use avr_device::atmega2560::TC0;
use ufmt::{Formatter, uDisplay, uWrite};

pub struct SimpleVector<T> {
    size: usize,
    array: [T]
}

impl<T> SimpleVector<T> {
    pub fn new(size: usize, array: [T]) -> Self {
        Self {
            size, array
        }
    }

    pub fn push(&mut self, byte: T) {
        let array : &[T];

        if self.size > 0 {
            array = &mut self.array[0..self.size];
            array[self.size] = byte;
        } else {
            array = &mut [byte];
        }

        self.array = array;
        self.size = self.size + 1;
    }
}

impl<'a, T> Iterator for SimpleVector<'a, T> {
    type Item = T;

    fn next(&mut self) -> Option<Self::Item> {
        todo!()
    }
}

impl<'a, T> uDisplay for SimpleVector<'a, T> {
    fn fmt<W>(&self, _: &mut Formatter<'_, W>) -> Result<(), W::Error> where W: uWrite + ?Sized {
        todo!()
    }
}

#[macro_export]
macro_rules! vector {
    ($array:expr) => {
        Vector::new(&mut $array.len(), $array)
    };
}