Break: decode the players packet

src/models/data/entity_method.rs

@@ -1,16 +1,23 @@
-use std::io::Read;
-
 use byteorder::{LittleEndian, ReadBytesExt};
+use prost::encoding::decode_varint;
+use prost::Message;
 use serde::Serialize;
 use serde_with::serde_as;
 
+use crate::models::data::read_quirky_length;
+use crate::models::data::subtype_2f::Subtype2F;
 use crate::result::Result;
 
 #[serde_as]
 #[derive(Debug, Serialize)]
 pub enum EntityMethod {
     Subtype2F {
-        // prefix: [u8; 9],
+        field_number: u64,
+        sub_type_2f: Subtype2F,
+
+        /// Original payload for investigation.
+        #[serde_as(as = "serde_with::hex::Hex")]
+        payload: Vec<u8>,
     },
 
     /// Default variant when subtype is not known by the parser.
@@ -32,9 +39,15 @@ impl EntityMethod {
 
         let this = match sub_type {
             0x2F => {
-                // let mut prefix = [0; 9];
-                // reader.read_exact(&mut prefix)?;
-                Self::Subtype2F {}
+                let _inner_length = reader.read_u32::<LittleEndian>()?;
+
+                let field_number = decode_varint(&mut reader)?;
+                let message_length = read_quirky_length(&mut reader)?;
+                Self::Subtype2F {
+                    field_number,
+                    sub_type_2f: Subtype2F::decode(&reader[..message_length])?,
+                    payload,
+                }
             }
 
             _ => Self::Unknown { sub_type, payload },