public void BookReturn(ReturnBook bookReturn)
{
if (IsValidBookStudentData(bookReturn) && IsValidIssueData(bookReturn))
{
bookReturn.BookId = _libraryUnitOfWork.BookReturnRepository.GetBook(bookReturn.Barcode).Id;
_libraryUnitOfWork.BookReturnRepository.BookReturn(bookReturn);
UpdateFineAmount(bookReturn); UpdateBookStock(bookReturn.Barcode);
_libraryUnitOfWork.Save();
}
}
public void ReceiveFineAmount(int id, Student model)
{
var student = _libraryUnitOfWork.BookFineRepository.GetStudentForFineAmount(id);
var recvAmount = model.FineAmount;
var dueamount = (student.FineAmount - recvAmount);
if (recvAmount > student.FineAmount)
{
model.FineAmount = 0;
}
else
{
student.FineAmount = dueamount;
}
_libraryUnitOfWork.Save();
}
public void BookIssue(IssueBook bookIssue)
{
/**validation check student and book**/
if (!IsValidStudent(bookIssue))
{
throw new SystemException("Student information not available ");
}
else if (!IsBookInfoExist(bookIssue))
{
throw new SystemException("Book information not available ");
}
else if (!IsAvailableCopy(bookIssue))
{
throw new SystemException("Book copy not available ");
}
else
{
bookIssue.BookId = _libraryUnitOfWork.BookIssueRepository.GetBook(bookIssue.Barcode).Id;
}
_libraryUnitOfWork.BookIssueRepository.BookIssue(bookIssue);
BookStockUpdate(bookIssue);
_libraryUnitOfWork.Save();
}
public void StudentAdd(Student student)
{
_libraryUnitOfWork.StudentRepository.StudentAdd(student);
_libraryUnitOfWork.Save();
}
public void BookAdd(Book book)
{
_libraryUnitOfWork.BookRepository.BookAdd(book);
_libraryUnitOfWork.Save();
}
