mod utils;

use wasm_bindgen::prelude::*;

use std::io::{Read, Write};
use std::iter;


use age::x25519::Recipient;

//use rand::{rngs::OsRng, RngCore};

// When the `wee_alloc` feature is enabled, use `wee_alloc` as the global
// allocator.
#[cfg(feature = "wee_alloc")]
#[global_allocator]
static ALLOC: wee_alloc::WeeAlloc = wee_alloc::WeeAlloc::INIT;

#[wasm_bindgen]
extern {
    fn alert(s: &str);
}

#[wasm_bindgen]
pub fn greet() {
    alert("Hello, {{project-name}}!");
}


#[wasm_bindgen]
pub fn lalala(plaintext : String) -> Option<Vec<u8>> {

    utils::set_panic_hook();

    let pubkey = "age1m6k5wqnrk63wxhlwtl7s244ngmacn6xph3lxjd3x735f6wm8z4lsysfzg5".parse::<Recipient>().ok()?;

    let encryptor = age::Encryptor::with_recipients(vec![Box::new(pubkey)]);

    let mut encrypted = vec![];

    let mut writer = encryptor.wrap_output(&mut encrypted).ok()?;

    writer.write_all(&plaintext.as_bytes()).ok()?;
    writer.finish().ok()?;

    Some(encrypted)
}