azalea_client/plugins/packet/game/
mod.rs

1mod events;
2
3use std::{collections::HashSet, sync::Arc};
4
5use azalea_core::{
6    game_type::GameMode,
7    position::{ChunkPos, Vec3},
8};
9use azalea_entity::{
10    ActiveEffects, Dead, EntityBundle, EntityKindComponent, HasClientLoaded, LoadedBy, LocalEntity,
11    LookDirection, Physics, PlayerAbilities, Position, RelativeEntityUpdate,
12    indexing::{EntityIdIndex, EntityUuidIndex},
13    metadata::{Health, apply_metadata},
14};
15use azalea_protocol::{
16    common::movements::MoveFlags,
17    packets::{ConnectionProtocol, game::*},
18};
19use azalea_world::{InstanceContainer, InstanceName, MinecraftEntityId, PartialInstance};
20use bevy_ecs::{prelude::*, system::SystemState};
21pub use events::*;
22use tracing::{debug, error, trace, warn};
23
24use crate::{
25    ClientInformation,
26    block_update::QueuedServerBlockUpdates,
27    chat::{ChatPacket, ChatReceivedEvent},
28    chunks,
29    connection::RawConnection,
30    disconnect::DisconnectEvent,
31    interact::BlockStatePredictionHandler,
32    inventory::{
33        ClientsideCloseContainerEvent, Inventory, MenuOpenedEvent, SetContainerContentEvent,
34    },
35    local_player::{Hunger, InstanceHolder, LocalGameMode, TabList},
36    movement::{KnockbackEvent, KnockbackType},
37    packet::{as_system, declare_packet_handlers},
38    player::{GameProfileComponent, PlayerInfo},
39    tick_counter::TicksConnected,
40};
41
42pub fn process_packet(ecs: &mut World, player: Entity, packet: &ClientboundGamePacket) {
43    let mut handler = GamePacketHandler { player, ecs };
44
45    // the order of these doesn't matter, that's decided by the protocol library
46    declare_packet_handlers!(
47        ClientboundGamePacket,
48        packet,
49        handler,
50        [
51            login,
52            set_chunk_cache_radius,
53            chunk_batch_start,
54            chunk_batch_finished,
55            custom_payload,
56            change_difficulty,
57            commands,
58            player_abilities,
59            set_cursor_item,
60            update_tags,
61            disconnect,
62            update_recipes,
63            entity_event,
64            player_position,
65            player_info_update,
66            player_info_remove,
67            set_chunk_cache_center,
68            chunks_biomes,
69            light_update,
70            level_chunk_with_light,
71            add_entity,
72            set_entity_data,
73            update_attributes,
74            set_entity_motion,
75            set_entity_link,
76            initialize_border,
77            set_time,
78            set_default_spawn_position,
79            set_health,
80            set_experience,
81            teleport_entity,
82            update_advancements,
83            rotate_head,
84            move_entity_pos,
85            move_entity_pos_rot,
86            move_entity_rot,
87            keep_alive,
88            remove_entities,
89            player_chat,
90            system_chat,
91            disguised_chat,
92            sound,
93            level_event,
94            block_update,
95            animate,
96            section_blocks_update,
97            game_event,
98            level_particles,
99            server_data,
100            set_equipment,
101            update_mob_effect,
102            award_stats,
103            block_changed_ack,
104            block_destruction,
105            block_entity_data,
106            block_event,
107            boss_event,
108            command_suggestions,
109            container_set_content,
110            container_set_data,
111            container_set_slot,
112            container_close,
113            cooldown,
114            custom_chat_completions,
115            delete_chat,
116            explode,
117            forget_level_chunk,
118            horse_screen_open,
119            map_item_data,
120            merchant_offers,
121            move_vehicle,
122            open_book,
123            open_screen,
124            open_sign_editor,
125            ping,
126            place_ghost_recipe,
127            player_combat_end,
128            player_combat_enter,
129            player_combat_kill,
130            player_look_at,
131            remove_mob_effect,
132            resource_pack_push,
133            resource_pack_pop,
134            respawn,
135            start_configuration,
136            entity_position_sync,
137            select_advancements_tab,
138            set_action_bar_text,
139            set_border_center,
140            set_border_lerp_size,
141            set_border_size,
142            set_border_warning_delay,
143            set_border_warning_distance,
144            set_camera,
145            set_display_objective,
146            set_objective,
147            set_passengers,
148            set_player_team,
149            set_score,
150            set_simulation_distance,
151            set_subtitle_text,
152            set_title_text,
153            set_titles_animation,
154            clear_titles,
155            sound_entity,
156            stop_sound,
157            tab_list,
158            tag_query,
159            take_item_entity,
160            bundle_delimiter,
161            damage_event,
162            hurt_animation,
163            ticking_state,
164            ticking_step,
165            reset_score,
166            cookie_request,
167            debug_sample,
168            pong_response,
169            store_cookie,
170            transfer,
171            move_minecart_along_track,
172            set_held_slot,
173            set_player_inventory,
174            projectile_power,
175            custom_report_details,
176            server_links,
177            player_rotation,
178            recipe_book_add,
179            recipe_book_remove,
180            recipe_book_settings,
181            test_instance_block_status,
182            waypoint,
183            clear_dialog,
184            show_dialog,
185            debug_block_value,
186            debug_chunk_value,
187            debug_entity_value,
188            debug_event,
189            game_test_highlight_pos,
190        ]
191    );
192}
193
194pub struct GamePacketHandler<'a> {
195    pub ecs: &'a mut World,
196    pub player: Entity,
197}
198impl GamePacketHandler<'_> {
199    pub fn login(&mut self, p: &ClientboundLogin) {
200        debug!("Got login packet");
201
202        as_system::<(
203            Commands,
204            Query<
205                (
206                    &GameProfileComponent,
207                    &ClientInformation,
208                    Option<&mut InstanceName>,
209                    Option<&mut LoadedBy>,
210                    &mut EntityIdIndex,
211                    &mut InstanceHolder,
212                ),
213                With<LocalEntity>,
214            >,
215            MessageWriter<InstanceLoadedEvent>,
216            ResMut<InstanceContainer>,
217            ResMut<EntityUuidIndex>,
218            Query<&mut LoadedBy, Without<LocalEntity>>,
219        )>(
220            self.ecs,
221            |(
222                mut commands,
223                mut query,
224                mut instance_loaded_events,
225                mut instance_container,
226                mut entity_uuid_index,
227                mut loaded_by_query,
228            )| {
229                let (
230                    game_profile,
231                    client_information,
232                    instance_name,
233                    loaded_by,
234                    mut entity_id_index,
235                    mut instance_holder,
236                ) = query.get_mut(self.player).unwrap();
237
238                let new_instance_name = p.common.dimension.clone();
239
240                if let Some(mut instance_name) = instance_name {
241                    **instance_name = new_instance_name.clone();
242                } else {
243                    commands
244                        .entity(self.player)
245                        .insert(InstanceName(new_instance_name.clone()));
246                }
247
248                let Some((_dimension_type, dimension_data)) = p
249                    .common
250                    .dimension_type(&instance_holder.instance.read().registries)
251                else {
252                    return;
253                };
254
255                // add this world to the instance_container (or don't if it's already
256                // there)
257                let weak_instance = instance_container.get_or_insert(
258                    new_instance_name.clone(),
259                    dimension_data.height,
260                    dimension_data.min_y,
