miden-node-rpc 0.15.0

use miden_node_proto::generated as proto;
use miden_node_utils::tracing::OpenTelemetrySpanExt;
use miden_protocol::block::BlockNumber;
use tracing::{Span, debug};

use super::{COMPONENT, RpcService, database_error_to_status};

#[tonic::async_trait]
impl proto::server::rpc_api::GetBlockByNumber for RpcService {
    type Input = proto::blockchain::BlockRequest;
    type Output = proto::blockchain::MaybeBlock;

    fn decode(request: proto::blockchain::BlockRequest) -> tonic::Result<Self::Input> {
        Ok(request)
    }

    fn encode(output: Self::Output) -> tonic::Result<proto::blockchain::MaybeBlock> {
        Ok(output)
    }

    async fn handle(&self, request: Self::Input) -> tonic::Result<Self::Output> {
        Span::current().set_attribute("block.number", request.block_num);
        debug!(target: COMPONENT, ?request);

        let block_num = BlockNumber::from(request.block_num);
        let block = self
            .store
            .load_block(block_num)
            .await
            .map_err(|err| database_error_to_status(&err))?;
        let proof = if request.include_proof.unwrap_or_default() {
            self.store
                .load_proof(block_num)
                .await
                .map_err(|err| database_error_to_status(&err))?
        } else {
            None
        };

        Ok(proto::blockchain::MaybeBlock { block, proof })
    }
}