Add comment restore button

app/Livewire/Comment.php

@@ -89,6 +89,25 @@ class Comment extends Component
         $this->dispatch('refresh');
     }
 
+    public function restoreComment()
+    {
+        $this->authorize('restore', $this->comment);
+
+        $user = Auth::user();
+
+        if ($user->hasRole(UserRole::ADMINISTRATOR) ||  $user->hasRole(UserRole::MODERATOR)) {
+            // Log to ModLog
+            ModLog::create([
+                'moderator' => $user->name,
+                'data' => "Restored comment {$this->comment->id} written by {$this->comment->user->id} with contents: {$this->comment->body}",
+            ]);
+
+            $this->comment->deleted_by_moderator_id = null;
+            $this->comment->save();
+            $this->dispatch('refresh');
+        }
+    }
+
     public function postReply()
     {
         if (! ($this->comment->depth() < 2)) {

app/Policies/CommentPolicy.php

@@ -25,4 +25,19 @@ class CommentPolicy
 
         return $user->id === $comment->user_id;
     }
+
+    public function restore(User $user, Comment $comment): bool
+    {
+        // Comment not deleted
+        if ($comment->deleted_by_moderator_id === null) {
+            return false;
+        }
+
+        if ($user->hasRole(UserRole::ADMINISTRATOR) || 
+            $user->hasRole(UserRole::MODERATOR)) {
+            return true;
+        }
+
+        return false;
+    }
 }