Break: refactor the models

src/models/battle_results.rs

@@ -0,0 +1,44 @@
+use prost::bytes::Buf;
+use prost::Message;
+
+use crate::error::Error;
+use crate::result::Result;
+
+impl BattleResults {
+    /// Parse battle results from the buffer.
+    ///
+    /// Note, that this does NOT parse `battle_results.dat` itself, but the un-pickled tuple element.
+    pub fn parse(buffer: impl Buf) -> Result<Self> {
+        Self::decode(buffer).map_err(Error::DecodeFailed)
+    }
+}
+
+#[derive(Message)]
+pub struct BattleResults {
+    #[prost(int64, tag = "2")]
+    pub timestamp: i64,
+
+    #[prost(message, repeated, tag = "201")]
+    pub players: Vec<Player>,
+}
+
+#[derive(Message)]
+pub struct Player {
+    #[prost(uint32, tag = "1")]
+    pub account_id: u32,
+
+    #[prost(message, required, tag = "2")]
+    pub info: PlayerInfo,
+}
+
+#[derive(Message)]
+pub struct PlayerInfo {
+    #[prost(string, tag = "1")]
+    pub nickname: String,
+
+    #[prost(uint32, optional, tag = "2")]
+    pub platoon_id: Option<u32>,
+
+    #[prost(uint32, tag = "3")]
+    pub team_number: u32,
+}

src/models/battle_results_dat.rs

@@ -0,0 +1,6 @@
+use serde::Deserialize;
+use serde_bytes::ByteBuf;
+
+/// Represents un-pickled `battle_results.dat`.
+#[derive(Debug, Deserialize)]
+pub struct BattleResultsDat(pub(crate) u64, pub(crate) ByteBuf);