Keep BlockRangeRootRetriever in the shared transaction repository

For this we need to enable `mithril-common` `fs` feature in
`mithril-persistence`.
This is fine since both nodes that use the persistence library
also need this feature.

Author: Alenar

internal/mithril-persistence/Cargo.toml

@@ -16,7 +16,7 @@ anyhow = "1.0.79"
 async-trait = "0.1.77"
 chrono = { version = "0.4.33", features = ["serde"] }
 hex = "0.4.3"
-mithril-common = { path = "../../mithril-common" }
+mithril-common = { path = "../../mithril-common", features = ["fs"] }
 semver = "1.0.21"
 serde = { version = "1.0.196", features = ["derive"] }
 serde_json = "1.0.113"

internal/mithril-persistence/src/database/repository/cardano_transaction_repository.rs

@@ -2,13 +2,15 @@ use std::ops::Range;
 use std::sync::Arc;
 
 use anyhow::Context;
+use async_trait::async_trait;
 use sqlite::Value;
 
 use mithril_common::crypto_helper::MKTreeNode;
 use mithril_common::entities::{
     BlockHash, BlockNumber, BlockRange, CardanoTransaction, ImmutableFileNumber, SlotNumber,
     TransactionHash,
 };
+use mithril_common::signable_builder::BlockRangeRootRetriever;
 use mithril_common::StdResult;
 
 use crate::database::provider::{
@@ -300,6 +302,23 @@ impl CardanoTransactionRepository {
     }
 }
 
+#[async_trait]
+impl BlockRangeRootRetriever for CardanoTransactionRepository {
+    async fn retrieve_block_range_roots(
+        &self,
+        up_to_beacon: ImmutableFileNumber,
+    ) -> StdResult<Box<dyn Iterator<Item = (BlockRange, MKTreeNode)>>> {
+        // Get the highest block number for the given immutable number.
+        // This is a temporary fix that will be removed when the retrieval is based on block number instead of immutable number.
+        let block_number = self
+            .get_highest_block_number_for_immutable_number(up_to_beacon)
+            .await?
+            .unwrap_or(0);
+
+        self.retrieve_block_range_roots_up_to(block_number).await
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use crate::database::provider::GetBlockRangeRootProvider;