New structure (#7)

pkg/models/namespace_update.go

@@ -0,0 +1,28 @@
+package models
+
+// Update implements the update method via the interface
+func (n *Namespace) Update() (err error) {
+	// Check if we have at least a name
+	if n.Name == "" {
+		return ErrNamespaceNameCannotBeEmpty{NamespaceID: n.ID}
+	}
+
+	// Check if the namespace exists
+	currentNamespace, err := GetNamespaceByID(n.ID)
+	if err != nil {
+		return
+	}
+
+	// Check if the (new) owner exists
+	n.OwnerID = n.Owner.ID
+	if currentNamespace.OwnerID != n.OwnerID {
+		n.Owner, err = GetUserByID(n.OwnerID)
+		if err != nil {
+			return
+		}
+	}
+
+	// Do the actual update
+	_, err = x.ID(currentNamespace.ID).Update(n)
+	return
+}