use poem::http::StatusCode;
use telegram_bot::TelegramBot;

use poem::web::{Data,IntoResponse, Json};
use poem::{handler, Response};
use redis;

use telegram_bot::telegram_types::TelegramUpdate;
use sea_orm::DatabaseConnection;

use google_sheets4 as sheets4;
use sheets4::{Sheets, hyper_rustls, hyper_util};
#[derive(Clone)]
pub struct AppState {
    pub conn: DatabaseConnection,
    pub templates: tera::Tera,
    pub redis_client: redis::Client,
    pub tg_bot: TelegramBot,
    pub gs_hub: Sheets<hyper_rustls::HttpsConnector<hyper_util::client::legacy::connect::HttpConnector>>,
    pub sheet_id: String,
}

#[handler]
pub async fn tg_bot_handler(state: Data<&AppState>, req: Json<TelegramUpdate>) -> impl IntoResponse {

    let tg_bot = &state.tg_bot;

    if tg_bot.check_if_handled(req.update_id).unwrap() {
        return Response::builder()
            .status(StatusCode::ALREADY_REPORTED)
            .body(());
    }

    msg_handler::handle_message(
        &req.message, &tg_bot, &state.conn, &state.gs_hub, &state.sheet_id
    ).await;

    match tg_bot.mark_as_handled(req.update_id) {
        Ok(_) => {
            return Response::builder()
                    .status(StatusCode::OK)
                    .body(());
        },
        Err(_) => return Response::builder()
                    .status(StatusCode::INTERNAL_SERVER_ERROR)
                    .body(())
    }
}