Merge pull request #317 from marklogic-community/bugfix/316

#316

node_modules_override/litegraph.js

@@ -84,6 +84,7 @@
     proxy: null, //used to redirect calls
     node_images_path: "",
 
+    isConfiguring : false,
     debug: false,
     catch_exceptions: true,
     throw_errors: true,
@@ -2008,7 +2009,7 @@
     if (!data) {
       return;
     }
-
+    LiteGraph.isConfiguring = true;
     if (!keep_old) {
       this.clear();
     }
@@ -2089,6 +2090,7 @@
     this.updateExecutionOrder();
     this._version++;
     this.setDirtyCanvas(true, true);
+    LiteGraph.isConfiguring = false;
     return error;
   };
 
@@ -11110,20 +11112,23 @@ if (typeof exports != "undefined") {
     );
     this.subgraph.onOutputRemoved = this.onSubgraphRemovedOutput.bind(this);
 
-    let inBlock = LiteGraph.createNode("Graph/input");
-    inBlock.pos = [400, 400];
-    inBlock.ignore_remove = true
-    inBlock.properties.isMain = true
-    this.subgraph.add(inBlock);
-    inBlock.setProperty("name", "Item")
-
-    let outBlock = LiteGraph.createNode("Graph/output");
-    outBlock.pos = [1100, 400];
-    outBlock.ignore_remove = true
-    outBlock.properties.isMain = true
-    this.subgraph.add(outBlock);
-    outBlock.setProperty("name", "Result")
-
+    // in case we are loading data from JSON
+    // there is no need to do this. It will also interfere.
+    if (!LiteGraph.isConfiguring ) {
+      let inBlock = LiteGraph.createNode("Graph/input");
+      inBlock.pos = [400, 400];
+      inBlock.ignore_remove = true
+      inBlock.properties.isMain = true
+      this.subgraph.add(inBlock);
+      inBlock.setProperty("name", "Item")
+
+      let outBlock = LiteGraph.createNode("Graph/output");
+      outBlock.pos = [1100, 400];
+      outBlock.ignore_remove = true
+      outBlock.properties.isMain = true
+      this.subgraph.add(outBlock);
+      outBlock.setProperty("name", "Result")
+    }
   }
 
   Subgraph.title = "Subgraph";
@@ -11286,7 +11291,7 @@ if (typeof exports != "undefined") {
   };
 
   Subgraph.prototype.onSubgraphRemovedOutput = function (name) {
-    var slot = this.findInputSlot(name);
+    var slot = this.findOutputSlot(name);
     if (slot == -1) {
       return;
     }
@@ -11592,7 +11597,7 @@ if (typeof exports != "undefined") {
 
   GraphOutput.prototype.onRemoved = function () {
     if (this.name_in_graph) {
-      this.graph.removeInput(this.name_in_graph);
+      this.graph.removeOutput(this.name_in_graph);
     }
   };