fix invoice activity log issue

src/controllers/invoice/invoice.controller.ts

@@ -424,7 +424,7 @@ export const getInvoiceById = async (req: AuthenticatedRequest, res: Response):
 };
 
 const updateInvoiceDetails = async (invoiceId: number, billSplit: any[], userId: number) => {
-  const existingInvoiceDetails = InvoiceDetail.findAll({ where: { invoice_id: invoiceId } });
+  const existingInvoiceDetails = await InvoiceDetail.findAll({ where: { invoice_id: invoiceId } });
   // Delete existing InvoiceDetails
   await InvoiceDetail.destroy({ where: { invoice_id: invoiceId } });
 

src/controllers/invoiceActivityLogs.controller.ts

@@ -12,8 +12,8 @@ export const logInvoiceAction = async (logData: InvoiceActivityLogInterface) =>
             user_id: logData.user_id,
             activity_type: logData.activity_type,
             field_name: logData.field_name,
-            old_value: logData.old_value,
-            new_value: logData.new_value,
+            old_value:  typeof logData.old_value !== 'string' ? JSON.stringify(logData.old_value) : logData.old_value,
+            new_value: typeof logData.new_value !== 'string' ? JSON.stringify(logData.new_value) : logData.new_value,
         });
     } catch (error) {
         logger.error('Failed to log invoice action:', error);