static void StartExercise1b()
{
if (!ValidateCustomerClass())
{
return;
}
var person = new Utils.Object("First.Customer");
if (person.IsValid)
{
Console.Write("Your first name: ");
person.Prop("FirstName")?.Set(Console.ReadLine());
Console.Write("Your last name: ");
person.Prop("LastName")?.Set(Console.ReadLine());
Console.Write("Date of birth(dd/mm/yyyy): ");
string date = Console.ReadLine();
try
{
DateTime birth = Convert.ToDateTime(date);
person.Prop("DateOfBirth")?.Set(birth);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
Console.Write(
person.Method("Name").Invoke()
+ " is " + person.Method("Age").Invoke().ToString()
+ " jaar oud.");
}
}
static void StartExercise1a()
{
if (!Utils.Object.DoesClassExist("First.Customer"))
{
Console.WriteLine("Er bestaat geen class 'Customer'.");
return;
}
var person = new Utils.Object("First.Customer");
if (person.IsValid)
{
Console.Write("Your First Name: ");
person.Prop("FirstName")?.Set(Console.ReadLine());
Console.Write("Your Last Name: ");
person.Prop("LastName")?.Set(Console.ReadLine());
Console.Write("Date of birth (dd/mm/yyyy): ");
string date = Console.ReadLine();
try
{
DateTime birth = Convert.ToDateTime(date);
person.Prop("DateOfBirth")?.Set(birth);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
Console.Write("Your name is ");
Console.WriteLine(person.Prop("FirstName")?.Get() + " " + person.Prop("LastName")?.Get());
Console.Write("You are born on ");
Console.WriteLine(person.Prop("DateOfBirth").Get().ToString());
}
}
static void StartExercise2()
{
if (!ValidateCustomerClass())
{
return;
}
if (!ValidateBookClass())
{
return;
}
Console.Clear();
var book = new Utils.Object("First.Book");
Console.Write("The Book's Title: ");
book.Prop("Title")?.Set(Console.ReadLine());
Console.Write("The Book's Author: ");
book.Prop("Author")?.Set(Console.ReadLine());
Console.Write("Required age to read: ");
int age = Convert.ToInt32(Console.ReadLine());
book.Prop("RequiredAge")?.Set(age);
Console.WriteLine("Your Book Entry:");
book.Method("Print").Invoke();
var customer = new Utils.Object("First.Customer");
customer.Prop("DateOfBirth").Set(new DateTime(DateTime.Now.Year - age, DateTime.Now.Month, DateTime.Now.Day));
Console.Write("Customer 1 is " + (age) + " years old and is ");
var allowed = (bool)book.Method("AllowedToRead", Utils.Object.GetClassType("First.Customer")).Invoke(customer.Instance);
if (!allowed)
{
Console.WriteLine("not allowed to read this book.");
}
else
{
Console.WriteLine("allowed to read this book.");
}
customer.Prop("DateOfBirth").Set(new DateTime(DateTime.Now.Year - (age + 5), DateTime.Now.Month, DateTime.Now.Day));
Console.Write("Customer 2 is " + (age + 5) + " years old and is ");
allowed = (bool)book.Method("AllowedToRead", Utils.Object.GetClassType("First.Customer")).Invoke(customer.Instance);
if (!allowed)
{
Console.WriteLine("not allowed to read this book.");
}
else
{
Console.WriteLine("allowed to read this book.");
}
customer.Prop("DateOfBirth").Set(new DateTime(DateTime.Now.Year - (age - 5), DateTime.Now.Month, DateTime.Now.Day));
Console.Write("Customer 3 is " + (age - 5) + " years old and is ");
allowed = (bool)book.Method("AllowedToRead", Utils.Object.GetClassType("First.Customer")).Invoke(customer.Instance);
if (!allowed)
{
Console.WriteLine("not allowed to read this book.");
}
else
{
Console.WriteLine("allowed to read this book.");
}
}
static void StartExercise3()
{
if (!ValidateCustomerClass())
{
return;
}
if (!ValidateBookClass())
{
return;
}
if (!ValidateTransactionClass())
{
return;
}
Console.Clear();
var transaction = new Utils.Object("First.Transaction");
var book = new Utils.Object("First.Book");
var customer = new Utils.Object("First.Customer");
book.Prop("Title").Set("C# for Dummies");
book.Prop("Author").Set("Microsoft");
book.Prop("RequiredAge").Set(12);
Console.WriteLine("Created a book:");
book.Method("Print").Invoke();
customer.Prop("FirstName").Set("Harry");
customer.Prop("LastName").Set("Potter");
customer.Prop("DateOfBirth").Set(new DateTime(DateTime.Now.Year - 20, 2, 12));
Console.WriteLine("Created a customer:");
customer.Method("Print").Invoke();
Console.WriteLine("** Creating a transaction: **");
transaction.Prop("Book").Set(book.Instance);
transaction.Prop("Customer").Set(customer.Instance);
Console.Write("Date for this transaction (dd/mm/yyyy): ");
string date = Console.ReadLine();
try
{
DateTime dt = Convert.ToDateTime(date);
transaction.Prop("LoanDate")?.Set(dt);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
Console.WriteLine("Printing the transaction: ");
transaction.Method("Print").Invoke();
if ((bool)transaction.Method("IsLoanExpired").Invoke())
{
Console.WriteLine("This loan has expired.");
}
else
{
Console.WriteLine("This loan has not expired.");
}
}