新增、修改销售明细时更改价税合计，应收金额，未开票金额

zhangqian

2023-08-11 40fa6f86f5f7ac35206d6b953f4e5e82b2145ce9

 service/salesDetails.go

@@ -4,11 +4,23 @@
   "aps_crm/constvar"
   "aps_crm/model"
   "aps_crm/pkg/ecode"
   "github.com/shopspring/decimal"
)

type SalesDetailsService struct{}

func (SalesDetailsService) AddSalesDetails(salesDetails *model.SalesDetails) int {
   salesDetails.AmountReceivable = decimal.Zero.Round(2)
   salesDetails.AmountInvoiced = decimal.Zero.Round(2)
   salesDetails.AmountReceived = decimal.Zero.Round(2)
   salesDetails.AmountUnInvoiced = decimal.Zero.Round(2)
   salesDetails.AmountTotal = decimal.Zero.Round(2)
   for _, product := range salesDetails.Products {
      salesDetails.AmountTotal = salesDetails.AmountTotal.Add(product.Amount.Mul(product.Price))
   }
   salesDetails.AmountTotal = salesDetails.AmountTotal.Round(2)
   salesDetails.AmountReceivable = salesDetails.AmountTotal
   salesDetails.AmountUnInvoiced = salesDetails.AmountTotal
   err := model.NewSalesDetailsSearch().Create(salesDetails)
   if err != nil {
      return ecode.SalesDetailsExist
@@ -32,10 +44,24 @@

func (SalesDetailsService) UpdateSalesDetails(salesDetails *model.SalesDetails) int {
   // check salesDetails exist
   _, err := model.NewSalesDetailsSearch().SetId(salesDetails.Id).First()
   old, err := model.NewSalesDetailsSearch().SetId(salesDetails.Id).First()
   if err != nil {
      return ecode.SalesDetailsNotExist
   }
   var totalAmount decimal.Decimal
   totalAmount = salesDetails.AmountTotal
   newProducts, removedProducts := NewProductsService().PickDiffProducts(salesDetails.Products, old.Products)
   for _, product := range newProducts {
      totalAmount = totalAmount.Add(product.Amount.Mul(product.Price))
   }
   removedProductIds := make([]uint, 0, len(removedProducts))
   for _, product := range removedProducts {
      totalAmount = totalAmount.Sub(product.Amount.Mul(product.Price))
      removedProductIds = append(removedProductIds, product.Id)
   }
   salesDetails.AmountTotal = totalAmount.Round(2)
   salesDetails.AmountReceivable = salesDetails.AmountTotal.Sub(salesDetails.AmountReceived)
   salesDetails.AmountUnInvoiced = salesDetails.AmountTotal.Sub(salesDetails.AmountInvoiced)

   err = model.NewSalesDetailsSearch().SetId(salesDetails.Id).Update(salesDetails)
   if err != nil {