use std::{
    ffi::OsString,
    path::{Path, PathBuf},
};

#[derive(Default)]
pub struct File {
    pub(crate) vector: u16,
    pub(crate) success: u16,
    pub(crate) stat_addr: u16,
    pub(crate) name_addr: u16,
    pub(crate) length: u16,

    state: State,
}

#[derive(Default)]
enum State {
    #[default]
    Idle,
    FileRead(std::fs::File),
    FileWrite(std::fs::File),
    DirRead,
}

impl File {
    pub(crate) fn init_name(&mut self, ram: &[u8; 65536]) {
        self.success = 0;
    }

    pub(crate) fn stat(&mut self, ram: &[u8; 65536]) {
        // if let Some(path) = &self.path {
        //     PathBuf::from(path)
        // }
    }

    pub(crate) fn delete(&mut self, ram: &[u8; 65536]) {
        let path = self.path(ram);
    }
}

impl File {
    fn path(&self, ram: &[u8; 65536]) -> Option<PathBuf> {
        let name = ram[self.name_addr as usize..]
            .iter()
            .copied()
            .take_while(|b| *b != b'\0')
            .collect::<Vec<u8>>();
        let string = String::from_utf8(name).ok()?;
        let path = PathBuf::from(string);

        Some(path)
    }
}
//luczku kochu chali