add never_triggered

src/panels/lovelace/components/hui-generic-entity-row.ts

@@ -105,14 +105,17 @@ class HuiGenericEntityRow extends LitElement {
                     .datetime=${stateObj.last_changed}
                   ></ha-relative-time>
                 `
-              : this.config.secondary_info === "last-triggered" &&
-                stateObj.attributes.last_triggered
-              ? html`
-                  <ha-relative-time
-                    .hass=${this.hass}
-                    .datetime=${stateObj.attributes.last_triggered}
-                  ></ha-relative-time>
-                `
+              : this.config.secondary_info === "last-triggered"
+              ? stateObj.attributes.last_triggered
+                ? html`
+                    <ha-relative-time
+                      .hass=${this.hass}
+                      .datetime=${stateObj.attributes.last_triggered}
+                    ></ha-relative-time>
+                  `
+                : this.hass.localize(
+                    "ui.panel.lovelace.entities.never_triggered"
+                  )
               : ""}
           </div>
         </div>

src/translations/en.json

@@ -393,6 +393,7 @@
       },
       "automation": {
         "last_triggered": "Last triggered",
+        "never_triggered":"Never triggered",
         "trigger": "Execute"
       },
       "camera": {
@@ -458,6 +459,8 @@
         "activate": "Activate"
       },
       "script": {
+        "last_triggered": "Last triggered",
+        "never_triggered":"Never triggered",
         "execute": "Execute"
       },
       "timer": {