Update from Git Manager GUI

src/main/java/me/viper/teamplugin/manager/DataManager.java

@@ -13,6 +13,8 @@ import java.util.*;
 import java.util.stream.Collectors;
 
 public class DataManager {
+    private static final String FORCE_OFFLINE_PATH = "Status.force-offline";
+
     private static File file;
     private static FileConfiguration data;
 
@@ -94,6 +96,7 @@ public class DataManager {
             }
             if (removed) {
                 data.set("JoinDates." + name, null);
+                data.set(FORCE_OFFLINE_PATH + "." + normalizeName(name), null);
                 save();
             }
         }
@@ -177,4 +180,17 @@ public class DataManager {
     public static String getJoinDate(String name) {
         return data.getString("JoinDates." + name, "");
     }
+
+    public static boolean isForcedOffline(String name) {
+        return data.getBoolean(FORCE_OFFLINE_PATH + "." + normalizeName(name), false);
+    }
+
+    public static void setForcedOffline(String name, boolean forcedOffline) {
+        data.set(FORCE_OFFLINE_PATH + "." + normalizeName(name), forcedOffline ? true : null);
+        save();
+    }
+
+    private static String normalizeName(String name) {
+        return name == null ? "" : name.toLowerCase(Locale.ROOT);
+    }
 }