package com.apodeath.state; import com.apodeath.entity.CorpseEntity; import com.apodeath.entity.ModEntities; import net.minecraft.entity.Entity; import net.minecraft.entity.attribute.EntityAttributeModifier; import net.minecraft.entity.attribute.EntityAttributes; import net.minecraft.entity.player.PlayerEntity; import net.minecraft.server.MinecraftServer; import net.minecraft.server.network.ServerPlayerEntity; import net.minecraft.server.world.ServerWorld; import net.minecraft.util.Identifier; import net.minecraft.util.math.Box; import net.minecraft.util.math.Vec3d; import net.minecraft.world.GameMode; import net.minecraft.world.TeleportTarget; import java.util.HashMap; import java.util.Map; import java.util.Set; import java.util.UUID; public class DeathStateManager { private static final Map deadPlayers = new HashMap<>(); private static final Map carrying = new HashMap<>(); private static final Identifier CARRY_SPEED_MODIFIER_ID = Identifier.of("apodeath", "carry_speed"); private static final Identifier CARRY_JUMP_MODIFIER_ID = Identifier.of("apodeath", "carry_jump"); public static void handlePlayerDeath(ServerPlayerEntity player) { if (deadPlayers.containsKey(player.getUuid())) { return; } player.setHealth(0.5f); player.setAbsorptionAmount(0); player.clearStatusEffects(); player.setInvulnerable(true); CorpseEntity corpse = new CorpseEntity(ModEntities.CORPSE, player.getWorld()); corpse.setPosition(player.getPos()); corpse.setYaw(player.getYaw()); corpse.setDeadPlayer(player); player.getWorld().spawnEntity(corpse); deadPlayers.put(player.getUuid(), corpse); player.changeGameMode(GameMode.SPECTATOR); ServerWorld world = player.getServerWorld(); player.teleportTo(new TeleportTarget( world, new Vec3d(corpse.getX(), corpse.getY() + 0.2, corpse.getZ()), Vec3d.ZERO, corpse.getYaw(), 90.0f, Set.of(), TeleportTarget.NO_OP )); player.setCameraEntity(corpse); } public static void revivePlayer(ServerPlayerEntity player) { CorpseEntity corpse = deadPlayers.remove(player.getUuid()); if (corpse != null) { ServerWorld world = player.getServerWorld(); player.teleportTo(new TeleportTarget( world, new Vec3d(corpse.getX(), corpse.getY(), corpse.getZ()), Vec3d.ZERO, corpse.getYaw(), 0.0f, Set.of(), TeleportTarget.NO_OP )); corpse.discard(); } for (Map.Entry entry : carrying.entrySet()) { if (entry.getValue().equals(player.getUuid())) { ServerPlayerEntity carrier = (ServerPlayerEntity) player.getWorld() .getPlayerByUuid(entry.getKey()); if (carrier != null) { stopCarrying(carrier); } } } player.setInvulnerable(false); player.setCameraEntity(player); player.changeGameMode(GameMode.SURVIVAL); player.setHealth(4.0f); } public static boolean isPlayerDead(PlayerEntity player) { return deadPlayers.containsKey(player.getUuid()); } public static void toggleCarryCorpse(ServerPlayerEntity carrier) { if (carrying.containsKey(carrier.getUuid())) { stopCarrying(carrier); } else { startCarrying(carrier); } } private static void startCarrying(ServerPlayerEntity carrier) { CorpseEntity corpse = getTargetedCorpse(carrier); if (corpse == null) { return; } ServerPlayerEntity deadPlayer = corpse.getDeadPlayer(); if (deadPlayer == null) { return; } carrying.put(carrier.getUuid(), deadPlayer.getUuid()); var speedAttr = carrier.getAttributeInstance(EntityAttributes.MOVEMENT_SPEED); var jumpAttr = carrier.getAttributeInstance(EntityAttributes.JUMP_STRENGTH); if (speedAttr != null) { speedAttr.addTemporaryModifier(new EntityAttributeModifier( CARRY_SPEED_MODIFIER_ID, -0.3, EntityAttributeModifier.Operation.ADD_MULTIPLIED_TOTAL )); } if (jumpAttr != null) { jumpAttr.addTemporaryModifier(new EntityAttributeModifier( CARRY_JUMP_MODIFIER_ID, -0.3, EntityAttributeModifier.Operation.ADD_MULTIPLIED_TOTAL )); } } private static void stopCarrying(ServerPlayerEntity carrier) { carrying.remove(carrier.getUuid()); var speedAttr = carrier.getAttributeInstance(EntityAttributes.MOVEMENT_SPEED); var jumpAttr = carrier.getAttributeInstance(EntityAttributes.JUMP_STRENGTH); if (speedAttr != null) { speedAttr.removeModifier(CARRY_SPEED_MODIFIER_ID); } if (jumpAttr != null) { jumpAttr.removeModifier(CARRY_JUMP_MODIFIER_ID); } } public static boolean isCarrying(PlayerEntity player) { return carrying.containsKey(player.getUuid()); } public static CorpseEntity getCarriedCorpse(PlayerEntity carrier) { UUID deadPlayerUuid = carrying.get(carrier.getUuid()); if (deadPlayerUuid == null) { return null; } return deadPlayers.get(deadPlayerUuid); } public static void tick(MinecraftServer server) { for (Map.Entry entry : new HashMap<>(carrying).entrySet()) { ServerPlayerEntity carrier = server.getPlayerManager().getPlayer(entry.getKey()); if (carrier == null) { carrying.remove(entry.getKey()); continue; } CorpseEntity corpse = deadPlayers.get(entry.getValue()); if (corpse == null || corpse.isRemoved()) { stopCarrying(carrier); continue; } Vec3d carrierPos = carrier.getPos(); Vec3d offset = Vec3d.fromPolar(0, carrier.getYaw()).multiply(0.3).add(0, 1.5, 0); corpse.setPosition(carrierPos.add(offset)); ServerPlayerEntity deadPlayer = corpse.getDeadPlayer(); if (deadPlayer != null && !deadPlayer.isRemoved()) { ServerWorld world = deadPlayer.getServerWorld(); deadPlayer.teleportTo(new TeleportTarget( world, new Vec3d(corpse.getX(), corpse.getY() + 0.2, corpse.getZ()), Vec3d.ZERO, corpse.getYaw(), 90.0f, Set.of(), TeleportTarget.NO_OP )); } } for (UUID uuid : new HashMap<>(deadPlayers).keySet()) { ServerPlayerEntity player = server.getPlayerManager().getPlayer(uuid); CorpseEntity corpse = deadPlayers.get(uuid); if (player == null || corpse == null || corpse.isRemoved()) { deadPlayers.remove(uuid); if (corpse != null) { corpse.discard(); } } } } public static CorpseEntity getTargetedCorpse(ServerPlayerEntity player) { Vec3d start = player.getCameraPosVec(1.0f); Vec3d direction = player.getRotationVec(1.0f); Vec3d end = start.add(direction.multiply(4.0)); Box box = new Box(start, end).expand(1.0); CorpseEntity closest = null; double closestDistance = Double.MAX_VALUE; for (Entity entity : player.getWorld().getOtherEntities(player, box)) { if (entity instanceof CorpseEntity corpse) { double distance = player.squaredDistanceTo(corpse); if (distance < closestDistance && distance <= 16.0) { closest = corpse; closestDistance = distance; } } } return closest; } public static void clearPlayerData(UUID playerUuid) { deadPlayers.remove(playerUuid); carrying.remove(playerUuid); } }