Tried to implement insert gap, but missing encode_value on serializer

Author: ospfranco

crates/matrix-sdk-indexeddb/src/event_cache_store/idb_operations.rs

@@ -62,3 +62,12 @@ pub async fn insert_chunk(
 
     Ok(())
 }
+
+pub async fn insert_gap(
+    _store: &IdbObjectStore<'_>,
+    _hashed_room_id: &String,
+    _new: u64,
+    _prev_token: Option<u64>,
+) -> Result<(), web_sys::DomException> {
+    Ok(())
+}

crates/matrix-sdk-indexeddb/src/event_cache_store/mod.rs

@@ -151,6 +151,9 @@ impl_event_cache_store!({
                     .await?;
                 }
                 Update::NewGapChunk { previous, new, next, gap } => {
+                    let serialized = serde_json::to_vec(&gap.prev_token)?;
+                    let prev_token = self.serializer.encode_value(serialized)?;
+
                     let previous = previous.as_ref().map(ChunkIdentifier::index);
                     let new = new.index();
                     let next = next.as_ref().map(ChunkIdentifier::index);
@@ -166,6 +169,9 @@ impl_event_cache_store!({
                         CHUNK_TYPE_GAP_TYPE_STRING,
                     )
                     .await?;
+
+                    idb_operations::insert_gap(&object_store, &hashed_room_id, new, prev_token)
+                        .await?
                 }
                 Update::RemoveChunk(_chunk_identifier) => todo!(),
                 Update::PushItems { at: _, items: _ } => todo!(),