feat(pocket-base): add persistent pocket dimensions

src/test/java/games/dmg/spigotbase/BaseSettingsCommandTest.java

@@ -10,6 +10,7 @@ import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
+import java.io.IOException;
 import java.time.Instant;
 import java.util.List;
 import java.util.Map;
@@ -22,6 +23,7 @@ import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.PlayerInventory;
 import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
 
 final class BaseSettingsCommandTest {
     @Test
@@ -89,6 +91,10 @@ final class BaseSettingsCommandTest {
             List.of("allowed"),
             command.onTabComplete(null, null, "basesettings", new String[] {"visitors", "a"})
         );
+        assertEquals(
+            List.of("upgrade"),
+            command.onTabComplete(null, null, "basesettings", new String[] {"pocket", "u"})
+        );
         for (String setting : List.of("navigation", "flight", "border", "spawnable", "bossbar")) {
             assertEquals(
                 List.of("disable"),
@@ -107,7 +113,7 @@ final class BaseSettingsCommandTest {
 
         assertEquals(
             List.of(
-                "status", "upgrade", "visitors", "navigation", "flight", "border",
+                "status", "upgrade", "pocket", "visitors", "navigation", "flight", "border",
                 "spawnable", "bossbar"
             ),
             command.onTabComplete(null, null, "basesettings", new String[] {""})
@@ -155,6 +161,81 @@ final class BaseSettingsCommandTest {
         assertTrue(updated.get().visitorsEnabled());
     }
 
+    @Test
+    void pocketUpgradePurchasesFirstLevelAfterBaseIv() throws Exception {
+        UUID playerId = UUID.randomUUID();
+        Player player = mock(Player.class);
+        when(player.getUniqueId()).thenReturn(playerId);
+        when(player.getName()).thenReturn("Builder");
+        PlayerInventory inventory = mock(PlayerInventory.class);
+        when(player.getInventory()).thenReturn(inventory);
+        when(inventory.getStorageContents()).thenReturn(new ItemStack[] {
+            new ItemStack(Material.DIAMOND_BLOCK, 64)
+        });
+        PlayerState owner = PlayerState.newPlayer(playerId, "Builder")
+            .withAdministrativeLevels(4, 0, 0, 0, 0, false, false, true)
+            .withBase(
+                new BaseLocation(UUID.randomUUID(), "world", 0, 64, 0, 0, 0),
+                Instant.EPOCH
+            );
+        BaseStateManager stateManager = mock(BaseStateManager.class);
+        when(stateManager.player(playerId, "Builder")).thenReturn(owner);
+        PocketBaseManager pocketBases = mock(PocketBaseManager.class);
+        when(pocketBases.state(playerId)).thenReturn(PocketBaseState.locked(playerId));
+        when(pocketBases.upgrade(playerId)).thenReturn(
+            new PocketBaseState(playerId, 1, java.util.Optional.empty())
+        );
+        BaseSettingsCommand command = new BaseSettingsCommand(
+            stateManager,
+            new PluginSettingsProvider(PluginSettings.from(Map.of())),
+            mock(BaseFlightController.class),
+            pocketBases
+        );
+
+        command.onCommand(player, null, "basesettings", new String[] {"pocket", "upgrade"});
+
+        verify(pocketBases).upgrade(playerId);
+        verify(inventory).setStorageContents(any(ItemStack[].class));
+    }
+
+    @Test
+    void failedPocketUpgradeRestoresPayment() throws Exception {
+        UUID playerId = UUID.randomUUID();
+        Player player = mock(Player.class);
+        when(player.getUniqueId()).thenReturn(playerId);
+        when(player.getName()).thenReturn("Builder");
+        PlayerInventory inventory = mock(PlayerInventory.class);
+        when(player.getInventory()).thenReturn(inventory);
+        when(inventory.getStorageContents()).thenReturn(new ItemStack[] {
+            new ItemStack(Material.DIAMOND_BLOCK, 64)
+        });
+        PlayerState owner = PlayerState.newPlayer(playerId, "Builder")
+            .withAdministrativeLevels(4, 0, 0, 0, 0, false, false, true)
+            .withBase(
+                new BaseLocation(UUID.randomUUID(), "world", 0, 64, 0, 0, 0),
+                Instant.EPOCH
+            );
+        BaseStateManager stateManager = mock(BaseStateManager.class);
+        when(stateManager.player(playerId, "Builder")).thenReturn(owner);
+        PocketBaseManager pocketBases = mock(PocketBaseManager.class);
+        when(pocketBases.state(playerId)).thenReturn(PocketBaseState.locked(playerId));
+        when(pocketBases.upgrade(playerId)).thenThrow(new IOException("save failed"));
+        BaseSettingsCommand command = new BaseSettingsCommand(
+            stateManager,
+            new PluginSettingsProvider(PluginSettings.from(Map.of())),
+            mock(BaseFlightController.class),
+            pocketBases
+        );
+
+        command.onCommand(player, null, "basesettings", new String[] {"pocket", "upgrade"});
+
+        ArgumentCaptor<ItemStack[]> contents = ArgumentCaptor.forClass(ItemStack[].class);
+        verify(inventory, times(2)).setStorageContents(contents.capture());
+        ItemStack[] restored = contents.getAllValues().get(1);
+        assertEquals(Material.DIAMOND_BLOCK, restored[0].getType());
+        assertEquals(64, restored[0].getAmount());
+    }
+
     @Test
     void bossbarEnableIsIdempotent() {
         UUID playerId = UUID.randomUUID();

