static/js/datapoint_edit.mjs

@@ -17,4 +17,10 @@ export class UI {
 			break
 		}
 	}
+	check_rename() {
+		let newName = document.querySelector(`input[name="name"]`).value
+		if (newName != this.datapoint.Name)
+			return confirm(`Trigger expressions needs to be manually updated when renaming a datapoint.\nDo you want to rename the datapoint?`)
+		return true
+	}
 }

views/pages/datapoint_edit.gotmpl

@@ -8,7 +8,7 @@
 
 	{{ block "page_label" . }}{{end}}
 
-	<form id="form-trigger" action="/datapoint/update/{{ .Data.Datapoint.ID }}" method="post">
+	<form id="form-trigger" action="/datapoint/update/{{ .Data.Datapoint.ID }}" method="post" onsubmit="return _ui.check_rename()">
 		<div id="widgets" class="widgets">
 			<div class="label">Group</div>
 			<div><input type="text" name="group" value="{{ .Data.Datapoint.Group }}"></div>