/// <summary>
/// FTC1.1.1
/// </summary>
/// <returns></returns>
public static Tuple <Item, Member, BookStatusView, LoanRequirement> TestCaseInput2()
{
var libraryMember = new Member
{
Member_id = 1,
Library = new Library()
{
Member_id = 1, Name = "Library"
},
Loan_Rule = GetNormalLoanRule()
};
var itemId = 1;
var item = new Item
{
Item_id = 1,
Book = GetBook(itemId),
ItemStatu = GetItemStatus(itemId, false),
Subject = 1,
Create_time = DateTime.Now,
Item_type = 1,
SerialItems = GetSerialItems(itemId)
};
var bookStatus = new BookStatusView {
CanLoanOut = false, IsAvailable = true, Isbn = isbn, ItemId = 1
};
var loanRequirement = new LoanRequirement
{
MemberId = 1,
Isbn = isbn,
CopyNumber = 1
};
return(Tuple.Create(item, libraryMember, bookStatus, loanRequirement));
}
public async Task <IHttpActionResult> LoanBookAsync(LoanRequirement loanRequirement)
{
try
{
if (!ModelState.IsValid || loanRequirement.CopyNumber <= 0)
{
return(BadRequest(ModelState));
}
var member = await _context.Members.GetLibraryMemberAsync(loanRequirement.MemberId)
.ConfigureAwait(false);
if (member == null)
{
throw new MemberNotFoundException("Member not found");
}
//using (var dbContextTransaction = _context.BeginTransaction())
//{
var availItems = await _context.Items.GetAvailableSerialItemsAsync(loanRequirement.CopyNumber,
loanRequirement.Isbn).ConfigureAwait(false);
var bookStatus = await _context.Books.GetBookStatusAsync(loanRequirement.Isbn).ConfigureAwait(false);
if (availItems?.Count >= loanRequirement.CopyNumber && ((bookStatus.CanLoanOut && member.Library != null) || member.NormalMember != null))
{
var memberReservedBooks =
await _context.Items.GetReservedBooksAsync(loanRequirement.MemberId).ConfigureAwait(false);
if (member.Loan_Rule.Max_loan_book != null &&
member.Loan_Rule.Max_loan_book < memberReservedBooks + loanRequirement.CopyNumber)
{
throw new ExceedLoanLimitException("Loan max limit exceeded.");
}
int batchId =
Convert.ToInt32(await _context.ContextHelper.GetSequenceNoAsync("BatchId_Seq").ConfigureAwait(false));
List <Reservation> reservations = new List <Reservation>();
List <SerialItem> serialItems = new List <SerialItem>();
for (int i = 0; i < loanRequirement.CopyNumber; i++)
{
Reservation reservation = new Reservation
{
InsideReservation =
new InsideReservation
{
Serial_item_id = availItems[i].Serial_item_id,
Batch_id = batchId
},
Batch_id = Convert.ToInt32(batchId),
Member_id = member.Member_id,
Reserve_time = DateTime.Now,
Pickup_method = 1,
Status = 1,
Expected_return_date =
member.Loan_Rule.Max_loan_day == null
? (DateTime?)null
: DateTime.Now.Date.AddDays(member.Loan_Rule.Max_loan_day.Value)
};
reservations.Add(reservation);
availItems[i].Library_status = 2;
serialItems.Add(availItems[i]);
}
_context.Reservations.AddRange(reservations);
_context.SerialItems.SaveRange(serialItems);
//dbContextTransaction.Commit();
var result = new ReservationResult
{
ReservationBatchId = batchId,
ReservedItemIds = serialItems.Select(s => s.Serial_item_id).ToArray()
};
return(Ok(result));
}
else
{
throw new BookNotAvailableException("Required book is not available.");
}
//}
}
catch (MemberNotFoundException e)
{
return(Content(HttpStatusCode.NonAuthoritativeInformation, e.Message));
}
catch (DbUpdateConcurrencyException)
{
return(Content(HttpStatusCode.Conflict, "Data has been modified, try again"));
}
catch (Exception e)
{
return(Content(HttpStatusCode.InternalServerError, e.Message));
}
}