src/test/java/games/dmg/spigotbase/PluginSettingsTest.java

@@ -21,6 +21,25 @@ final class PluginSettingsTest {
         assertEquals(250, settings.spawnableOverlayUnlockPlacements());
         assertEquals(10_800L, settings.initialTeleportCooldownSeconds());
         assertEquals(128, settings.visitorUnlockDiamondCost());
+        assertEquals(64, settings.pocketBaseUnlockCost());
+        assertEquals(16, settings.pocketBaseUpgradeCost());
+        assertEquals("DIAMOND_BLOCK", settings.pocketBaseCurrencyMaterial());
+        assertEquals("DIAMOND_BLOCK", settings.pocketBasePortalFrameMaterial());
+    }
+
+    @Test
+    void pocketBaseCostsAndMaterialsAreConfigurable() {
+        PluginSettings settings = PluginSettings.from(Map.of(
+            "pocket-base-unlock-cost", 32,
+            "pocket-base-upgrade-cost", 8,
+            "pocket-base-currency-material", "EMERALD_BLOCK",
+            "pocket-base-portal-frame-material", "GOLD_BLOCK"
+        ));
+
+        assertEquals(32, settings.pocketBaseUnlockCost());
+        assertEquals(8, settings.pocketBaseUpgradeCost());
+        assertEquals("EMERALD_BLOCK", settings.pocketBaseCurrencyMaterial());
+        assertEquals("GOLD_BLOCK", settings.pocketBasePortalFrameMaterial());
     }
 
