Selectively show the additional metadata if it isn't in the display string at all

app/Transformers/Api/Client/ActivityLogTransformer.php

@@ -21,7 +21,8 @@ class ActivityLogTransformer extends BaseClientTransformer
             'event' => $model->event,
             'ip' => $model->ip,
             'description' => $model->description,
-            'properties' => $model->properties,
+            'properties' => $model->properties ? $model->properties->toArray() : [],
+            'has_additional_metadata' => $this->hasAdditionalMetadata($model),
             'timestamp' => $model->timestamp->toIso8601String(),
         ];
     }
@@ -34,4 +35,32 @@ class ActivityLogTransformer extends BaseClientTransformer
 
         return $this->item($model->actor, $this->makeTransformer(UserTransformer::class), User::RESOURCE_NAME);
     }
+
+    /**
+     * Determines if there are any log properties that we've not already exposed
+     * in the response language string and that are not just the IP address or
+     * the browser useragent.
+     *
+     * This is used by the front-end to selectively display an "additional metadata"
+     * button that is pointless if there is nothing the user can't already see from
+     * the event description.
+     */
+    protected function hasAdditionalMetadata(ActivityLog $model): bool
+    {
+        if (is_null($model->properties) || $model->properties->isEmpty()) {
+            return false;
+        }
+
+        $str = trans('activity.' . str_replace(':', '.', $model->event));
+        preg_match_all('/:(?<key>[\w-]+)(?:\W?|$)/', $str, $matches);
+
+        $exclude = array_merge($matches['key'], ['ip', 'useragent']);
+        foreach ($model->properties->keys() as $key) {
+            if (!in_array($key, $exclude, true)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
 }

resources/scripts/api/definitions/user/models.d.ts

@@ -25,6 +25,7 @@ interface ActivityLog extends Model<'actor'> {
     ip: string;
     description: string | null;
     properties: Record<string, string | unknown>;
+    hasAdditionalMetadata: boolean;
     timestamp: Date;
     relationships: {
         actor: User | null;

resources/scripts/api/definitions/user/transformers.ts

@@ -36,6 +36,7 @@ export default class Transformers {
             ip: attributes.ip,
             description: attributes.description,
             properties: attributes.properties,
+            hasAdditionalMetadata: attributes.has_additional_metadata ?? false,
             timestamp: new Date(attributes.timestamp),
             relationships: {
                 actor: transform(actor as FractalResponseData, this.toUser, null),

resources/scripts/components/elements/activity/ActivityLogEntry.tsx

@@ -73,7 +73,7 @@ export default ({ activity, children }: Props) => {
                         </Tooltip>
                     </div>
                 </div>
-                <ActivityLogMetaButton meta={activity.properties}/>
+                {activity.hasAdditionalMetadata && <ActivityLogMetaButton meta={activity.properties}/>}
             </div>
         </div>
     );

resources/scripts/components/elements/activity/ActivityLogMetaButton.tsx

@@ -1,5 +1,4 @@
 import React, { useState } from 'react';
-import { isEmptyObject } from '@/helpers';
 import { ClipboardListIcon } from '@heroicons/react/outline';
 import { Dialog } from '@/components/elements/dialog';
 import { Button } from '@/components/elements/button/index';
@@ -7,10 +6,6 @@ import { Button } from '@/components/elements/button/index';
 export default ({ meta }: { meta: Record<string, unknown> }) => {
     const [ open, setOpen ] = useState(false);
 
-    if (isEmptyObject(meta)) {
-        return null;
-    }
-
     return (
         <div className={'self-center mx-4'}>
             <Dialog