feat: add 1.20 NMS support

build.gradle.kts

@@ -130,6 +130,7 @@ tasks {
         dependsOn(":v1_19_R1:reobfJar")
         dependsOn(":v1_19_R2:reobfJar")
         dependsOn(":v1_19_R3:reobfJar")
+        dependsOn(":v1_20_R1:reobfJar")
         mergeServiceFiles()
 
         relocate("dev.triumphteam.gui", "com.hisbiscusmc.hmccosmetics.gui")

common/src/main/java/com/hibiscusmc/hmccosmetics/nms/NMSHandlers.java

@@ -8,7 +8,7 @@ import java.util.logging.Level;
 
 public class NMSHandlers {
 
-    private static final String[] SUPPORTED_VERSION = new String[]{"v1_17_R1", "v1_18_R2", "v1_19_R1", "v1_19_R2", "v1_19_R3"};
+    private static final String[] SUPPORTED_VERSION = new String[]{"v1_17_R1", "v1_18_R2", "v1_19_R1", "v1_19_R2", "v1_19_R3", "v1_20_R1"};
     private static NMSHandler handler;
     private static String version;
 

settings.gradle.kts

@@ -13,4 +13,5 @@ include(
     "v1_19_R1",
     "v1_19_R2",
     "v1_19_R3",
+    "v1_20_R1",
 )

v1_20_R1/build.gradle.kts

@@ -0,0 +1,27 @@
+plugins {
+    id("java")
+    id("io.papermc.paperweight.userdev") version "1.5.1"
+}
+
+dependencies {
+    paperDevBundle("1.20-R0.1-SNAPSHOT")
+    implementation(project(":common"))
+}
+
+tasks {
+
+    build {
+        dependsOn(reobfJar)
+    }
+
+    compileJava {
+        options.encoding = Charsets.UTF_8.name()
+        options.release.set(17)
+    }
+    javadoc {
+        options.encoding = Charsets.UTF_8.name()
+    }
+    processResources {
+        filteringCharset = Charsets.UTF_8.name()
+    }
+}

v1_20_R1/src/main/java/com/hibiscusmc/hmccosmetics/nms/v1_20_R1/HMCArmorStand.java

@@ -0,0 +1,24 @@
+package com.hibiscusmc.hmccosmetics.nms.v1_20_R1;
+
+import net.minecraft.world.entity.decoration.ArmorStand;
+import net.minecraft.world.level.Level;
+import org.bukkit.Location;
+import org.bukkit.craftbukkit.v1_20_R1.CraftWorld;
+
+public class HMCArmorStand extends ArmorStand {
+
+    public HMCArmorStand(Level world, double x, double y, double z) {
+        super(world, x, y, z);
+    }
+
+    public HMCArmorStand(Location loc) {
+        super(((CraftWorld) loc.getWorld()).getHandle(), loc.getX(), loc.getY(), loc.getZ());
+        this.setPos(loc.getX(), loc.getY(), loc.getZ());
+        setInvisible(true);
+        setInvulnerable(true);
+        setMarker(true);
+        setSilent(true);
+        getBukkitLivingEntity().setCollidable(false);
+        persist = false;
+    }
+}

v1_20_R1/src/main/java/com/hibiscusmc/hmccosmetics/nms/v1_20_R1/HMCParticleCloud.java

@@ -0,0 +1,24 @@
+package com.hibiscusmc.hmccosmetics.nms.v1_20_R1;
+
+
+import net.minecraft.world.entity.AreaEffectCloud;
+import net.minecraft.world.level.Level;
+import org.bukkit.Location;
+import org.bukkit.craftbukkit.v1_20_R1.CraftWorld;
+
+public class HMCParticleCloud extends AreaEffectCloud {
+
+    public HMCParticleCloud(Level world, double x, double y, double z) {
+        super(world, x, y, z);
+    }
+
+    public HMCParticleCloud(Location loc) {
+        super(((CraftWorld) loc.getWorld()).getHandle(), loc.getX(), loc.getY(), loc.getZ());
+        this.setPos(loc.getX(), loc.getY(), loc.getZ());
+        setInvisible(true);
+        setInvulnerable(true);
+        setSilent(true);
+        setNoGravity(true);
+        persist = false;
+    }
+}

