bugfix incorrectly zooms when changing style of graph

Author: eijawerner

src/neo4j-arc/graph-visualization/GraphVisualizer/Graph/Graph.tsx

@@ -162,7 +162,7 @@ export class Graph extends React.Component<GraphProps, GraphState> {
     }
     if (autocompleteRelationships) {
       getAutoCompleteCallback((internalRelationships: BasicRelationship[]) => {
-        this.visualization?.init()
+        this.visualization?.init(true)
         graph.addInternalRelationships(
           mapRelationships(internalRelationships, graph)
         )
@@ -176,7 +176,7 @@ export class Graph extends React.Component<GraphProps, GraphState> {
         graphEventHandler.onItemMouseOut()
       })
     } else {
-      this.visualization?.init()
+      this.visualization?.init(true)
       this.visualization?.precomputeAndStart()
     }
     if (assignVisElement) {
@@ -195,7 +195,7 @@ export class Graph extends React.Component<GraphProps, GraphState> {
     }
 
     if (this.props.styleVersion !== prevProps.styleVersion) {
-      this.visualization?.init()
+      this.visualization?.init(false)
     }
   }
 

src/neo4j-arc/graph-visualization/GraphVisualizer/Graph/visualization/Visualization.ts

@@ -321,7 +321,7 @@ export class Visualization {
     callbacksForEvent.forEach(callback => callback.apply(null, args))
   }
 
-  init(): void {
+  init(zoomToInitialLevel?: boolean): void {
     this.container
       .selectAll('g.layer')
       .data(['relationships', 'nodes'])
@@ -332,7 +332,9 @@ export class Visualization {
     this.updateRelationships()
 
     this.adjustZoomMinScaleExtentToFitGraph()
-    this.setInitialZoom()
+    if (zoomToInitialLevel) {
+      this.setInitialZoom()
+    }
   }
 
   setInitialZoom(): void {