- feat: Sales estimates APIs.

- feat: Sales invoices APIs.
- feat: Sales receipts APIs.
- WIP: Sales payment receipts.
- WIP: Purchases bills.
- WIP: Purchases payments made.

server/src/services/Purchases/BillPayments.js

@@ -0,0 +1,30 @@
+import { omit } from "lodash";
+import { BillPayment } from '@/models';
+
+export default class BillPaymentsService { 
+
+  static async createBillPayment(billPayment) {
+    const storedBillPayment = await BillPayment.tenant().query().insert({
+      ...omit(billPayment, ['entries']),
+    });
+
+  }
+
+  editBillPayment(billPaymentId, billPayment)  {
+
+  }
+
+  static async isBillPaymentExists(billPaymentId) {
+    const foundBillPayments = await BillPayment.tenant().query().where('id', billPaymentId);
+    return foundBillPayments.lengh > 0;
+  }
+
+  static async isBillPaymentNumberExists(billPaymentNumber) {
+    const foundPayments = await Bill.tenant().query().where('bill_payment_number', billPaymentNumber);
+    return foundPayments.length > 0;
+  }
+
+  isBillPaymentsExist(billPaymentIds) {
+    
+  }
+}