261                    &instance_holder.instance.read().registries,
262                );
263                instance_loaded_events.write(InstanceLoadedEvent {
264                    entity: self.player,
265                    name: new_instance_name.clone(),
266                    instance: Arc::downgrade(&weak_instance),
267                });
268
269                // set the partial_world to an empty world
270                // (when we add chunks or entities those will be in the
271                // instance_container)
272
273                *instance_holder.partial_instance.write() = PartialInstance::new(
274                    azalea_world::chunk_storage::calculate_chunk_storage_range(
275                        client_information.view_distance.into(),
276                    ),
277                    // this argument makes it so other clients don't update this player entity
278                    // in a shared instance
279                    Some(self.player),
280                );
281                {
282                    let map = instance_holder.instance.read().registries.map.clone();
283                    let new_registries = &mut weak_instance.write().registries;
284                    // add the registries from this instance to the weak instance
285                    for (registry_name, registry) in map {
286                        new_registries.map.insert(registry_name, registry);
287                    }
288                }
289                instance_holder.instance = weak_instance;
290
291                let entity_bundle = EntityBundle::new(
292                    game_profile.uuid,
293                    Vec3::ZERO,
294                    azalea_registry::EntityKind::Player,
295                    new_instance_name,
296                );
297                let entity_id = p.player_id;
298                // insert our components into the ecs :)
299                commands.entity(self.player).insert((
300                    entity_id,
301                    LocalGameMode {
302                        current: p.common.game_type,
303                        previous: p.common.previous_game_type.into(),
304                    },
305                    entity_bundle,
306                    TicksConnected(0),
307                ));
308
309                azalea_entity::indexing::add_entity_to_indexes(
310                    entity_id,
311                    self.player,
312                    Some(game_profile.uuid),
313                    &mut entity_id_index,
314                    &mut entity_uuid_index,
315                    &mut instance_holder.instance.write(),
316                );
317
318                // every entity is now unloaded by this player
319                for mut loaded_by in &mut loaded_by_query.iter_mut() {
320                    loaded_by.remove(&self.player);
321                }
322
323                // update or insert loaded_by
324                if let Some(mut loaded_by) = loaded_by {
325                    loaded_by.insert(self.player);
326                } else {
327                    commands
328                        .entity(self.player)
329                        .insert(LoadedBy(HashSet::from_iter(vec![self.player])));
330                }
331            },
332        );
333    }
334
335    pub fn set_chunk_cache_radius(&mut self, p: &ClientboundSetChunkCacheRadius) {
336        debug!("Got set chunk cache radius packet {p:?}");
337    }
338
339    pub fn chunk_batch_start(&mut self, _p: &ClientboundChunkBatchStart) {
340        // the packet is empty, it's just a marker to tell us when the batch starts and
341        // ends
342        debug!("Got chunk batch start");
343
344        as_system::<MessageWriter<_>>(self.ecs, |mut events| {
345            events.write(chunks::ChunkBatchStartEvent {
346                entity: self.player,
347            });
348        });
349    }
350
351    pub fn chunk_batch_finished(&mut self, p: &ClientboundChunkBatchFinished) {
352        debug!("Got chunk batch finished {p:?}");
353
354        as_system::<MessageWriter<_>>(self.ecs, |mut events| {
355            events.write(chunks::ChunkBatchFinishedEvent {
356                entity: self.player,
357                batch_size: p.batch_size,
358            });
359        });
360    }
361
362    pub fn custom_payload(&mut self, p: &ClientboundCustomPayload) {
363        debug!("Got custom payload packet {p:?}");
364    }
365
366    pub fn change_difficulty(&mut self, p: &ClientboundChangeDifficulty) {
367        debug!("Got difficulty packet {p:?}");
368    }
369
370    pub fn commands(&mut self, _p: &ClientboundCommands) {
371        debug!("Got declare commands packet");
372    }
373
374    pub fn player_abilities(&mut self, p: &ClientboundPlayerAbilities) {
375        debug!("Got player abilities packet {p:?}");
376
377        as_system::<Query<&mut PlayerAbilities>>(self.ecs, |mut query| {
378            let mut player_abilities = query.get_mut(self.player).unwrap();
379
380            *player_abilities = PlayerAbilities::from(p);
381        });
382    }
383
384    pub fn set_cursor_item(&mut self, p: &ClientboundSetCursorItem) {
385        debug!("Got set cursor item packet {p:?}");
386    }
387
388    pub fn update_tags(&mut self, _p: &ClientboundUpdateTags) {
389        debug!("Got update tags packet");
390    }
391
392    pub fn disconnect(&mut self, p: &ClientboundDisconnect) {
393        warn!("Got disconnect packet {p:?}");
394
395        as_system::<MessageWriter<_>>(self.ecs, |mut events| {
396            events.write(DisconnectEvent {
397                entity: self.player,
398                reason: Some(p.reason.clone()),
399            });
400        });
401    }
402
403    pub fn update_recipes(&mut self, _p: &ClientboundUpdateRecipes) {
404        debug!("Got update recipes packet");
405    }
406
407    pub fn entity_event(&mut self, _p: &ClientboundEntityEvent) {
408        // debug!("Got entity event packet {p:?}");
409    }
410
411    pub fn player_position(&mut self, p: &ClientboundPlayerPosition) {
412        debug!("Got player position packet {p:?}");
413
414        as_system::<(
415            Query<(&mut Physics, &mut LookDirection, &mut Position)>,
416            Commands,
417        )>(self.ecs, |(mut query, mut commands)| {
418            let Ok((mut physics, mut direction, mut position)) = query.get_mut(self.player) else {
419                return;
420            };
421
422            p.relative
423                .apply(&p.change, &mut position, &mut direction, &mut physics);
424            // old_pos is set to the current position when we're teleported
425            physics.set_old_pos(*position);
426
427            // send the relevant packets
428            commands.trigger(SendGamePacketEvent::new(
429                self.player,
430                ServerboundAcceptTeleportation { id: p.id },
431            ));
432            commands.trigger(SendGamePacketEvent::new(
433                self.player,
434                ServerboundMovePlayerPosRot {
435                    pos: **position,
436                    look_direction: *direction,
437                    flags: MoveFlags::default(),
438                },
439            ));
440        });
441    }
442
443    pub fn player_info_update(&mut self, p: &ClientboundPlayerInfoUpdate) {
444        debug!("Got player info packet {p:?}");
445
446        as_system::<(
447            Query<&mut TabList>,
448            MessageWriter<AddPlayerEvent>,
449            MessageWriter<UpdatePlayerEvent>,
450            ResMut<TabList>,
451        )>(
452            self.ecs,
453            |(
454                mut query,
455                mut add_player_events,
456                mut update_player_events,
457                mut tab_list_resource,
458            )| {
459                let mut tab_list = query.get_mut(self.player).unwrap();
460
461                for updated_info in &p.entries {
462                    // add the new player maybe
463                    if p.actions.add_player {
464                        let info = PlayerInfo {
465                            profile: updated_info.profile.clone(),
466                            uuid: updated_info.profile.uuid,
467                            gamemode: updated_info.game_mode,
468                            latency: updated_info.latency,
469                            display_name: updated_info.display_name.clone(),
470                        };
471                        tab_list.insert(updated_info.profile.uuid, info.clone());
472                        add_player_events.write(AddPlayerEvent {
473                            entity: self.player,
474                            info,
