Problem Statement 1: Promotion engine

Promotion Sample:

• Before selling the order apply the promotions and then give the discount to that order.

IndustryEngine (Class):

• Main class for promotion engine.
• It has product manager and promotion manager class

ProductManager(Class):

• Maintain the products and details.

Promotionmanager(Class):

• Maintain the promotion’s and apply that promotion before the sale.

Model:

Product (Class):

• Product details.

Promotion (Class):

Property Name	Usage	Implemented
ProductNames	List of products comes under this promotion.	Yes
IsComboOffer	Is combo offer or single product offer.	Yes
Count	For single product offer we should mention the counts of the product. For Combo offer always it should be 1.	Yes
DiscountPercentage	For single product offer, if product count exceeds that minimum limit then, we should apply this promotion.	No. Feature enhancement
OfferPrice	Promotion offer price for the product	Yes
MinCount	If product X, cross the min count limits then percentage wise promotion will apply.	No, Feature enhancement
Priority	If same product has more than one promotion, then depends on the priority value will apply that promotion.	No, Feature enhancement.

Logics:

• When apply the promotion we have below implementation’s In Promotion manager we have method “ApplyPromotions”. In this we have below methods to achive the promotion engine. ApplyUniqueOffer(orders, promodict) – single product offer ApplyComboOffer(orders, promodict) – combo product offer ApplyRemainProductValue(orders, promodict) – If offer is not suitable to any product, then apply the unit price and add that price to order item.

Feature enhancement:

• Create the promotion types and depends on the type will apply the promotion.
• Give the priority to all promotion and apply the promotion depends on the prority.

Output and test results added in output folder