use std::io::{Read, Seek};

use zip::ZipArchive;

use crate::error::{Error, Result};
use crate::model::ModPack;

pub mod model;
pub mod error;
pub(crate) mod tracking_reader;
pub mod ttmp_extractor;

pub fn from_reader<R: Read + Seek>(reader: R) -> Result<(ModPack, ZipArchive<R>)> {
    let mut zip = ZipArchive::new(reader).map_err(Error::Zip)?;
    let manifest = zip.by_name("TTMPL.mpl").map_err(Error::Zip)?;
    let manifest = serde_json::from_reader(manifest).map_err(Error::InvalidManifest)?;
    Ok((manifest, zip))
}