475                        });
476                    } else if let Some(info) = tab_list.get_mut(&updated_info.profile.uuid) {
477                        // `else if` because the block for add_player above
478                        // already sets all the fields
479                        if p.actions.update_game_mode {
480                            info.gamemode = updated_info.game_mode;
481                        }
482                        if p.actions.update_latency {
483                            info.latency = updated_info.latency;
484                        }
485                        if p.actions.update_display_name {
486                            info.display_name.clone_from(&updated_info.display_name);
487                        }
488                        update_player_events.write(UpdatePlayerEvent {
489                            entity: self.player,
490                            info: info.clone(),
491                        });
492                    } else {
493                        let uuid = updated_info.profile.uuid;
494                        debug!("Ignoring PlayerInfoUpdate for unknown player {uuid}");
495                    }
496                }
497
498                *tab_list_resource = tab_list.clone();
499            },
500        );
501    }
502
503    pub fn player_info_remove(&mut self, p: &ClientboundPlayerInfoRemove) {
504        debug!("Got chunk cache center packet {p:?}");
505
506        as_system::<(
507            Query<&mut TabList>,
508            MessageWriter<RemovePlayerEvent>,
509            ResMut<TabList>,
510        )>(
511            self.ecs,
512            |(mut query, mut remove_player_events, mut tab_list_resource)| {
513                let mut tab_list = query.get_mut(self.player).unwrap();
514
515                for uuid in &p.profile_ids {
516                    if let Some(info) = tab_list.remove(uuid) {
517                        remove_player_events.write(RemovePlayerEvent {
518                            entity: self.player,
519                            info,
520                        });
521                    }
522                    tab_list_resource.remove(uuid);
523                }
524            },
525        );
526    }
527
528    pub fn set_chunk_cache_center(&mut self, p: &ClientboundSetChunkCacheCenter) {
529        debug!("Got chunk cache center packet {p:?}");
530
531        as_system::<Query<&InstanceHolder>>(self.ecs, |mut query| {
532            let instance_holder = query.get_mut(self.player).unwrap();
533            let mut partial_world = instance_holder.partial_instance.write();
534
535            partial_world
536                .chunks
537                .update_view_center(ChunkPos::new(p.x, p.z));
538        });
539    }
540
541    pub fn chunks_biomes(&mut self, _p: &ClientboundChunksBiomes) {}
542
543    pub fn light_update(&mut self, _p: &ClientboundLightUpdate) {
544        // debug!("Got light update packet {p:?}");
545    }
546
547    pub fn level_chunk_with_light(&mut self, p: &ClientboundLevelChunkWithLight) {
548        debug!("Got chunk with light packet {} {}", p.x, p.z);
549
550        as_system::<MessageWriter<_>>(self.ecs, |mut events| {
551            events.write(chunks::ReceiveChunkEvent {
552                entity: self.player,
553                packet: p.clone(),
554            });
555        });
556    }
557
558    pub fn add_entity(&mut self, p: &ClientboundAddEntity) {
559        debug!("Got add entity packet {p:?}");
560
561        as_system::<(
562            Commands,
563            Query<(&mut EntityIdIndex, Option<&InstanceName>, Option<&TabList>)>,
564            Query<&mut LoadedBy>,
565            Query<Entity>,
566            Res<InstanceContainer>,
567            ResMut<EntityUuidIndex>,
568        )>(
569            self.ecs,
570            |(
571                mut commands,
572                mut query,
573                mut loaded_by_query,
574                entity_query,
575                instance_container,
576                mut entity_uuid_index,
577            )| {
578                let (mut entity_id_index, instance_name, tab_list) =
579                    query.get_mut(self.player).unwrap();
580
581                let entity_id = p.id;
582
583                let Some(instance_name) = instance_name else {
584                    warn!("got add player packet but we haven't gotten a login packet yet");
585                    return;
586                };
587
588                // check if the entity already exists, and if it does then only add to LoadedBy
589                let instance = instance_container.get(instance_name).unwrap();
590                if let Some(&ecs_entity) = instance.read().entity_by_id.get(&entity_id) {
591                    // entity already exists
592                    let Ok(mut loaded_by) = loaded_by_query.get_mut(ecs_entity) else {
593                        // LoadedBy for this entity isn't in the ecs! figure out what went wrong
594                        // and print an error
595
596                        let entity_in_ecs = entity_query.get(ecs_entity).is_ok();
597
598                        if entity_in_ecs {
599                            error!(
600                                "LoadedBy for entity {entity_id:?} ({ecs_entity:?}) isn't in the ecs, but the entity is in entity_by_id"
601                            );
602                        } else {
603                            error!(
604                                "Entity {entity_id:?} ({ecs_entity:?}) isn't in the ecs, but the entity is in entity_by_id"
605                            );
606                        }
607                        return;
608                    };
609                    loaded_by.insert(self.player);
610
611                    // per-client id index
612                    entity_id_index.insert(entity_id, ecs_entity);
613
614                    debug!("added to LoadedBy of entity {ecs_entity:?} with id {entity_id:?}");
615                    return;
616                };
617
618                // entity doesn't exist in the global index!
619
620                let bundle = p.as_entity_bundle((**instance_name).clone());
621                let mut spawned =
622                    commands.spawn((entity_id, LoadedBy(HashSet::from([self.player])), bundle));
623                let ecs_entity: Entity = spawned.id();
624                debug!(
625                    "spawned entity {ecs_entity:?} with id {entity_id:?} at {pos:?}",
626                    pos = p.position
627                );
628
629                azalea_entity::indexing::add_entity_to_indexes(
630                    entity_id,
631                    ecs_entity,
632                    Some(p.uuid),
633                    &mut entity_id_index,
634                    &mut entity_uuid_index,
635                    &mut instance.write(),
636                );
637
638                // add the GameProfileComponent if the uuid is in the tab list
639                if let Some(tab_list) = tab_list {
640                    // (technically this makes it possible for non-player entities to have
641                    // GameProfileComponents but the server would have to be doing something
642                    // really weird)
643                    if let Some(player_info) = tab_list.get(&p.uuid) {
644                        spawned.insert(GameProfileComponent(player_info.profile.clone()));
645                    }
646                }
647
648                // the bundle doesn't include the default entity metadata so we add that
649                // separately
650                p.apply_metadata(&mut spawned);
651            },
652        );
653    }
654
655    pub fn set_entity_data(&mut self, p: &ClientboundSetEntityData) {
656        as_system::<(
657            Commands,
658            Query<(&EntityIdIndex, &InstanceHolder)>,
659            // this is a separate query since it's applied on the entity id that's being updated
660            // instead of the player that received the packet
661            Query<&EntityKindComponent>,
662        )>(self.ecs, |(mut commands, query, entity_kind_query)| {
663            let (entity_id_index, instance_holder) = query.get(self.player).unwrap();
664
665            let entity = entity_id_index.get_by_minecraft_entity(p.id);
666
667            let Some(entity) = entity else {
668                // some servers like hypixel trigger this a lot :(
669                debug!(
670                    "Server sent an entity data packet for an entity id ({}) that we don't know about",
671                    p.id
672                );
673                return;
674            };
675
