use std::sync::atomic::Ordering;

use axum::{
    extract::{Path, State},
    http::StatusCode,
    response::{IntoResponse, Response},
    Json,
};
use serde::Serialize;

use crate::{streams::get_ongoing_stream, util::log_http_error};

#[derive(Serialize)]
struct ChannelInfo {
    view_count: u64,
}

pub async fn get_channel_info(Path(channel): Path<String>) -> Response {
    let channel = match get_ongoing_stream(&channel).await {
        Ok(c) => c,
        Err(e) => return log_http_error(StatusCode::INTERNAL_SERVER_ERROR, e),
    };
    let view_count = channel.viewer_count.load(Ordering::Relaxed);
    let info = ChannelInfo { view_count };
    Json(info).into_response()
}