public void CalculateOrderWithPromotion_OnValdInput_ShouldCalculateBasedOnPromotion_Promo2_Scenario2()
{
// Arrange
var mockRequest = new CalculatePromotionRequest()
{
PromotionId = "1AA7E44F-6C5D-46CB-84D0-87720CDB58E3",
Skus = new List <SkuRequest>()
{
new SkuRequest()
{
Name = "A",
Rate = 50,
SkuQuantity = 2
},
new SkuRequest()
{
Name = "C",
Rate = 50,
SkuQuantity = 2
}
}
};
mockRepository.Setup((x) => x.GetPromotion(It.IsAny <Guid>())).Returns(mockPromotions[1]);
mockRepository.Setup((x) => x.GetPromotionType(It.IsAny <Guid>())).Returns(mockPromotionTypes[0]);
// Act
var result = _promotionsController.CalculateOrderWithPromotion(mockRequest);
// Assert
Assert.AreEqual(200, result);
}
public void CalculateOrderWithPromotion_WhenPromotionIdIsNull_ShouldReturnZero()
{
// Arrange
var mockRequest = new CalculatePromotionRequest()
{
PromotionId = null,
Skus = new List <SkuRequest>()
{
new SkuRequest()
{
Name = "A",
Rate = 50,
SkuQuantity = 1
}
}
};
mockRepository.Setup((x) => x.GetPromotion(It.IsAny <Guid>())).Returns(mockPromotions[0]);
mockRepository.Setup((x) => x.GetPromotionType(It.IsAny <Guid>())).Returns((PromotionType)null);
// Act
var result = _promotionsController.CalculateOrderWithPromotion(null);
// Assert
Assert.AreEqual(0, result);
}
public void CalculateOrderWithPromotion_WhenPromotionNotFound_ShouldReturnZero()
{
// Arrange
var mockRequest = new CalculatePromotionRequest()
{
PromotionId = "1AA7E44F-6C5D-46CB-84D0-87720CDB58E3",
Skus = new List <SkuRequest>()
{
new SkuRequest()
{
Name = "A",
Rate = 50,
SkuQuantity = 1
}
}
};
mockRepository.Setup((x) => x.GetPromotion(It.IsAny <Guid>())).Returns((Promotion)null);
mockRepository.Setup((x) => x.GetPromotionType(It.IsAny <Guid>())).Returns(mockPromotionTypes[1]);
// Act
var result = _promotionsController.CalculateOrderWithPromotion(mockRequest);
// Assert
Assert.AreEqual(0, result);
}
public double CalculateOrderWithPromotion([FromBody] CalculatePromotionRequest promotionRequest)
{
if (promotionRequest == null || promotionRequest.PromotionId == null)
{
return(0);
}
return(PromotionEngine(promotionRequest));
}
private double PromotionEngine(CalculatePromotionRequest promotionRequest)
{
var promotion = _promotionsRepository.GetPromotion(Guid.Parse(promotionRequest.PromotionId));
if (promotion == null)
{
return(0);
}
var promoType = _promotionsRepository.GetPromotionType(promotion.PrmotionTypeId);
if (promoType == null)
{
return(0);
}
switch (promoType.Name)
{
case "FixedPricePerNSKUItmes":
double totalCalculatedPromoAmount = 0;
promotionRequest.Skus.ForEach((checkoutSku) =>
{
bool isIncludedInPromo = promotion.SKUs.Contains(checkoutSku.Name);
if (isIncludedInPromo && checkoutSku.SkuQuantity >= promotion.NumberOfSKUItems)
{
double remainingQuantityCal = (checkoutSku.SkuQuantity % promotion.NumberOfSKUItems) * checkoutSku.Rate;
double fixedQuantityCalculation = checkoutSku.SkuQuantity / promotion.NumberOfSKUItems * promotion.FixedPrice;
totalCalculatedPromoAmount += fixedQuantityCalculation + remainingQuantityCal;
}
else
{
totalCalculatedPromoAmount += checkoutSku.SkuQuantity * checkoutSku.Rate;
}
});
return(totalCalculatedPromoAmount);
