fix(torii): handle failed metadata fetch and empty metadata in db

commit-id:5474e77e

crates/torii/core/src/executor/erc.rs

@@ -242,9 +242,18 @@ impl<'c, P: Provider + Sync + Send + 'static> Executor<'c, P> {
                     "Failed to fetch metadata for token_id: {}",
                     register_erc721_token.actual_token_id
                 )
-            })?;
+            });
 
-            serde_json::to_string(&metadata).context("Failed to serialize metadata")?
+            if let Ok(metadata) = metadata {
+                serde_json::to_string(&metadata).context("Failed to serialize metadata")?
+            } else {
+                warn!(
+                contract_address = format!("{:#x}", register_erc721_token.contract_address),
+                    token_id = %register_erc721_token.actual_token_id,
+                    "Error fetching metadata, empty metadata will be used instead.",
+                );
+                "".to_string()
+            }
         };
 
         Ok(RegisterErc721TokenMetadata { query: register_erc721_token, metadata, name, symbol })

crates/torii/core/src/executor/mod.rs

@@ -679,8 +679,6 @@ impl<'c, P: Provider + Sync + Send + 'static> Executor<'c, P> {
 
                 self.register_tasks.spawn(async move {
                     let permit = semaphore.acquire().await.unwrap();
-                    let span = tracing::span!(tracing::Level::INFO, "contract_address_span", contract_address = %register_erc721_token.contract_address);
-                    let _enter = span.enter();
 
                     let result = Self::process_register_erc721_token_query(
                         register_erc721_token,

crates/torii/graphql/src/object/erc/token_balance.rs

@@ -103,7 +103,10 @@ async fn fetch_token_balances(
          JOIN tokens t ON b.token_id = t.id
          JOIN contracts c ON t.contract_address = c.contract_address"
     );
-    let mut conditions = vec!["b.account_address = ?".to_string()];
+    let mut conditions = vec![
+        "(b.account_address = ?)".to_string(),
+        "(t.metadata IS NULL OR length(t.metadata) > 0)".to_string(),
+    ];
 
     let mut cursor_param = &connection.after;
     if let Some(after_cursor) = &connection.after {
@@ -234,14 +237,9 @@ fn token_balances_connection_output<'a>(
                 let token_id = row.token_id.split(':').collect::<Vec<&str>>();
                 assert!(token_id.len() == 2);
 
-                // skip the token if metadata is null
-                if row.metadata.is_none() {
-                    continue;
-                }
-                let metadata_str = row.metadata.as_ref().unwrap();
-
+                let metadata_str = row.metadata;
                 let metadata: serde_json::Value =
-                    serde_json::from_str(metadata_str).expect("metadata is always json");
+                    serde_json::from_str(&metadata_str).expect("metadata is always json");
                 let metadata_name =
                     metadata.get("name").map(|v| v.to_string().trim_matches('"').to_string());
                 let metadata_description = metadata
@@ -301,5 +299,5 @@ struct BalanceQueryResultRaw {
     pub token_id: String,
     pub balance: String,
     pub contract_type: String,
-    pub metadata: Option<String>,
+    pub metadata: String,
 }

crates/torii/graphql/src/object/erc/token_transfer.rs

@@ -119,7 +119,10 @@ JOIN
 "#,
     );
 
-    let mut conditions = vec!["et.from_address = ? OR et.to_address = ?".to_string()];
+    let mut conditions = vec![
+        "(et.from_address = ? OR et.to_address = ?)".to_string(),
+        "(t.metadata IS NULL OR length(t.metadata) > 0)".to_string(),
+    ];
 
     let mut cursor_param = &connection.after;
     if let Some(after_cursor) = &connection.after {
@@ -263,14 +266,9 @@ fn token_transfers_connection_output<'a>(
                 let token_id = row.token_id.split(':').collect::<Vec<&str>>();
                 assert!(token_id.len() == 2);
 
-                // skip the token if metadata is null
-                if row.metadata.is_none() {
-                    continue;
-                }
-
-                let metadata_str = row.metadata.as_ref().unwrap();
+                let metadata_str = row.metadata;
                 let metadata: serde_json::Value =
-                    serde_json::from_str(metadata_str).expect("metadata is always json");
+                    serde_json::from_str(&metadata_str).expect("metadata is always json");
                 let metadata_name =
                     metadata.get("name").map(|v| v.to_string().trim_matches('"').to_string());
                 let metadata_description = metadata
@@ -339,7 +337,7 @@ struct TransferQueryResultRaw {
     pub symbol: String,
     pub decimals: u8,
     pub contract_type: String,
-    pub metadata: Option<String>,
+    pub metadata: String,
 }
 
 #[derive(Debug, Clone)]