assets

extern crate assets;
extern crate futures;
extern crate futures_cpupool;
extern crate serde_json;

use assets::{Asset, AssetFormat, AssetManager, FileLoader};
use futures::Future;
use futures_cpupool::CpuPool;

use std::sync::Arc;

#[derive(Debug)]
pub struct JSONAsset(serde_json::Value);

impl Asset for JSONAsset {
    type Data = JSONAsset;
}

impl AssetFormat for JSONAsset {
    type Input = Vec<u8>;
    type Output = JSONAsset;
    type Error = serde_json::Error;
    type Options = ();

    #[inline]
    fn format(bytes: Self::Input, _: Self::Options) -> Result<Self::Output, Self::Error> {
        let data: serde_json::Value = serde_json::from_slice(&*bytes)?;
        Ok(JSONAsset(data))
    }
}

pub type JSONAssetManager<P> = AssetManager<JSONAsset, FileLoader<P>>;

fn main() {
    let pool = Arc::new(CpuPool::new_num_cpus());
    let file_loader = Arc::new(FileLoader::new());

    let mut json_asset_manager = JSONAssetManager::new(file_loader, pool);

    let handle = json_asset_manager.add("examples/assets/person.json", (), (), true);
    let handle_future = json_asset_manager.future(&handle).unwrap();

    println!("Total Assets {:?}", json_asset_manager.asset_count());
    println!("Assets Loading {:?}", json_asset_manager.loading_count());
    println!("Assets Loaded {:?}", json_asset_manager.loaded_count());

    // wait for asset to load
    handle_future.wait().unwrap();

    println!("{:?}", json_asset_manager.get(&handle).unwrap());
}