uper 0.1.12

uper
Documentation 
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use idoh::Answer;
use ver_from_txt::{VerUrlLi, ver_from_txt};

use crate::Result;

fn extract(project: &str, pre_ver: &[u64; 3], li: &[Answer]) -> idoh::Result<Option<VerUrlLi>> {
  for i in li {
    if i.r#type == idoh::record_type::TXT {
      return ver_from_txt(project, pre_ver, &i.data)
        .map_err(|e| idoh::Error::InvalidData(format!("{e}")));
    }
  }
  Ok(None)
}

pub async fn dns_check(
  project: &str,
  pre_ver: &[u64; 3],
  txt_host_li: &[String],
) -> Result<Option<VerUrlLi>> {
  for host in riter::iter(txt_host_li) {
    let pre_ver = *pre_ver;
    let project = project.to_owned();
    if let Ok(Some(r)) = xerr::ok!(idoh::resolve(host, "TXT", move |li| extract(
      &project, &pre_ver, li
    ))
    .await
    .map_err(Box::new))
    {
      return Ok(Some(r));
    }
  }
  Ok(None)
}