use protobuf::Message;
use std::io::Read;

use common::{protos,B64C,KEY};

fn main() {
    let mut input = String::new();
    std::io::stdin().read_to_string(&mut input).unwrap();
    let input: String = input.split("\n").collect::<Vec<&str>>().join("").chars().filter(|c| !c.is_whitespace()).collect();

    let s_bytes = base64::decode_config(input, B64C).expect("base64 decode");
    let s = protos::smtp::SMTPSource::parse_from_bytes(&s_bytes).expect("deproto");
    let v1_encrypted = s.get_v1_encrypted();
    if v1_encrypted.len() == 0 {
        println!("v1_encrypted not set");
        return;
    }
    let b = secretbox::SecretBox::new(KEY, secretbox::CipherType::Salsa20).unwrap();
    let v1_bytes = b.easy_unseal(&v1_encrypted).expect("invalid encrypted data");

    let v1 = protos::smtp::SMTPSource_V1::parse_from_bytes(&v1_bytes).expect("deproto v1");
    println!("{:?}", v1);
}