use axum::{extract::{Extension, Path}, Json};
use uuid::Uuid;

use crate::{app_state::{AppState, SettlementSnapshot}, error::AppError};

pub async fn show(
    Path(event_id): Path<Uuid>,
    Extension(state): Extension<AppState>,
) -> Result<Json<SettlementSnapshot>, AppError> {
    let Some(settlement) = state.settlement_for_event(event_id).await else {
        return Err(AppError::not_found("Settlement not found"));
    };

    Ok(Json(settlement))
}