interface asset {
    resource asset-handle {
        set-watched: func(watched: bool);
        version: func() -> u64;
        uuid: func() -> string;
        path: func() -> option<string>;
        is-watched: func() -> bool;
        is-loaded: func() -> bool;
        wait-for-load: func();
        wait-recurse-dependencies-load: func();
    }

    resource image-handle {
        from-raw-handle: static func(raw-handle: borrow<asset-handle>) -> option<image-handle>;

        height: func() -> option<u32>;
        width: func() -> option<u32>;
        get-bytes: func() -> option<list<u8>>;
    }

    use ecs.{ecs-world};

    resource asset-manager {
        from-world: static func(w: borrow<ecs-world>) -> option<asset-manager>;
        request: func(path: string) -> asset-handle;
    }
}