public void AddRequirementsToStudent(Student student)
{
//var listOfId = _context.RequirementStudents
// .Where(c => c.StudentId == student.Id)
// .Select(c => c.RequirementId);
//var listRequirement = _context.Requirements
// .Where(c => !listOfId.Contains(c.Id));
//if (!listRequirement.Any())
//{
// return;
//}
//foreach (var req in listRequirement)
//{
// var newReq = new RequirementStudents
// {
// RequirementId = req.Id,
// StudentId = student.Id,
// Status = false,
// };
// _context.RequirementStudents.Add(newReq);
//}
//_context.SaveChangesAsync();
using (var context = new MorenoContext())
{
var listOfId = context.RequirementStudents
.Where(c => c.StudentId == student.Id)
.Select(c => c.RequirementId);
var listRequirement = context.Requirements
.Where(c => !listOfId.Contains(c.Id));
if (!listRequirement.Any())
{
return;
}
foreach (var req in listRequirement)
{
var newReq = new RequirementStudents
{
RequirementId = req.Id,
StudentId = student.Id,
Status = false,
};
context.RequirementStudents.Add(newReq);
}
context.SaveChangesAsync();
}
}
private async void DoSubmit()
{
bool result = false;
await DialogHost.Show(new PleaseWaitView(), "RootDialog",
delegate(object sender, DialogOpenedEventArgs args)
{
Task.Run(() =>
{
//try
//{
foreach (var sv in StudentVotes)
{
//_context.Entry(sv).State = EntityState.Added;
_context.StudentVotes.Add(sv);
}
_context.SaveChangesAsync();
result = true; //}
//catch (Exception e)
//{
// Console.WriteLine(e);
// result = false;
//}
Thread.Sleep(500);
}).ContinueWith((t, _) =>
{
Messenger.Default.Send(new SubmitVoteMessage());
Messenger.Default.Send(new SetNavigation()
{
Content = new VoterProfileView()
{
DataContext = new VoterProfileViewModel(ref _context, CurrentStudent)
}
});
args.Session.UpdateContent(new OkMessageDialog()
{
DataContext = result ? "Vote Success" : "Vote Failed, Please inform your teacher"
});
}, null, TaskScheduler.FromCurrentSynchronizationContext());
});
}
private async void DoEnd()
{
await DialogHost.Show(new OkCancelMessageDialog()
{
DataContext = "Do you want to end the election?"
},
"RootDialog", delegate(object sender, DialogClosingEventArgs args)
{
if (Equals(args.Parameter, false))
{
return;
}
if (Equals(args.Parameter, "Ok") && IsEndDialog)
{
IsEndDialog = false;
return;
}
if (Equals(args.Parameter, "Ok") && !IsEndDialog)
{
IsEndDialog = true;
args.Cancel();
args.Session.UpdateContent(new PleaseWaitView());
bool result = false;
Task.Run(() =>
{
try
{
int votes = 0;
int cmvotes = 0;
//var cmMember = new CouncilMembers();
List <ElectionHistory> electHistory = new List <ElectionHistory>();
var positions = _context.CouncilPositions.ToList();
var members = _context.CouncilMembers.ToList();
var hasVotes = _context.StudentVotes.FirstOrDefault();
bool resultVotes = hasVotes != null;
//if (!positions.Any() && !members.Any())
if (!resultVotes)
{
IsEndDialog = true;
args.Session.UpdateContent(new OkMessageDialog()
{
DataContext = "Failed to End"
});
return;
}
//int highestVote = 0;
foreach (var position in positions)
{
var cmMember = new CouncilMembers();
foreach (var member in members)
{
if (member.CouncilPosition == position)
{
votes = CalculateVotes(member.Student);
cmvotes = CalculateVotes(cmMember?.Student);
if (votes > cmvotes)
{
//highestVote = votes;
cmMember = member;
}
}
}
var eHistory = new ElectionHistory()
{
Position = cmMember.CouncilPosition.Position,
Name = cmMember.Student.FullName,
DateYear = DateTime.Now,
VoteCount = CalculateVotes(cmMember?.Student)
};
electHistory.Add(eHistory);
}
_context.ElectionHistory.AddRange(electHistory);
_context.CouncilMembers.RemoveRange(_context.CouncilMembers);
_context.PartyLists.RemoveRange(_context.PartyLists);
var list = _context.StudentVotes.ToList();
_context.StudentVotes.RemoveRange(list);
_context.ElectionStatus.RemoveRange(_context.ElectionStatus);
_context.SaveChangesAsync();
result = true;
}
catch (Exception e)
{
Console.WriteLine(e);
