private static string ExtractAnswers(string[] answers, ref ExamsRow r)
{
int AIDcorrecto = Convert.ToInt32(answers[1]); //toma la respuesta correcta
answers = answers[0].Split(SEP); //the array of answers ID
QuestionsRow q = r.QuestionsRow;
IEnumerable <AnswersRow> answ = q.GetAnswersRows();
int option = 0;
string examen;
examen = string.Empty;
foreach (string s in answers)
{
char letra = Tools.Alpha[option];
int aid = Convert.ToInt32(s);
AnswersRow a = answ.FirstOrDefault(o => o.AID == aid); //selectivamente en el mismo orden en que fue generada
string respuesta = a.Answer;
examen += letra;
examen += ") " + respuesta + "\n"; //respuesta
option++;
}
return(examen);
}
private static void ExtractKey(ref string Clave, ref int claveCount, string[] answers, ref ExamsRow r)
{
int AIDcorrecto = Convert.ToInt32(answers[1]); //toma la respuesta correcta
answers = answers[0].Split(SEP); //the array of answers ID
QuestionsRow q = r.QuestionsRow;
int option2 = 0;
IEnumerable <AnswersRow> answ2 = q.GetAnswersRows();
foreach (string s in answers)
{
char letra = Tools.Alpha[option2];
int aid = Convert.ToInt32(s);
AnswersRow a = answ2.FirstOrDefault(o => o.AID == aid); //selectivamente en el mismo orden en que fue generada
a.Char = letra.ToString().ToUpper().Trim();
if (a.AID == AIDcorrecto)
{
Clave += letra;
}
option2++;
}
if (claveCount == answers.Count())
{
Clave += SEP.ToString();
claveCount = 0;
}
claveCount++;
}
private static void MakeTableBytes <T>(ref T l, string examPath)
{
Type tipo = l.GetType();
byte[] arr2 = null;
// string afile = string.Empty;
if (tipo.Equals(typeof(ExamsListRow)))
{
ExamsListRow ls = l as ExamsListRow;
IEnumerable <ExamsRow> rows = ls.GetExamsRows();
ExamsDataTable exdt = new ExamsDataTable();
foreach (var item in rows)
{
exdt.ImportRow(item);
}
// afile = ExasmPath + ls.EID.ToString();
arr2 = Tables.MakeDTBytes(ref exdt, examPath);
ls.EData = arr2;
}
else if (tipo.Equals(typeof(ExamsRow)))
{
//SAVE COPY OF TABLE
ExamsRow ex = l as ExamsRow;
QuestionsRow q = ex.QuestionsRow;
// afile = ExasmPath + ex.QID.ToString(); IEnumerable<DB.QuestionsRow> shortQlist =
// new List<DB.QuestionsRow>(); ((IList<DB.QuestionsRow>)shortQlist).Add(ex.QuestionsRow);
QuestionsDataTable qdt = new QuestionsDataTable();
qdt.ImportRow(q);
byte[] qarray = Tables.MakeDTBytes(ref qdt, examPath);
ex.QData = qarray;
Dumb.FD(ref qdt);
AnswersDataTable adt = new AnswersDataTable();
IEnumerable <AnswersRow> answ = q.GetAnswersRows();
foreach (var item in answ)
{
adt.ImportRow(item);
}
// afile = ExasmPath + ex.QueToString() + ".xml";
arr2 = Tables.MakeDTBytes(ref adt, examPath);
ex.AData = arr2;
Dumb.FD(ref adt);
}
else if (tipo.Equals(typeof(PreferencesRow)))
{
PreferencesRow p = l as PreferencesRow; //SAVE A COPY OF EXAMS LISTS
IEnumerable <DB.ExamsListRow> rows = p.GetExamsListRows();
ExamsListDataTable dt = new ExamsListDataTable();
foreach (var item in rows)
{
dt.ImportRow(item);
}
// afile = ExasmPath + p.PID.ToString() + ".xml";
arr2 = Tables.MakeDTBytes(ref dt, examPath);
p.ELData = arr2;
Dumb.FD(ref dt);
}
}