private string?ValueFromIndex(int index, IReadOnlyDictionary <string, string> properties)
{
if (Keys.Count <= index)
{
return(null);
}
return(ApplicationProperty.ReadValue(Keys[index], properties));
}
private List <ExchangeSettingsItem> RetrieveParameters(IReadOnlyDictionary <string, string> properties) => _keys.Select(key => new ExchangeSettingsItem(key, ApplicationProperty.ReadValue(key, properties) ?? string.Empty)).ToList();
