private static string QuestionsEveryoneAnsweredWithYes(this GroupResponse groupResponse)
{
if (groupResponse == null)
{
throw new ArgumentNullException(nameof(groupResponse));
}
var appearInAll = groupResponse.IndividualsResponses[0].YesTo;
foreach (var response in groupResponse.IndividualsResponses)
{
appearInAll = response.YesTo.Where(x => appearInAll.Contains(x)).ToArray();
}
appearInAll = appearInAll.OrderBy(x => x).ToArray();
var sb = new StringBuilder();
foreach (var item in appearInAll)
{
sb.Append(item);
}
return(sb.ToString());
}
public static int NumberOfQuestionsEveryoneAnsweredYesTo(this GroupResponse groupResponse)
{
if (groupResponse == null)
{
throw new ArgumentNullException(nameof(groupResponse));
}
return(groupResponse.QuestionsEveryoneAnsweredWithYes().Length);
}
private static GroupResponse CreateGroupResponse(string groupResponse)
{
var groupResponseRtn = new GroupResponse();
foreach (var individualsYesNoResponse in groupResponse.Split(new[] { "\r\n", "\n", "\r" },
StringSplitOptions.None))
{
groupResponseRtn.IndividualsResponses.Add(new IndividualsResponse(individualsYesNoResponse));
}
return(groupResponseRtn);
}
public static string QuestionsAnsweredWithYes(this GroupResponse groupResponse)
{
if (groupResponse == null)
{
throw new ArgumentNullException(nameof(groupResponse));
}
var groupYesTo = groupResponse.IndividualsResponses.SelectMany(x => x.YesTo)
.Distinct()
.OrderBy(x => x);
var sb = new StringBuilder();
foreach (var item in groupYesTo)
{
sb.Append(item);
}
return(sb.ToString());
}