1.21.9 (#235)

* start updating to 25w33a

* 1.21.9-pre2

* clippy

* cleanup, and fix c_explode and c_player_rotation

* mc update should be in Changed section in the changelog

* 1.21.9

2 files changed, 237 insertions, 0 deletions

diff --git a/azalea-protocol/src/common/debug_subscription.rs b/azalea-protocol/src/common/debug_subscription.rs
new file mode 100644
index 00000000..221cd98c
--- /dev/null
+++ b/azalea-protocol/src/common/debug_subscription.rs
@@ -0,0 +1,236 @@
+use std::fmt::Debug;
+
+use azalea_buf::AzBuf;
+use azalea_core::position::{BlockPos, Vec3};
+use azalea_registry::{Block, DebugSubscription, GameEvent, PointOfInterestKind};
+
+// see DebugSubscriptions.java
+
+macro_rules! debug_subscription_enum {
+    ($($variant:ident($ty:ty),)*) => {
+        #[derive(Clone, Debug, AzBuf, PartialEq)]
+        pub enum DebugSubscriptionEvent {
+            $( $variant($ty), )*
+        }
+        #[derive(Clone, Debug, AzBuf, PartialEq)]
+        pub enum DebugSubscriptionUpdate {
+            $( $variant(Option<$ty>), )*
+        }
+
+        impl DebugSubscriptionEvent {
+            pub fn matches_registry_variant(&self, kind: DebugSubscription) -> bool {
+                // this mostly exists to cause a compile error whenever the
+                // DebugSubscription registry is updated, since we need to
+                // update the debug_subscription_enum block manually
+                match kind {
+                    $(
+                        DebugSubscription::$variant => matches!(self, Self::$variant(_)),
+                    )*
+                }
+            }
+        }
+        impl DebugSubscriptionUpdate {
+            pub fn matches_registry_variant(&self, kind: DebugSubscription) -> bool {
+                match kind {
+                    $(
+                        DebugSubscription::$variant => matches!(self, Self::$variant(_)),
+                    )*
+                }
+            }
+        }
+    };
+}
+
+// we need the values to exist as required and optional, so we create two nearly
+// identical enums with a macro
+debug_subscription_enum! {
+    DedicatedServerTickTime(()),
+    Bees(DebugBeeInfo),
+    Brains(DebugBrainDump),
+    Breezes(DebugBreezeInfo),
+    GoalSelectors(DebugGoalInfo),
+    EntityPaths(DebugPathInfo),
+    EntityBlockIntersections(DebugEntityBlockIntersection),
+    BeeHives(DebugHiveInfo),
+    Pois(DebugPoiInfo),
+    RedstoneWireOrientations(DebugRedstoneOrientation),
+    VillageSections(()),
+    Raids(Vec<BlockPos>),
+    Structures(Vec<DebugStructureInfo>),
+    GameEventListeners(DebugGameEventListenerInfo),
+    NeighborUpdates(BlockPos),
+    GameEvents(DebugGameEventInfo),
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugBeeInfo {
+    pub hive_pos: Option<BlockPos>,
+    pub flower_pos: Option<BlockPos>,
+    #[var]
+    pub travel_ticks: i32,
+    pub blacklisted_hives: Vec<BlockPos>,
+}
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugBrainDump {
+    pub name: String,
+    pub profession: String,
+    pub xp: i32,
+    pub health: f32,
+    pub max_health: f32,
+    pub inventory: String,
+    pub wants_golem: bool,
+    pub anger_level: i32,
+    pub activities: Vec<String>,
+    pub behaviors: Vec<String>,
+    pub memories: Vec<String>,
+    pub gossips: Vec<String>,
+    pub pois: Vec<BlockPos>,
+    pub potential_pois: Vec<BlockPos>,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugBreezeInfo {
+    #[var]
+    pub attack_target: Option<i32>,
+    pub jump_target: Option<BlockPos>,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugGoalInfo {
+    #[var]
+    pub priority: i32,
+    pub is_running: bool,
+    #[limit(255)]
+    pub name: String,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugPathInfo {
+    pub path: MinecraftPath,
+    pub max_node_distance: f32,
+}
+
+#[derive(Clone, Copy, Debug, AzBuf, PartialEq)]
+pub enum DebugEntityBlockIntersection {
+    InBlock,
+    InFluid,
+    InAir,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugHiveInfo {
+    pub kind: Block,
+    #[var]
+    pub occupant_count: i32,
+    #[var]
+    pub honey_level: i32,
+    pub sedated: bool,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugPoiInfo {
+    pub pos: BlockPos,
+    pub poi_kind: PointOfInterestKind,
+    #[var]
+    pub free_ticket_count: i32,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugRedstoneOrientation {
+    #[var]
+    pub id: u32,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugStructureInfo {
+    pub bounding_box: StructureBoundingBox,
+    pub pieces: Vec<StructurePiece>,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugGameEventListenerInfo {
+    #[var]
+    pub listener_radius: i32,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct DebugGameEventInfo {
+    pub event: GameEvent,
+    pub pos: Vec3,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct StructureBoundingBox {
+    pub min: BlockPos,
+    pub max: BlockPos,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct StructurePiece {
+    pub bounding_box: StructureBoundingBox,
+    pub is_start: bool,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct MinecraftPath {
+    pub reached: bool,
+    pub next_node_index: i32,
+    pub block_pos: BlockPos,
+    pub nodes: Vec<MinecraftPathNode>,
+    pub debug_data: MinecraftPathDebugData,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct MinecraftPathNode {
+    pub x: i32,
+    pub y: i32,
+    pub z: i32,
+    pub contents: MinecraftPathNodeContents,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct MinecraftPathNodeContents {
+    pub walked_distance: f32,
+    pub cost_malus: f32,
+    pub closed: bool,
+    pub kind: MinecraftPathNodeKind,
+    pub f: f32,
+}
+
+// PathType.java
+#[derive(Clone, Copy, Debug, AzBuf, PartialEq)]
+pub enum MinecraftPathNodeKind {
+    Blocked,
+    Open,
+    Walkable,
+    WalkableDoor,
+    Trapdoor,
+    PowderSnow,
+    DangerPowderSnow,
+    Fence,
+    Lava,
+    Water,
+    WaterBorder,
+    Rail,
+    UnpassableRail,
+    DangerFire,
+    DamageFire,
+    DangerOther,
+    DamageOther,
+    DoorOpen,
+    DoorWoodClosed,
+    DoorIronClosed,
+    Breach,
+    Leaves,
+    StickyHoney,
+    Cocoa,
+    DamageCautious,
+    DangerTrapdoor,
+}
+
+#[derive(Clone, Debug, AzBuf, PartialEq)]
+pub struct MinecraftPathDebugData {
+    pub target_nodes: Vec<MinecraftPathNode>,
+    pub open_set: Vec<MinecraftPathNode>,
+    pub closed_set: Vec<MinecraftPathNode>,
+}
diff --git a/azalea-protocol/src/common/mod.rs b/azalea-protocol/src/common/mod.rs
index f666fc8b..c5da374a 100644
--- a/azalea-protocol/src/common/mod.rs
+++ b/azalea-protocol/src/common/mod.rs
@@ -1,6 +1,7 @@
 //! Some serializable data types that are used by several packets.
 
 pub mod client_information;
+pub mod debug_subscription;
 pub mod movements;
 pub mod recipe;
 pub mod server_links;