neptune-explorer/src/rpc/utxo_digest.rs

use std::sync::Arc;

use axum::extract::Path;
use axum::extract::State;
use axum::response::IntoResponse;
use axum::response::Json;
use neptune_cash::prelude::twenty_first::tip5::Digest;
use tarpc::context;

use crate::http_util::not_found_err;
use crate::http_util::rpc_err;
use crate::http_util::rpc_method_err;
use crate::model::app_state::AppState;

#[axum::debug_handler]
pub async fn utxo_digest(
    Path(index): Path<u64>,
    State(state): State<Arc<AppState>>,
) -> Result<Json<Digest>, impl IntoResponse> {
    let s = state.load();
    let cache = s.transparent_utxos_cache.clone();
    match s
        .rpc_client
        .utxo_digest(context::current(), s.token(), index, cache)
        .await
        .map_err(rpc_err)?
        .map_err(rpc_method_err)?
    {
        Some(digest) => Ok(Json(digest)),
        None => Err(not_found_err()),
    }
}