public void LoadFromFile(string filename)
{
try
{
using (var fs = File.OpenRead(filename))
using (var reader = new StreamReader(fs))
{
while (!reader.EndOfStream)
{
string[] strArray = reader.ReadLine().Split('|');
ReadersTicket rt = new ReadersTicket(Convert.ToInt32(strArray[0]),
strArray[1], Convert.ToInt32(strArray[2]));
ticketList.Add(rt);
if (rt.Id > maxID)
{
maxID = rt.Id;
}
}
}
}
catch (FileNotFoundException)
{
}
maxID++;
}
public void AddTicket(string fio, int specialtyID)
{
ReadersTicket rt = GetTicketByParams(fio, specialtyID);
if (rt == null)
{
rt = new ReadersTicket(maxID++, fio, specialtyID);
ticketList.Add(rt);
}
}
public Formular GetFormularByLinks(Book bookLink, ReadersTicket ticketLink)
{
foreach (Formular frm in formularList)
{
if (frm.BookLink == bookLink && frm.ReaderLink == ticketLink)
{
return(frm);
}
}
return(null);
}
private void buttonTicketAdd_Click(object sender, EventArgs e)
{
string fio = textTicketSearchName.Text;
int spec = comboTicketSearchSpecialty.SelectedIndex;
ReadersTicket rt = linkedModel.FindMatchingTicket(fio, spec);
if (rt != null)
{
notify("Билет с указанными параметрами уже находится в базе.");
}
else
{
notify("Билет добавлен в базу и выбран в панели.");
selectedTicket = linkedModel.AddTicket(fio, spec);
OnChangingSelectedTicket?.Invoke(this, null);
}
}
private void buttonTicketSearch_Click(object sender, EventArgs e)
{
string fio = textTicketSearchName.Text;
int spec = comboTicketSearchSpecialty.SelectedIndex;
ReadersTicket rt = linkedModel.FindMatchingTicket(fio, spec);
if (rt == null)
{
notify("Не найдено ни одного билета с указанными параметрами");
}
else
{
notify("Билет найден.");
selectedTicket = rt;
OnChangingSelectedTicket?.Invoke(this, null);
}
}
public void AddFormular(Book b, ReadersTicket rt)
{
if (b.FreeExemplarsCount == 0)
{
throw new ReturningException("У этой книги больше нет свободных экземпляров.");
}
if (rt.Quote == 0)
{
throw new ReturningException("У этого читателя закончилась квота, он не может брать больше книг.");
}
Formular frm = new Formular(b, rt, DateTime.Now, rt.GiveDays);
linkedFC.AddFormular(frm);
b.AddFormular(frm);
rt.AddFormular(frm);
OnChangingBookList?.Invoke(null, null);
OnChangingTicket?.Invoke(null, null);
}
private void buildFormularsFromData()
{
foreach (Tuple <int, int, DateTime> tup in linkedFC.LoadDataFromFile(filenameFormulars))
{
Book b = linkedBC.GetBookByID(tup.Item1);
if (b == null)
{
throw new WrongIDException("Loading formulars: no such book in catalog", tup.Item1);
}
ReadersTicket rt = linkedTC.GetTicketByID(tup.Item2);
if (rt == null)
{
throw new WrongIDException("Loading formulars: no such ticket in catalog", tup.Item2);
}
Formular frm = new Formular(b, rt, tup.Item3);
b.AddFormular(frm);
rt.AddFormular(frm);
linkedFC.AddFormular(frm);
}
}
public Formular(Book bookLink, ReadersTicket readerLink, DateTime returnDate)
{
BookLink = bookLink;
ReaderLink = readerLink;
ReturnDate = returnDate;
}
public Formular(Book bookLink, ReadersTicket readerLink, DateTime currentDate, int returnDays)
{
BookLink = bookLink;
ReaderLink = readerLink;
ReturnDate = currentDate.AddDays(returnDays);
}
