From 6ae94b96e6d51e3bf251d4a01f17fa7d41c9500f Mon Sep 17 00:00:00 2001
From: mat <github@matdoes.dev>
Date: Mon, 20 Dec 2021 15:22:02 -0600
Subject: start adding nbt to the protocol

---
 .../src/packets/game/clientbound_login_packet.rs   | 32 +++++++++++++++++-----
 1 file changed, 25 insertions(+), 7 deletions(-)

(limited to 'azalea-protocol/src/packets')

diff --git a/azalea-protocol/src/packets/game/clientbound_login_packet.rs b/azalea-protocol/src/packets/game/clientbound_login_packet.rs
index 0e23460e..54205c48 100644
--- a/azalea-protocol/src/packets/game/clientbound_login_packet.rs
+++ b/azalea-protocol/src/packets/game/clientbound_login_packet.rs
@@ -1,9 +1,8 @@
 use super::GamePacket;
 use crate::mc_buf::{Readable, Writable};
 use azalea_core::{game_type::GameType, resource_location::ResourceLocation};
-use std::hash::Hash;
 
-#[derive(Hash, Clone, Debug)]
+#[derive(Clone, Debug)]
 pub struct ClientboundLoginPacket {
     // private final int playerId;
     // private final boolean hardcore;
@@ -27,7 +26,17 @@ pub struct ClientboundLoginPacket {
     pub game_type: GameType,
     pub previous_game_type: Option<GameType>,
     pub levels: Vec<ResourceLocation>,
-    // pub registry_holder: azalea_core::registry::RegistryAccess,
+    pub registry_holder: azalea_nbt::Tag,
+    pub dimension_type: azalea_nbt::Tag,
+    pub dimension: ResourceLocation,
+    pub seed: i64,
+    pub max_players: i32,
+    pub chunk_radius: i32,
+    pub simulation_distance: i32,
+    pub reduced_debug_info: bool,
+    pub show_death_screen: bool,
+    pub is_debug: bool,
+    pub is_flat: bool,
 }
 
 impl ClientboundLoginPacket {
@@ -35,10 +44,19 @@ impl ClientboundLoginPacket {
         GamePacket::ClientboundLoginPacket(self)
     }
 
-    pub fn write(&self, buf: &mut Vec<u8>) {
-        buf.write_int(self.player_id);
-        // buf.write_bool(self.hardcore);
-        // buf.write_byte(self.game_type.
+    pub fn write(&self, buf: &mut Vec<u8>) -> Result<(), std::io::Error> {
+        buf.write_int(self.player_id)?;
+        buf.write_boolean(self.hardcore)?;
+        buf.write_byte(self.game_type.to_id())?;
+        buf.write_byte(GameType::to_optional_id(&self.previous_game_type) as u8)?;
+        buf.write_list(&self.levels, |buf, resource_location| {
+            buf.write_utf(&resource_location.to_string())
+        })?;
+        self.registry_holder
+            .write(buf)
+            .map_err(|_| std::io::Error::new(std::io::ErrorKind::Other, "write registry holder"))?;
+
+        Ok(())
     }
 
     pub async fn read<T: tokio::io::AsyncRead + std::marker::Unpin + std::marker::Send>(
-- 
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