e2e changes

services/stockrequestService.go

@@ -1,6 +1,8 @@
 package services
 
 import (
+	"errors"
+
 	"nearle/models"
 	"nearle/repositories"
 	"time"
@@ -22,6 +24,21 @@ func NewStockRequestService(repo repositories.StockRequestRepository, productSer
 }
 
 func (s *stockRequestService) CreateStockRequest(req *models.StockRequest) error {
+	// A request for nothing is not a request.
+	//
+	// Nothing downstream rejected it, so a branch could raise a request for
+	// zero units and it sat in the admin's queue looking exactly like a real
+	// one — and approving it moved no stock, which reads as the ledger being
+	// broken rather than the request being empty. A negative would move stock
+	// the wrong way on receipt, since UpdateStockRequest writes Qty straight
+	// into the ledger as an 'in'.
+	//
+	// Returned as an ordinary error: the controller already reports per-item
+	// reasons, so one bad row in a batch is named and the rest still land.
+	if req.Qty <= 0 {
+		return errors.New("quantity must be more than zero")
+	}
+
 	return s.repo.CreateStockRequest(req)
 }