From af6bf174cac67b99826a5a9f5ff438a73d0e9953 Mon Sep 17 00:00:00 2001
From: Satche <info@satche.ch>
Date: Mon, 13 Jun 2022 13:03:59 +0200
Subject: [PATCH] fix(hierarchy tree): disable top node interactions

---
 modules/dynamic/hierarchy-tree.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/modules/dynamic/hierarchy-tree.js b/modules/dynamic/hierarchy-tree.js
index 0b79707b..5380dd6c 100644
--- a/modules/dynamic/hierarchy-tree.js
+++ b/modules/dynamic/hierarchy-tree.js
@@ -343,6 +343,7 @@ function updateTree() {
 
 function selectElement(d) {
   const dataElement = d.data;
+  if (d.id == 0) return;
 
   const node = nodes.select(`g[data-id="${d.id}"]`);
   nodes.selectAll("g").style("outline", "none");
@@ -476,6 +477,8 @@ function handleNodeExit(d) {
 }
 
 function dragToReorigin(from) {
+  if (from.id == 0) return;
+
   dragLine.attr("d", `M${from.x},${from.y}L${from.x},${from.y}`);
 
   d3.event.on("drag", () => {