From 96eba2b39a596dd19c29a93aaa3b5bb9b700ba62 Mon Sep 17 00:00:00 2001
From: mat <github@matdoes.dev>
Date: Mon, 3 Jan 2022 00:14:41 -0600
Subject: difficulty packet

---
 azalea-protocol/src/mc_buf/read.rs | 38 +++++++++++++++++++++++++++++++++++++-
 1 file changed, 37 insertions(+), 1 deletion(-)

(limited to 'azalea-protocol/src/mc_buf/read.rs')

diff --git a/azalea-protocol/src/mc_buf/read.rs b/azalea-protocol/src/mc_buf/read.rs
index 5127860e..0fa1d099 100644
--- a/azalea-protocol/src/mc_buf/read.rs
+++ b/azalea-protocol/src/mc_buf/read.rs
@@ -1,5 +1,8 @@
 use async_trait::async_trait;
-use azalea_core::{game_type::GameType, resource_location::ResourceLocation};
+use azalea_core::{
+    difficulty::Difficulty, game_type::GameType, resource_location::ResourceLocation,
+};
+use num_traits::FromPrimitive;
 use tokio::io::{AsyncRead, AsyncReadExt};
 
 use super::MAX_STRING_LENGTH;
@@ -338,6 +341,28 @@ impl McBufReadable for bool {
     }
 }
 
+// u8
+#[async_trait]
+impl McBufReadable for u8 {
+    async fn read_into<R>(buf: &mut R) -> Result<Self, String>
+    where
+        R: AsyncRead + std::marker::Unpin + std::marker::Send,
+    {
+        buf.read_byte().await
+    }
+}
+
+// i8
+#[async_trait]
+impl McBufReadable for i8 {
+    async fn read_into<R>(buf: &mut R) -> Result<Self, String>
+    where
+        R: AsyncRead + std::marker::Unpin + std::marker::Send,
+    {
+        buf.read_byte().await.map(|i| i as i8)
+    }
+}
+
 // GameType
 #[async_trait]
 impl McBufReadable for GameType {
@@ -386,3 +411,14 @@ impl McBufReadable for azalea_nbt::Tag {
         buf.read_nbt().await
     }
 }
+
+// Difficulty
+#[async_trait]
+impl McBufReadable for Difficulty {
+    async fn read_into<R>(buf: &mut R) -> Result<Self, String>
+    where
+        R: AsyncRead + std::marker::Unpin + std::marker::Send,
+    {
+        Ok(Difficulty::by_id(u8::read_into(buf).await?))
+    }
+}
-- 
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