Minor cleanup

core/src/mindustry/game/Gamemode.java

@@ -68,20 +68,6 @@ public enum Gamemode{
         this.validator = validator;
     }
 
-    public static Gamemode bestFit(Rules rules){
-        if(rules.pvp){
-            return pvp;
-        }else if(rules.editor){
-            return editor;
-        }else if(rules.attackMode){
-            return attack;
-        }else if(rules.infiniteResources){
-            return sandbox;
-        }else{
-            return survival;
-        }
-    }
-
     /** Applies this preset to this ruleset. */
     public Rules apply(Rules in){
         rules.get(in);

core/src/mindustry/game/Rules.java

@@ -61,7 +61,7 @@ public class Rules{
     public float launchWaveMultiplier = 2f;
     /** Sector for saves that have them.*/
     public @Nullable Sector sector;
-    /** Region that save is on. Indicates campaign.  */
+    /** Region that save is on. Indicates campaign. TODO not implemented. */
     public @Nullable MapRegion region;
     /** Spawn layout. */
     public Array<SpawnGroup> spawns = new Array<>();
@@ -107,6 +107,16 @@ public class Rules{
 
     /** Returns the gamemode that best fits these rules.*/
     public Gamemode mode(){
-        return Gamemode.bestFit(this);
+        if(pvp){
+            return Gamemode.pvp;
+        }else if(editor){
+            return Gamemode.editor;
+        }else if(attackMode){
+            return Gamemode.attack;
+        }else if(infiniteResources){
+            return Gamemode.sandbox;
+        }else{
+            return Gamemode.survival;
+        }
     }
 }

core/src/mindustry/game/Saves.java

@@ -291,7 +291,7 @@ public class Saves{
         }
 
         public Gamemode mode(){
-            return Gamemode.bestFit(meta.rules);
+            return meta.rules.mode();
         }
 
         public int getBuild(){