     @Test

src/test/java/games/dmg/spigotbase/PocketBaseControllerTest.java

@@ -0,0 +1,136 @@
+package games.dmg.spigotbase;
+
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import java.time.Instant;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+import java.util.UUID;
+import java.util.logging.Logger;
+import org.bukkit.Material;
+import org.bukkit.Server;
+import org.bukkit.World;
+import org.bukkit.block.Block;
+import org.bukkit.entity.Player;
+import org.bukkit.event.block.Action;
+import org.bukkit.event.block.BlockPlaceEvent;
+import org.bukkit.event.player.PlayerInteractEvent;
+import org.bukkit.inventory.ItemStack;
+import org.junit.jupiter.api.Test;
+
+final class PocketBaseControllerTest {
+    @Test
+    void ownerCanActivateCompleteFrameInsideNormalBase() throws Exception {
+        UUID ownerId = UUID.randomUUID();
+        UUID worldId = UUID.randomUUID();
+        PocketPortalLocation portal = new PocketPortalLocation(
+            worldId, "world", -2, 64, 0, PocketPortalAxis.X
+        );
+        Set<BlockPosition> frame = new HashSet<>(PocketPortalGeometry.frameBlocks(portal));
+        Player owner = mock(Player.class);
+        World world = mock(World.class);
+        Block clicked = block(world, -2, 66, 0, Material.DIAMOND_BLOCK);
+        PlayerInteractEvent event = mock(PlayerInteractEvent.class);
+        BaseStateManager baseStates = mock(BaseStateManager.class);
+        PocketBaseManager pocketBases = mock(PocketBaseManager.class);
+        PluginSettings settings = PluginSettings.from(Map.of());
+        PlayerState ownerState = PlayerState.newPlayer(ownerId, "Owner")
+            .withAdministrativeLevels(4, 0, 0, 0, 0, false, false, true)
+            .withBase(new BaseLocation(worldId, "world", 0, 64, 0, 0, 0), Instant.EPOCH);
+
+        when(owner.getUniqueId()).thenReturn(ownerId);
+        when(owner.getName()).thenReturn("Owner");
+        when(event.getPlayer()).thenReturn(owner);
+        when(event.getAction()).thenReturn(Action.RIGHT_CLICK_BLOCK);
+        when(event.getClickedBlock()).thenReturn(clicked);
+        when(event.getItem()).thenReturn(new ItemStack(Material.FLINT_AND_STEEL));
+        when(world.getUID()).thenReturn(worldId);
+        when(world.getName()).thenReturn("world");
+        when(world.getBlockAt(anyInt(), anyInt(), anyInt())).thenAnswer(invocation -> {
+            BlockPosition position = new BlockPosition(
+                invocation.getArgument(0), invocation.getArgument(1), invocation.getArgument(2)
+            );
+            return block(
+                world,
+                position.x(),
+                position.y(),
+                position.z(),
+                frame.contains(position) ? Material.DIAMOND_BLOCK : Material.AIR
+            );
+        });
+        when(baseStates.player(ownerId, "Owner")).thenReturn(ownerState);
+        when(pocketBases.state(ownerId)).thenReturn(
+            new PocketBaseState(ownerId, 1, Optional.empty())
+        );
+        when(pocketBases.activateEntrance(ownerId, portal)).thenReturn(
+            new PocketBaseState(ownerId, 1, Optional.of(portal))
+        );
+        PocketBaseController controller = new PocketBaseController(
+            mock(Server.class),
+            baseStates,
+            new BaseBoundsService(settings),
+            pocketBases,
+            new PluginSettingsProvider(settings),
+            Logger.getAnonymousLogger()
+        );
+
+        controller.onActivate(event);
+
+        verify(pocketBases).activateEntrance(ownerId, portal);
+        verify(event).setCancelled(true);
+    }
+
+    @Test
+    void placementOutsideUnlockedPocketBoundaryIsCancelled() {
+        UUID ownerId = UUID.randomUUID();
+        UUID worldId = UUID.randomUUID();
+        World world = mock(World.class);
+        Block placed = block(world, 32, 65, 0, Material.STONE);
+        Player player = mock(Player.class);
+        BlockPlaceEvent event = mock(BlockPlaceEvent.class);
+        PocketBaseManager pocketBases = mock(PocketBaseManager.class);
+        PluginSettings settings = PluginSettings.from(Map.of());
+
+        when(world.getUID()).thenReturn(worldId);
+        when(event.getBlockPlaced()).thenReturn(placed);
+        when(event.getPlayer()).thenReturn(player);
+        when(pocketBases.ownerForPocketWorld(worldId)).thenReturn(Optional.of(ownerId));
+        when(pocketBases.state(ownerId)).thenReturn(
+            new PocketBaseState(ownerId, 1, Optional.empty())
+        );
+        when(pocketBases.policy()).thenReturn(new PocketBasePolicy(settings));
+        PocketBaseController controller = new PocketBaseController(
+            mock(Server.class),
+            mock(BaseStateManager.class),
+            new BaseBoundsService(settings),
+            pocketBases,
+            new PluginSettingsProvider(settings),
+            Logger.getAnonymousLogger()
+        );
+
+        controller.onPlace(event);
+
+        verify(event).setCancelled(true);
+    }
+
+    private static Block block(
+        World world,
+        int x,
+        int y,
+        int z,
+        Material material
+    ) {
+        Block block = mock(Block.class);
+        when(block.getWorld()).thenReturn(world);
+        when(block.getX()).thenReturn(x);
+        when(block.getY()).thenReturn(y);
+        when(block.getZ()).thenReturn(z);
+        when(block.getType()).thenReturn(material);
+        return block;
+    }
+}