v1_20_R1/src/main/java/com/hibiscusmc/hmccosmetics/nms/v1_20_R1/MEGEntity.java

@@ -0,0 +1,30 @@
+package com.hibiscusmc.hmccosmetics.nms.v1_20_R1;
+
+import com.hibiscusmc.hmccosmetics.HMCCosmeticsPlugin;
+import com.hibiscusmc.hmccosmetics.util.MessagesUtil;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.entity.decoration.ArmorStand;
+import org.bukkit.Location;
+import org.bukkit.NamespacedKey;
+import org.bukkit.craftbukkit.v1_20_R1.CraftWorld;
+import org.bukkit.persistence.PersistentDataType;
+
+public class MEGEntity extends ArmorStand {
+        public MEGEntity(Location loc) {
+                super(EntityType.ARMOR_STAND, ((CraftWorld) loc.getWorld()).getHandle());
+                this.setPos(loc.getX(), loc.getY(), loc.getZ());
+
+                MessagesUtil.sendDebugMessages("Spawned MEGEntity at " + loc);
+                setInvisible(true);
+                setNoGravity(true);
+                setSilent(true);
+                setInvulnerable(true);
+                setSmall(true);
+                setMarker(true);
+
+                persist = false;
+                getBukkitEntity().getPersistentDataContainer().set(new NamespacedKey(HMCCosmeticsPlugin.getInstance(), "cosmeticMob"), PersistentDataType.SHORT, Short.valueOf("1"));
+
+                ((CraftWorld) loc.getWorld()).getHandle().addFreshEntity(this);
+        }
+}