676            let Ok(entity_kind) = entity_kind_query.get(entity) else {
677                debug!(
678                    "Server sent an entity data packet for an entity id ({}) that we have indexed as {entity} but they don't have EntityKind. Maybe a second local client that just disconnected?",
679                    p.id
680                );
681                return;
682            };
683            let entity_kind = **entity_kind;
684
685            debug!("Got set entity data packet {p:?} for entity of kind {entity_kind:?}");
686
687            let packed_items = p.packed_items.clone().to_vec();
688
689            // we use RelativeEntityUpdate because it makes sure changes aren't made
690            // multiple times
691            commands.entity(entity).queue(RelativeEntityUpdate::new(
692                instance_holder.partial_instance.clone(),
693                move |entity| {
694                    let entity_id = entity.id();
695                    entity.world_scope(|world| {
696                        let mut commands_system_state = SystemState::<Commands>::new(world);
697                        let mut commands = commands_system_state.get_mut(world);
698                        let mut entity_commands = commands.entity(entity_id);
699                        if let Err(e) =
700                            apply_metadata(&mut entity_commands, entity_kind, packed_items)
701                        {
702                            warn!("{e}");
703                        }
704                        commands_system_state.apply(world);
705                    });
706                },
707            ));
708        });
709    }
710
711    pub fn update_attributes(&mut self, _p: &ClientboundUpdateAttributes) {
712        // debug!("Got update attributes packet {p:?}");
713    }
714
715    pub fn set_entity_motion(&mut self, p: &ClientboundSetEntityMotion) {
716        // vanilla servers use this packet for knockback, but note that the Explode
717        // packet is also sometimes used by servers for knockback
718
719        as_system::<(Commands, Query<(&EntityIdIndex, &InstanceHolder)>)>(
720            self.ecs,
721            |(mut commands, query)| {
722                let (entity_id_index, instance_holder) = query.get(self.player).unwrap();
723
724                let Some(entity) = entity_id_index.get_by_minecraft_entity(p.id) else {
725                    // note that this log (and some other ones like the one in RemoveEntities)
726                    // sometimes happens when killing mobs. it seems to be a vanilla bug, which is
727                    // why it's a debug log instead of a warning
728                    debug!(
729                        "Got set entity motion packet for unknown entity id {}",
730                        p.id
731                    );
732                    return;
733                };
734
735                // this is to make sure the same entity velocity update doesn't get sent
736                // multiple times when in swarms
737
738                let knockback = KnockbackType::Set(p.delta.to_vec3());
739
740                commands.entity(entity).queue(RelativeEntityUpdate::new(
741                    instance_holder.partial_instance.clone(),
742                    move |entity_mut| {
743                        entity_mut.world_scope(|world| {
744                            world.write_message(KnockbackEvent { entity, knockback })
745                        });
746                    },
747                ));
748            },
749        );
750    }
751
752    pub fn set_entity_link(&mut self, p: &ClientboundSetEntityLink) {
753        debug!("Got set entity link packet {p:?}");
754    }
755
756    pub fn initialize_border(&mut self, p: &ClientboundInitializeBorder) {
757        debug!("Got initialize border packet {p:?}");
758    }
759
760    pub fn set_time(&mut self, _p: &ClientboundSetTime) {
761        // debug!("Got set time packet {p:?}");
762    }
763
764    pub fn set_default_spawn_position(&mut self, p: &ClientboundSetDefaultSpawnPosition) {
765        debug!("Got set default spawn position packet {p:?}");
766    }
767
768    pub fn set_health(&mut self, p: &ClientboundSetHealth) {
769        debug!("Got set health packet {p:?}");
770
771        as_system::<Query<(&mut Health, &mut Hunger)>>(self.ecs, |mut query| {
772            let (mut health, mut hunger) = query.get_mut(self.player).unwrap();
773
774            **health = p.health;
775            (hunger.food, hunger.saturation) = (p.food, p.saturation);
776
777            // the `Dead` component is added by the `update_dead` system
778            // in azalea-world and then the `dead_event` system fires
779            // the Death event.
780        });
781    }
782
783    pub fn set_experience(&mut self, p: &ClientboundSetExperience) {
784        debug!("Got set experience packet {p:?}");
785    }
786
787    pub fn teleport_entity(&mut self, p: &ClientboundTeleportEntity) {
788        debug!("Got teleport entity packet {p:?}");
789
790        as_system::<(Commands, Query<(&EntityIdIndex, &InstanceHolder)>)>(
791            self.ecs,
792            |(mut commands, mut query)| {
793                let (entity_id_index, instance_holder) = query.get_mut(self.player).unwrap();
794
795                let Some(entity) = entity_id_index.get_by_minecraft_entity(p.id) else {
796                    warn!("Got teleport entity packet for unknown entity id {}", p.id);
797                    return;
798                };
799
800                let relative = p.relative.clone();
801                let change = p.change.clone();
802
803                commands.entity(entity).queue(RelativeEntityUpdate::new(
804                    instance_holder.partial_instance.clone(),
805                    move |entity| {
806                        let entity_id = entity.id();
807                        entity.world_scope(move |world| {
808                            let mut query =
809                                world.query::<(&mut Physics, &mut LookDirection, &mut Position)>();
810                            let (mut physics, mut look_direction, mut position) =
811                                query.get_mut(world, entity_id).unwrap();
812                            let old_position = *position;
813                            relative.apply(
814                                &change,
815                                &mut position,
816                                &mut look_direction,
817                                &mut physics,
818                            );
819                            // old_pos is set to the current position when we're teleported
820                            physics.set_old_pos(old_position);
821                        });
822                    },
823                ));
824            },
825        );
826    }
827
828    pub fn update_advancements(&mut self, p: &ClientboundUpdateAdvancements) {
829        debug!("Got update advancements packet {p:?}");
830    }
831
832    pub fn rotate_head(&mut self, _p: &ClientboundRotateHead) {}
833
834    pub fn move_entity_pos(&mut self, p: &ClientboundMoveEntityPos) {
835        as_system::<(Commands, Query<(&EntityIdIndex, &InstanceHolder)>)>(
836            self.ecs,
837            |(mut commands, mut query)| {
838                let (entity_id_index, instance_holder) = query.get_mut(self.player).unwrap();
839
840                debug!("Got move entity pos packet {p:?}");
841
842                let entity_id = p.entity_id;
843                let Some(entity) = entity_id_index.get_by_minecraft_entity(entity_id) else {
844                    debug!("Got move entity pos packet for unknown entity id {entity_id}");
845                    return;
846                };
847
848                let new_delta = p.delta.clone();
849                let new_on_ground = p.on_ground;
850                commands.entity(entity).queue(RelativeEntityUpdate::new(
851                    instance_holder.partial_instance.clone(),
852                    move |entity_mut| {
853                        let mut physics = entity_mut.get_mut::<Physics>().unwrap();
854                        let new_pos = physics.vec_delta_codec.decode(&new_delta);
855                        physics.vec_delta_codec.set_base(new_pos);
856                        physics.set_on_ground(new_on_ground);
857
858                        let mut position = entity_mut.get_mut::<Position>().unwrap();
859                        if new_pos != **position {
860                            **position = new_pos;
861                        }
862
863                        trace!(
864                            "Applied movement update for {entity_id} / {entity}",
