MRM-4063: fix total and taxAmount fields

internal/service/server_report.go

@@ -178,6 +178,12 @@ func (srv *serverImpl) reportUserdata(ctx context.Context, i *model.ReportItem)
 func (srv *serverImpl) reportRenderCSV(ctx context.Context, items []*model.ReportItem) ([]byte, error) {
 	var rows []csvRow
 
+	total := make(map[string]float64)
+
+	for _, i := range items {
+		total[i.SystemReference] += float64(i.Quantity) * (i.Price + i.TaxAmount)
+	}
+
 	for _, i := range items {
 		userdata, _ := srv.reportUserdata(ctx, i)
 
@@ -202,6 +208,8 @@ func (srv *serverImpl) reportRenderCSV(ctx context.Context, items []*model.Repor
 			reference = i.SystemReference
 		}
 
+		taxAmount := float64(i.Quantity) * i.TaxAmount
+
 		rows = append(rows, csvRow{
 			ContactName:       contactName,
 			EmailAddress:      userdata.Contacts.EmailPrimary,
@@ -217,7 +225,7 @@ func (srv *serverImpl) reportRenderCSV(ctx context.Context, items []*model.Repor
 			Reference:         reference,
 			InvoiceDate:       i.Created.Format("02/01/2006 15:04:05"),
 			DueDate:           i.Created.Format("02/01/2006 15:04:05"),
-			Total:             fmt.Sprintf("%.2f", i.Price+i.TaxAmount),
+			Total:             fmt.Sprintf("%.2f", total[i.SystemReference]),
 			InventoryItemCode: strconv.FormatUint(i.ID, 10),
 			Description:       i.Title,
 			Quantity:          strconv.FormatInt(i.Quantity, 10),
@@ -225,7 +233,7 @@ func (srv *serverImpl) reportRenderCSV(ctx context.Context, items []*model.Repor
 			Discount:          "0.00",
 			AccountCode:       "207",
 			TaxType:           fmt.Sprintf("%.0f%% (%s)", i.TaxPercentage, taxType),
-			TaxAmount:         fmt.Sprintf("%.2f", i.TaxAmount),
+			TaxAmount:         fmt.Sprintf("%.2f", taxAmount),
 			TrackingName1:     "Activity",
 			TrackingOption1:   "Rentals",
 			TrackingName2:     "",