use fastq::parse_path;
use std::env::args;

extern crate fastq;

fn main() {
    let filename = args().nth(1);
    let path = match filename.as_ref().map(String::as_ref) {
        None | Some("-") => { None },
        Some(name) => Some(name)
    };

    parse_path(path, |parser| {
        let results: Vec<usize> = parser.parallel_each(1, |record_sets| {
            let mut thread_total = 0;
            for record_set in record_sets {
                thread_total += record_set.len();
            }
            thread_total
        }).expect("Invalid fastq file");
        println!("{}", results.iter().sum::<usize>());
    }).expect("Invalid compression");
}