From 886b1ae4bdaac1fc9a2eb98b91dc333f14f70c50 Mon Sep 17 00:00:00 2001
From: zhangqian <zhangqian@123.com>
Date: 星期三, 09 八月 2023 17:41:42 +0800
Subject: [PATCH] 新增和编辑服务合同时更新应收款金额,新增服务合同发票时更新已开票金额

---
 service/serviceContract.go |   24 ++++++++++++++++++++++--
 1 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/service/serviceContract.go b/service/serviceContract.go
index 664382f..eb901f2 100644
--- a/service/serviceContract.go
+++ b/service/serviceContract.go
@@ -4,11 +4,19 @@
 	"aps_crm/constvar"
 	"aps_crm/model"
 	"aps_crm/pkg/ecode"
+	"github.com/shopspring/decimal"
 )
 
 type SContractService struct{}
 
 func (SContractService) AddServiceContract(serviceContract *model.ServiceContract) int {
+	serviceContract.AmountReceivable = decimal.Zero.Round(2)
+	serviceContract.AmountInvoiced = decimal.Zero.Round(2)
+	serviceContract.AmountReceived = decimal.Zero.Round(2)
+	for _, product := range serviceContract.Products {
+		serviceContract.AmountReceivable = serviceContract.AmountReceivable.Add(product.Amount.Mul(product.Price))
+	}
+	serviceContract.AmountReceivable = serviceContract.AmountReceivable.Round(2)
 	err := model.NewServiceContractSearch().Create(serviceContract)
 	if err != nil {
 		return ecode.SContractExist
@@ -19,11 +27,23 @@
 
 func (SContractService) UpdateServiceContract(serviceContract *model.ServiceContract) int {
 	// check serviceContract exist
-	_, err := model.NewServiceContractSearch().SetId(serviceContract.Id).First()
+	old, err := model.NewServiceContractSearch().SetId(serviceContract.Id).First()
 	if err != nil {
 		return ecode.SContractNotExist
 	}
-
+	var amountReceivable decimal.Decimal
+	for _, product := range serviceContract.Products {
+		amountReceivable = serviceContract.AmountReceivable.Add(product.Amount.Mul(product.Price))
+	}
+	if amountReceivable.LessThan(serviceContract.AmountInvoiced) {
+		return ecode.SContractProductPriceLowerThanInvoiceAmountErr
+	}
+	if amountReceivable.LessThan(serviceContract.AmountReceived) {
+		return ecode.SContractProductPriceLowerThanReceivedAmountErr
+	}
+	serviceContract.AmountInvoiced = old.AmountReceived
+	serviceContract.AmountReceived = old.AmountReceived
+	serviceContract.AmountReceivable = amountReceivable.Round(2)
 	err = model.NewServiceContractSearch().SetId(serviceContract.Id).Update(serviceContract)
 	if err != nil {
 		return ecode.SContractSetErr

--
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