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Include shipping cost in total, refactor shipping functions

main
CPlaiz 2025-12-13 16:47:21 +01:00
parent 83d0262e73
commit 68d378d9ac
1 changed files with 14 additions and 9 deletions
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23
src/main/java/org/example/Order.java
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@ -12,7 +12,7 @@ public class Order {
}
public float calculateTotalPriceWithVat() {
return calculateTotalPrice() + calculateTotalVat();
return calculateTotalPrice() + calculateTotalVat() + calculateShippingCost();
}
public float calculateTotalPrice() {
@ -20,22 +20,27 @@ public class Order {
}
public float calculateTotalVat() {
return getVat(this.products);
return getVat(this.products) + calculateShippingVat(this.products);
}
public float calculateShippingVat() {
float totalWeight = calculateWeight(this.products);
public float calculateShippingCost() {
return calculateShippingCost(this.products);
}
public float calculateShippingVat(List<Product> products) {
float totalPrice = calculateTotalPrice();
float baseShippingCost = calculateBaseShippingCost(totalWeight, totalPrice);
List<Product> lowVatProducts = filterLowVatProducts(this.products);
List<Product> highVatProducts = filterHighVatProducts(this.products);
float baseShippingCost = calculateShippingCost(products);
List<Product> lowVatProducts = filterLowVatProducts(products);
List<Product> highVatProducts = filterHighVatProducts(products);
float lowVatPortion = getPrice(lowVatProducts) / totalPrice;
float highVatPortion = getPrice(highVatProducts) / totalPrice;
return baseShippingCost * lowVatPortion / (1 + Constants.lowVat) + baseShippingCost * highVatPortion / (1 + Constants.highVat);
}
public float calculateBaseShippingCost(float totalWeight, float price) {
if (price >= 500f)
public float calculateShippingCost(List<Product> products) {
float totalWeight = calculateWeight(products);
float totalPrice = calculateTotalPrice();
if (totalPrice >= 500f)
return 0f;
if (totalWeight <= 0.1f)
return 3.95f;