v1_20_R1/src/main/java/com/hibiscusmc/hmccosmetics/nms/v1_20_R1/NMSHandler.java

@@ -0,0 +1,262 @@
+package com.hibiscusmc.hmccosmetics.nms.v1_20_R1;
+
+import com.hibiscusmc.hmccosmetics.config.Settings;
+import com.hibiscusmc.hmccosmetics.cosmetic.CosmeticSlot;
+import com.hibiscusmc.hmccosmetics.cosmetic.types.CosmeticArmorType;
+import com.hibiscusmc.hmccosmetics.cosmetic.types.CosmeticBackpackType;
+import com.hibiscusmc.hmccosmetics.cosmetic.types.CosmeticBalloonType;
+import com.hibiscusmc.hmccosmetics.cosmetic.types.CosmeticMainhandType;
+import com.hibiscusmc.hmccosmetics.user.manager.UserBalloonManager;
+import com.hibiscusmc.hmccosmetics.user.CosmeticUser;
+import com.hibiscusmc.hmccosmetics.util.InventoryUtils;
+import com.hibiscusmc.hmccosmetics.util.MessagesUtil;
+import com.hibiscusmc.hmccosmetics.util.PlayerUtils;
+import com.hibiscusmc.hmccosmetics.util.packets.PacketManager;
+import com.mojang.datafixers.util.Pair;
+import net.minecraft.network.chat.Component;
+import net.minecraft.network.protocol.Packet;
+import net.minecraft.network.protocol.game.ClientboundContainerSetSlotPacket;
+import net.minecraft.network.protocol.game.ClientboundSetEquipmentPacket;
+import net.minecraft.network.protocol.game.ClientboundSetPlayerTeamPacket;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.server.network.ServerPlayerConnection;
+import net.minecraft.world.entity.Display;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.entity.EquipmentSlot;
+import net.minecraft.world.entity.player.Inventory;
+import net.minecraft.world.scores.PlayerTeam;
+import net.minecraft.world.scores.Team;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.craftbukkit.v1_20_R1.CraftEquipmentSlot;
+import org.bukkit.craftbukkit.v1_20_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_20_R1.CraftWorld;
+import org.bukkit.craftbukkit.v1_20_R1.entity.CraftPlayer;
+import org.bukkit.craftbukkit.v1_20_R1.inventory.CraftItemStack;
+import org.bukkit.craftbukkit.v1_20_R1.scoreboard.CraftScoreboard;
+import org.bukkit.entity.ArmorStand;
+import org.bukkit.entity.EntityType;
+import org.bukkit.entity.Player;
+import org.bukkit.event.entity.CreatureSpawnEvent;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+public class NMSHandler implements com.hibiscusmc.hmccosmetics.nms.NMSHandler {
+    @Override
+    public int getNextEntityId() {
+        return Entity.nextEntityId();
+    }
+
+    @Override
+    public org.bukkit.entity.Entity getEntity(int entityId) {
+        net.minecraft.world.entity.Entity entity = getNMSEntity(entityId);
+        if (entity == null) return null;
+        return entity.getBukkitEntity();
+    }
+
+    private net.minecraft.world.entity.Entity getNMSEntity(int entityId) {
+        for (ServerLevel world : ((CraftServer) Bukkit.getServer()).getHandle().getServer().getAllLevels()) {
+            net.minecraft.world.entity.Entity entity = world.getEntity(entityId);
+            if (entity == null) return null;
+            return entity;
+        }
+        return null;
+    }
+
+    @Override
+    public org.bukkit.entity.Entity getHMCArmorStand(Location loc) {
+        HMCArmorStand hmcArmorStand = new HMCArmorStand(loc);
+        return hmcArmorStand.getBukkitEntity();
+    }
+
+    @Override
+    public org.bukkit.entity.Entity spawnHMCParticleCloud(Location location) {
+        HMCParticleCloud hmcParticleCloud = new HMCParticleCloud(location);
+        return hmcParticleCloud.getBukkitEntity();
+    }
+
+    @Override
+    public ArmorStand getMEGEntity(Location loc) {
+        return (ArmorStand) new MEGEntity(loc).getBukkitEntity();
+    }
+
+    @Override
+    public org.bukkit.entity.Entity spawnBackpack(CosmeticUser user, CosmeticBackpackType cosmeticBackpackType) {
+        HMCArmorStand invisibleArmorstand = new HMCArmorStand(user.getPlayer().getLocation());
+
+        ItemStack item = user.getUserCosmeticItem(cosmeticBackpackType);
