use crate::extractors::client_auth::APIClientAuth;
use crate::server::HttpResult;
use actix_web::HttpResponse;
use ruma::api::client::account;
use ruma::DeviceId;

#[derive(serde::Serialize)]
struct WhoAmIResponse {
    user_id: String,
    device_id: Option<String>,
}

/// Get current user identity
pub async fn who_am_i(auth: APIClientAuth) -> HttpResult {
    let res = auth
        .send_request(account::whoami::v3::Request::default())
        .await?;

    Ok(HttpResponse::Ok().json(WhoAmIResponse {
        user_id: res.user_id.to_string(),
        device_id: res.device_id.as_deref().map(DeviceId::to_string),
    }))
}