fix: update asset logging to use serialized values and enhance asset struct with default implementation

src/data_mgt.rs

@@ -10,7 +10,7 @@ use serde_json::Value;
 use crate::DATA_STORAGE;
 use crate::logs::{LogEventType, log_event};
 
-#[derive(Debug, Serialize, Deserialize, Clone)]
+#[derive(Debug, Serialize, Deserialize, Clone, Default)]
 pub struct Asset {
     id: String,
     share_duration: u32,
@@ -83,6 +83,10 @@ impl Asset {
         Ok(bytes)
     }
 
+    pub fn to_value(&self) -> Value {
+        serde_json::to_value(self).unwrap_or(Value::Null)
+    }
+
     pub fn save(&self) -> Result<String> {
         let id = self.id.clone();
         let path = format!("{}{}", DATA_STORAGE, self.id);
@@ -90,16 +94,8 @@ impl Asset {
         std::fs::write(&path, self.to_bytes()?)?;
         Ok(id)
     }
-
 }
 
-impl From<Asset> for Value {
-    fn from(asset: Asset) -> Self {
-        serde_json::to_value(asset).unwrap()
-    }
-}
-
-
 #[derive(Clone)]
 pub struct AssetTracker {
     assets: Arc<Mutex<Vec<Asset>>>,
@@ -124,7 +120,7 @@ impl AssetTracker {
         let removed_assets = assets.extract_if(.., |asset| asset.is_expired());
         for asset in removed_assets {
             println!("[{}] Removing asset: {}", chrono::Local::now().to_rfc3339(), asset.id());
-            log_event(LogEventType::AssetDeleted(asset));
+            log_event(LogEventType::AssetDeleted(asset.to_value()));
         }
     }