result = false;
}
}).ContinueWith((t, _) =>
{
LoadData();
//args.Session.Close(false);
Messenger.Default.Send(new EndElectionMessage());
args.Session.UpdateContent(new OkMessageDialog()
{
DataContext = result ? "End Successfull, Check Election History for results." : "Failed to end"
});
}, null, TaskScheduler.FromCurrentSynchronizationContext());
}
});
//int votes = 0;
//int cmvotes = 0;
////var cmMember = new CouncilMembers();
//List<ElectionHistory> electHistory = new List<ElectionHistory>();
//var positions = _context.CouncilPositions.ToList();
//var members = _context.CouncilMembers.ToList();
//if (!positions.Any() && !members.Any())
//{
// await DialogHost.Show(new OkMessageDialog() {DataContext = "Failed to End"}, "RootDialog");
// return;
//}
//foreach (var position in positions)
//{
// var cmMember = new CouncilMembers();
// foreach (var member in members)
// {
// if (member.CouncilPosition == position)
// {
// votes = CalculateVotes(member.Student);
// cmvotes = CalculateVotes(cmMember?.Student);
// if (votes > cmvotes)
// {
// cmMember = member;
// }
// }
// }
// var eHistory = new ElectionHistory()
// {
// Position = cmMember.CouncilPosition.Position,
// Name = cmMember.Student.FullName,
// DateYear = DateTime.Now,
// VoteCount = cmvotes
// };
// electHistory.Add(eHistory);
//}
//_context.ElectionHistory.AddRange(electHistory);
//_context.CouncilMembers.RemoveRange(_context.CouncilMembers);
//_context.PartyLists.RemoveRange(_context.PartyLists);
//_context.StudentVotes.RemoveRange(_context.StudentVotes);
//_context.ElectionStatus.RemoveRange(_context.ElectionStatus);
//_context.SaveChanges();
//LoadData();
////RaisePropertyChanged(() => StartCommand);
////RaisePropertyChanged(() => CanStart);
}
private void OnBorrowClosing(object sender, DialogClosingEventArgs args)
{
if (Equals(args.Parameter, false))
{
return;
}
if (args.Parameter is TextBox)
{
args.Session.UpdateContent(new PleaseWaitView());
TextBox txtName = (TextBox)args.Parameter;
int number;
var name = txtName.Text.Trim();
var tryParse = Int32.TryParse(name, out number);
if (tryParse)
{
if (number > SelectedBook.AvailableQuantity)
{
args.Cancel();
args.Session.UpdateContent(new OkMessageDialog()
{
DataContext = "Borrow quantity can't exceed available quantity."
});
return;
}
if (number < 1)
{
args.Cancel();
args.Session.UpdateContent(new OkMessageDialog()
{
DataContext = "Minimum quantity is 1."
});
return;
}
}
Task.Run(() =>
{
if (tryParse)
{
_oldSelectedTeacher = SelectedTeacher;
var bookSearch =
_context.TeacherBorrowedBooks.FirstOrDefault(c => c.Teacher.Id == SelectedTeacher.Id &&
c.Book.Id == SelectedBook.Id);
bool isFind = bookSearch != null;
if (!isFind)
{
var newBorrowedbook = new TeacherBorrowedBook
{
Teacher = SelectedTeacher,
Book = SelectedBook,
QuantityBorrowed = number,
DateBorrowed = DateTime.Now.Date,
};
//SelectedBook.AvailableQuantity =
_context.TeacherBorrowedBooks.Add(newBorrowedbook);
_context.SaveChanges();
}
else
{
var borBook = _context.TeacherBorrowedBooks.FirstOrDefault(c => c.Teacher.Id == SelectedTeacher.Id &&
c.Book.Id == SelectedBook.Id);
if (borBook != null)
{
borBook.QuantityBorrowed = borBook.QuantityBorrowed + number;
//SelectedBook.AvailableQuantity -= number;
//_unitOfWork.TeacherBorrowedBook.ModifyBorrowedBook(borBook);
}
}
var newBorrowedBook = new TeacherBorrowedBook();
//var borrewdBook = _context.TeacherBorrowedBooks.
var bookList = _context.TeacherBorrowedBooks.Where(c => c.Book.Id == SelectedBook.Id).ToList();
int quantityBorrowed = 0;
foreach (var book in bookList)
{
quantityBorrowed += book.QuantityBorrowed;
}
SelectedBook.AvailableQuantity = SelectedBook.Quantity -
(quantityBorrowed + SelectedBook.Damaged +
SelectedBook.Outdated);
_context.SaveChangesAsync();
}
}).ContinueWith((t, _) =>
{
LoadData();
Messenger.Default.Send(new NewBookUpdate());
SelectedTeacher = _oldSelectedTeacher;
}, null, TaskScheduler.FromCurrentSynchronizationContext());
}
}
