SetFlag instruction

core/src/mindustry/logic/LExecutor.java

@@ -1519,5 +1519,28 @@ public class LExecutor{
         }
     }
 
+    public static class SetFlagI implements LInstruction{
+        public int flag, value;
+
+        public SetFlagI(int flag, int value){
+            this.flag = flag;
+            this.value = value;
+        }
+
+        public SetFlagI(){
+        }
+
+        @Override
+        public void run(LExecutor exec){
+            if(exec.obj(flag) instanceof String str){
+                if(exec.bool(value)){
+                    state.rules.objectiveFlags.remove(str);
+                }else{
+                    state.rules.objectiveFlags.add(str);
+                }
+            }
+        }
+    }
+
     //endregion
 }

core/src/mindustry/logic/LStatements.java

@@ -1543,4 +1543,33 @@ public class LStatements{
             return new GetFlagI(builder.var(result), builder.var(flag));
         }
     }
+
+    @RegisterStatement("setflag")
+    public static class SetFlagStatement extends LStatement{
+        public String flag = "\"flag\"", value = "true";
+
+        @Override
+        public void build(Table table){
+            fields(table, flag, str -> flag = str);
+
+            table.add(" = ");
+
+            fields(table, value, str -> value = str);
+        }
+
+        @Override
+        public boolean privileged(){
+            return true;
+        }
+
+        @Override
+        public Color color(){
+            return Pal.logicWorld;
+        }
+
+        @Override
+        public LInstruction build(LAssembler builder){
+            return new SetFlagI(builder.var(flag), builder.var(value));
+        }
+    }
 }