Created
March 23, 2011 02:20
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Pseudocode for how the Qdoba Rewards Program works
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| // Sometimes I get bored and write Psuedocode for how random things work | |
| // The following is pseudocode for how the Qdoba Rewards Program works | |
| // How much money customer owes | |
| amountDue = 0; | |
| // Customers with Qdoba Cards earn points | |
| if (customer.hasCard()) { | |
| totalPoints = customer.pointTotal; | |
| pointAmount = customer.isSignatureMember() ? 125 : 100; | |
| } | |
| // On Tuesdays you get double points | |
| pointMultiplier = getDayOfWeek() == "Tuesday" ? 2 : 1; | |
| // Use a stack to temporarily store the entrees | |
| entrees = new Stack(); | |
| // Loop through each menu item that is being purchased | |
| for (item in items) { | |
| if (customer.hasCard() && item.isEntree()) { | |
| // Each entree earns you 100 points (125 if Signature Member) | |
| // Double points are earned on Tuesday | |
| totalPoints += pointAmount * pointMultiplier; | |
| // Push the entree onto the stack | |
| entrees.push(item); | |
| } | |
| // The price of each item adds to the total | |
| amountDue += item.price; | |
| } | |
| if (customer.hasCard()) { | |
| // Keep giving free entree until we're either out of points | |
| // or out of entrees being purchased | |
| while (totalPoints >= 1100 && !entrees.isEmpty()) { | |
| item = entrees.pop(); | |
| // Subtract the price of the item from the total | |
| amountDue -= item.price; | |
| // Subtract the amount of points used towards free entree | |
| totalPoints -= 1100; | |
| } | |
| // Save the new point total of the customer | |
| customer.pointTotal = totalPoints; | |
| } | |
| // Add the sales tax to the total | |
| amountDue += amountDue * getTaxAsDecimal; |
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