public HealthcheckDataCollection GetDataReportAtDate(DateTime dateToIssueReport)
{
var output = new HealthcheckDataCollection();
foreach (var sid in data.Keys)
{
DateTime min = DateTime.MinValue;
foreach (var date in data[sid].Keys)
{
if (date > min && date <= dateToIssueReport)
{
min = date;
}
}
if (min != DateTime.MinValue)
{
output.Add(data[sid][min]);
}
}
return(output);
}
