use app_auth::{AppAuthDBs, AuthError, UserCtx, WebResult, LoginRequest, CheckinRequest };
// use uuid::Uuid;
use std::collections::HashMap;

use reqtasks::ReqTasks;
use app_env::profile::Profile;

use warp::{
  http::{method::Method, HeaderMap, HeaderValue, StatusCode},
  Reply, Rejection // , reject,
};

#[allow(clippy::missing_errors_doc)]
pub async fn member_handler(user_ctx: UserCtx) -> WebResult<impl Reply> {
    Ok(format!("Member with id {}", user_ctx.user_id))
}

#[allow(clippy::missing_errors_doc)]
pub async fn admin_handler(user_ctx: UserCtx) -> WebResult<impl Reply> {
    Ok(format!("Admin with id {}", user_ctx.user_id))
}

#[allow(clippy::missing_errors_doc)]
pub async fn login_handler (
  header: HeaderMap<HeaderValue>,
  method: Method,
  db: AppAuthDBs 
) -> Result<impl Reply, Rejection> {    
  let reqenv = ReqTasks::new(db.app, db.auth, header, method, "", "login_header", "auth",);
  let lang = reqenv.lang();
  let mut ctx = reqenv.ctx();
  let req_module = "";
  let app_module: &str;
  if ! req_module.is_empty() && req_module != reqenv.websrvr().default_module.as_str() {
    app_module = req_module;
  } else {
    app_module = "";
  }
  let mut data_hash: HashMap<String, String> = HashMap::new();
  data_hash.insert("lang".to_string(), lang.to_owned());
  // let allow_origin = reqenv.config().allow_origin;
  // let mut res = String::from("");
  // let res = if let Some(name) = query.get("name") {
  // submitted form
  match reqenv
    .render_page(
      &mut ctx,
      reqenv.websrvr().templates_path.as_str(),
      "login/index.html",
      "index.html",
      format!("login/{}.toml", lang.to_owned())
        .to_owned()
        .as_str(),
      &mut data_hash,
      app_module,
    )
    .await {
    Ok(page) => 
     Ok(warp::http::Response::builder()
        .body(page)
        .into_response()),
      /*
      Ok(warp::reply::with_header(
        warp::http::Response::new(page),
        // "Access-Control-Allow-Origin",
        //  &allow_origin)),
      */
    Err(err) => 
      Ok(warp::http::Response::builder()
        .body(err.to_string())
        .into_response()),
      /* 
      Ok(warp::reply::with_header(
        warp::http::Response::new(err.to_string()),
        "Access-Control-Allow-Origin",
        &allow_origin)),
      */
    }
}
#[allow(clippy::missing_errors_doc)]
pub async fn loginin_handler(
  body: LoginRequest,
  header: HeaderMap<HeaderValue>,
  method: Method,
  db: AppAuthDBs, 
) -> Result<impl Reply, Rejection> {    
  let reqenv = ReqTasks::new(db.app, db.auth, header, method, "/loginin", "loginin_header", "auth",);
  let prfx = "ui";
// ) -> WebResult<impl Reply> {
  // let name = body.name;
  // println!("{}", &name);
  // dbg!(&reqenv.auth_store.users.read().await);
  // let allow_origin = reqenv.config().allow_origin;
  match &reqenv.token_session(&body).await {
    Ok(token) => // Ok(token.to_string()),o
      match reqenv.check_authentication(token.to_owned()).await {
        Ok(usrctx) => {
          let mut path = format!("{}/profiles/{}/{}/defs.yaml",reqenv.websrvr().resources_path,&body.mapkey,&usrctx.user_id);
          if ! std::path::Path::new(&path).exists() {
            path = format!("{}/profiles/{}/defs.yaml",reqenv.websrvr().resources_path,&prfx);
          }
          let content = Profile::load_fs_content(path.into());
          // let lang = opts.lang.unwrap_or_else(|| String::from("es"));