+
+        invisibleArmorstand.setItemSlot(EquipmentSlot.HEAD, CraftItemStack.asNMSCopy(item));
+        ((CraftWorld) user.getPlayer().getWorld()).getHandle().addFreshEntity(invisibleArmorstand, CreatureSpawnEvent.SpawnReason.CUSTOM);
+
+        MessagesUtil.sendDebugMessages("spawnBackpack NMS");
+
+        return invisibleArmorstand.getBukkitLivingEntity();
+        //PacketManager.armorStandMetaPacket(invisibleArmorstand.getBukkitEntity(), sentTo);
+        //PacketManager.ridingMountPacket(player.getEntityId(), invisibleArmorstand.getId(), sentTo);
+    }
+
+    @Override
+    public org.bukkit.entity.Entity spawnDisplayEntity(Location location, String text) {
+        Display.TextDisplay entity = new Display.TextDisplay(net.minecraft.world.entity.EntityType.TEXT_DISPLAY, ((CraftWorld) location.getWorld()).getHandle());
+        entity.setPos(location.getX(), location.getY(), location.getZ());
+        entity.persist = false;
+        //entity.setText(net.minecraft.network.chat.Component.literal("TEST!"));
+        entity.setCustomNameVisible(true);
+        entity.setCustomName(Component.literal(text));
+        MessagesUtil.sendDebugMessages("spawnDisplayEntity - " + entity);
+        ((CraftWorld) location.getWorld()).getHandle().addFreshEntity(entity, CreatureSpawnEvent.SpawnReason.CUSTOM);
+        return entity.getBukkitEntity();
+    }
+
+    @Override
+    public UserBalloonManager spawnBalloon(CosmeticUser user, CosmeticBalloonType cosmeticBalloonType) {
+        Player player = user.getPlayer();
+        Location newLoc = player.getLocation().clone().add(Settings.getBalloonOffset());
+
+        UserBalloonManager userBalloonManager1 = new UserBalloonManager(user.getPlayer().getLocation());
+        List<Player> sentTo = PlayerUtils.getNearbyPlayers(player.getLocation());
+        userBalloonManager1.getModelEntity().teleport(user.getPlayer().getLocation().add(Settings.getBalloonOffset()));
+
+        userBalloonManager1.spawnModel(cosmeticBalloonType, user.getCosmeticColor(cosmeticBalloonType.getSlot()));
+        userBalloonManager1.addPlayerToModel(user, cosmeticBalloonType, user.getCosmeticColor(cosmeticBalloonType.getSlot()));
+
+        PacketManager.sendEntitySpawnPacket(newLoc, userBalloonManager1.getPufferfishBalloonId(), EntityType.PUFFERFISH, userBalloonManager1.getPufferfishBalloonUniqueId(), sentTo);
+        PacketManager.sendInvisibilityPacket(userBalloonManager1.getPufferfishBalloonId(), sentTo);
+        userBalloonManager1.sendLeashPacket(player.getEntityId());
+
+        return userBalloonManager1;
+    }
+
+    @Override
+    public void equipmentSlotUpdate(
+            int entityId,
+            CosmeticUser user,
+            CosmeticSlot cosmeticSlot,
+            List<Player> sendTo
+    ) {
+
+        EquipmentSlot nmsSlot = null;
+        net.minecraft.world.item.ItemStack nmsItem = null;
+
+        if (!(user.getCosmetic(cosmeticSlot) instanceof CosmeticArmorType)) {
+
+            if (user.getCosmetic(cosmeticSlot) instanceof CosmeticMainhandType) {
+                CosmeticMainhandType cosmeticMainhandType = (CosmeticMainhandType) user.getCosmetic(CosmeticSlot.MAINHAND);
+                nmsItem = CraftItemStack.asNMSCopy(user.getUserCosmeticItem(cosmeticMainhandType));
+            } else {
+                nmsItem = CraftItemStack.asNMSCopy(user.getPlayer().getInventory().getItem(InventoryUtils.getEquipmentSlot(cosmeticSlot)));
+            }
+
+            nmsSlot = CraftEquipmentSlot.getNMS(InventoryUtils.getEquipmentSlot(cosmeticSlot));
+
+            if (nmsSlot == null) return;
+
+            Pair<EquipmentSlot, net.minecraft.world.item.ItemStack> pair = new Pair<>(nmsSlot, nmsItem);
+
+            List<Pair<EquipmentSlot, net.minecraft.world.item.ItemStack>> pairs = Collections.singletonList(pair);
+
+            ClientboundSetEquipmentPacket packet = new ClientboundSetEquipmentPacket(entityId, pairs);
