Refine peer networking and chunked file transfers

crates/lanspread-db/src/db.rs

@@ -179,6 +179,8 @@ pub struct GameFileDescription {
     pub game_id: String,
     pub relative_path: String,
     pub is_dir: bool,
+    #[serde(default)]
+    pub size: Option<u64>,
 }
 
 impl GameFileDescription {
@@ -186,6 +188,11 @@ impl GameFileDescription {
     pub fn is_version_ini(&self) -> bool {
         self.relative_path.ends_with("/version.ini")
     }
+
+    #[must_use]
+    pub fn file_size(&self) -> Option<u64> {
+        if self.is_dir { None } else { self.size }
+    }
 }
 
 impl fmt::Debug for GameFileDescription {
@@ -193,10 +200,11 @@ impl fmt::Debug for GameFileDescription {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(
             f,
-            "{}: [{}] path:{}",
+            "{}: [{}] path:{} size:{}",
             self.game_id,
             if self.is_dir { 'D' } else { 'F' },
             self.relative_path,
+            self.size.unwrap_or_default(),
         )
     }
 }