From f095a92008cc71301508bef495f5b868c287ec8f Mon Sep 17 00:00:00 2001
From: ChomeNS <95471003+ChomeNS@users.noreply.github.com>
Date: Mon, 21 Oct 2024 08:58:35 +0700
Subject: [PATCH] add offline player into UUIDCommand

---
 .../chayapak1/chomens_bot/commands/UUIDCommand.java | 13 ++++++++++---
 .../chayapak1/chomens_bot/util/UUIDUtilities.java   |  4 ++++
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/UUIDCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/UUIDCommand.java
index 7950140..2f56598 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/UUIDCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/UUIDCommand.java
@@ -7,6 +7,7 @@ import me.chayapak1.chomens_bot.command.CommandException;
 import me.chayapak1.chomens_bot.command.TrustLevel;
 import me.chayapak1.chomens_bot.data.PlayerEntry;
 import me.chayapak1.chomens_bot.util.ColorUtilities;
+import me.chayapak1.chomens_bot.util.UUIDUtilities;
 import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.event.ClickEvent;
 import net.kyori.adventure.text.event.HoverEvent;
@@ -33,10 +34,16 @@ public class UUIDCommand extends Command {
         if (!player.isEmpty()) {
             final PlayerEntry entry = bot.players.getEntry(player);
 
-            if (entry == null) throw new CommandException(Component.text("Invalid player name"));
+            String name;
+            String uuid;
 
-            final String name = entry.profile.getName();
-            final String uuid = entry.profile.getIdAsString();
+            if (entry == null) {
+                name = player;
+                uuid = UUIDUtilities.getOfflineUUID(player).toString();
+            } else {
+                name = entry.profile.getName();
+                uuid = entry.profile.getIdAsString();
+            }
 
             return Component.translatable(
                     "%s's UUID: %s",
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/UUIDUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/UUIDUtilities.java
index 17274f6..149a933 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/UUIDUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/UUIDUtilities.java
@@ -10,6 +10,10 @@ import java.nio.ByteBuffer;
 public class UUIDUtilities {
     private UUIDUtilities () {}
 
+    public static UUID getOfflineUUID (String username) {
+        return UUID.nameUUIDFromBytes(("OfflinePlayer:" + username).getBytes());
+    }
+
     public static int[] intArray (UUID uuid) {
         final ByteBuffer buffer = ByteBuffer.wrap(new byte[16]);
         buffer.putLong(0, uuid.getMostSignificantBits());