/// <summary>
/// Returns the assignment results for the given set of submissions.
/// </summary>
public IList <SectionAssignmentResults> GetAssignmentGroupResultsSnapshot(
IList <Assignment> assignments,
IList <User> users,
Section section,
IList <UserQuestionSubmission> submissions,
DateTime snapshotDate)
{
var sectionAssignments = _assignmentFilter.FilterAssignments
(
assignments,
section,
assignmentGroupName: null,
maxDueDate: snapshotDate
);
var assignmentGroups = _assignmentFilter.GetAssignmentGroups
(
section,
sectionAssignments
);
var sectionAssignmentSubmissions = _assignmentFilter.FilterSubmissions
(
sectionAssignments,
submissions,
null /*user*/,
snapshotDate
);
var submissionsByGroup = sectionAssignmentSubmissions.GroupBy
(
submission => submission.UserQuestionData
.AssignmentQuestion
.Assignment
.GroupName
).ToDictionary(g => g.Key, g => g.ToList());
return(assignmentGroups.Select
(
assignmentGroup => _sectionAssignmentReportGenerator
.GetSectionAssignmentGroupResults
(
assignmentGroup.Key,
assignmentGroup.ToList(),
section,
users,
submissionsByGroup.GetValueOrNew(assignmentGroup.Key)
)
).ToList());
}
/// <summary>
/// Returns the results for a single assignment group in a single section.
/// </summary>
public async Task <SectionAssignmentResults> GetSectionAssignmentResultsAsync(
string classroomName,
string sectionName,
string assignmentGroupName)
{
var classroom = await LoadClassroomAsync(classroomName);
var section = classroom.Sections.SingleOrDefault(s => s.Name == sectionName);
if (section == null)
{
return(null);
}
var assignments = await GetAssignmentsAsync
(
classroomName,
sectionName,
assignmentGroupName,
admin : true
);
var students = await _dbContext.SectionMemberships
.Where
(
sm => sm.SectionId == section.Id &&
sm.Role == SectionRole.Student
)
.Select(sm => sm.ClassroomMembership.User)
.ToListAsync();
var submissions = await GetUserQuestionSubmissionsAsync
(
classroom.Id,
section.Id,
assignmentGroupName,
userId : null
);
return(_sectionAssignmentReportGenerator.GetSectionAssignmentGroupResults
(
assignmentGroupName,
assignments,
section,
students,
submissions
));
}