public static decimal ComputeDiscount(Order o, decimal total)
{
// Count the number of items ordered
int count = 0;
foreach (OrderItem i in o.Items)
{
count += i.Quantity;
}
decimal pct = 0;
if (total > 500)
pct = (decimal)0.20;
if (total > 200)
pct = (decimal)0.15;
if (total > 100)
pct = (decimal)0.10;
// Calculate the discount amount
decimal discount = total * pct;
// Subtract a dollar for every item ordered
discount -= (decimal)count;
// Make sure it’s not less than zero
if (discount < 0)
discount = 0;
Console.WriteLine("Discount computed: ${0}", discount.ToString());
return discount;
}
public static decimal ComputeDiscount(Order o, decimal total)
{
// count number of items ordered
var count = o.Items.Sum(i => i.Quantity);
// determine the discount percentage
var pct = 0m;
if (total > 500)
pct = 0.2m;
else if (total > 200)
pct = .15m;
else if (total > 100)
pct = .1m;
// calculate the discount amount
var discount = total*pct;
// Subtract a dollar for every item ordered
discount -= (decimal) count;
// Make sure it's not less than zero
if (discount < 0) discount = 0;
Console.WriteLine($"Discount computed: {discount}");
return discount;
}
static void Main(string[] args)
{
Order myOrder = new Order
{
OrderID = 1,
Description = "Need some stuff",
ShippingMethod = "2ndDay",
TotalWeight = 100
};
myOrder.Items.Add(new OrderItem
{
OrderItemID = 1,
Quantity = 1,
ItemCode = "12345",
Description = "Widget"
});
myOrder.Items.Add(new OrderItem
{
OrderItemID = 2,
Quantity = 3,
ItemCode = "12346",
Description = "Gadget"
});
myOrder.Items.Add(new OrderItem
{
OrderItemID = 1,
Quantity = 1,
ItemCode = "12345",
Description = "Widget"
});
myOrder.Items.Add(new OrderItem
{
OrderItemID = 2,
Quantity = 3,
ItemCode = "12346",
Description = "Gadget"
});
IDictionary<string, object> input = new Dictionary<string, object>
{
{"argOrderInfo", myOrder}
};
Activity workflow1 = new OrderWF();
IDictionary<string, object> output = WorkflowInvoker.Invoke(workflow1, input);
// Get the TotalAmount returned by the workflow
decimal total = (decimal)output["argTotalAmount"];
Console.WriteLine("Workflow returned ${0} for my order total", total);
Console.WriteLine("Press ENTER to exit");
Console.ReadLine();
}
static void Main()
{
var myOrder = new Order
{
OrderId = 1,
Description = "Need some stuff",
ShippingMethod = "2ndDay",
TotalWeight = 100
};
myOrder.Items.Add(new OrderItem
{
OrderItemId = 1,
Quantity = 1,
ItemCode = "12345",
Description = "Widget"
});
myOrder.Items.Add(new OrderItem
{
OrderItemId = 2,
Quantity = 3,
ItemCode = "12346",
Description = "Gadget"
});
myOrder.Items.Add(new OrderItem
{
OrderItemId = 3,
Quantity = 2,
ItemCode = "12347",
Description = "Super Widget"
});
var input = new Dictionary<string, object>
{
{"OrderInfo", myOrder}
};
var output = WorkflowInvoker.Invoke(new OrderWF(), input);
var total = (decimal) output["TotalAmount"];
Console.WriteLine($"Workflow returned ${total} for my order total");
Console.WriteLine("Press ENTER to exit");
Console.ReadLine();
}