#![cfg_attr(any(not(feature = "std"), target_arch = "riscv64"), no_std)]

#[cfg(all(feature = "std", not(target_arch = "riscv64")))]
pub fn main() {
    use bffs::{dir::Dir, io::Read, Fat32FileSystem, ReadSeek};
    let file = std::fs::File::open("disk.img").unwrap();
    let fs = Fat32FileSystem::new(file).unwrap();
    // println!("{:#?}", fs);

    // walk(fs.root_directory());

    let mut f = fs.open_file("/usr/bin/test_pic").unwrap();
    let mut content = Vec::new();
    f.read_to_end(&mut content).unwrap();
    println!("file content len: {}", content.len());

    pub fn walk<T: ReadSeek>(dir: Dir<'_, T>) {
        for entry in dir.iter() {
            let entry = entry.unwrap();
            println!("file {}", entry.name().unwrap());
            if entry.is_dir() {
                walk(entry.to_dir())
            } else {
                let mut file = entry.to_file();
                let mut content = String::new();
                file.read_to_string(&mut content).unwrap();
                println!("file content {}", content);
            }
        }
    }
}

#[cfg(any(not(feature = "std"), target_arch = "riscv64"))]
pub fn main() {}