public bool Exists(ClassPersonQuery classPersonQuery)
{
var classPersons = GetClassPersons(classPersonQuery);
var classPersonsList = classPersons as IList <ClassPerson> ?? classPersons.ToList();
return((classPersonQuery.ClassId.HasValue || classPersonQuery.MarkingPeriodId.HasValue ||
classPersonQuery.PersonId.HasValue) && classPersonsList.Count > 0);
}
public void Delete(ClassPersonQuery classPersonQuery)
{
var classPersons = GetClassPersons(classPersonQuery);
foreach (var classPerson in classPersons)
{
var item = data.First(x => x.Value == classPerson);
data.Remove(item.Key);
}
}
public IList <ClassPerson> GetClassPersons(int?personId, int?classId, bool?isEnrolled, int?markingPeriodId)
{
var query = new ClassPersonQuery
{
ClassId = classId,
IsEnrolled = isEnrolled,
PersonId = personId,
MarkingPeriodId = markingPeriodId
};
return(DoRead(u => new ClassPersonDataAccess(u).GetClassPersons(query)));
}
public IEnumerable <ClassPerson> GetClassPersons(ClassPersonQuery classPersonQuery)
{
var classPersons = data.Select(x => x.Value);
if (classPersonQuery.ClassId.HasValue)
{
classPersons = classPersons.Where(x => x.ClassRef == classPersonQuery.ClassId);
}
if (classPersonQuery.MarkingPeriodId.HasValue)
{
classPersons = classPersons.Where(x => x.MarkingPeriodRef == classPersonQuery.MarkingPeriodId);
}
if (classPersonQuery.PersonId.HasValue)
{
classPersons = classPersons.Where(x => x.PersonRef == classPersonQuery.PersonId);
}
if (classPersonQuery.IsEnrolled.HasValue)
{
classPersons = classPersons.Where(x => x.IsEnrolled);
}
return(classPersons);
}
public ClassPerson GetClassPerson(ClassPersonQuery classPersonQuery)
{
var classPersons = GetClassPersons(classPersonQuery);
return(classPersons.First());
}