main.go

@@ -29,7 +29,7 @@ import (
 	"time"
 )
 
-const VERSION = "v40"
+const VERSION = "v39"
 
 var (
 	logger              *slog.Logger
@@ -663,27 +663,6 @@ func pageDatapointEdit(w http.ResponseWriter, r *http.Request, _ *session.T) { /
 		}
 	}
 
-	/* Triggers using this datapoint is provided as a list to update
-	 * if changing the datapoint name. Parsing expr and automatically
-	 * changing it to renamed datapoints would be nice in the future. */
-	var triggers []Trigger
-	triggers, err = TriggersRetrieveByDatapoint(datapoint.Name)
-	if err != nil {
-		httpError(w, werr.Wrap(err).Log())
-		return
-	}
-	slices.SortFunc(triggers, func(a, b Trigger) int {
-		an := strings.ToUpper(a.Name)
-		bn := strings.ToUpper(b.Name)
-		if an < bn {
-			return -1
-		}
-		if an > bn {
-			return 1
-		}
-		return 0
-	})
-
 	page := Page{
 		LAYOUT: "main",
 		PAGE:   "datapoint_edit",
@@ -695,7 +674,6 @@ func pageDatapointEdit(w http.ResponseWriter, r *http.Request, _ *session.T) { /
 
 	page.Data = map[string]any{
 		"Datapoint": datapoint,
-		"Triggers":  triggers,
 	}
 	page.Render(w, r)
 	return

sql/00027.sql

@@ -1,22 +0,0 @@
-/* Updating a datapoint name also updates the jsonb array entry */
-CREATE OR REPLACE FUNCTION update_triggers_datapoint_name()
-	RETURNS TRIGGER
-	LANGUAGE PLPGSQL
-	AS
-$$
-BEGIN
-UPDATE "trigger"
-	SET
-		datapoints = (datapoints - OLD.name) || jsonb_build_array(NEW.name)
-	WHERE
-		datapoints ? OLD.name;
-
-	RETURN NEW;
-END;
-$$;
-
-CREATE TRIGGER datapoint_renamed
-	AFTER UPDATE
-	ON public.datapoint
-	FOR EACH ROW
-	EXECUTE PROCEDURE update_triggers_datapoint_name();

static/js/datapoint_edit.mjs

@@ -1,6 +1,5 @@
 export class UI {
-	constructor(datapointData) {
-		this.datapoint = datapointData
+	constructor() {
 		document.addEventListener('keydown', evt=>this.keyHandler(evt))
 		document.querySelector('input[name="group"]').focus()
 	}
@@ -17,10 +16,4 @@ 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

@@ -3,12 +3,12 @@
 
 	<script type="module" defer>
 		import {UI} from "/js/{{ .VERSION }}/datapoint_edit.mjs"
-		window._ui = new UI({{ .Data.Datapoint }})
+		window._ui = new UI()
 	</script>
 
 	{{ block "page_label" . }}{{end}}
 
-	<form id="form-trigger" action="/datapoint/update/{{ .Data.Datapoint.ID }}" method="post" onsubmit="return _ui.check_rename()">
+	<form id="form-trigger" action="/datapoint/update/{{ .Data.Datapoint.ID }}" method="post">
 	<div id="widgets" class="widgets">
 		<div class="label">Group</div>
 		<div><input type="text" name="group" value="{{ .Data.Datapoint.Group }}"></div>
@@ -46,17 +46,6 @@
 			<button id="button-update">Update</button>
 			{{ end }}
 		</div>
-
-			<div></div>
-			<div style="margin-top: 32px">
-				<b>Used in the following triggers:</b>
-				<ul>
-					{{ range .Data.Triggers }}
-					<li><a href="/trigger/edit/{{ .ID }}">{{ .Name }}</a></li>
-					{{ end }}
-				</ul>
-			</div>
-		</div>
 	</form>
 
 {{ end }}