use axum::{
    Json,
    extract::{Path, State},
};
use axum_extra::{
    TypedHeader,
    headers::{Authorization, authorization::Bearer},
};
use log::debug;

use super::VaultPath;
use crate::server::{auth::authenticate_user, responses::PingResponse};
use crate::{app_state::AppState, consts::SUPPORTED_API_VERSION, errors::SyncServerError};

#[axum::debug_handler]
pub async fn ping(
    maybe_auth_header: Option<TypedHeader<Authorization<Bearer>>>,
    Path(VaultPath(vault_id)): Path<VaultPath>,
    State(state): State<AppState>,
) -> Result<Json<PingResponse>, SyncServerError> {
    debug!("Pinging vault `{vault_id}`");

    let is_authenticated = maybe_auth_header.is_some_and(|auth_header| {
        authenticate_user(&state, auth_header.token(), &vault_id).is_ok()
    });

    Ok(Json(PingResponse {
        server_version: env!("CARGO_PKG_VERSION").to_owned(),
        is_authenticated,
        mergeable_file_extensions: state.config.server.mergeable_file_extensions.clone(),
        supported_api_version: SUPPORTED_API_VERSION,
    }))
}