feat(admin): add persistent sleep-count policy

src/test/java/games/dmg/spigotstealth/BukkitIdentityPresentationTest.java

@@ -7,12 +7,71 @@ import static org.mockito.Mockito.when;
 
 import java.util.List;
 import java.util.UUID;
+import java.util.concurrent.atomic.AtomicReference;
 import org.bukkit.entity.Player;
 import org.bukkit.scoreboard.Scoreboard;
 import org.bukkit.scoreboard.Team;
 import org.junit.jupiter.api.Test;
 
 class BukkitIdentityPresentationTest {
+    @Test
+    void excludedConcealmentIgnoresSleepCountAndRestoresPreviousState() {
+        UUID targetId = UUID.randomUUID();
+        Player target = player(targetId, "Alex");
+        when(target.isSleepingIgnored()).thenReturn(false);
+        Scoreboard scoreboard = mock(Scoreboard.class);
+        Team team = mock(Team.class);
+        when(scoreboard.getTeam(BukkitIdentityPresentation.teamName(targetId))).thenReturn(team);
+        BukkitIdentityPresentation presentation = new BukkitIdentityPresentation(
+                () -> List.of(target), scoreboard, mock(TabListController.class));
+
+        presentation.conceal(target);
+        presentation.reveal(target);
+
+        verify(target).setSleepingIgnored(true);
+        verify(target).setSleepingIgnored(false);
+    }
+
+    @Test
+    void includedConcealmentDoesNotChangeOrdinarySleepParticipation() {
+        UUID targetId = UUID.randomUUID();
+        Player target = player(targetId, "Alex");
+        Scoreboard scoreboard = mock(Scoreboard.class);
+        Team team = mock(Team.class);
+        when(scoreboard.getTeam(BukkitIdentityPresentation.teamName(targetId))).thenReturn(team);
+        BukkitIdentityPresentation presentation = new BukkitIdentityPresentation(
+                () -> List.of(target),
+                scoreboard,
+                mock(TabListController.class),
+                () -> SleepCountPolicy.INCLUDE);
+
+        presentation.conceal(target);
+
+        verify(target, never()).setSleepingIgnored(org.mockito.ArgumentMatchers.anyBoolean());
+    }
+
+    @Test
+    void policyChangesImmediatelyRestoreAndReapplyConcealedSleepParticipation() {
+        UUID targetId = UUID.randomUUID();
+        Player target = player(targetId, "Alex");
+        when(target.isSleepingIgnored()).thenReturn(false);
+        Scoreboard scoreboard = mock(Scoreboard.class);
+        Team team = mock(Team.class);
+        when(scoreboard.getTeam(BukkitIdentityPresentation.teamName(targetId))).thenReturn(team);
+        AtomicReference<SleepCountPolicy> policy = new AtomicReference<>(SleepCountPolicy.EXCLUDE);
+        BukkitIdentityPresentation presentation = new BukkitIdentityPresentation(
+                () -> List.of(target), scoreboard, mock(TabListController.class), policy::get);
+        presentation.conceal(target);
+
+        policy.set(SleepCountPolicy.INCLUDE);
+        presentation.refreshSleepCountPolicy();
+        policy.set(SleepCountPolicy.EXCLUDE);
+        presentation.refreshSleepCountPolicy();
+
+        verify(target, org.mockito.Mockito.times(2)).setSleepingIgnored(true);
+        verify(target).setSleepingIgnored(false);
+    }
+
     @Test
     void concealRemovesTabEntryAndHidesNameTagWithoutHidingEntity() {
         UUID targetId = UUID.randomUUID();

