Added 'abandon sector' button

core/assets/bundles/bundle.properties

@@ -54,6 +54,8 @@ text.sectors=Sectors
 text.sector=Sector: [LIGHT_GRAY]{0}
 text.sector.time=Time: [LIGHT_GRAY]{0}
 text.sector.deploy=Deploy
+text.sector.abandon=Abandon
+text.sector.abandon.confirm=Are you sure you want to abandon all progress at this sector?\nThis cannot be undone!
 text.sector.resume=Resume
 text.sector.locked=[scarlet][[Incomplete]
 text.sector.unexplored=[accent][[Unexplored]

core/src/io/anuke/mindustry/maps/Sectors.java

@@ -260,6 +260,25 @@ public class Sectors{
         }
     }
 
+    public void abandonSector(Sector sector){
+        for(int x = sector.x; x < sector.width + sector.x; x++){
+            for(int y = sector.y; y < sector.y + sector.height; y++){
+                grid.put(x, y, null);
+            }
+        }
+        if(sector.hasSave()){
+            sector.getSave().delete();
+        }
+        sector.completedMissions = 0;
+        initSector(sector);
+
+        for(int x = sector.x; x < sector.width + sector.x; x++){
+            for(int y = sector.y; y < sector.y + sector.height; y++){
+                grid.put(x, y, sector);
+            }
+        }
+    }
+
     public void load(){
         for(Sector sector : grid.values()){
             sector.texture.dispose();
@@ -298,8 +317,10 @@ public class Sectors{
         Array<Sector> out = new Array<>();
 
         for(Sector sector : grid.values()){
+            if(sector != null && !out.contains(sector, true)){
                 out.add(sector);
             }
+        }
 
         Settings.putObject("sectors", out);
         Settings.save();

core/src/io/anuke/mindustry/ui/dialogs/SectorsDialog.java

@@ -52,8 +52,12 @@ public class SectorsDialog extends FloatingDialog{
             hide();
 
             ui.loadLogic(() -> world.sectors.playSector(selected));
-        }).size(230f, 64f).disabled(b -> selected == null)
+        }).size(210f, 64f).disabled(b -> selected == null)
             .update(t -> t.setText(selected != null && selected.hasSave() ? "$text.sector.resume" : "$text.sector.deploy"));
+
+        buttons().addImageTextButton("$text.sector.abandon", "icon-cancel",  16*2, () ->
+            ui.showConfirm("$text.confirm", "$text.sector.abandon.confirm", () -> world.sectors.abandonSector(selected)))
+            .size(210f, 64f).disabled(b -> selected == null || !selected.hasSave());
     }
 
     void selectSector(Sector sector){