Added shield effects

core/src/mindustry/game/Universe.java

@@ -6,12 +6,14 @@ import arc.util.*;
 import mindustry.content.*;
 import mindustry.type.*;
 
-import static mindustry.Vars.state;
+import static mindustry.Vars.*;
 
 /** Updates the campaign universe. Has no relevance to other gamemodes. */
 public class Universe{
     private long seconds;
     private float secondCounter;
+    private int turn;
+    private float turnCounter;
 
     public Universe(){
         load();
@@ -35,6 +37,7 @@ public class Universe{
 
     public void update(){
         secondCounter += Time.delta() / 60f;
+
         if(secondCounter >= 1){
             seconds += (int)secondCounter;
             secondCounter %= 1f;
@@ -45,6 +48,15 @@ public class Universe{
             }
         }
 
+        //update turn state - happens only in-game
+        turnCounter += Time.delta();
+
+        if(turnCounter >= turnDuration){
+            turn ++;
+            turnCounter = 0;
+            onTurn();
+        }
+
         if(state.hasSector()){
             //update sector light
             float light = state.getSector().getLight();
@@ -56,6 +68,10 @@ public class Universe{
         }
     }
 
+    private void onTurn(){
+        //create a random event here, e.g. invasion
+    }
+
     public float secondsMod(float mod, float scale){
         return (seconds / scale) % mod;
     }
@@ -69,11 +85,16 @@ public class Universe{
     }
 
     private void save(){
-        Core.settings.putSave("utime", seconds);
+        Core.settings.put("utime", seconds);
+        Core.settings.put("turn", turn);
+        Core.settings.put("turntime", turnCounter);
+        Core.settings.save();
     }
 
     private void load(){
         seconds = Core.settings.getLong("utime");
+        turn = Core.settings.getInt("turn");
+        turnCounter = Core.settings.getFloat("turntime");
     }
 
 }