add server to monorepo.

packages/server/src/interfaces/TransactionsByCustomers.ts

@@ -0,0 +1,36 @@
+import {
+  ITransactionsByContactsAmount,
+  ITransactionsByContactsTransaction,
+  ITransactionsByContactsFilter,
+} from './TransactionsByContacts';
+
+export interface ITransactionsByCustomersAmount
+  extends ITransactionsByContactsAmount {}
+
+export interface ITransactionsByCustomersTransaction
+  extends ITransactionsByContactsTransaction {}
+
+export interface ITransactionsByCustomersCustomer {
+  customerName: string;
+  openingBalance: ITransactionsByCustomersAmount;
+  closingBalance: ITransactionsByCustomersAmount;
+  transactions: ITransactionsByCustomersTransaction[];
+}
+
+export interface ITransactionsByCustomersFilter
+  extends ITransactionsByContactsFilter {
+  customersIds: number[];
+}
+
+export type ITransactionsByCustomersData = ITransactionsByCustomersCustomer[];
+
+export interface ITransactionsByCustomersStatement {
+  data: ITransactionsByCustomersData;
+}
+
+export interface ITransactionsByCustomersService {
+  transactionsByCustomers(
+    tenantId: number,
+    filter: ITransactionsByCustomersFilter
+  ): Promise<ITransactionsByCustomersStatement>;
+}