update advancements packet

2 files changed, 25 insertions, 2 deletions

diff --git a/azalea-protocol/src/mc_buf/read.rs b/azalea-protocol/src/mc_buf/read.rs
index e67cfa3c..991bf53b 100755
--- a/azalea-protocol/src/mc_buf/read.rs
+++ b/azalea-protocol/src/mc_buf/read.rs
@@ -6,7 +6,7 @@ use azalea_core::{
 };
 use byteorder::{ReadBytesExt, WriteBytesExt, BE};
 use serde::Deserialize;
-use std::io::Read;
+use std::{collections::HashMap, hash::Hash, io::Read};
 use tokio::io::{AsyncRead, AsyncReadExt};
 use uuid::Uuid;
 
@@ -294,6 +294,17 @@ impl<T: McBufReadable + Send> McBufReadable for Vec<T> {
     }
 }
 
+impl<K: McBufReadable + Send + Eq + Hash, V: McBufReadable + Send> McBufReadable for HashMap<K, V> {
+    default fn read_into(buf: &mut impl Read) -> Result<Self, String> {
+        let length = buf.read_varint()? as usize;
+        let mut contents = HashMap::with_capacity(length);
+        for _ in 0..length {
+            contents.insert(K::read_into(buf)?, V::read_into(buf)?);
+        }
+        Ok(contents)
+    }
+}
+
 impl McBufReadable for Vec<u8> {
     fn read_into(buf: &mut impl Read) -> Result<Self, String> {
         buf.read_byte_array()
diff --git a/azalea-protocol/src/mc_buf/write.rs b/azalea-protocol/src/mc_buf/write.rs
index 10271bf8..66f129f1 100755
--- a/azalea-protocol/src/mc_buf/write.rs
+++ b/azalea-protocol/src/mc_buf/write.rs
@@ -5,7 +5,7 @@ use azalea_core::{
     serializable_uuid::SerializableUuid, BlockPos, Direction, Slot,
 };
 use byteorder::{BigEndian, WriteBytesExt};
-use std::io::Write;
+use std::{collections::HashMap, io::Write};
 use uuid::Uuid;
 
 pub trait Writable: Write {
@@ -174,6 +174,18 @@ impl<T: McBufWritable> McBufWritable for Vec<T> {
     }
 }
 
+impl<K: McBufWritable, V: McBufWritable> McBufWritable for HashMap<K, V> {
+    default fn write_into(&self, buf: &mut impl Write) -> Result<(), std::io::Error> {
+        u32::var_write_into(&(self.len() as u32), buf)?;
+        for (key, value) in self {
+            key.write_into(buf)?;
+            value.write_into(buf)?;
+        }
+
+        Ok(())
+    }
+}
+
 impl McBufWritable for Vec<u8> {
     fn write_into(&self, buf: &mut impl Write) -> Result<(), std::io::Error> {
         buf.write_byte_array(self)