865                            entity = entity_mut.id()
866                        );
867                    },
868                ));
869            },
870        );
871    }
872
873    pub fn move_entity_pos_rot(&mut self, p: &ClientboundMoveEntityPosRot) {
874        as_system::<(Commands, Query<(&EntityIdIndex, &InstanceHolder)>)>(
875            self.ecs,
876            |(mut commands, mut query)| {
877                let (entity_id_index, instance_holder) = query.get_mut(self.player).unwrap();
878
879                debug!("Got move entity pos rot packet {p:?}");
880
881                let entity = entity_id_index.get_by_minecraft_entity(p.entity_id);
882
883                let Some(entity) = entity else {
884                    // often triggered by hypixel :(
885                    debug!(
886                        "Got move entity pos rot packet for unknown entity id {}",
887                        p.entity_id
888                    );
889                    return;
890                };
891
892                let new_delta = p.delta.clone();
893                let new_look_direction = LookDirection::new(
894                    (p.y_rot as i32 * 360) as f32 / 256.,
895                    (p.x_rot as i32 * 360) as f32 / 256.,
896                );
897
898                let new_on_ground = p.on_ground;
899
900                commands.entity(entity).queue(RelativeEntityUpdate::new(
901                    instance_holder.partial_instance.clone(),
902                    move |entity_mut| {
903                        let mut physics = entity_mut.get_mut::<Physics>().unwrap();
904                        let new_position = physics.vec_delta_codec.decode(&new_delta);
905                        physics.vec_delta_codec.set_base(new_position);
906                        physics.set_on_ground(new_on_ground);
907
908                        let mut position = entity_mut.get_mut::<Position>().unwrap();
909                        if new_position != **position {
910                            **position = new_position;
911                        }
912
913                        let mut look_direction = entity_mut.get_mut::<LookDirection>().unwrap();
914                        if new_look_direction != *look_direction {
915                            *look_direction = new_look_direction;
916                        }
917                    },
918                ));
919            },
920        );
921    }
922
923    pub fn move_entity_rot(&mut self, p: &ClientboundMoveEntityRot) {
924        as_system::<(Commands, Query<(&EntityIdIndex, &InstanceHolder)>)>(
925            self.ecs,
926            |(mut commands, mut query)| {
927                let (entity_id_index, instance_holder) = query.get_mut(self.player).unwrap();
928
929                let entity = entity_id_index.get_by_minecraft_entity(p.entity_id);
930                if let Some(entity) = entity {
931                    let new_look_direction = LookDirection::new(
932                        (p.y_rot as i32 * 360) as f32 / 256.,
933                        (p.x_rot as i32 * 360) as f32 / 256.,
934                    );
935                    let new_on_ground = p.on_ground;
936
937                    commands.entity(entity).queue(RelativeEntityUpdate::new(
938                        instance_holder.partial_instance.clone(),
939                        move |entity_mut| {
940                            let mut physics = entity_mut.get_mut::<Physics>().unwrap();
941                            physics.set_on_ground(new_on_ground);
942
943                            let mut look_direction = entity_mut.get_mut::<LookDirection>().unwrap();
944                            if new_look_direction != *look_direction {
945                                *look_direction = new_look_direction;
946                            }
947                        },
948                    ));
949                } else {
950                    warn!(
951                        "Got move entity rot packet for unknown entity id {}",
952                        p.entity_id
953                    );
954                }
955            },
956        );
957    }
958    pub fn keep_alive(&mut self, p: &ClientboundKeepAlive) {
959        debug!("Got keep alive packet {p:?} for {:?}", self.player);
960
961        as_system::<(MessageWriter<KeepAliveEvent>, Commands)>(
962            self.ecs,
963            |(mut keepalive_events, mut commands)| {
964                keepalive_events.write(KeepAliveEvent {
965                    entity: self.player,
966                    id: p.id,
967                });
968                commands.trigger(SendGamePacketEvent::new(
969                    self.player,
970                    ServerboundKeepAlive { id: p.id },
971                ));
972            },
973        );
974    }
975
976    pub fn remove_entities(&mut self, p: &ClientboundRemoveEntities) {
977        debug!("Got remove entities packet {p:?}");
978
979        as_system::<(Query<&mut EntityIdIndex>, Query<&mut LoadedBy>)>(
980            self.ecs,
981            |(mut query, mut entity_query)| {
982                let Ok(mut entity_id_index) = query.get_mut(self.player) else {
983                    warn!("our local player doesn't have EntityIdIndex");
984                    return;
985                };
986
987                for &id in &p.entity_ids {
988                    let Some(entity) = entity_id_index.remove_by_minecraft_entity(id) else {
989                        debug!(
990                            "Tried to remove entity with id {id} but it wasn't in the EntityIdIndex. This may be expected on certain server setups (like if they're using VeryManyPlayers)."
991                        );
992                        continue;
993                    };
994                    let Ok(mut loaded_by) = entity_query.get_mut(entity) else {
995                        warn!(
996                            "tried to despawn entity {id} but it doesn't have a LoadedBy component",
997                        );
998                        continue;
999                    };
1000
1001                    // the `remove_despawned_entities_from_indexes` system will despawn the entity
1002                    // if it's not loaded by anything anymore
1003
1004                    // also we can't just ecs.despawn because if we're in a swarm then the entity
1005                    // might still be loaded by another client
1006
1007                    loaded_by.remove(&self.player);
1008                }
1009            },
1010        );
1011    }
1012    pub fn player_chat(&mut self, p: &ClientboundPlayerChat) {
1013        debug!("Got player chat packet {p:?}");
1014
1015        as_system::<MessageWriter<_>>(self.ecs, |mut events| {
1016            events.write(ChatReceivedEvent {
1017                entity: self.player,
1018                packet: ChatPacket::Player(Arc::new(p.clone())),
1019            });
1020        });
1021    }
1022
1023    pub fn system_chat(&mut self, p: &ClientboundSystemChat) {
1024        debug!("Got system chat packet {p:?}");
1025
1026        as_system::<MessageWriter<_>>(self.ecs, |mut events| {
1027            events.write(ChatReceivedEvent {
1028                entity: self.player,
1029                packet: ChatPacket::System(Arc::new(p.clone())),
1030            });
1031        });
1032    }
1033
1034    pub fn disguised_chat(&mut self, p: &ClientboundDisguisedChat) {
1035        debug!("Got disguised chat packet {p:?}");
1036
1037        as_system::<MessageWriter<_>>(self.ecs, |mut events| {
1038            events.write(ChatReceivedEvent {
1039                entity: self.player,
1040                packet: ChatPacket::Disguised(Arc::new(p.clone())),
1041            });
1042        });
1043    }
1044
1045    pub fn sound(&mut self, _p: &ClientboundSound) {}
1046
1047    pub fn level_event(&mut self, p: &ClientboundLevelEvent) {
1048        debug!("Got level event packet {p:?}");
1049    }
1050
1051    pub fn block_update(&mut self, p: &ClientboundBlockUpdate) {
1052        debug!("Got block update packet {p:?}");
1053
1054        as_system::<Query<&mut QueuedServerBlockUpdates>>(self.ecs, |mut query| {
1055            let mut queued = query.get_mut(self.player).unwrap();
1056            queued.list.push((p.pos, p.block_state));
1057        });
1058    }
1059
1060    pub fn animate(&mut self, p: &ClientboundAnimate) {
1061        debug!("Got animate packet {p:?}");
1062    }
1063
1064    pub fn section_blocks_update(&mut self, p: &ClientboundSectionBlocksUpdate) {
1065        debug!("Got section blocks update packet {p:?}");
1066
1067        as_system::<Query<&mut QueuedServerBlockUpdates>>(self.ecs, |mut query| {
