extern crate itertools;
use itertools::Itertools;
#[derive(Debug)]
struct Foo
{
    slot_no: i32,
    have_a : i32,
    have_b: i32,
    value : i32
}
fn main()
{
    let filter_a = true;
    let filter_b = true;



    let items = vec![ Foo { slot_no: 1, value: 1 ,have_a : 1, have_b :1},
                     Foo { slot_no: 1, value :2 ,have_a : 0, have_b :0},
                     Foo { slot_no: 1, value :3,have_a : 1, have_b :1},
                     Foo { slot_no: 1, value :4,have_a : 1, have_b :0},
                     Foo { slot_no: 2, value :2,have_a : 0, have_b :0},
                     Foo { slot_no: 2, value :1234,have_a : 1, have_b :0},
                     Foo { slot_no: 3, value :12345,have_a : 1, have_b :1},
                     Foo { slot_no: 3, value :23456,have_a : 1, have_b :0}];

    let filter = |item: &Foo| (filter_a && item.have_a != 1) | (filter_b && item.have_b != 1);

    let result = items.iter().filter(|item| filter(item));
    println!("{:?}", result.collect::<Vec<_>>())


}