public static void Read()
{
Design.Welcome2();
Console.Write("How many hour you want to read this book:");
l7:
try
{
hour = int.Parse(Console.ReadLine());
if (hour > 12)
{
Console.Write("Enter number of hours less than 12 hours: ");
goto l7;
}
}
catch
{
Console.Write("Enter the ((number)) of hours: ");
goto l7;
}
Console.WriteLine(); Console.WriteLine();
Design.Line();
Console.WriteLine();
studentInformation();
array[5] = "The book's situation is: Read for " + hour + " hours. ";
Console.WriteLine("The book's situation is: Read for {0} hours. ", hour);
bookInformation();
Design.Lines2();
Design.clear();
Design.exit();
}
public static void Return()
{
//Collection With the database of book
{
try
{
SqlConnection con = new SqlConnection(@"Data Source=(LocalDB)\v11.0;AttachDbFilename=C:\Users\السباعي\Desktop\Library System\Library System\Library System\Books.mdf;Integrated Security=True");
con.Open();
Design.Welcome2();
Console.WriteLine();
SqlCommand readB = new SqlCommand("select * from books where number= '" + bookId + "'", con);
SqlDataReader drB = readB.ExecuteReader();
drB.Read();
if (drB.GetValue(10).ToString() != Convert.ToString(Windows.id))
{
array[5] = "You didn't borrow this book Before!";
Console.WriteLine("You didn't borrow this book Before!");
Design.Lines2();
Design.clear();
book();
}
else
{
studentInformation();
thatday = Convert.ToDateTime(drB.GetValue(5));
Dept = Convert.ToInt32(drB.GetValue(9));
st = thatday - today;
days = st.Days - 1;
if (dept == Dept)
{
if (days > 3)
{
array[5] = "The book's situation is: Return after " + days + " days of the metaphor from " + today.ToShortDateString() + " to " + Convert.ToDateTime(drB.GetValue(5)).ToShortDateString() + ". ";
Console.WriteLine("The book's situation is: Return after {0} days of the metaphor from {1} to {2}. ", drB.GetValue(4).ToString(), today.ToShortDateString(), Convert.ToDateTime(drB.GetValue(5)).ToShortDateString());
for (int i = days - 3; i > 0; i--)
{
money += 3;
}
array[10] = "The money that you must to pay is " + money + "$.";
Console.WriteLine("The money that you must to pay is {0}$.", money);
}
else
{
array[5] = "Thanks for returning our book ^_^";
Console.WriteLine("Thanks for returning our book ^_^");
}
bookInformation();
con.Close();
con.Open();
SqlCommand NullDays = new SqlCommand("update books set borrow = DEFAULT where number= '" + bookId + "'", con);
NullDays.ExecuteNonQuery();
SqlCommand NullDate = new SqlCommand("update books set Returning = DEFAULT where number= '" + bookId + "'", con);
NullDate.ExecuteNonQuery();
SqlCommand NullDepartment = new SqlCommand("update books set tokenFrom = DEFAULT where number= '" + bookId + "'", con);
NullDepartment.ExecuteNonQuery();
SqlCommand NullStudentID = new SqlCommand("update books set studentID = DEFAULT where number= '" + bookId + "'", con);
NullStudentID.ExecuteNonQuery();
Design.Lines2();
Design.clear();
Design.exit();
}
else
{
array[5] = "<'_'> You Don't borrow this book from this depatment. <'_'>";
Console.WriteLine("<'_'> You Don't borrow this book from this depatment. <'_'>");
}
}
con.Close();
}
catch (Exception x)
{
Console.WriteLine(x.Message);
}
}
}
public static void Borrow()
{
//Collection With the database of book
{
try
{
SqlConnection con = new SqlConnection(@"Data Source=(LocalDB)\v11.0;AttachDbFilename=C:\Users\السباعي\Desktop\Library System\Library System\Library System\Books.mdf;Integrated Security=True");
con.Open();
Design.Welcome2();
SqlCommand readborrow = new SqlCommand("select * from books where number='" + bookId + "'", con);
SqlDataReader read = readborrow.ExecuteReader();
read.Read();
if (read.GetValue(4).ToString() != "0")
{
array[5] = "Sorry <-_-> You can't borrow this book!";
Console.WriteLine("Sorry <-_-> You can't borrow this book!");
con.Close();
Design.Lines2();
Design.clear();
book();
}
else
