public IActionResult GetCorrectAnswerReport([FromBody] CorrectAnswerRequest request)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
return(Ok(_reportManager.BuildAnswerReport(request)));
}
public CorrectAnswerReport BuildAnswerReport(CorrectAnswerRequest request)
{
IEnumerable <AnsweredDateResult> answeredResults = _context.Answers
.Where(x => x.SubmitedDate <= request.ToDate.ToUniversalTime() && x.SubmitedDate >= request.FromDate.ToUniversalTime())
.Where(x => x.Exercise.LearningObjective.Domain.Subject.Name == request.Subject)
.Where(x => string.IsNullOrEmpty(request.Domain) || x.Exercise.LearningObjective.Domain.Name == request.Domain)
.Where(x => string.IsNullOrEmpty(request.LearningObjective) || x.Exercise.LearningObjective.Name == request.LearningObjective)
.GroupBy(x => x.SubmitedDate.Date)
.Select(group => new AnsweredDateResult()
{
CorrectCount = group.Count(x => x.Correct),
IncorrectCount = group.Count(x => !x.Correct),
AnsweredDate = group.Key
}).ToList();
return(new CorrectAnswerReport()
{
AnsweredDateResults = answeredResults,
MaxAnsweredCount = answeredResults.Select(x => x.CorrectCount + x.IncorrectCount)
.DefaultIfEmpty(0)
.Max()
});
}
