public void Check()
{
if (Database.LibraryFilePath != "" && Database.LibraryFilePathSB != "")
{
// B O O K
StreamReader reader = new StreamReader(Database.LibraryFilePath);
int librarySize = Convert.ToInt32(reader.ReadLine());
for (int i = 0; i < librarySize; i++)
{
Book new_book = new Book("", "", "", "");
new_book.ExractFromFile(reader);
}
reader.Close();
// S T U D E N T B O O K
StreamReader reader1 = new StreamReader(Database.LibraryFilePathSB);
int studentsbookSize = Convert.ToInt32(reader1.ReadLine());
for (int i = 0; i < studentsbookSize; i++)
{
SBook new_studentbook = new SBook("", "", "", "", "", "");
new_studentbook.ExractFromFile(reader1);
}
reader1.Close();
button_AddBook.Enabled = true;
buttonLibrary.Enabled = true;
}
}
//Создание новой книги
private void buttonConfirm_Click(object sender, EventArgs e)
{
try
{
if (checkBoxBook.Checked == true)
{
if (textboxTitle.Text != "" && textBoxAuthor.Text != "" && textBoxCount.Text != "" && textBoxPublishing.Text != "")
{
if (int.TryParse(textBoxCount.Text, out int check))
{
Book newBook = new Book(
title: textboxTitle.Text,
author: textBoxAuthor.Text,
pages: textBoxCount.Text,
publisher: textBoxPublishing.Text
);
Database.Library.Add(newBook);
MessageBox.Show("Книга успешно добавлена!", "Добавление", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
textboxTitle.Text = "";
textBoxAuthor.Text = "";
textBoxCount.Text = "";
textBoxPublishing.Text = "";
}
else
{
throw new FormatException();
}
}
}
if (checkBoxStudybook.Checked == true)
{
if (textboxTitle.Text != "" && textBoxAuthor.Text != "" && textBoxCount.Text != "" && textBoxPublishing.Text != "" && textBoxSphere.Text != "")
{
SBook newBook = new SBook(
title: textboxTitle.Text,
author: textBoxAuthor.Text,
pages: textBoxCount.Text,
publisher: textBoxPublishing.Text,
coathors: textBoxCoAuthor.Text,
sphere: textBoxSphere.Text
);
Database.Studentbooks.Add(newBook);
MessageBox.Show("Учебник успешно добавлен!", "Добавление", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
textboxTitle.Text = "";
textBoxAuthor.Text = "";
textBoxCount.Text = "";
textBoxPublishing.Text = "";
textBoxCoAuthor.Text = "";
textBoxSphere.Text = "";
}
else
{
throw new FormatException();
}
}
}
catch (FormatException)
{
MessageBox.Show("Количество страниц - не числовое значение", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch
{
MessageBox.Show("Некорректные данные", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}