fix: included only transfer amounts that are charged to the operator in getTransferAmountSumForAccount() (#3103)

Signed-off-by: Logan Nguyen <[email protected]>

Author: quiet-node

packages/relay/src/lib/clients/mirrorNodeClient.ts

@@ -1351,7 +1351,7 @@ export class MirrorNodeClient {
    */
   public getTransferAmountSumForAccount(transactionRecord: MirrorNodeTransactionRecord, accountId: string): number {
     return transactionRecord.transfers
-      .filter((transfer) => transfer.account === accountId)
+      .filter((transfer) => transfer.account === accountId && transfer.amount < 0)
       .reduce((acc, transfer) => {
         return acc - transfer.amount;
       }, 0);

packages/relay/src/lib/clients/sdkClient.ts

@@ -1039,7 +1039,7 @@ export class SDKClient {
    */
   public getTransferAmountSumForAccount(transactionRecord: TransactionRecord, accountId: string): number {
     return transactionRecord.transfers
-      .filter((transfer) => transfer.accountId.toString() === accountId)
+      .filter((transfer) => transfer.accountId.toString() === accountId && transfer.amount.isNegative())
       .reduce((acc, transfer) => {
         return acc - transfer.amount.toTinybars().toNumber();
       }, 0);

packages/relay/tests/lib/mirrorNodeClient.spec.ts

@@ -1295,11 +1295,12 @@ describe('MirrorNodeClient', async function () {
   });
 
   describe('getTransactionRecordMetrics', () => {
-    it('Should execute getTransferAmountSumForAccount() to calculate transactionFee of the specify accountId', () => {
+    it('Should execute getTransferAmountSumForAccount() to calculate transactionFee by only transfers that are paid by the specify accountId', () => {
       const accountIdA = `0.0.1022`;
       const accountIdB = `0.0.1023`;
       const mockedTxFeeA = 300;
       const mockedTxFeeB = 600;
+      const mockedTxFeeC = 900;
 
       const expectedTxFeeForAccountIdA = mockedTxFeeA + mockedTxFeeB;
 
@@ -1325,6 +1326,16 @@ describe('MirrorNodeClient', async function () {
                 amount: -1 * mockedTxFeeB,
                 is_approval: false,
               },
+              {
+                account: accountIdA,
+                amount: mockedTxFeeC,
+                is_approval: false,
+              },
+              {
+                account: accountIdA,
+                amount: mockedTxFeeB,
+                is_approval: false,
+              },
             ],
           },
         ],

packages/relay/tests/lib/sdkClient.spec.ts

@@ -2194,6 +2194,11 @@ describe('SdkClient', async function () {
               amount: Hbar.fromTinybars(-1 * defaultTransactionFee),
               is_approval: false,
             },
+            {
+              accountId: process.env.OPERATOR_ID_MAIN,
+              amount: Hbar.fromTinybars(defaultTransactionFee),
+              is_approval: false,
+            },
             {
               accountId: accountId.toString(),
               amount: Hbar.fromTinybars(-1 * defaultTransactionFee),
@@ -2225,7 +2230,7 @@ describe('SdkClient', async function () {
         },
       }) as unknown as TransactionResponse;
 
-    const getMockedTransactionRecord: any = (transactionType: string) => ({
+    const getMockedTransactionRecord: any = (transactionType: string, toHbar: boolean = false) => ({
       receipt: {
         status: Status.Success,
         exchangeRate: { exchangeRateInCents: 12 },
@@ -2234,7 +2239,7 @@ describe('SdkClient', async function () {
       contractFunctionResult: {
         gasUsed,
       },
-      transfers: getMockedTransaction(transactionType, false).transfers,
+      transfers: getMockedTransaction(transactionType, toHbar).transfers,
     });
 
     const fileInfo = {
@@ -2710,9 +2715,9 @@ describe('SdkClient', async function () {
       }
     });
 
-    it('Should execute getTransferAmountSumForAccount() to calculate transactionFee of the specify accountId', () => {
+    it('Should execute getTransferAmountSumForAccount() to calculate transactionFee by only transfers that are paid by the specify accountId', () => {
       const accountId = process.env.OPERATOR_ID_MAIN || '';
-      const mockedTxRecord = getMockedTransactionRecord();
+      const mockedTxRecord = getMockedTransactionRecord(EthereumTransaction.name, true);
 
       const transactionFee = sdkClient.getTransferAmountSumForAccount(mockedTxRecord, accountId);
       expect(transactionFee).to.eq(defaultTransactionFee);