+            for (Player p : sendTo) sendPacket(p, packet);
+            return;
+        }
+        CosmeticArmorType cosmeticArmor = (CosmeticArmorType) user.getCosmetic(cosmeticSlot);
+
+        // Converting EquipmentSlot and ItemStack to NMS ones.
+        nmsSlot = CraftEquipmentSlot.getNMS(cosmeticArmor.getEquipSlot());
+        nmsItem = CraftItemStack.asNMSCopy(user.getUserCosmeticItem(cosmeticArmor));
+
+        if (nmsSlot == null) return;
+
+        Pair<EquipmentSlot, net.minecraft.world.item.ItemStack> pair = new Pair<>(nmsSlot, nmsItem);
+
+        List<Pair<EquipmentSlot, net.minecraft.world.item.ItemStack>> pairs = Collections.singletonList(pair);
+
+        ClientboundSetEquipmentPacket packet = new ClientboundSetEquipmentPacket(entityId, pairs);
+        for (Player p : sendTo) sendPacket(p, packet);
+    }
+
+
+    @Override
+    public void equipmentSlotUpdate(
+            int entityId,
+            org.bukkit.inventory.EquipmentSlot slot,
+            ItemStack item,
+            List<Player> sendTo
+    ) {
+
+        EquipmentSlot nmsSlot = null;
+        net.minecraft.world.item.ItemStack nmsItem = null;
+
+        // Converting EquipmentSlot and ItemStack to NMS ones.
+        nmsSlot = CraftEquipmentSlot.getNMS(slot);
+        nmsItem = CraftItemStack.asNMSCopy(item);
+
+        if (nmsSlot == null) return;
+
+        Pair<EquipmentSlot, net.minecraft.world.item.ItemStack> pair = new Pair<>(nmsSlot, nmsItem);
+
+        List<Pair<EquipmentSlot, net.minecraft.world.item.ItemStack>> pairs = Collections.singletonList(pair);
+
+        ClientboundSetEquipmentPacket packet = new ClientboundSetEquipmentPacket(entityId, pairs);
+        for (Player p : sendTo) sendPacket(p, packet);
+    }
+
+
+    @Override
+    public void slotUpdate(
+            Player player,
+            int slot
+    ) {
+        int index = 0;
+
+        ServerPlayer player1 = ((CraftPlayer) player).getHandle();
+
+        if (index < Inventory.getSelectionSize()) {
+            index += 36;
+        } else if (index > 39) {
+            index += 5; // Off hand
+        } else if (index > 35) {
+            index = 8 - (index - 36);
+        }
+        ItemStack item = player.getInventory().getItem(slot);
+
+        Packet packet = new ClientboundContainerSetSlotPacket(player1.inventoryMenu.containerId, player1.inventoryMenu.incrementStateId(), index, CraftItemStack.asNMSCopy(item));
+        sendPacket(player, packet);
+    }
+
+    public void hideNPCName(Player player, String NPCName) {
+        //Creating the team
+        PlayerTeam team = new PlayerTeam(((CraftScoreboard) Bukkit.getScoreboardManager().getMainScoreboard()).getHandle(), NPCName);
+
+        //Setting name visibility
+        team.setNameTagVisibility(Team.Visibility.NEVER);
+
+        //Remove the Team (i assume so if it exists)
+        ClientboundSetPlayerTeamPacket removeTeamPacket = ClientboundSetPlayerTeamPacket.createRemovePacket(team);
+        sendPacket(player, removeTeamPacket);
+        //Creating the Team
+        ClientboundSetPlayerTeamPacket createTeamPacket = ClientboundSetPlayerTeamPacket.createAddOrModifyPacket(team, true);
+        sendPacket(player, createTeamPacket);
+        //Adding players to the team (You have to use the NPC's name, and add it to a list)
+        ClientboundSetPlayerTeamPacket createPlayerTeamPacket = ClientboundSetPlayerTeamPacket.createMultiplePlayerPacket(team, new ArrayList<String>() {{
+            add(NPCName);
+        }}, ClientboundSetPlayerTeamPacket.Action.ADD);
+        sendPacket(player, createPlayerTeamPacket);
+    }
+
+    public void sendPacket(Player player, Packet packet) {
+        ServerPlayer serverPlayer = ((CraftPlayer) player).getHandle();
+        ServerPlayerConnection connection = serverPlayer.connection;
+        connection.send(packet);
+    }
+
+    @Override
+    public boolean getSupported() {
+        return true;
+    }
+}