From 7d901e39bc10a855b545d7b6c167f45148a1fb0a Mon Sep 17 00:00:00 2001
From: mat <27899617+mat-1@users.noreply.github.com>
Date: Wed, 7 Dec 2022 21:09:58 -0600
Subject: 1.19.3 (#34)

* start updating to 22w42a

* work a bit more on 22w42a

* player chat packet

* serverbound hello packet

* Update mod.rs

* add more stuff to clientbound player chat packet

* ClientboundPlayerInfoUpdatePacket

* features enabled and container closed

* serverbound chat packets

* make it compile

* 22w43a

* ServerboundChatSessionUpdatePacket

* profile_public_key isn't Option anymore

* Update bitset.rs

* joining a server works

* fix entitydatavalue

* backtraces + fix clientbound chat message

* fix some warnings and add more ecomments

* 22w44a

* generate en_us.json

* add updating guide to codegen/readme

* fix some markdown

* update list of generated things

* metadata stuff

* Replace PJS generator mod with PixLyzer (#38)

* pixlizer extractor

* start working on shape extraction

* fix generating language

* fix pixlyzer shape generation

* use empty_shape

* generate blocks and shapes

* update pixlyzer dir

* Revert "update pixlyzer dir"

This reverts commit ee9a0e7a49936dd8569c610ba9b6455895eeff71.

* fix

* fix

* Revert "fix"

This reverts commit ad12ddcb009ccc4eeb13ddef0871db1d9322ab7d.

* fix

* detect pixlyzer fail

* fix pixlyzer

* 22w45a

* gen entities

* add async-trait dep

* update codegen/readme.md

* explain when rust_log should be used

* remove some unused code

* start fixing pixlyzer issues

* fix a thing in codegen

* almost fixed

* more progress towards 1.19.3

* 1.19.3-pre2

* fixes

* revert some hardcoded property names

* Delete clientbound_player_info_packet.rs

* handle 1.19.3 player info packets

* handle playerinforemove

* start updating to 1.19.3-rc1

* optional registries work

* fix some issues with 1.19.3

chat doesn't work yet

* aaaaaaaaaaaaaaaaa

* oh

* ignore unused shapes

* uncomment generate_blocks

* fix migrate

* 1.19.3-rc2

* fix clippy warnings

* 1.19.3-rc3

* split the azalea-buf macro into separate modules

* improve Recipe in protocol

* 1.19.3
---
 codegen/lib/code/registry.py | 41 +++++++++++++++++++++++++++++++++++++++--
 1 file changed, 39 insertions(+), 2 deletions(-)

(limited to 'codegen/lib/code/registry.py')

diff --git a/codegen/lib/code/registry.py b/codegen/lib/code/registry.py
index c22eefe9..4df82c09 100755
--- a/codegen/lib/code/registry.py
+++ b/codegen/lib/code/registry.py
@@ -9,8 +9,45 @@ REGISTRIES_DIR = get_dir_location('../azalea-registry/src/lib.rs')
 def generate_registries(registries: dict):
     code = []
 
-    code.append('use azalea_registry_macros::registry;')
-    code.append('')
+    code.append('''// This file is automatically generated in codegen/lib/code/registry.py
+
+use azalea_buf::{BufReadError, McBufReadable, McBufVarReadable, McBufVarWritable, McBufWritable};
+use azalea_registry_macros::registry;
+use std::io::{Cursor, Write};
+
+pub trait Registry
+where
+    Self: Sized,
+{
+    fn from_u32(value: u32) -> Option<Self>;
+    fn to_u32(&self) -> u32;
+}
+
+/// A registry that might not be present. This is transmitted as a single
+/// varint in the protocol.
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
+pub struct OptionalRegistry<T: Registry>(Option<T>);
+
+impl<T: Registry> McBufReadable for OptionalRegistry<T> {
+    fn read_from(buf: &mut Cursor<&[u8]>) -> Result<Self, BufReadError> {
+        Ok(OptionalRegistry(match u32::var_read_from(buf)? {
+            0 => None,
+            value => Some(
+                T::from_u32(value - 1)
+                    .ok_or(BufReadError::UnexpectedEnumVariant { id: value as i32 })?,
+            ),
+        }))
+    }
+}
+impl<T: Registry> McBufWritable for OptionalRegistry<T> {
+    fn write_into(&self, buf: &mut impl Write) -> Result<(), std::io::Error> {
+        match &self.0 {
+            None => 0u32.var_write_into(buf),
+            Some(value) => (value.to_u32() + 1).var_write_into(buf),
+        }
+    }
+}
+''')
 
     for registry_name, registry in registries.items():
         # registry!(Block, {
-- 
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