src/test/java/games/dmg/spigotbase/PocketBasePolicyTest.java

@@ -0,0 +1,34 @@
+package games.dmg.spigotbase;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.util.Map;
+import java.util.UUID;
+import org.junit.jupiter.api.Test;
+
+final class PocketBasePolicyTest {
+    private final PocketBasePolicy policy = new PocketBasePolicy(PluginSettings.from(Map.of()));
+
+    @Test
+    void levelsExpandBySixteenBlocksOnEverySide() {
+        assertEquals(64, policy.size(1));
+        assertEquals(96, policy.size(2));
+        assertEquals(128, policy.size(3));
+    }
+
+    @Test
+    void unlockAndLaterLevelsUseTheirConfiguredPrices() {
+        assertEquals(64, policy.price(PocketBaseState.locked(UUID.randomUUID())));
+        assertEquals(16, policy.price(new PocketBaseState(UUID.randomUUID(), 1, java.util.Optional.empty())));
+    }
+
+    @Test
+    void buildBoundaryMatchesUnlockedPlatform() {
+        assertTrue(policy.contains(1, -32, -32));
+        assertTrue(policy.contains(1, 31, 31));
+        assertFalse(policy.contains(1, -33, 0));
+        assertFalse(policy.contains(1, 32, 0));
+    }
+}

src/test/java/games/dmg/spigotbase/PocketBaseWorldServiceTest.java

@@ -0,0 +1,84 @@
+package games.dmg.spigotbase;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+import org.bukkit.Material;
+import org.bukkit.Server;
+import org.bukkit.World;
+import org.bukkit.WorldCreator;
+import org.bukkit.block.Block;
+import org.junit.jupiter.api.Test;
+
+final class PocketBaseWorldServiceTest {
+    @Test
+    void firstLevelGeneratesGrassPlatformAndReturnPortal() {
+        UUID ownerId = UUID.randomUUID();
+        UUID worldId = UUID.randomUUID();
+        Server server = mock(Server.class);
+        World world = mock(World.class);
+        Map<BlockPosition, Block> blocks = blocks(world);
+        when(server.createWorld(any(WorldCreator.class))).thenReturn(world);
+        when(world.getUID()).thenReturn(worldId);
+        when(world.getName()).thenReturn("pocket");
+        PocketBaseWorldService service = new PocketBaseWorldService(
+            server,
+            new PluginSettingsProvider(PluginSettings.from(Map.of()))
+        );
+
+        service.expand(ownerId, 0, 1);
+
+        verify(blocks.get(new BlockPosition(-32, 64, -32)))
+            .setType(Material.GRASS_BLOCK, false);
+        verify(blocks.get(new BlockPosition(31, 61, 31))).setType(Material.DIRT, false);
+        verify(blocks.get(new BlockPosition(-2, 65, 0)))
+            .setType(Material.DIAMOND_BLOCK, false);
+        verify(world).setSpawnLocation(0, 65, 5);
+        assertEquals(ownerId, service.ownerForWorld(worldId).orElseThrow());
+    }
+
+    @Test
+    void laterLevelAddsRingWithoutOverwritingExistingTerrain() {
+        UUID ownerId = UUID.randomUUID();
+        Server server = mock(Server.class);
+        World world = mock(World.class);
+        Map<BlockPosition, Block> blocks = blocks(world);
+        when(server.createWorld(any(WorldCreator.class))).thenReturn(world);
+        when(world.getUID()).thenReturn(UUID.randomUUID());
+        when(world.getName()).thenReturn("pocket");
+        PocketBaseWorldService service = new PocketBaseWorldService(
+            server,
+            new PluginSettingsProvider(PluginSettings.from(Map.of()))
+        );
+        Block existingCenter = world.getBlockAt(0, 64, 0);
+
+        service.expand(ownerId, 1, 2);
+
+        verify(blocks.get(new BlockPosition(47, 64, 47)))
+            .setType(Material.GRASS_BLOCK, false);
+        verify(existingCenter, never())
+            .setType(any(Material.class), org.mockito.ArgumentMatchers.anyBoolean());
+    }
+
+    private static Map<BlockPosition, Block> blocks(World world) {
+        Map<BlockPosition, Block> blocks = new HashMap<>();
+        when(world.getBlockAt(
+            org.mockito.ArgumentMatchers.anyInt(),
+            org.mockito.ArgumentMatchers.anyInt(),
+            org.mockito.ArgumentMatchers.anyInt()
+        )).thenAnswer(invocation -> {
+            BlockPosition position = new BlockPosition(
+                invocation.getArgument(0), invocation.getArgument(1), invocation.getArgument(2)
+            );
+            return blocks.computeIfAbsent(position, ignored -> mock(Block.class));
+        });
+        return blocks;
+    }
+}

