LuciferYang commented on code in PR #43307:
URL: https://github.com/apache/spark/pull/43307#discussion_r1352676387
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sql/core/src/main/resources/org/apache/spark/sql/execution/ui/static/spark-sql-viz.js:
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@@ -269,3 +270,47 @@ function togglePlanViz() { // eslint-disable-line
no-unused-vars
planVizContainer().style("display", "none");
}
}
+
+/*
+ * Light up the selected node and its linked nodes and edges.
+ */
+function setupSelectionForSparkPlanNode(g) {
+ const linkedNodes = new Map();
+ const linkedEdges = new Map();
+
+ g.edges().forEach(function (e) {
+ const edge = g.edge(e);
+ const from = g.node(e.v);
+ const to = g.node(e.w);
+ collectLinks(linkedNodes, from.id, to.id);
+ collectLinks(linkedNodes, to.id, from.id);
+ collectLinks(linkedEdges, from.id, edge.arrowheadId);
+ collectLinks(linkedEdges, to.id, edge.arrowheadId);
+ });
+
+ linkedNodes.forEach((linkedNodes, selectNode) => {
+ d3.select("#" + selectNode).on("click", () => {
+ planVizContainer()
+ .selectAll("*")
+ .classed("selected", false)
+ .classed("linked", false);
+ d3.select("#" + selectNode + " rect").classed("selected", true);
+ linkedNodes.forEach((linkedNode) => {
+ d3.select("#" + linkedNode + " rect").classed("linked", true);
+ });
+ linkedEdges.get(selectNode).forEach((linkedEdge) => {
+ const arrowHead = d3.select("#" + linkedEdge + " path");
+ arrowHead.classed("linked", true);
+ const arrowShaft =
$(arrowHead.node()).parents("g.edgePath").children("path");
Review Comment:
How about using d3's api uniformly?
Like
```
const arrowShaft = d3.select(arrowHead.node().parentNode).select("path");
arrowShaft.classed("linked", true);
```
?
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