{
Console.WriteLine("\nNote: ");
Console.WriteLine("You can borrow the book for 3 days");
Console.Write("How many days you want to borrow the book:");
l8:
try
{
days = int.Parse(Console.ReadLine());
if (days != 1 && days != 2 && days != 3)
{
Console.Write("Enter number of days <<1 or 2 or 3>>: ");
goto l8;
}
}
catch
{
Console.Write("Enter the ((number)) of days: ");
goto l8;
}
con.Close();
con.Open();
SqlCommand readDays = new SqlCommand("update books set borrow= '" + days + "'where number= '" + bookId + "'", con);
readDays.ExecuteNonQuery();
SqlCommand readDept = new SqlCommand("update books set tokenFrom= '" + dept + "'where number= '" + bookId + "'", con);
readDept.ExecuteNonQuery();
SqlCommand readID = new SqlCommand("update books set studentID= '" + Windows.id + "'where number= '" + bookId + "'", con);
readID.ExecuteNonQuery();
Console.WriteLine();
Design.Line();
Console.WriteLine();
studentInformation();
thatday = today.AddDays(days);
if (days == 1)
{
array[5] = "The book's situation is: Borrow for " + days + " day from " + today.ToString("d/M/yyyy") + " to " + thatday.ToString("d/M/yyyy") + ". ";
Console.WriteLine("The book's situation is: Borrow for {0} day from {1} to {2}. ", days, today.ToString("d/M/yyyy"), thatday.ToString("d/M/yyyy"));
}
else
{
array[5] = "The book's situation is: Borrow for " + days + " days from " + today.ToString("d/M/yyyy") + " to " + thatday.ToString("d/M/yyyy") + ". ";
Console.WriteLine("The book's situation is: Borrow for {0} days from {1} to {2}. ", days, today.ToString("d/M/yyyy"), thatday.ToString("d/M/yyyy"));
}
SqlCommand setDate = new SqlCommand("update books set Returning= '" + thatday.ToShortDateString() + "'where number= '" + bookId + "'", con);
setDate.ExecuteNonQuery();
bookInformation();
Console.WriteLine();
Design.Line();
Console.WriteLine("\nNote: ");
Console.WriteLine("If you return the book after more than three days you'll pay 3$ for each day.");
Design.Lines2();
Design.clear();
Design.exit();
con.Close();
}
}
catch (Exception x)
{
Console.WriteLine(x.Message);
}
}
}
public static void book()
{
//Collection With the database of book
{
try
{
SqlConnection con = new SqlConnection(@"Data Source=(LocalDB)\v11.0;AttachDbFilename=C:\Users\السباعي\Desktop\Library System\Library System\Library System\Books.mdf;Integrated Security=True");
Design.Welcome2();
Console.WriteLine();
Console.WriteLine("\n\t\t\t\t\t Database Connected");
Console.WriteLine("Choose number from 1 to 3: ");
Console.WriteLine("1) Information System. ");
Console.WriteLine("2) Information Technology. ");
Console.WriteLine("3) Computer Science. ");
Console.Write("Please enter your choice:");
l5:
try
{
number = int.Parse(Console.ReadLine());
}
catch
{
Console.Write("Enter the number: ((1 or 2 or 3 )): ");
goto l5;
}
dept = number;
switch (number)
{
case 1:
Department(1);
break;
case 2:
Department(2);
break;
case 3:
Department(3);
break;
default:
Console.Write("Enter Just number: ((1 or 2 or 3 )): ");
goto l5;
}
l7:
Console.Write("\nEnter the number of book: ");
l6:
try
{
bookId = int.Parse(Console.ReadLine());
con.Open();
SqlCommand search = new SqlCommand("Select number from books", con);
SqlDataReader value = search.ExecuteReader();
while (value.Read())
{
if (value.GetValue(0).ToString() == Convert.ToString(bookId))
{
Not = 0;
Console.WriteLine("\t\t\t\t\t ^_^ We find the book ^_^");
break;
}
}
con.Close();
if (Not == 1)
{
Console.WriteLine("\t\t\t\t\t<'_'> The book is Not in our Libraray <'_'>");
goto l7;
}
}
catch (Exception x)
{
Console.WriteLine(x.Message);
Console.Write("\nEnter THE NUMBER OF BOOK: ");
goto l6;
}
Design.Lines2();
Design.clear();
List();
}
catch (Exception x)
{
Console.WriteLine(x.Message);
}
}
}
//method of calss Windows
//1) Welcome To Library System
public static void page1()
{
Design.Welcome1();
Design.clear();
}
