Added functions for adding items to a todolist

models/list_items_create_update.go

@@ -0,0 +1,37 @@
+package models
+
+// CreateOrUpdateListItem adds or updates a todo item to a list
+func CreateOrUpdateListItem(item *ListItem) (err error) {
+
+	// Check if we have at least a text
+	if item.Text == "" {
+		return ErrListItemCannotBeEmpty{}
+	}
+
+	// Check if the list exists
+	_, err = GetListByID(item.ListID)
+	if err != nil {
+		return
+	}
+
+	// Check if the user exists
+	_, _, err = GetUserByID(item.CreatedBy.ID)
+	if err != nil {
+		return
+	}
+	item.CreatedByID = item.CreatedBy.ID
+
+	if item.ID != 0 {
+		_, err = x.ID(item.ID).Update(item)
+		if err != nil {
+			return
+		}
+	} else {
+		_, err = x.Insert(item)
+		if err != nil {
+			return
+		}
+	}
+
+	return
+}