From 772a2658cbbca8b8dde2675a7b0391713fc88aaa Mon Sep 17 00:00:00 2001
From: karwosts <32912880+karwosts@users.noreply.github.com>
Date: Wed, 26 Mar 2025 02:13:06 -0700
Subject: [PATCH] Allow passing data as template in devtools/action (#24737)

---
 src/panels/developer-tools/action/developer-tools-action.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/panels/developer-tools/action/developer-tools-action.ts b/src/panels/developer-tools/action/developer-tools-action.ts
index 30047c43b8..de909e652f 100644
--- a/src/panels/developer-tools/action/developer-tools-action.ts
+++ b/src/panels/developer-tools/action/developer-tools-action.ts
@@ -9,7 +9,7 @@ import memoizeOne from "memoize-one";
 import { storage } from "../../../common/decorators/storage";
 import { computeDomain } from "../../../common/entity/compute_domain";
 import { computeObjectId } from "../../../common/entity/compute_object_id";
-import { hasTemplate } from "../../../common/string/has-template";
+import { hasTemplate, isTemplate } from "../../../common/string/has-template";
 import type { LocalizeFunc } from "../../../common/translations/localize";
 import { extractSearchParam } from "../../../common/url/search-params";
 import { copyToClipboard } from "../../../common/util/copy-clipboard";
@@ -349,8 +349,11 @@ class HaPanelDevAction extends LitElement {
         `ui.panel.developer-tools.tabs.actions.errors.${errorCategory}.invalid_action`
       );
     }
+    const dataIsTemplate =
+      typeof serviceData.data === "string" && isTemplate(serviceData.data);
     if (
       target &&
+      !dataIsTemplate &&
       !serviceData.target &&
       !serviceData.data?.entity_id &&
       !serviceData.data?.device_id &&
@@ -363,6 +366,7 @@ class HaPanelDevAction extends LitElement {
     for (const field of fields) {
       if (
         field.required &&
+        !dataIsTemplate &&
         (!serviceData.data || serviceData.data[field.key] === undefined)
       ) {
         return localize(