public async Task <IActionResult> OnGetAsync(int?id)
{
if (id is null)
{
return(NotFound());
}
BookCopy = await _context.BookCopies.FirstOrDefaultAsync(m => m.Id == id);
if (BookCopy is null)
{
return(NotFound());
}
var tempStates = BookStates.GetBookStates().Where(s => !_context.BookCopies.Any(x => x.BookId == BookCopy.BookId && x.State == s) || s == BookCopy.State).ToList();
foreach (var item in tempStates)
{
AvailableStates.Add(new SelectListItem {
Value = item, Text = item
});
}
return(Page());
}
protected override Exemplar InitEntryByReader(System.Data.SQLite.SQLiteDataReader reader)
{
Exemplar exemplar = new Exemplar();
ulong id = System.Convert.ToUInt64(reader.GetInt32(reader.GetOrdinal("id")));
string loanPeriodAsString = reader.GetString(reader.GetOrdinal("loanPeriod"));
DateTime loanPeriod = new DateTime();
if (loanPeriodAsString != null || loanPeriodAsString != "")
{
loanPeriod = DateTime.Parse(loanPeriodAsString);
}
string stateString = reader.GetString(reader.GetOrdinal("state"));
BookStates state = (BookStates)Enum.Parse(typeof(BookStates), stateString, true);
string signatur = reader.GetString(reader.GetOrdinal("signatur"));
ulong customerId = System.Convert.ToUInt64(reader.GetInt32(reader.GetOrdinal("customerID")));
ulong bookId = System.Convert.ToUInt64(reader.GetInt32(reader.GetOrdinal("bookID")));
exemplar.ExemplarId = id;
exemplar.LoanPeriod = loanPeriod;
exemplar.State = state;
exemplar.Signatur = signatur;
exemplar.BookId = bookId;
return(exemplar);
}
// To protect from overposting attacks, enable the specific properties you want to bind to.
// For more details, see https://aka.ms/RazorPagesCRUD.
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
if (!_context.Books.Any(x => x.Id == BookCopy.BookId))
{
return(Page());
}
var copy = _context.BookCopies.FirstOrDefault(x => x.Id == BookCopy.Id);
if (copy is null)
{
return(NotFound());
}
if (!BookStates.StateExist(BookCopy.State))
{
return(Page());
}
copy.State = BookCopy.State;
copy.Quantity = BookCopy.Quantity;
try
{
await _context.SaveChangesAsync();
return(RedirectToPage("Edit", new { id = BookCopy.BookId }));
}
catch (DbUpdateConcurrencyException)
{
return(BadRequest());
}
}
private void Awake()
{
currentstate = BookStates.Button;
}
public static string GetState(BookStates bookState)
{
return(States[(int)bookState]);
}
