use actix_web::http::header::{HeaderMap, HeaderValue, SET_COOKIE};
use export::http::{Redirect, Response};

pub fn read_cookie_header<'a>(headers: &'a HeaderMap, name: &str) -> Option<&'a str> {
    let value = headers
        .get(actix_web::http::header::COOKIE)?
        .to_str()
        .ok()?;
    token::read_cookie(value, name)
}

pub fn append_cookie(response: &mut Response, cookie: &str) {
    if let Ok(value) = HeaderValue::from_str(cookie) {
        response.headers_mut().append(SET_COOKIE, value);
    }
}

pub fn redirect_with_cookies(location: &str, cookies: &[String]) -> Response {
    let mut response = Redirect::to(location).into_response();
    for cookie in cookies {
        append_cookie(&mut response, cookie);
    }
    response
}