src/test/java/games/dmg/spigotstealth/StealthAdminCommandTest.java

@@ -26,7 +26,7 @@ class StealthAdminCommandTest {
                     fixture.command.onTabComplete(
                             sender(true), mock(Command.class), "stealthadmin", new String[] {"gr"}));
             assertEquals(
-                    List.of("status", "grant", "reset", "list"),
+                    List.of("status", "grant", "reset", "list", "sleepcount"),
                     fixture.command.onTabComplete(
                             sender(true), mock(Command.class), "stealthadmin", new String[] {""}));
         }
@@ -51,6 +51,10 @@ class StealthAdminCommandTest {
                     List.of("unlocked"),
                     fixture.command.onTabComplete(
                             administrator, command, "stealthadmin", new String[] {"list", "un"}));
+            assertEquals(
+                    List.of("status", "include", "exclude"),
+                    fixture.command.onTabComplete(
+                            administrator, command, "stealthadmin", new String[] {"sleepcount", ""}));
             assertEquals(
                     List.of(),
                     fixture.command.onTabComplete(
@@ -62,6 +66,28 @@ class StealthAdminCommandTest {
         }
     }
 
+    @Test
+    void reportsAndChangesPersistentSleepCountPolicyWithImmediateRefreshAndAudit() {
+        UUID playerId = UUID.randomUUID();
+        try (Fixture fixture = fixture(playerId)) {
+            CommandSender sender = sender(true);
+            Command command = mock(Command.class);
+
+            fixture.command.onCommand(
+                    sender, command, "stealthadmin", new String[] {"sleepcount", "status"});
+            verify(sender).sendMessage(contains("excluded"));
+
+            fixture.command.onCommand(
+                    sender, command, "stealthadmin", new String[] {"sleepcount", "include"});
+
+            verify(sender, org.mockito.Mockito.timeout(1000)).sendMessage(contains("now included"));
+            assertEquals(SleepCountPolicy.INCLUDE, fixture.manager.snapshot().sleepCountPolicy());
+            verify(fixture.presentation).refreshSleepCountPolicy();
+            org.junit.jupiter.api.Assertions.assertTrue(fixture.audit.stream()
+                    .anyMatch(message -> message.contains("sleepcount") && message.contains("include")));
+        }
+    }
+
     @Test
     void statusInspectsKnownOfflinePlayerAndReportsAllState() {
         UUID playerId = UUID.randomUUID();
@@ -136,18 +162,20 @@ class StealthAdminCommandTest {
         manager.update(state -> state.withPlayer(player)).join();
         QualifyingInvisibilityService progression = new QualifyingInvisibilityService(
                 manager, Duration.ofHours(8), System::nanoTime, ignored -> { });
+        IdentityPresentation presentation = mock(IdentityPresentation.class);
         StealthAdministrationService administration = new StealthAdministrationService(
-                manager, progression, mock(IdentityPresentation.class), ignored -> { }, List::of);
+                manager, progression, presentation, ignored -> { }, List::of);
         KnownPlayerResolver resolver = new KnownPlayerResolver(manager::snapshot, List::of);
         ArrayList<String> audit = new ArrayList<>();
         StealthAdminCommand command = new StealthAdminCommand(
                 administration, resolver, Runnable::run, audit::add, Duration.ofHours(8));
-        return new Fixture(manager, command, audit);
+        return new Fixture(manager, command, presentation, audit);
     }
 
     private record Fixture(
             StealthStateManager manager,
             StealthAdminCommand command,
+            IdentityPresentation presentation,
             ArrayList<String> audit) implements AutoCloseable {
         @Override public void close() { manager.close(); }
     }

src/test/java/games/dmg/spigotstealth/StealthAdministrationServiceTest.java

@@ -16,6 +16,18 @@ import org.bukkit.entity.Player;
 import org.junit.jupiter.api.Test;
 
