public async Task RequestAsync(ReservationMessage message)
{
var reservation = await _db.Reservations
.Include(x => x.Loans)
.Include(x => x.Member)
.FirstOrDefaultAsync(x => x.Number == message.Number);
if (reservation == null)
{
reservation = new Reservation
{
RequestDate = DateTime.UtcNow,
Status = StatusReservation.Opened,
Number = message.Number,
Member = await _db.Members.FirstOrDefaultAsync(x => x.DocumentId == message.MemberId)
};
if (reservation.Member == null)
{
reservation.Member = new Member
{
DocumentId = message.MemberId,
Name = message.MemberName
};
}
reservation.Loans = new List <Loan>();
foreach (var item in message.Items)
{
var loan = await GetLoanAsync(_db, item, reservation.RequestDate);
reservation.Loans.Add(loan);
}
await _db.AddAsync(reservation);
}
else
{
reservation.Loans = new List <Loan>();
foreach (var item in message.Items)
{
var loan = await GetLoanAsync(_db, item, reservation.RequestDate);
reservation.Loans.Add(loan);
}
_db.Update(reservation);
}
await _db.SaveChangesAsync();
await SendDtoAsync(reservation.Id);
}
public async Task <bool> Handle(ReserveBookCommand request, CancellationToken cancellationToken)
{
var reservation = await _db.Reservations
.Include(x => x.Loans)
.Include(x => x.Member)
.FirstOrDefaultAsync(x => x.Number == request.Number, cancellationToken);
if (reservation == null)
{
reservation = new Reservation
{
RequestDate = _dateTimeService.Now(),
Status = StatusReservation.Opened,
Number = request.Number,
Member = await _db.Members.FirstOrDefaultAsync(x => x.DocumentId == request.MemberId, cancellationToken)
};
if (reservation.Member == null)
{
reservation.Member = new Member
{
DocumentId = request.MemberId,
Name = request.MemberName
};
}
await _db.AddAsync(reservation, cancellationToken);
}
reservation.Loans = new List <Loan>();
foreach (var item in request.Items)
{
var loan = new Loan
{
Copy = await _db.Copies.FirstOrDefaultAsync(x => x.Number == item.Number, cancellationToken),
DueDate = reservation.RequestDate.AddDays(7)
};
reservation.Loans.Add(loan);
}
await _db.SaveChangesAsync(cancellationToken);
var message = new PublishReservationEventCommand
{
ReservationId = reservation.Id
};
await _bus.SendAsync(ContextNames.Queue.Library, message);
return(true);
}
public async Task <bool> Handle(UpdateBookCommand request, CancellationToken cancellationToken)
{
var book = await _db.Books.FirstOrDefaultAsync(x => x.Title == request.Title, cancellationToken);
if (book != null)
{
book.Author = request.Author;
book.Language = request.Language;
await _db.SaveChangesAsync(cancellationToken);
}
return(true);
}
public async Task UpdateAsync(BookMessage message)
{
var book = await _db.Books.FirstOrDefaultAsync(x => x.Title == message.Title);
if (book != null)
{
book.Author = message.Author;
book.Language = message.Language;
_db.Update(book);
await _db.SaveChangesAsync();
}
}
public async Task <bool> Handle(ExpireReservationCommand request, CancellationToken cancellationToken)
{
var reservation = await _db.Reservations.FirstOrDefaultAsync(x => x.Id == request.ReservationId, cancellationToken);
reservation.Status = StatusReservation.Expired;
await _db.SaveChangesAsync(cancellationToken);
var message = new PublishReservationEventCommand
{
ReservationId = reservation.Id
};
await _bus.SendAsync(ContextNames.Queue.Library, message);
return(true);
}