implement group delete

models/group.go

@@ -58,7 +58,7 @@ func GroupList() ([]Group, error) {
 func (g *Group) GroupAdd() (*Group, error) {
 	var err error
 
-	// Validate role not already in use
+	// Validate group not already in use
 	_, err = GroupGetByName(g.GroupName)
 
 	if err != nil && err.Error() == "group not found" {
@@ -80,3 +80,35 @@ func (g *Group) GroupAdd() (*Group, error) {
 
 	return g, nil
 }
+
+// GroupDelete removes a group definition to the database
+func (g *Group) GroupDelete() error {
+	var err error
+
+	// Validate group exists
+	group, err := GroupGetByName(g.GroupName)
+	if err != nil && err.Error() == "group not found" {
+		log.Printf("GroupDelete unable to validate group exists : '%s'\n", err)
+		return err
+	}
+
+	// Make sure we have a group ID
+	if g.GroupId == 0 {
+		g.GroupId = group.GroupId
+	}
+
+	// Delete the group
+	log.Printf("GroupDelete confirmed group exists, continuing with deletion of group '%s'\n", g.GroupName)
+	result, err := db.NamedExec((`DELETE FROM group WHERE GroupId = :GroupId`), g)
+
+	if err != nil {
+		log.Printf("GroupDelete error executing sql delete : '%s'\n", err)
+		return err
+	} else {
+		affected, _ := result.RowsAffected()
+		id, _ := result.LastInsertId()
+		log.Printf("GroupDelete returned result id '%d' affecting %d row(s).\n", id, affected)
+	}
+
+	return nil
+}