public Respondent GetMinUser(Respondent r)
{
Respondent result = new Respondent(r, false);
foreach (LinkedQuestion lq in Questions)
{
if (lq.GetQnumValue() <= StartQ)
{
continue;
}
// skip ones that already have an answer
if (result.Responses.Any(x => x.VarName.Equals(lq.VarName.RefVarName)))
{
continue;
}
// skip ones that this user doesn't answer
if (!UserGetsQuestion(result, lq))
{
result.AddSkip(lq.VarName.RefVarName);
continue;
}
int directFilterCount;
int indirectFilterCount;
List <LinkedQuestion> directFilterList = GetDirectFilterVarList(lq);
directFilterCount = directFilterList.Count();
List <LinkedQuestion> indirectFilterList = new List <LinkedQuestion>();
try
{
if (lq.GetQnumValue() >= StartQ)
{
foreach (LinkedQuestion q in directFilterList)
{
indirectFilterList.AddRange(GetIndirectFilterVarList(q));
}
}
}catch (Exception e)
{
}
indirectFilterList = indirectFilterList.Except(directFilterList).ToList();
indirectFilterCount = indirectFilterList.Count();
if (directFilterCount + indirectFilterCount == 0)
{
continue;
}
List <FilterInstruction> responses = lq.GetFiltersByResponse();
// get list of responses
// for each response get direct count, get indirect count
int min = 9999999;
string minResp = "";
foreach (FilterInstruction fi in responses)
{
List <LinkedQuestion> directList = GetDirectFilterConditionList(fi);
int directCount = directList.Count();
List <LinkedQuestion> indirectList = new List <LinkedQuestion>();
foreach (LinkedQuestion q in indirectFilterList)
{
if (QuestionHasIndirectFilter(q, fi))
{
indirectList.Add(q);
}
}
int indirectCount = indirectList.Count();
// for all responses, get the lowest number of direct+indirect
// add that response to the respondent
if (directCount + indirectCount < min)
{
min = directCount + indirectCount;
minResp = fi.ValuesStr[0];
}
}
// if minResp = blank then no answer is used as a filter elsewhere so we can answer with anything
if (string.IsNullOrEmpty(minResp))
{
minResp = "0";
}
result.AddResponse(lq.VarName.RefVarName, minResp);
}
return(result);
}