1068            let mut queued = query.get_mut(self.player).unwrap();
1069            for new_state in &p.states {
1070                let pos = p.section_pos + new_state.pos;
1071                queued.list.push((pos, new_state.state));
1072            }
1073        });
1074    }
1075
1076    pub fn game_event(&mut self, p: &ClientboundGameEvent) {
1077        use azalea_protocol::packets::game::c_game_event::EventType;
1078
1079        debug!("Got game event packet {p:?}");
1080
1081        #[allow(clippy::single_match)]
1082        match p.event {
1083            EventType::ChangeGameMode => {
1084                as_system::<Query<&mut LocalGameMode>>(self.ecs, |mut query| {
1085                    let mut local_game_mode = query.get_mut(self.player).unwrap();
1086                    if let Some(new_game_mode) = GameMode::from_id(p.param as u8) {
1087                        local_game_mode.current = new_game_mode;
1088                    }
1089                });
1090            }
1091            _ => {}
1092        }
1093    }
1094
1095    pub fn level_particles(&mut self, p: &ClientboundLevelParticles) {
1096        debug!("Got level particles packet {p:?}");
1097    }
1098
1099    pub fn server_data(&mut self, p: &ClientboundServerData) {
1100        debug!("Got server data packet {p:?}");
1101    }
1102
1103    pub fn set_equipment(&mut self, p: &ClientboundSetEquipment) {
1104        debug!("Got set equipment packet {p:?}");
1105    }
1106
1107    pub fn update_mob_effect(&mut self, p: &ClientboundUpdateMobEffect) {
1108        debug!("Got update mob effect packet {p:?}");
1109
1110        let mob_effect = p.mob_effect;
1111        let effect_data = &p.data;
1112
1113        as_system::<(Commands, Query<(&EntityIdIndex, &InstanceHolder)>)>(
1114            self.ecs,
1115            |(mut commands, query)| {
1116                let (entity_id_index, instance_holder) = query.get(self.player).unwrap();
1117
1118                let Some(entity) = entity_id_index.get_by_minecraft_entity(p.entity_id) else {
1119                    debug!(
1120                        "Got update mob effect packet for unknown entity id {}",
1121                        p.entity_id
1122                    );
1123                    return;
1124                };
1125
1126                let partial_instance = instance_holder.partial_instance.clone();
1127                let mob_effect = mob_effect;
1128                let effect_data = effect_data.clone();
1129                commands.entity(entity).queue(RelativeEntityUpdate::new(
1130                    partial_instance,
1131                    move |entity| {
1132                        if let Some(mut active_effects) = entity.get_mut::<ActiveEffects>() {
1133                            active_effects.insert(mob_effect, effect_data.clone());
1134                        } else {
1135                            let mut active_effects = ActiveEffects::default();
1136                            active_effects.insert(mob_effect, effect_data.clone());
1137                            entity.insert(active_effects);
1138                        }
1139                    },
1140                ));
1141            },
1142        );
1143    }
1144
1145    pub fn award_stats(&mut self, _p: &ClientboundAwardStats) {}
1146
1147    pub fn block_changed_ack(&mut self, p: &ClientboundBlockChangedAck) {
1148        as_system::<Query<(&InstanceHolder, &mut BlockStatePredictionHandler)>>(
1149            self.ecs,
1150            |mut query| {
1151                let (local_player, mut prediction_handler) = query.get_mut(self.player).unwrap();
1152                let world = local_player.instance.read();
1153                prediction_handler.end_prediction_up_to(p.seq, &world);
1154            },
1155        );
1156    }
1157
1158    pub fn block_destruction(&mut self, _p: &ClientboundBlockDestruction) {}
1159
1160    pub fn block_entity_data(&mut self, _p: &ClientboundBlockEntityData) {}
1161
1162    pub fn block_event(&mut self, p: &ClientboundBlockEvent) {
1163        debug!("Got block event packet {p:?}");
1164    }
1165
1166    pub fn boss_event(&mut self, _p: &ClientboundBossEvent) {}
1167
1168    pub fn command_suggestions(&mut self, _p: &ClientboundCommandSuggestions) {}
1169
1170    pub fn container_set_content(&mut self, p: &ClientboundContainerSetContent) {
1171        debug!("Got container set content packet {p:?}");
1172
1173        as_system::<(Commands, Query<&mut Inventory>)>(self.ecs, |(mut commands, mut query)| {
1174            let mut inventory = query.get_mut(self.player).unwrap();
1175
1176            // container id 0 is always the player's inventory
1177            if p.container_id == 0 {
1178                // this is just so it has the same type as the `else` block
1179                for (i, slot) in p.items.iter().enumerate() {
1180                    if let Some(slot_mut) = inventory.inventory_menu.slot_mut(i) {
1181                        *slot_mut = slot.clone();
1182                    }
1183                }
1184            } else {
1185                commands.trigger(SetContainerContentEvent {
1186                    entity: self.player,
1187                    slots: p.items.clone(),
1188                    container_id: p.container_id,
1189                });
1190            }
1191        });
1192    }
1193
1194    pub fn container_set_data(&mut self, p: &ClientboundContainerSetData) {
1195        debug!("Got container set data packet {p:?}");
1196
1197        // TODO: handle ContainerSetData packet
1198        // this is used for various things like the furnace progress
1199        // bar
1200        // see https://minecraft.wiki/w/Java_Edition_protocol/Packets#Set_Container_Property
1201
1202        // as_system::<Query<&mut Inventory>>(self.ecs, |mut query| {
1203        //     let inventory = query.get_mut(self.player).unwrap();
1204        // });
1205    }
1206
1207    pub fn container_set_slot(&mut self, p: &ClientboundContainerSetSlot) {
1208        debug!("Got container set slot packet {p:?}");
1209
1210        as_system::<Query<&mut Inventory>>(self.ecs, |mut query| {
1211            let mut inventory = query.get_mut(self.player).unwrap();
1212
1213            if p.container_id == -1 {
1214                // -1 means carried item
1215                inventory.carried = p.item_stack.clone();
1216            } else if p.container_id == -2 {
1217                if let Some(slot) = inventory.inventory_menu.slot_mut(p.slot.into()) {
1218                    *slot = p.item_stack.clone();
1219                }
1220            } else {
1221                let is_creative_mode_and_inventory_closed = false;
1222                // technically minecraft has slightly different behavior here if you're in
1223                // creative mode and have your inventory open
1224                if p.container_id == 0 && azalea_inventory::Player::is_hotbar_slot(p.slot.into()) {
1225                    // minecraft also sets a "pop time" here which is used for an animation
1226                    // but that's not really necessary
1227                    if let Some(slot) = inventory.inventory_menu.slot_mut(p.slot.into()) {
1228                        *slot = p.item_stack.clone();
1229                    }
1230                } else if p.container_id == inventory.id
1231                    && (p.container_id != 0 || !is_creative_mode_and_inventory_closed)
1232                {
1233                    // var2.containerMenu.setItem(var4, var1.getStateId(), var3);
1234                    if let Some(slot) = inventory.menu_mut().slot_mut(p.slot.into()) {
1235                        *slot = p.item_stack.clone();
1236                        inventory.state_id = p.state_id;
1237                    }
1238                }
1239            }
1240        });
1241    }
1242
1243    pub fn container_close(&mut self, p: &ClientboundContainerClose) {
1244        // there's a container_id field in the packet, but minecraft doesn't actually
1245        // check it
1246
1247        debug!("Got container close packet {p:?}");
1248
1249        as_system::<Commands>(self.ecs, |mut commands| {
1250            commands.trigger(ClientsideCloseContainerEvent {
1251                entity: self.player,
1252            });
1253        });
1254    }
1255
1256    pub fn cooldown(&mut self, _p: &ClientboundCooldown) {}
1257
1258    pub fn custom_chat_completions(&mut self, _p: &ClientboundCustomChatCompletions) {}
1259
1260    pub fn delete_chat(&mut self, _p: &ClientboundDeleteChat) {}
1261
1262    pub fn explode(&mut self, p: &ClientboundExplode) {
1263        trace!("Got explode packet {p:?}");
1264
1265        as_system::<MessageWriter<_>>(self.ecs, |mut knockback_events| {
