public async Task <string> Handle(Query request, CancellationToken cancellationToken)
{
var student = _context.Students.Where(x => x.Name.Equals(request.Name));
if (student.Count() <= 0)
{
var err = new DataObjectNotFoundException(nameof(student));
LogMethods.LogError("Student not found", err, request.Logger);
throw err;
}
var report = new StudentReport()
{
StudentName = student.First().Name,
YearGrade = student.First().Grade
};
using (var stream = new MemoryStream())
{
await JsonSerializer.SerializeAsync(stream, report);
stream.Position = 0;
using var reader = new StreamReader(stream);
return(await reader.ReadToEndAsync());
}
}
public async Task <string> Handle(Query request, CancellationToken cancellationToken)
{
var lecture = _context.Lectures.Where(x => x.CourseName.Equals(request.Title));
if (lecture.Count() <= 0)
{
var ex = new DataObjectNotFoundException(nameof(lecture));
LogMethods.LogError("Lecture not found", ex, request.Logger);
throw ex;
}
var report = new LectureReport()
{
LectureTitle = lecture.First().CourseName,
//Students = lecture.Students.Select(x => x.Name).ToList()
Students = new List <string> {
"Test", "AGA"
}
};
var xmlSer = new XmlSerializer(report.GetType());
using (var stream = new MemoryStream())
{
xmlSer.Serialize(stream, report);
stream.Position = 0;
using var reader = new StreamReader(stream);
return(await reader.ReadToEndAsync());
}
}
public async Task <Lecturer> Handle(Query request, CancellationToken cancellationToken)
{
var lecturer = await _context.Lecturers.FindAsync(request.Id);
if (lecturer == null)
{
var ex = new DataObjectNotFoundException(nameof(lecturer));
LogMethods.LogError("Lecturer not found", ex, request.Logger);
throw ex;
}
return(lecturer);
}
public async Task <Student> Handle(Query request, CancellationToken cancellationToken)
{
var student = await _context.Students.FindAsync(request.Id);
if (student == null)
{
var ex = new DataObjectNotFoundException(nameof(student));
LogMethods.LogError("Student not found", ex, request.Logger);
throw ex;
}
return(student);
}
public async Task <HomeWork> Handle(Query request, CancellationToken cancellationToken)
{
var homeWork = await _context.HomeWorks.FindAsync(request.Id);
if (homeWork == null)
{
var ex = new DataObjectNotFoundException(nameof(homeWork));
LogMethods.LogError("HomeWork not found", ex, request.Logger);
throw ex;
}
return(homeWork);
}
public async Task <Unit> Handle(Command request, CancellationToken cancellationToken)
{
var lecturer = await _context.Lecturers.FindAsync(request.Id);
if (lecturer == null)
{
var ex = new DataObjectNotFoundException(nameof(lecturer));
LogMethods.LogError("Lecturer not found", ex, request.Logger);
throw ex;
}
_context.Remove(lecturer);
await _context.SaveChangesAsync();
return(Unit.Value);
}
public async Task <Unit> Handle(Command request, CancellationToken cancellationToken)
{
var homeWork = await _context.HomeWorks.FindAsync(request.HomeWork.Id);
if (homeWork == null)
{
var ex = new DataObjectNotFoundException(nameof(homeWork));
LogMethods.LogError("HomeWork not found", ex, request.Logger);
throw ex;
}
_mapper.Map(request.HomeWork, homeWork);
await _context.SaveChangesAsync();
return(Unit.Value);
}
public async Task <Unit> Handle(Command request, CancellationToken cancellationToken)
{
var student = await _context.Students.FindAsync(request.Student.Id);
if (student == null)
{
var ex = new DataObjectNotFoundException(nameof(student));
LogMethods.LogError("Student not found", ex, request.Logger);
throw ex;
}
// activity.Title = request.Activity.Title ?? activity.Title;
_mapper.Map(request.Student, student);
await _context.SaveChangesAsync();
return(Unit.Value);
}
public async Task <Unit> Handle(Command request, CancellationToken cancellationToken)
{
var lecturer = await _context.Lecturers.FindAsync(request.Lecturer.Id);
if (lecturer == null)
{
var ex = new DataObjectNotFoundException(nameof(lecturer));
LogMethods.LogError("Lecturer not found", ex, request.Logger);
throw ex;
}
// homework check
foreach (var lecture in request.Lecturer.Lectures)
{
foreach (var student in lecture.Students)
{
student.Grade *= student.LecturesCount;
student.LecturesCount++;
if (student.HomeWork != null)
{
student.Grade += new Random().Next(1, 5);
}
student.Grade /= student.LecturesCount;
if (student.Grade < 4)
{
// Send sms to student
}
}
}
foreach (var lecture in request.Lecturer.Lectures)
{
foreach (var student in _context.Students)
{
if (!lecture.Students.Contains(student))
{
student.SkipCount++;
}
if (student.SkipCount >= 3)
{
// Send email to student and lecturer
}
student.Grade *= student.LecturesCount;
student.LecturesCount++;
student.Grade /= student.LecturesCount;
if (student.Grade < 4)
{
// Send sms to student
}
}
}
// activity.Title = request.Activity.Title ?? activity.Title;
_mapper.Map(request.Lecturer, lecturer);
await _context.SaveChangesAsync();
return(Unit.Value);
}
