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use loda_rust_core::oeis::OeisIdHashSet;
use crate::common::OeisIdStringMap;
use crate::oeis::{NameRow, ProcessNamesFile};
use std::error::Error;
use std::io;
use std::time::Instant;
use console::Style;
use indicatif::{HumanDuration, ProgressBar};
pub fn batch_lookup_names(
reader: &mut dyn io::BufRead,
filesize: usize,
oeis_ids: &OeisIdHashSet
) -> Result<OeisIdStringMap, Box<dyn Error>> {
let start = Instant::now();
println!("Looking up in the OEIS 'names' file");
let mut oeis_id_name_map = OeisIdStringMap::new();
let pb = ProgressBar::new(filesize as u64);
let callback = |row: &NameRow, count_bytes: usize| {
pb.set_position(count_bytes as u64);
if oeis_ids.contains(&row.oeis_id()) {
// let message = format!("{}: {}", row.oeis_id().a_number(), row.name());
// pb.println(message);
oeis_id_name_map.insert(row.oeis_id(), row.name().to_string());
}
};
let oeis_ids_to_ignore = OeisIdHashSet::new();
let mut processor = ProcessNamesFile::new();
processor.execute(
reader,
&oeis_ids_to_ignore,
callback
);
pb.finish_and_clear();
let green_bold = Style::new().green().bold();
println!(
"{:>12} Lookups in the OEIS 'names' file, in {}",
green_bold.apply_to("Finished"),
HumanDuration(start.elapsed())
);
Ok(oeis_id_name_map)
}
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