From f9e4b65713bbacabcd54416a388a92b90f56ab47 Mon Sep 17 00:00:00 2001
From: mat <git@matdoes.dev>
Date: Thu, 26 Jun 2025 12:32:01 +0930
Subject: start adding packet_order test

---
 azalea-client/src/plugins/attack.rs          |  1 +
 azalea-client/src/plugins/loading.rs         |  9 ++++---
 azalea-client/src/plugins/movement.rs        | 36 +++++++++++++++-------------
 azalea-client/src/plugins/packet/game/mod.rs | 17 ++++---------
 4 files changed, 31 insertions(+), 32 deletions(-)

(limited to 'azalea-client/src/plugins')

diff --git a/azalea-client/src/plugins/attack.rs b/azalea-client/src/plugins/attack.rs
index 86ed5de5..ec4337e5 100644
--- a/azalea-client/src/plugins/attack.rs
+++ b/azalea-client/src/plugins/attack.rs
@@ -90,6 +90,7 @@ impl Client {
 pub struct AttackQueued {
     pub target: Entity,
 }
+#[allow(clippy::type_complexity)]
 pub fn handle_attack_queued(
     mut commands: Commands,
     mut query: Query<(
diff --git a/azalea-client/src/plugins/loading.rs b/azalea-client/src/plugins/loading.rs
index 217d6f75..b195868b 100644
--- a/azalea-client/src/plugins/loading.rs
+++ b/azalea-client/src/plugins/loading.rs
@@ -14,8 +14,8 @@ impl Plugin for PlayerLoadedPlugin {
             GameTick,
             player_loaded_packet
                 .after(PhysicsSet)
-                .after(MiningSet)
-                .after(crate::movement::send_position),
+                .before(MiningSet)
+                .before(crate::movement::send_position),
         );
     }
 }
@@ -36,8 +36,11 @@ pub fn player_loaded_packet(
         Entity,
         (
             With<LocalEntity>,
-            With<InLoadedChunk>,
             Without<HasClientLoaded>,
+            // the vanilla client waits for the chunk mesh to be "compiled" for the renderer (or
+            // some other conditions) before sending PlayerLoaded. see LevelLoadStatusManager.tick
+            // in the decompiled source
+            With<InLoadedChunk>,
         ),
     >,
 ) {
diff --git a/azalea-client/src/plugins/movement.rs b/azalea-client/src/plugins/movement.rs
index b4649f20..5d43261f 100644
--- a/azalea-client/src/plugins/movement.rs
+++ b/azalea-client/src/plugins/movement.rs
@@ -6,14 +6,17 @@ use azalea_entity::{
     metadata::Sprinting,
 };
 use azalea_physics::{PhysicsSet, ai_step};
-use azalea_protocol::packets::{
-    Packet,
-    game::{
-        ServerboundPlayerCommand, ServerboundPlayerInput,
-        s_move_player_pos::ServerboundMovePlayerPos,
-        s_move_player_pos_rot::ServerboundMovePlayerPosRot,
-        s_move_player_rot::ServerboundMovePlayerRot,
-        s_move_player_status_only::ServerboundMovePlayerStatusOnly,
+use azalea_protocol::{
+    common::movements::MoveFlags,
+    packets::{
+        Packet,
+        game::{
+            ServerboundPlayerCommand, ServerboundPlayerInput,
+            s_move_player_pos::ServerboundMovePlayerPos,
+            s_move_player_pos_rot::ServerboundMovePlayerPosRot,
+            s_move_player_rot::ServerboundMovePlayerRot,
+            s_move_player_status_only::ServerboundMovePlayerStatusOnly,
+        },
     },
 };
 use azalea_world::{MinecraftEntityId, MoveEntityError};
@@ -186,12 +189,16 @@ pub fn send_position(
             // if self.is_passenger() {
             //   TODO: posrot packet for being a passenger
             // }
+            let flags = MoveFlags {
+                on_ground: physics.on_ground(),
+                horizontal_collision: physics.horizontal_collision,
+            };
             let packet = if sending_position && sending_direction {
                 Some(
                     ServerboundMovePlayerPosRot {
                         pos: **position,
                         look_direction: *direction,
-                        on_ground: physics.on_ground(),
+                        flags,
                     }
                     .into_variant(),
                 )
@@ -199,7 +206,7 @@ pub fn send_position(
                 Some(
                     ServerboundMovePlayerPos {
                         pos: **position,
-                        on_ground: physics.on_ground(),
+                        flags,
                     }
                     .into_variant(),
                 )
@@ -207,17 +214,12 @@ pub fn send_position(
                 Some(
                     ServerboundMovePlayerRot {
                         look_direction: *direction,
-                        on_ground: physics.on_ground(),
+                        flags,
                     }
                     .into_variant(),
                 )
             } else if physics.last_on_ground() != physics.on_ground() {
-                Some(
-                    ServerboundMovePlayerStatusOnly {
-                        on_ground: physics.on_ground(),
-                    }
-                    .into_variant(),
-                )
+                Some(ServerboundMovePlayerStatusOnly { flags }.into_variant())
             } else {
                 None
             };
diff --git a/azalea-client/src/plugins/packet/game/mod.rs b/azalea-client/src/plugins/packet/game/mod.rs
index 1ea4db10..d9940937 100644
--- a/azalea-client/src/plugins/packet/game/mod.rs
+++ b/azalea-client/src/plugins/packet/game/mod.rs
@@ -12,7 +12,10 @@ use azalea_entity::{
     indexing::{EntityIdIndex, EntityUuidIndex},
     metadata::{Health, apply_metadata},
 };
-use azalea_protocol::packets::{ConnectionProtocol, game::*};
+use azalea_protocol::{
+    common::movements::MoveFlags,
+    packets::{ConnectionProtocol, game::*},
+};
 use azalea_world::{InstanceContainer, InstanceName, MinecraftEntityId, PartialInstance};
 use bevy_ecs::{prelude::*, system::SystemState};
 pub use events::*;
@@ -319,15 +322,6 @@ impl GamePacketHandler<'_> {
                         .entity(self.player)
                         .insert(LoadedBy(HashSet::from_iter(vec![self.player])));
                 }
-
-                // send the client information that we have set
-                debug!(
-                    "Sending client information because login: {:?}",
-                    client_information
-                );
-                commands.trigger(SendPacketEvent::new(self.player,
-                    azalea_protocol::packets::game::s_client_information::ServerboundClientInformation { client_information: client_information.clone() },
-                ));
             },
         );
     }
@@ -443,8 +437,7 @@ impl GamePacketHandler<'_> {
                 ServerboundMovePlayerPosRot {
                     pos: **position,
                     look_direction: *direction,
-                    // this is always false
-                    on_ground: false,
+                    flags: MoveFlags::default(),
                 },
             ));
         });
-- 
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