Processor mission set instruction

core/src/mindustry/game/Rules.java

@@ -130,6 +130,8 @@ public class Rules{
     public Color cloudColor = new Color(0f, 0f, 0f, 0f);
     /** name of the custom mode that this ruleset describes, or null. */
     public @Nullable String modeName;
+    /** Mission string displayed instead of wave/core counter. Null to disable. */
+    public @Nullable String mission;
     /** Whether cores incinerate items when full, just like in the campaign. */
     public boolean coreIncinerates = false;
     /** If false, borders fade out into darkness. Only use with custom backgrounds!*/

core/src/mindustry/logic/LExecutor.java

@@ -1365,7 +1365,7 @@ public class LExecutor{
 
         @Override
         public void run(LExecutor exec){
-            if(headless) return;
+            if(headless && type != MessageType.mission) return;
 
             //skip back to self until possible
             //TODO this is guaranteed desync on servers - I don't see a good solution
@@ -1383,6 +1383,8 @@ public class LExecutor{
                 case notify -> ui.hudfrag.showToast(Icon.info, text);
                 case announce -> ui.announce(text, exec.numf(duration));
                 case toast -> ui.showInfoToast(text, exec.numf(duration));
+                //TODO desync?
+                case mission -> state.rules.mission = text;
             }
 
             exec.textBuffer.setLength(0);

core/src/mindustry/logic/MessageType.java

@@ -3,7 +3,8 @@ package mindustry.logic;
 public enum MessageType{
     notify,
     announce,
-    toast;
+    toast,
+    mission;
 
     public static final MessageType[] all = values();
 }

core/src/mindustry/ui/fragments/HudFragment.java

@@ -596,13 +596,14 @@ public class HudFragment extends Fragment{
 
         StringBuilder ibuild = new StringBuilder();
 
-        IntFormat wavef = new IntFormat("wave");
-        IntFormat wavefc = new IntFormat("wave.cap");
-        IntFormat enemyf = new IntFormat("wave.enemy");
-        IntFormat enemiesf = new IntFormat("wave.enemies");
-        IntFormat enemycf = new IntFormat("wave.enemycore");
-        IntFormat enemycsf = new IntFormat("wave.enemycores");
-        IntFormat waitingf = new IntFormat("wave.waiting", i -> {
+        IntFormat
+        wavef = new IntFormat("wave"),
+        wavefc = new IntFormat("wave.cap"),
+        enemyf = new IntFormat("wave.enemy"),
+        enemiesf = new IntFormat("wave.enemies"),
+        enemycf = new IntFormat("wave.enemycore"),
+        enemycsf = new IntFormat("wave.enemycores"),
+        waitingf = new IntFormat("wave.waiting", i -> {
             ibuild.setLength(0);
             int m = i/60;
             int s = i % 60;
@@ -737,6 +738,12 @@ public class HudFragment extends Fragment{
         table.labelWrap(() -> {
             builder.setLength(0);
 
+            //mission overrides everything
+            if(state.rules.mission != null){
+                builder.append(state.rules.mission);
+                return builder;
+            }
+
             if(!state.rules.waves && state.rules.attackMode){
                 int sum = Math.max(state.teams.present.sum(t -> t.team != player.team() ? t.cores.size : 0), 1);
                 builder.append(sum > 1 ? enemycsf.get(sum) : enemycf.get(sum));