Fix: audit message being empty for attachment-only scam posts (#1300)

Author: JankiGadhiya

application/src/main/java/org/togetherjava/tjbot/features/moderation/scam/ScamBlocker.java

@@ -48,6 +48,7 @@
 import java.util.function.Predicate;
 import java.util.function.UnaryOperator;
 import java.util.regex.Pattern;
+import java.util.stream.Collectors;
 
 /**
  * Listener that receives all sent messages from channels, checks them for scam and takes
@@ -247,9 +248,20 @@ private void reportScamMessage(MessageReceivedEvent event, String reportTitle,
 
         User author = event.getAuthor();
         String avatarOrDefaultUrl = author.getEffectiveAvatarUrl();
-
+        String content = event.getMessage().getContentStripped();
+        List<Message.Attachment> attachments = event.getMessage().getAttachments();
+
+        if (!attachments.isEmpty()) {
+            String attachmentInfo = attachments.stream()
+                    .map(Message.Attachment::getFileName)
+                    .collect(Collectors.joining(", "));
+            content += (content.isEmpty() ? "" : " ")
+                    + "and " + attachments.size() + " attachment"
+                    + (attachments.size() > 1 ? "s " : " ")
+                    + "(" + attachmentInfo + ")";
+        }
         MessageEmbed embed =
-                new EmbedBuilder().setDescription(event.getMessage().getContentStripped())
+                new EmbedBuilder().setDescription(content)
                     .setTitle(reportTitle)
                     .setAuthor(author.getName(), null, avatarOrDefaultUrl)
                     .setTimestamp(event.getMessage().getTimeCreated())