src/test/java/games/dmg/spigotbase/PocketPortalGeometryTest.java

@@ -0,0 +1,42 @@
+package games.dmg.spigotbase;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.util.HashSet;
+import java.util.Optional;
+import java.util.Set;
+import java.util.UUID;
+import org.junit.jupiter.api.Test;
+
+final class PocketPortalGeometryTest {
+    @Test
+    void findsStandardFrameContainingIgnitedBlock() {
+        UUID worldId = UUID.randomUUID();
+        PocketPortalLocation expected = new PocketPortalLocation(
+            worldId, "world", 10, 64, 20, PocketPortalAxis.X
+        );
+        Set<BlockPosition> frame = new HashSet<>(PocketPortalGeometry.frameBlocks(expected));
+
+        Optional<PocketPortalLocation> found = PocketPortalGeometry.findFrame(
+            new BlockPosition(10, 66, 20),
+            worldId,
+            "world",
+            frame::contains,
+            ignored -> true
+        );
+
+        assertEquals(expected, found.orElseThrow());
+    }
+
+    @Test
+    void identifiesPortalInteriorAndRequiredFrameBlocks() {
+        PocketPortalLocation portal = new PocketPortalLocation(
+            UUID.randomUUID(), "world", 0, 64, 0, PocketPortalAxis.Z
+        );
+
+        assertTrue(PocketPortalGeometry.isInterior(portal, new BlockPosition(0, 65, 1)));
+        assertTrue(PocketPortalGeometry.isFrame(portal, new BlockPosition(0, 68, 3)));
+        assertEquals(14, PocketPortalGeometry.frameBlocks(portal).size());
+    }
+}

src/test/java/games/dmg/spigotbase/YamlPocketBaseRepositoryTest.java

@@ -0,0 +1,35 @@
+package games.dmg.spigotbase;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.nio.file.Path;
+import java.util.Map;
+import java.util.Optional;
+import java.util.UUID;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.io.TempDir;
+
+final class YamlPocketBaseRepositoryTest {
+    @TempDir
+    Path temporaryDirectory;
+
+    @Test
+    void roundTripsLevelsAndActiveEntrances() throws Exception {
+        UUID ownerId = UUID.randomUUID();
+        UUID worldId = UUID.randomUUID();
+        PocketBaseState expected = new PocketBaseState(
+            ownerId,
+            7,
+            Optional.of(new PocketPortalLocation(
+                worldId, "world", 10, 65, -4, PocketPortalAxis.X
+            ))
+        );
+        YamlPocketBaseRepository repository = new YamlPocketBaseRepository(
+            temporaryDirectory.resolve("pocket-bases.yml")
+        );
+
+        repository.save(Map.of(ownerId, expected));
+
+        assertEquals(expected, repository.load().get(ownerId));
+    }
+}