From 4959f1e68fcdbe3a331dfc0961b22737afbc2f03 Mon Sep 17 00:00:00 2001
From: morteza-mortezai <mrtz.mrtzi.1989@gmail.com>
Date: Wed, 18 Feb 2026 09:12:15 +0330
Subject: [PATCH] add: bill title

---
 src/modules/bills/bills.service.ts | 24 +++++++++++++++---------
 1 file changed, 15 insertions(+), 9 deletions(-)

diff --git a/src/modules/bills/bills.service.ts b/src/modules/bills/bills.service.ts
index 7c63c56..e050be5 100644
--- a/src/modules/bills/bills.service.ts
+++ b/src/modules/bills/bills.service.ts
@@ -37,13 +37,13 @@ export class BillsService {
   ) {}
 
   async createWaterBill(dto: CreateWaterBillDto, business: Business) {
-    const { values, waterRate, dueDays } = dto;
+    const { values, waterRate, dueDays, title } = dto;
     const em = this.em.fork();
 
     try {
       await em.begin();
 
-      const bill = em.create(Bill, { type: BillType.WATER_BILL, business, title: dto.title });
+      const bill = em.create(Bill, { type: BillType.WATER_BILL, business, title });
       em.persist(bill);
       const dueDate = dayjs().add(dueDays, "day").toDate();
 
@@ -63,6 +63,10 @@ export class BillsService {
           throw new BadRequestException(CompanyMessage.COMPANY_NOT_FOUND);
         }
 
+        if (totalPrice.eq(0)) {
+          continue;
+        }
+
         const invoice = em.create(Invoice, {
           company,
           totalPrice,
@@ -74,7 +78,7 @@ export class BillsService {
         });
 
         const invoiceItem = em.create(InvoiceItem, {
-          name: "قبض آب",
+          name: title,
           count: 1,
           unitPrice: totalPrice,
           discount: new Decimal(0),
@@ -160,22 +164,24 @@ export class BillsService {
   }
 
   async createChargeBill(dto: CreateChargeBillDto, business: Business) {
-    const { chargeRate, dueDays } = dto;
+    const { chargeRate, dueDays, title } = dto;
     const em = this.em.fork();
 
     try {
       await em.begin();
 
-      const bill = em.create(Bill, { type: BillType.MONTHLY_CHARGE, business, title: dto.title });
+      const bill = em.create(Bill, { type: BillType.MONTHLY_CHARGE, business, title });
       em.persist(bill);
       const dueDate = dayjs().add(dueDays, "day").toDate();
 
       const companies = await this.companiesService.findAllBybusinessId(business.id, em);
 
       for (const company of companies) {
-        const subtotal = new Decimal(chargeRate).mul(company.metrage);
-        const totalPrice = subtotal;
+        const totalPrice = new Decimal(chargeRate).mul(company.metrage);
 
+        if (totalPrice.eq(0)) {
+          continue;
+        }
         const invoice = em.create(Invoice, {
           company,
           totalPrice,
@@ -187,9 +193,9 @@ export class BillsService {
         });
 
         const invoiceItem = em.create(InvoiceItem, {
-          name: "قبض شارژ",
+          name: title,
           count: 1,
-          unitPrice: subtotal,
+          unitPrice: totalPrice,
           discount: new Decimal(0),
           totalPrice,
           invoice,