Improved handling of addings new nodes

src/editor/js/structures/graph/graph.ts

@@ -171,6 +171,21 @@ export class Graph extends ManagedData {
         node.id = this.nextNodeId;
         this.nextNodeId += 1;
 
+        // Is valid node?
+        if (node.label == undefined) {
+            node.label = "Unnamed";
+        }
+        if (node.type == undefined) {
+            if (this.types.length > 0) {
+                // Just give first type in list
+                node.type = this.types[0];
+            } else {
+                // Give empty type
+                // TODO: Properly add new type, with proper ID. Implemented this.addType(..);
+                node.type = new NodeType(this);
+            }
+        }
+
         this.data.nodes.push(node);
 
         this.triggerOnChange();