Update 1.2.1

Added UpdateChecker

pom.xml

@@ -6,7 +6,7 @@
 
   <groupId>pl.sloudpl</groupId>
   <artifactId>SloudVanish</artifactId>
-  <version>1.2</version>
+  <version>1.2.1</version>
   <packaging>jar</packaging>
 
   <name>SloudVanish</name>

src/main/java/pl/sloudpl/simplevanish/SimpleVanish.java

@@ -7,6 +7,7 @@ import pl.sloudpl.simplevanish.cmds.VanishCommand;
 import pl.sloudpl.simplevanish.events.onJoinEvent;
 import pl.sloudpl.simplevanish.events.onLeaveEvent;
 import pl.sloudpl.simplevanish.events.onPlayerDamage;
+import pl.sloudpl.simplevanish.utils.UpdateChecker;
 
 import java.util.ArrayList;
 
@@ -31,6 +32,17 @@ public final class SimpleVanish extends JavaPlugin {
             new onPlayerDamage(this);
         }
 
+        new UpdateChecker(this, 108713).getLatestVersion(version -> {
+            String current = this.getDescription().getVersion();
+            if (!current.equalsIgnoreCase(version)) {
+                getLogger().warning("§cA new version of §eSloudVanish §cis available!");
+                getLogger().warning("§7Current: §e" + current + " §7| Latest: §a" + version);
+                getLogger().warning("§bDownload: https://www.spigotmc.org/resources/sloudvanish.108713/");
+            } else {
+                getLogger().info("§aSloudVanish is up to date (v" + current + ").");
+            }
+        });
+
     }
 
     @Override

src/main/java/pl/sloudpl/simplevanish/utils/UpdateChecker.java

@@ -0,0 +1,40 @@
+package pl.sloudpl.simplevanish.utils;
+
+import org.bukkit.Bukkit;
+import pl.sloudpl.simplevanish.SimpleVanish;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.util.function.Consumer;
+
+public class UpdateChecker {
+    private final SimpleVanish plugin;
+    private final int resourceId;
+
+    public UpdateChecker(SimpleVanish plugin, int resourceId) {
+        this.plugin = plugin;
+        this.resourceId = resourceId;
+    }
+
+    public void getLatestVersion(Consumer<String> callback) {
+        Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> {
+            try {
+                URL url = new URL("https://api.spigotmc.org/legacy/update.php?resource=" + resourceId);
+                HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+                conn.setRequestMethod("GET");
+                conn.setConnectTimeout(5000);
+                conn.setReadTimeout(5000);
+
+                try (BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()))) {
+                    String version = reader.readLine();
+                    callback.accept(version);
+                }
+
+            } catch (Exception e) {
+                plugin.getLogger().warning("Failed to check for updates: " + e.getMessage());
+            }
+        });
+    }
+}