public async Task <IEnumerable <string> > CreateInactiveCompanyList()
{
var companyRssTuples = await _companyRssRepository.GetAllCompanyRss();
// Thread-safe, only Add method is used.
var inactiveCompanyList = new List <string>();
Parallel.ForEach(companyRssTuples, async companyRssTuple =>
{
var rssUri = companyRssTuple.Item2;
var date = await _rssParser.GetLastBuildDate(rssUri);
if (date.Equals(DateTime.MinValue))
{
return;
}
var days = (DateTime.Now - date).TotalDays;
if (days >= _config.InactiveDays)
{
inactiveCompanyList.Add(companyRssTuple.Item1);
}
});
return(inactiveCompanyList);
}