          // let section = opts.section.unwrap_or_else(|| String::from(""));
          // let lang_items = LangItems::new("langs/ta",&lang,"yaml");
          // let result = lang_items.get_items_str(&section);
          let res = Profile::to_yaml(content); // String::from("");
          let str_defs = serde_json::to_string(&res).unwrap_or_else(|_| String::from(""));
          Ok(warp::http::Response::builder()
            // .header("Access-Control-Allow-Origin",&allow_origin)
            .body(format!("{{ \"token\": \"{}\", \"defs\": {}}}",&token,&str_defs))
            .into_response())
        },
        Err(_e) => {
          Ok(warp::http::Response::builder()
            .status(StatusCode::NOT_FOUND)
            // .header("Access-Control-Allow-Origin",&allow_origin)
            .body(AuthError::UserNotFoundError.to_string())
            .into_response())
        }
      },
    Err(_) => 
      Ok(warp::http::Response::builder()
        .status(StatusCode::NOT_FOUND)
       //  .header("Access-Control-Allow-Origin",&allow_origin)
        .body(AuthError::UserNotFoundError.to_string())
        .into_response())
      // Err(reject::custom(AuthError::UserNotFoundError))
  }
}
#[allow(clippy::missing_errors_doc)]
pub async fn checkin_handler(
  body: CheckinRequest,
  header: HeaderMap<HeaderValue>,
  method: Method,
  db: AppAuthDBs, 
) -> Result<impl Reply, Rejection> {    
  let reqenv = ReqTasks::new(db.app, db.auth, header, method, "/checkin", "checkin_header", "auth",);
// ) -> WebResult<impl Reply> {
   // let name = &body.data;
   // println!("{}", &name);
   //dbg!("{}", &body);
  // dbg!(&reqenv.auth_store.users.read().await);
  // let allow_origin = reqenv.config().allow_origin;
  match &reqenv.check_authentication(body.data.to_owned()).await {
    Ok(usrctx) => { // Ok(token.to_string()),
      let mut path = format!("{}/profiles/{}/{}/defs.yaml",reqenv.websrvr().resources_path,&body.mapkey,&usrctx.user_id);
      if ! std::path::Path::new(&path).exists() {
        path = format!("{}/profiles/{}/defs.yaml",reqenv.websrvr().resources_path,&body.mapkey);
      }
      let content = Profile::load_fs_content(path.into());
      let res = Profile::to_yaml(content); 
      let str_defs = serde_json::to_string(&res).unwrap_or_else(|_| String::from(""));
      Ok(warp::http::Response::builder()
        // .header("Access-Control-Allow-Origin",&allow_origin)
        .body(format!("{{ \"token\": \"{}\", \"defs\": {}}}",&body.data,&str_defs))
        .into_response())
    },
    Err(_) => 
      Ok(warp::http::Response::builder()
        .status(StatusCode::NOT_FOUND)
        //.header("Access-Control-Allow-Origin",&allow_origin)
        .body(AuthError::UserNotFoundError.to_string())
        .into_response())
      // Err(reject::custom(AuthError::UserNotFoundError))
  }
}

#[allow(clippy::missing_errors_doc,clippy::unnecessary_operation)]
pub async fn logout_handler(
  user_ctx: UserCtx,
  header: HeaderMap<HeaderValue>,
  method: Method,
  db: AppAuthDBs, 
) -> Result<impl Reply, Rejection> {
//-> WebResult<impl Reply> {
  let reqenv = ReqTasks::new(db.app, db.auth, header, method, "", "logout_header", "auth",);
  // let allow_origin = reqenv.config().allow_origin;
  &reqenv.auth_store.sessions.write().await.remove(&user_ctx.token);
  Ok(warp::http::Response::builder()
    .status(StatusCode::OK)
    //.header("Access-Control-Allow-Origin",&allow_origin)
    .body("success".to_string())
    .into_response())
}