use crate::read;
use tuple_map::*;

fn get_ranges(elf: &str) -> std::ops::RangeInclusive<i32> {
    let r = elf.split_once('-').unwrap().map(|e| e.parse().unwrap());
    r.0..=r.1
}

pub fn run() {
    let input = read("04");

    let lines = input
        .lines()
        .map(|l| l.split_once(',').unwrap().map(get_ranges))
        .collect::<Vec<_>>();
    #[cfg(feature = "part1")]
    {
        let count = lines
            .iter()
            .filter(|(a, b)| a.clone().all(|x| b.contains(&x)) || b.clone().all(|x| a.contains(&x)))
            .count();
        println!("Day 4, Part 01: {}", count);
    }

    #[cfg(feature = "part2")]
    {
        let count = lines
            .iter()
            .filter(|(a, b)| a.clone().any(|x| b.contains(&x)) || b.clone().any(|x| a.contains(&x)))
            .count();
        println!("Day 4, Part 02: {}", count);
    }
}