Implement find tricks (#23)

* Impl. find tricks

* fix no tricks found not showing up, also add !trick alias

Author: Fealtous

src/main/java/org/mangorage/mangobot/modules/tricks/TrickCMDType.java

@@ -9,6 +9,7 @@ public enum TrickCMDType {
     LIST("-l", "-list"),
     TRANSFER("-t", "-transfer"),
     LOCK("-lock"),
+    FIND("-f", "-find"),
     NONE();
 
     private String[] strings;

src/main/java/org/mangorage/mangobot/modules/tricks/TrickCommand.java

@@ -42,6 +42,7 @@
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
+import java.util.stream.Collectors;
 
 public class TrickCommand implements IBasicCommand {
     private static final boolean ALLOW_SCRIPT_TRICKS = true;
@@ -497,13 +498,40 @@ public CommandResult execute(Message message, Arguments args) {
             }
         } else if (type == TrickCMDType.TRANSFER) {
             // TODO: Add transfer ability...
+        } else if (type == TrickCMDType.FIND) {
+            var tricks = getTricksForGuild(guildID);
+            if (trickID == null) trickID = ".*"; // Match any on error
+            String finalTrickID = trickID;
+            tricks = tricks.stream().filter((trick) ->
+                    trick.getTrickID().contains(finalTrickID)
+                            || trick.getTrickID().matches(finalTrickID)).collect(Collectors.toList());
+            MessageChannelUnion channel = message.getChannel();
+            if (!tricks.isEmpty()) {
+                PagedList<String> trickList = createTricks(guildID, tricks);
+                channel.sendMessage("""
+                    Finding matching tricks... 
+                    """).queue((m -> {
+                            PAGES.put(m.getId(), trickList);
+                            TaskScheduler.getExecutor().schedule(new RunnableTask<>(m, (d) -> removeTricksList(d.get())), 10, TimeUnit.MINUTES);
+                            updateTrickListMessage(trickList, m, true);
+                        })
+                );
+
+
+            } else {
+                channel.sendMessage("""
+                            No matching tricks found
+                            """).queue();
+            }
+            return CommandResult.PASS;
         }
 
         /*
         !trick -s trickID
         !trick -r trickID
         !trick -i trickID
         !trick -l <10>
+        !trick -f <trickname or regex>
 
         !trick -e trickID -suppress -content Hello There!
         !trick -e trickID -script msg.reply(''Hello!');
@@ -568,7 +596,7 @@ public String commandId() {
 
     @Override
     public List<String> commandAliases() {
-        return CommandAlias.create(this, "tricks", "tr");
+        return CommandAlias.create(this, "tricks", "tr", "trick");
     }
 
     @Override
@@ -602,6 +630,10 @@ public String usage() {
                 
                 ## How to show a list of tricks:
                 `!tricks -l 10`
+                
+                ## How to find tricks:
+                `!tricks -f installerlogs`
+                `!tricks -f create.*`
                 """;
     }
 
@@ -658,6 +690,15 @@ private PagedList<String> createTricks(long guildID, int entries) {
         return tricks;
     }
 
+    private PagedList<String> createTricks(long guildID, List<Trick> tricks) {
+        PagedList<String> trickList = new PagedList<>();
+
+        Object[] LIST = tricks.stream().map(Trick::getTrickID).toArray();
+        trickList.rebuild(Arrays.copyOf(LIST, LIST.length, String[].class), tricks.size());
+
+        return trickList;
+    }
+
     public void onButton(DiscordEvent<ButtonInteractionEvent> event) {
         var interaction = event.getInstance();