/// <summary>
/// Gets the universities based on a US State
/// </summary>
/// <param name="state">Either the name or the postal code.</param>
/// <returns></returns>
public static AmericanUniversity[] GetUniversitiesByState(string state)
{
UnivXml = UnivXml ?? Core.XmlDocXrefIdentifier.GetEmbeddedXmlDoc(US_UNIVERSITY_DATA,
Assembly.GetExecutingAssembly());
//this will never pass so avoid the exception
if (UnivXml == null)
{
return new AmericanUniversity[] { }
}
;
if (String.IsNullOrWhiteSpace(state))
{
_allStateAbbreviations = _allStateAbbreviations ?? GetAllXmlStateAbbreviations(UnivXml);
state = GetRandomStateAbbrev(_allStateAbbreviations);
}
var qryBy = "name";
if (state.Length == 2)
{
qryBy = "abbreviation";
}
else
{
state = string.Join(" ", NfString.DistillToWholeWords(state));
}
var elements =
UnivXml.SelectSingleNode($"//state[@{qryBy}='{state}']");
if (elements == null || !elements.HasChildNodes)
{
return new AmericanUniversity[] { }
}
;
var tempList = new List <AmericanUniversity>();
foreach (var elem in elements)
{
if (TryParseXml(elem as XmlElement, out var univOut))
{
univOut.StateName = state;
tempList.Add(univOut);
}
}
if (tempList.Count == 0)
{
return new AmericanUniversity[] { }
}
;
return(tempList.ToArray());
}
public static AmericanUniversity RandomUniversity(string state = null)
{
IUniversity univ = null;
int pick;
//pick a univ from the home state
if (!string.IsNullOrWhiteSpace(state))
{
var stateUnivs = GetUniversitiesByState(state);
if (stateUnivs.Any())
{
pick = Etx.RandomInteger(0, stateUnivs.Length - 1);
univ = stateUnivs[pick];
}
}
if (univ == null)
{
//pick a university from anywhere in the US
UnivXml = UnivXml ?? XmlDocXrefIdentifier.GetEmbeddedXmlDoc(US_UNIVERSITY_DATA,
Assembly.GetExecutingAssembly());
var allUnivs = UnivXml?.SelectNodes("//state");
if (allUnivs == null)
{
return(null);
}
pick = Etx.RandomInteger(0, allUnivs.Count - 1);
if (!(allUnivs[pick] is XmlElement randUnivXml) || !randUnivXml.HasChildNodes)
{
return(null);
}
pick = Etx.RandomInteger(0, randUnivXml.ChildNodes.Count - 1);
if (!(randUnivXml.ChildNodes[pick] is XmlElement univXmlNode))
{
return(null);
}
if (TryParseXml(univXmlNode, out var univOut))
{
univ = univOut;
}
}
return((AmericanUniversity)univ);
}