case "FixedPriceForMoreThanOneSKUs":
double totalCalculatedPromoAmountCase2 = 0;
var matchedList = new List <SkuRequest>();
promotionRequest.Skus.ForEach((checkoutSku) =>
{
bool isIncludedInPromo = promotion.SKUs.Contains(checkoutSku.Name);
if (isIncludedInPromo)
{
matchedList.Add(checkoutSku);
}
else
{
totalCalculatedPromoAmountCase2 += checkoutSku.SkuQuantity * checkoutSku.Rate;
}
});
if (matchedList.Count == promotion.SKUs.Count)
{
totalCalculatedPromoAmountCase2 += promotion.FixedPrice;
}
else
{
matchedList.ForEach((sku) =>
{
totalCalculatedPromoAmountCase2 += sku.SkuQuantity * sku.Rate;
});
}
return(totalCalculatedPromoAmountCase2);
}
;
return(0);
}
public async Task <IActionResult> CalculatePromotion([FromBody] CalculatePromotionRequest request)
{
var AllPromotion = await _PromotionService.GetAllAsync();
var AllSkus = await _skuService.GetAllAsync();
var LowestNoOfUnit = -999;
var IgnoreSku = new List <string>();
CalculatePromotionResponse response = new CalculatePromotionResponse();
response.CartItem = new List <webapi.Contracts.Responses.CartItem>();
foreach (var cartItem in request.CartItem)
{
var matchedPromotion = AllPromotion.Where(x => x.SkuIds.Contains(cartItem.SkuId));
var matchedSku = AllSkus.FirstOrDefault(x => x.SkuId == cartItem.SkuId);
if (matchedPromotion == null)
{
response.Total += (matchedSku == null) ? 0 : matchedSku.Price;
response.CartItem.Add(new webapi.Contracts.Responses.CartItem
{
SkuId = cartItem.SkuId,
NumberOfUnit = cartItem.NumberOfUnit
});
}
else
{
var firstMatchedPromotion = matchedPromotion.FirstOrDefault();
var skuIds = firstMatchedPromotion.SkuIds.Split(',').ToList();
if (skuIds.Count == 1)
{
var promotionAppliedGroupTotal = (cartItem.NumberOfUnit / firstMatchedPromotion.NumberOfUnit) * firstMatchedPromotion.ForPrice;
var promotionNonAppliedGroupTotal = (cartItem.NumberOfUnit % firstMatchedPromotion.NumberOfUnit) * matchedSku.Price;
response.Total += (promotionAppliedGroupTotal + promotionNonAppliedGroupTotal);
response.CartItem.Add(new webapi.Contracts.Responses.CartItem
{
SkuId = cartItem.SkuId,
NumberOfUnit = cartItem.NumberOfUnit
});
}
else
{
var allSkuIdsInCart = true;
foreach (var skuid in skuIds)
{
var found = request.CartItem.FirstOrDefault(x => x.SkuId == skuid);
if (found == null)
{
allSkuIdsInCart = false;
break;
}
if (LowestNoOfUnit == -999)
{
LowestNoOfUnit = found.NumberOfUnit;
}
else if (found.NumberOfUnit < LowestNoOfUnit)
{
LowestNoOfUnit = found.NumberOfUnit;
}
}
if (!allSkuIdsInCart)
{
response.Total += (cartItem.NumberOfUnit * matchedSku.Price);
response.CartItem.Add(new webapi.Contracts.Responses.CartItem
{
SkuId = cartItem.SkuId,
NumberOfUnit = cartItem.NumberOfUnit
});
}
else
{
if (!IgnoreSku.Contains(cartItem.SkuId))
{
response.Total += (cartItem.NumberOfUnit * firstMatchedPromotion.ForPrice);
}
response.CartItem.Add(new webapi.Contracts.Responses.CartItem
{
SkuId = cartItem.SkuId,
NumberOfUnit = cartItem.NumberOfUnit
});
skuIds.Remove(cartItem.SkuId);
IgnoreSku = skuIds;
}
}
}
}
foreach (var promotion in AllPromotion)
{
var skuIds = promotion.SkuIds.Split(',');
if (skuIds.Length == 1)
{
}
}
return(Ok(response));
}