 class StealthAdministrationServiceTest {
+    @Test
+    void persistsSleepCountPolicyChangesIdempotently() {
+        try (StealthStateManager manager = manager()) {
+            StealthAdministrationService administration = service(manager, List::of, ignored -> { });
+
+            assertEquals(SleepCountPolicy.EXCLUDE, administration.sleepCountPolicy());
+            assertTrue(administration.setSleepCountPolicy(SleepCountPolicy.INCLUDE).join().changed());
+            assertEquals(SleepCountPolicy.INCLUDE, manager.snapshot().sleepCountPolicy());
+            assertFalse(administration.setSleepCountPolicy(SleepCountPolicy.INCLUDE).join().changed());
+        }
+    }
+
     @Test
     void grantsOfflineUnlockAndNotifiesExactlyOnce() {
         UUID playerId = UUID.randomUUID();

src/test/java/games/dmg/spigotstealth/StealthSessionServiceTest.java

@@ -27,6 +27,9 @@ class StealthSessionServiceTest {
             sessions.login(concealedId, "Hidden");
 
             assertEquals(Set.of(concealedId), sessions.concealedPlayerIds());
+            manager.update(state -> state.withPlayer(
+                    state.player(concealedId).withSession(false, false))).join();
+            assertEquals(Set.of(), sessions.concealedPlayerIds());
         }
     }
 

src/test/java/games/dmg/spigotstealth/YamlStealthStateRepositoryTest.java

@@ -15,15 +15,28 @@ import org.junit.jupiter.api.io.TempDir;
 class YamlStealthStateRepositoryTest {
     @TempDir Path temporaryDirectory;
 
+    @Test
+    void missingOrInvalidSleepCountPolicyDefaultsToExclude() throws Exception {
+        Path missingFile = temporaryDirectory.resolve("missing.yml");
+        YamlStealthStateRepository missing = new YamlStealthStateRepository(missingFile);
+        assertEquals(SleepCountPolicy.EXCLUDE, missing.load().sleepCountPolicy());
+
+        Path invalidFile = temporaryDirectory.resolve("invalid.yml");
+        Files.writeString(invalidFile, "sleep-count-policy: surprise\n");
+        YamlStealthStateRepository invalid = new YamlStealthStateRepository(invalidFile);
+        assertEquals(SleepCountPolicy.EXCLUDE, invalid.load().sleepCountPolicy());
+    }
+
     @Test
     void roundTripsUuidStateAndPreservesUnknownFields() throws Exception {
         UUID playerId = UUID.randomUUID();
         Path stateFile = temporaryDirectory.resolve("state.yml");
-        Files.writeString(stateFile, "schema-version: 1\nfuture-root: keep\nplayers:\n  " + playerId + ":\n    accumulated-millis: 25\n    unlocked: false\n    prepared-login: true\n    concealed: false\n    qualifying-since: '2026-08-14T10:00:00Z'\n    last-known-name: Alex\n    future-player: keep-too\n");
+        Files.writeString(stateFile, "schema-version: 1\nsleep-count-policy: include\nfuture-root: keep\nplayers:\n  " + playerId + ":\n    accumulated-millis: 25\n    unlocked: false\n    prepared-login: true\n    concealed: false\n    qualifying-since: '2026-08-14T10:00:00Z'\n    last-known-name: Alex\n    future-player: keep-too\n");
         YamlStealthStateRepository repository = new YamlStealthStateRepository(stateFile);
 
         PersistentStealthState loaded = repository.load();
         PlayerStealthState player = loaded.player(playerId);
+        assertEquals(SleepCountPolicy.INCLUDE, loaded.sleepCountPolicy());
         assertEquals(25L, player.accumulatedMillis());
         assertTrue(player.preparedLogin());
         assertEquals(Instant.parse("2026-08-14T10:00:00Z"), player.qualifyingSince());
@@ -31,6 +44,7 @@ class YamlStealthStateRepositoryTest {
         repository.save(loaded.withPlayer(player.withAccumulatedMillis(50L)));
         String saved = Files.readString(stateFile);
         assertTrue(saved.contains("future-root: keep"));
+        assertTrue(saved.contains("sleep-count-policy: include"));
         assertTrue(saved.contains("future-player: keep-too"));
         assertEquals(50L, repository.load().player(playerId).accumulatedMillis());
     }