fix(ui): add a visited map to prevent duplicate node from showing up

streamthoughts · Oct 21, 2020 · 4bce06e · 4bce06e
1 parent 4f67fc6
commit 4bce06e
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/azkarra-ui/src/components/TopologyDAG.vue b/azkarra-ui/src/components/TopologyDAG.vue
@@ -147,20 +147,21 @@ export default {
             return new Topology(topologiesLayouts);
         },
 
-        buildTopologyNodes(grouped, nodes, layouts = [], level = 0) {
+        buildTopologyNodes(grouped, nodes, layouts = [], level = 0, visited = new Map()) {
             if (nodes.length == 0) return layouts;
             layouts.push(nodes);
             let layout = [];
             nodes.forEach ( (node, i)  => {
                 node.id = i; node.level = level;
                 node.successors.forEach(s => {
                     let successor = grouped.get(s);
-                    if (successor.isDrawable()) {
+                    if (successor.isDrawable() && !visited.get(s)) {
                         layout.push(successor);
+                        visited.set(s, true);
                     }
                 });
             });
-            return this.buildTopologyNodes(grouped, layout, layouts, level + 1);
+            return this.buildTopologyNodes(grouped, layout, layouts, level + 1, visited);
         },
 
         createSVG(objectTopology) {