1266            if let Some(knockback) = p.player_knockback {
1267                knockback_events.write(KnockbackEvent {
1268                    entity: self.player,
1269                    knockback: KnockbackType::Set(knockback),
1270                });
1271            }
1272        });
1273    }
1274
1275    pub fn forget_level_chunk(&mut self, p: &ClientboundForgetLevelChunk) {
1276        debug!("Got forget level chunk packet {p:?}");
1277
1278        as_system::<Query<&InstanceHolder>>(self.ecs, |mut query| {
1279            let local_player = query.get_mut(self.player).unwrap();
1280
1281            let mut partial_instance = local_player.partial_instance.write();
1282
1283            partial_instance.chunks.limited_set(&p.pos, None);
1284        });
1285    }
1286
1287    pub fn horse_screen_open(&mut self, _p: &ClientboundHorseScreenOpen) {}
1288
1289    pub fn map_item_data(&mut self, _p: &ClientboundMapItemData) {}
1290
1291    pub fn merchant_offers(&mut self, _p: &ClientboundMerchantOffers) {}
1292
1293    pub fn move_vehicle(&mut self, _p: &ClientboundMoveVehicle) {}
1294
1295    pub fn open_book(&mut self, _p: &ClientboundOpenBook) {}
1296
1297    pub fn open_screen(&mut self, p: &ClientboundOpenScreen) {
1298        debug!("Got open screen packet {p:?}");
1299
1300        as_system::<Commands>(self.ecs, |mut commands| {
1301            commands.trigger(MenuOpenedEvent {
1302                entity: self.player,
1303                window_id: p.container_id,
1304                menu_type: p.menu_type,
1305                title: p.title.to_owned(),
1306            });
1307        });
1308    }
1309
1310    pub fn open_sign_editor(&mut self, _p: &ClientboundOpenSignEditor) {}
1311
1312    pub fn ping(&mut self, p: &ClientboundPing) {
1313        debug!("Got ping packet {p:?}");
1314
1315        as_system::<Commands>(self.ecs, |mut commands| {
1316            commands.trigger(GamePingEvent {
1317                entity: self.player,
1318                packet: p.clone(),
1319            });
1320        });
1321    }
1322
1323    pub fn place_ghost_recipe(&mut self, _p: &ClientboundPlaceGhostRecipe) {}
1324
1325    pub fn player_combat_end(&mut self, _p: &ClientboundPlayerCombatEnd) {}
1326
1327    pub fn player_combat_enter(&mut self, _p: &ClientboundPlayerCombatEnter) {}
1328
1329    pub fn player_combat_kill(&mut self, p: &ClientboundPlayerCombatKill) {
1330        debug!("Got player kill packet {p:?}");
1331
1332        as_system::<(
1333            Commands,
1334            Query<(&MinecraftEntityId, Option<&Dead>)>,
1335            MessageWriter<_>,
1336        )>(self.ecs, |(mut commands, mut query, mut events)| {
1337            let (entity_id, dead) = query.get_mut(self.player).unwrap();
1338
1339            if *entity_id == p.player_id && dead.is_none() {
1340                commands.entity(self.player).insert(Dead);
1341                events.write(DeathEvent {
1342                    entity: self.player,
1343                    packet: Some(p.clone()),
1344                });
1345            }
1346        });
1347    }
1348
1349    pub fn player_look_at(&mut self, _p: &ClientboundPlayerLookAt) {}
1350
1351    pub fn remove_mob_effect(&mut self, p: &ClientboundRemoveMobEffect) {
1352        debug!("Got remove mob effect packet {p:?}");
1353
1354        let mob_effect = p.effect;
1355
1356        as_system::<(Commands, Query<(&EntityIdIndex, &InstanceHolder)>)>(
1357            self.ecs,
1358            |(mut commands, query)| {
1359                let (entity_id_index, instance_holder) = query.get(self.player).unwrap();
1360
1361                let Some(entity) = entity_id_index.get_by_minecraft_entity(p.entity_id) else {
1362                    debug!(
1363                        "Got remove mob effect packet for unknown entity id {}",
1364                        p.entity_id
1365                    );
1366                    return;
1367                };
1368
1369                let partial_instance = instance_holder.partial_instance.clone();
1370                commands.entity(entity).queue(RelativeEntityUpdate::new(
1371                    partial_instance,
1372                    move |entity| {
1373                        if let Some(mut active_effects) = entity.get_mut::<ActiveEffects>() {
1374                            active_effects.remove(mob_effect);
1375                        }
1376                    },
1377                ));
1378            },
1379        );
1380    }
1381
1382    pub fn resource_pack_push(&mut self, p: &ClientboundResourcePackPush) {
1383        debug!("Got resource pack packet {p:?}");
1384
1385        as_system::<MessageWriter<_>>(self.ecs, |mut events| {
1386            events.write(ResourcePackEvent {
1387                entity: self.player,
1388                id: p.id,
1389                url: p.url.to_owned(),
1390                hash: p.hash.to_owned(),
1391                required: p.required,
1392                prompt: p.prompt.to_owned(),
1393            });
1394        });
1395    }
1396
1397    pub fn resource_pack_pop(&mut self, _p: &ClientboundResourcePackPop) {}
1398
1399    pub fn respawn(&mut self, p: &ClientboundRespawn) {
1400        debug!("Got respawn packet {p:?}");
1401
1402        as_system::<(
1403            Commands,
1404            Query<
1405                (
1406                    &mut InstanceHolder,
1407                    &GameProfileComponent,
1408                    &ClientInformation,
1409                    Option<&mut InstanceName>,
1410                ),
1411                With<LocalEntity>,
1412            >,
1413            MessageWriter<_>,
1414            ResMut<InstanceContainer>,
1415            Query<&mut LoadedBy, Without<LocalEntity>>,
1416        )>(
1417            self.ecs,
1418            |(mut commands, mut query, mut events, mut instance_container, mut loaded_by_query)| {
1419                let Ok((mut instance_holder, game_profile, client_information, instance_name)) =
1420                    query.get_mut(self.player)
1421                else {
1422                    warn!("Got respawn packet but player doesn't have the required components");
1423                    return;
1424                };
1425
1426                let new_instance_name = p.common.dimension.clone();
1427
1428                if let Some(mut instance_name) = instance_name {
1429                    **instance_name = new_instance_name.clone();
1430                } else {
1431                    commands
1432                        .entity(self.player)
1433                        .insert(InstanceName(new_instance_name.clone()));
1434                }
1435
1436                let Some((_dimension_type, dimension_data)) = p
1437                    .common
1438                    .dimension_type(&instance_holder.instance.read().registries)
1439                else {
1440                    return;
1441                };
1442
1443                // add this world to the instance_container (or don't if it's already
1444                // there)
1445                let weak_instance = instance_container.get_or_insert(
1446                    new_instance_name.clone(),
1447                    dimension_data.height,
1448                    dimension_data.min_y,
1449                    &instance_holder.instance.read().registries,
1450                );
1451                events.write(InstanceLoadedEvent {
1452                    entity: self.player,
1453                    name: new_instance_name.clone(),
1454                    instance: Arc::downgrade(&weak_instance),
1455                });
1456
1457                // set the partial_world to an empty world
1458                // (when we add chunks or entities those will be in the
1459                // instance_container)
1460
1461                *instance_holder.partial_instance.write() = PartialInstance::new(
1462                    azalea_world::chunk_storage::calculate_chunk_storage_range(
1463                        client_information.view_distance.into(),
1464                    ),
1465                    Some(self.player),
1466                );
1467                instance_holder.instance = weak_instance;
1468
1469                // every entity is now unloaded by this player
1470                for mut loaded_by in &mut loaded_by_query.iter_mut() {
1471                    loaded_by.remove(&self.player);
1472                }
1473
1474                // this resets a bunch of our components like physics and stuff
1475                let entity_bundle = EntityBundle::new(
1476                    game_profile.uuid,
1477                    Vec3::ZERO,
1478                    azalea_registry::EntityKind::Player,
1479                    new_instance_name,
