user,
+    null,
+    previousBalance.toDecimalPlaces(2, Decimal.ROUND_DOWN),
+  )
 }
 
 const virtualDecayTransaction = (