Fix BauSystem

Signed-off-by: yoyosource <yoyosource@nidido.de>

BauSystem_Main/src/de/steamwar/bausystem/BauSystem.java

@@ -40,6 +40,10 @@ import java.io.File;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.io.PrintStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.attribute.BasicFileAttributes;
+import java.nio.file.attribute.FileTime;
 import java.util.logging.Level;
 
 public class BauSystem extends JavaPlugin implements Listener {
@@ -114,12 +118,30 @@ public class BauSystem extends JavaPlugin implements Listener {
     }
 
     private void fixBauSystem() {
+        if (!new File(world.getWorldFolder(), "sections.yml").exists()) {
+            try {
+                Path path = new File(world.getWorldFolder(), "region").toPath();
+                BasicFileAttributes attributes = Files.readAttributes(path, BasicFileAttributes.class);
+                FileTime creationTime = attributes.creationTime();
+                long millis = creationTime.toMillis();
+                if (millis < 1611081960) {
+                    createLink("sections3.yml", "sections.yml");
+                } else {
+                    createLink("sections4.yml", "sections.yml");
+                }
+            } catch (IOException e) {
+                Bukkit.getLogger().log(Level.SEVERE, e.getMessage(), e);
+                Bukkit.shutdown();
+                return;
+            }
+        }
         int number = -1;
         try {
             String string = new File(world.getWorldFolder(), "sections.yml").getCanonicalPath();
             if (string.endsWith("/sections2.yml")) number = 2;
             if (string.endsWith("/sections3.yml")) number = 3;
             if (string.endsWith("/sections4.yml")) number = 4;
+            Bukkit.getLogger().log(Level.INFO, "SectionFile: " + string);
         } catch (IOException e) {
             Bukkit.getLogger().log(Level.SEVERE, e.getMessage(), e);
             Bukkit.shutdown();