1480                );
1481                // update the local gamemode and metadata things
1482                commands.entity(self.player).insert((
1483                    LocalGameMode {
1484                        current: p.common.game_type,
1485                        previous: p.common.previous_game_type.into(),
1486                    },
1487                    entity_bundle,
1488                ));
1489
1490                commands
1491                    .entity(self.player)
1492                    .remove::<(Dead, HasClientLoaded)>();
1493            },
1494        )
1495    }
1496
1497    pub fn start_configuration(&mut self, _p: &ClientboundStartConfiguration) {
1498        debug!("Got start configuration packet");
1499
1500        as_system::<(Commands, Query<(&mut RawConnection, &mut InstanceHolder)>)>(
1501            self.ecs,
1502            |(mut commands, mut query)| {
1503                let Some((mut raw_conn, mut instance_holder)) = query.get_mut(self.player).ok()
1504                else {
1505                    warn!("Got start configuration packet but player doesn't have a RawConnection");
1506                    return;
1507                };
1508                raw_conn.state = ConnectionProtocol::Configuration;
1509
1510                commands.trigger(SendGamePacketEvent::new(
1511                    self.player,
1512                    ServerboundConfigurationAcknowledged,
1513                ));
1514
1515                commands
1516                    .entity(self.player)
1517                    .insert(crate::client::InConfigState)
1518                    .remove::<crate::JoinedClientBundle>()
1519                    .remove::<EntityBundle>();
1520
1521                instance_holder.reset();
1522            },
1523        );
1524    }
1525
1526    pub fn entity_position_sync(&mut self, p: &ClientboundEntityPositionSync) {
1527        as_system::<(Commands, Query<(&EntityIdIndex, &InstanceHolder)>)>(
1528            self.ecs,
1529            |(mut commands, mut query)| {
1530                let (entity_id_index, instance_holder) = query.get_mut(self.player).unwrap();
1531
1532                let Some(entity) = entity_id_index.get_by_minecraft_entity(p.id) else {
1533                    debug!("Got teleport entity packet for unknown entity id {}", p.id);
1534                    return;
1535                };
1536
1537                let new_position = p.values.pos;
1538                let new_on_ground = p.on_ground;
1539                let new_look_direction = p.values.look_direction;
1540
1541                commands.entity(entity).queue(RelativeEntityUpdate::new(
1542                    instance_holder.partial_instance.clone(),
1543                    move |entity_mut| {
1544                        let is_local_entity = entity_mut.get::<LocalEntity>().is_some();
1545                        let mut physics = entity_mut.get_mut::<Physics>().unwrap();
1546
1547                        physics.vec_delta_codec.set_base(new_position);
1548
1549                        if is_local_entity {
1550                            debug!("Ignoring entity position sync packet for local player");
1551                            return;
1552                        }
1553
1554                        physics.set_on_ground(new_on_ground);
1555
1556                        let mut position = entity_mut.get_mut::<Position>().unwrap();
1557                        **position = new_position;
1558
1559                        let mut look_direction = entity_mut.get_mut::<LookDirection>().unwrap();
1560                        *look_direction = new_look_direction;
1561                    },
1562                ));
1563            },
1564        );
1565    }
1566
1567    pub fn select_advancements_tab(&mut self, _p: &ClientboundSelectAdvancementsTab) {}
1568    pub fn set_action_bar_text(&mut self, _p: &ClientboundSetActionBarText) {}
1569    pub fn set_border_center(&mut self, _p: &ClientboundSetBorderCenter) {}
1570    pub fn set_border_lerp_size(&mut self, _p: &ClientboundSetBorderLerpSize) {}
1571    pub fn set_border_size(&mut self, _p: &ClientboundSetBorderSize) {}
1572    pub fn set_border_warning_delay(&mut self, _p: &ClientboundSetBorderWarningDelay) {}
1573    pub fn set_border_warning_distance(&mut self, _p: &ClientboundSetBorderWarningDistance) {}
1574    pub fn set_camera(&mut self, _p: &ClientboundSetCamera) {}
1575    pub fn set_display_objective(&mut self, _p: &ClientboundSetDisplayObjective) {}
1576    pub fn set_objective(&mut self, _p: &ClientboundSetObjective) {}
1577    pub fn set_passengers(&mut self, _p: &ClientboundSetPassengers) {}
1578    pub fn set_player_team(&mut self, p: &ClientboundSetPlayerTeam) {
1579        debug!("Got set player team packet {p:?}");
1580    }
1581    pub fn set_score(&mut self, _p: &ClientboundSetScore) {}
1582    pub fn set_simulation_distance(&mut self, _p: &ClientboundSetSimulationDistance) {}
1583    pub fn set_subtitle_text(&mut self, _p: &ClientboundSetSubtitleText) {}
1584    pub fn set_title_text(&mut self, _p: &ClientboundSetTitleText) {}
1585    pub fn set_titles_animation(&mut self, _p: &ClientboundSetTitlesAnimation) {}
1586    pub fn clear_titles(&mut self, _p: &ClientboundClearTitles) {}
1587    pub fn sound_entity(&mut self, _p: &ClientboundSoundEntity) {}
1588    pub fn stop_sound(&mut self, _p: &ClientboundStopSound) {}
1589    pub fn tab_list(&mut self, _p: &ClientboundTabList) {}
1590    pub fn tag_query(&mut self, _p: &ClientboundTagQuery) {}
1591    pub fn take_item_entity(&mut self, _p: &ClientboundTakeItemEntity) {}
1592    pub fn bundle_delimiter(&mut self, _p: &ClientboundBundleDelimiter) {}
1593    pub fn damage_event(&mut self, _p: &ClientboundDamageEvent) {}
1594    pub fn hurt_animation(&mut self, _p: &ClientboundHurtAnimation) {}
1595    pub fn ticking_state(&mut self, _p: &ClientboundTickingState) {}
1596    pub fn ticking_step(&mut self, _p: &ClientboundTickingStep) {}
1597    pub fn reset_score(&mut self, _p: &ClientboundResetScore) {}
1598    pub fn cookie_request(&mut self, _p: &ClientboundCookieRequest) {}
1599    pub fn debug_sample(&mut self, _p: &ClientboundDebugSample) {}
1600    pub fn pong_response(&mut self, _p: &ClientboundPongResponse) {}
1601    pub fn store_cookie(&mut self, _p: &ClientboundStoreCookie) {}
1602    pub fn transfer(&mut self, _p: &ClientboundTransfer) {}
1603    pub fn move_minecart_along_track(&mut self, _p: &ClientboundMoveMinecartAlongTrack) {}
1604    pub fn set_held_slot(&mut self, p: &ClientboundSetHeldSlot) {
1605        debug!("Got set held slot packet {p:?}");
1606
1607        as_system::<Query<&mut Inventory>>(self.ecs, |mut query| {
1608            let mut inventory = query.get_mut(self.player).unwrap();
1609            if p.slot <= 8 {
1610                inventory.selected_hotbar_slot = p.slot as u8;
1611            }
1612        });
1613    }
1614    pub fn set_player_inventory(&mut self, _p: &ClientboundSetPlayerInventory) {}
1615    pub fn projectile_power(&mut self, _p: &ClientboundProjectilePower) {}
1616    pub fn custom_report_details(&mut self, _p: &ClientboundCustomReportDetails) {}
1617    pub fn server_links(&mut self, _p: &ClientboundServerLinks) {}
1618    pub fn player_rotation(&mut self, _p: &ClientboundPlayerRotation) {}
1619    pub fn recipe_book_add(&mut self, _p: &ClientboundRecipeBookAdd) {}
1620    pub fn recipe_book_remove(&mut self, _p: &ClientboundRecipeBookRemove) {}
1621    pub fn recipe_book_settings(&mut self, _p: &ClientboundRecipeBookSettings) {}
1622    pub fn test_instance_block_status(&mut self, _p: &ClientboundTestInstanceBlockStatus) {}
1623    pub fn waypoint(&mut self, _p: &ClientboundWaypoint) {}
1624
1625    pub fn clear_dialog(&mut self, p: &ClientboundClearDialog) {
1626        debug!("Got clear dialog packet {p:?}");
1627    }
1628    pub fn show_dialog(&mut self, p: &ClientboundShowDialog) {
1629        debug!("Got show dialog packet {p:?}");
1630    }
1631
1632    pub fn debug_block_value(&mut self, p: &ClientboundDebugBlockValue) {
1633        debug!("Got debug block value packet {p:?}");
1634    }
1635    pub fn debug_chunk_value(&mut self, p: &ClientboundDebugChunkValue) {
1636        debug!("Got debug chunk value packet {p:?}");
1637    }
1638    pub fn debug_entity_value(&mut self, p: &ClientboundDebugEntityValue) {
1639        debug!("Got debug entity value packet {p:?}");
1640    }
1641
1642    pub fn debug_event(&mut self, p: &ClientboundDebugEvent) {
1643        debug!("Got debug event packet {p:?}");
1644    }
1645    pub fn game_test_highlight_pos(&mut self, p: &ClientboundGameTestHighlightPos) {
1646        debug!("Got game test highlight pos packet {p:?}");
1647    }
1648}