From 1a9174391652a3966fffddf5400d60c3930256be Mon Sep 17 00:00:00 2001
From: mahan <mahanch83@gmail.com>
Date: Tue, 23 Dec 2025 10:50:11 +0330
Subject: [PATCH] add: update CalculateDiscount method to include contractStart
 parameter

---
 .../IInstitutionContractRepository.cs                       | 2 +-
 .../Repository/InstitutionContractRepository.cs             | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Company.Domain/InstitutionContractAgg/IInstitutionContractRepository.cs b/Company.Domain/InstitutionContractAgg/IInstitutionContractRepository.cs
index 124bc1bb..e10f15ed 100644
--- a/Company.Domain/InstitutionContractAgg/IInstitutionContractRepository.cs
+++ b/Company.Domain/InstitutionContractAgg/IInstitutionContractRepository.cs
@@ -56,7 +56,7 @@ public interface IInstitutionContractRepository : IRepository<long, InstitutionC
     void UpdateStatusIfNeeded(long institutionContractId);
     Task<GetInstitutionVerificationDetailsViewModel> GetVerificationDetails(Guid id);
     Task<InstitutionContract> GetByPublicIdAsync(Guid id);
-    InstitutionContractDiscountResponse CalculateDiscount(InstitutionContractSetDiscountRequest request);
+    InstitutionContractDiscountResponse CalculateDiscount(InstitutionContractSetDiscountRequest request,string contractStart = null);
     InstitutionContractDiscountResponse ResetDiscountCreate(InstitutionContractResetDiscountForCreateRequest request);
     
 
diff --git a/CompanyManagment.EFCore/Repository/InstitutionContractRepository.cs b/CompanyManagment.EFCore/Repository/InstitutionContractRepository.cs
index 6ae60e32..c0871074 100644
--- a/CompanyManagment.EFCore/Repository/InstitutionContractRepository.cs
+++ b/CompanyManagment.EFCore/Repository/InstitutionContractRepository.cs
@@ -1895,7 +1895,7 @@ public class InstitutionContractRepository : RepositoryBase<long, InstitutionCon
             .FirstOrDefaultAsync(x => x.PublicId == id);
     }
 
-    public InstitutionContractDiscountResponse CalculateDiscount(InstitutionContractSetDiscountRequest request)
+    public InstitutionContractDiscountResponse CalculateDiscount(InstitutionContractSetDiscountRequest request,string contractStart=null)
     {
         var baseAmount = request.TotalAmount;
         var discountAmount = (baseAmount * request.DiscountPercentage) / 100;
@@ -2356,7 +2356,7 @@ public class InstitutionContractRepository : RepositoryBase<long, InstitutionCon
             IsInstallment = request.IsInstallment,
             OneMonthAmount = selectedPlan.OneMonthPaymentDiscounted.MoneyToDouble()
         };
-        var res = CalculateDiscount(calculateRequest);
+        var res = CalculateDiscount(calculateRequest,selectedPlan.ContractStart);
 
         //این به این دلیل هست که متد caclulate discount یکی از مقادیر رو پر میکنه و ما نیاز داریم هر دو مقدار رو داشته باشیم
         if (request.IsInstallment)
@@ -2476,7 +2476,7 @@ public class InstitutionContractRepository : RepositoryBase<long, InstitutionCon
                 Tax = resetTax.ToMoney(),
                 TotalAmount = resetTotalAmount.ToMoney(),
                 Installments = InstitutionMonthlyInstallmentCaculation((int)institutionTemp.Duration.Value,
-                    paymentAmount, DateTime.Now.ToFarsi()),
+                    paymentAmount,selectedPlan.ContractStart),
                 OneMonthAmount = newOneMonthAmount.ToMoney(),
                 Obligation = resetTotalAmount.ToMoney()
             };