#![allow(unused_variables)]

use std::error::Error;

pub trait IxyDevice<'a> {
    fn new(pci_addr: &str, num_rx_queues: u16, num_tx_queues: u16) -> Result<Self, Box<Error>>
        where
            Self: Sized;

    fn init(&'a mut self) -> Result<(), Box<Error>>;
}

pub struct IxgbeDevice<'a> {
    rx_queues: Vec<&'a str>,
}
impl<'a> IxyDevice<'a> for IxgbeDevice<'a> {
    fn new(pci_addr: &str, num_rx_queues: u16, num_tx_queues: u16) -> Result<Self, Box<Error>> where
        Self: Sized {
        unimplemented!()
    }

    fn init(&'a mut self) -> Result<(), Box<Error>> {
        unimplemented!()
    }
}
impl<'a> IxgbeDevice<'a> {
    fn new() -> IxgbeDevice<'a> {
        IxgbeDevice {
            rx_queues: Vec::new(),
        }
    }
}

pub fn get_device(pci_addr: &str, rx_queues: u16, tx_queues: u16) -> Result<impl IxyDevice, Box<Error>> {
    let device: IxgbeDevice = IxyDevice::new(pci_addr, rx_queues, tx_queues)?;
    Ok(device)
}

fn main() {
    let dev = get_device("0000:03:00.0", 1, 1).unwrap();
    dev.init().unwrap();
}