diff --git a/src/main/java/core/basesyntax/DiscountStrategy.java b/src/main/java/core/basesyntax/DiscountStrategy.java new file mode 100644 index 00000000..3c2c3631 --- /dev/null +++ b/src/main/java/core/basesyntax/DiscountStrategy.java @@ -0,0 +1,26 @@ +package core.basesyntax; + +import core.basesyntax.strategy.DiscountService; +import core.basesyntax.strategy.impl.BirthdayDiscountService; +import core.basesyntax.strategy.impl.BlackFridayDiscountService; +import core.basesyntax.strategy.impl.DefaultDiscountService; +import core.basesyntax.strategy.impl.NewYearDiscountService; + +public class DiscountStrategy { + DiscountService getDiscountServiceBySpecialEvent(String specialEvent) { + + switch (specialEvent) { + case "Birthday": + return new BirthdayDiscountService(); + + case "Black Friday": + return new BlackFridayDiscountService(); + + case "New Year": + return new NewYearDiscountService(); + + default: + return new DefaultDiscountService(); + } + } +} diff --git a/src/main/java/core/basesyntax/strategy/DiscountService.java b/src/main/java/core/basesyntax/strategy/DiscountService.java new file mode 100644 index 00000000..1791c456 --- /dev/null +++ b/src/main/java/core/basesyntax/strategy/DiscountService.java @@ -0,0 +1,7 @@ +package core.basesyntax.strategy; + +public interface DiscountService { + + double getDiscount(); + +} diff --git a/src/main/java/core/basesyntax/strategy/impl/BirthdayDiscountService.java b/src/main/java/core/basesyntax/strategy/impl/BirthdayDiscountService.java new file mode 100644 index 00000000..515d0914 --- /dev/null +++ b/src/main/java/core/basesyntax/strategy/impl/BirthdayDiscountService.java @@ -0,0 +1,12 @@ +package core.basesyntax.strategy.impl; + +import core.basesyntax.strategy.DiscountService; + +public class BirthdayDiscountService implements DiscountService { + public static final double BIRTHDAY_DISCOUNT = 33; + + @Override + public double getDiscount() { + return BIRTHDAY_DISCOUNT; + } +} diff --git a/src/main/java/core/basesyntax/strategy/impl/BlackFridayDiscountService.java b/src/main/java/core/basesyntax/strategy/impl/BlackFridayDiscountService.java new file mode 100644 index 00000000..daa5195e --- /dev/null +++ b/src/main/java/core/basesyntax/strategy/impl/BlackFridayDiscountService.java @@ -0,0 +1,12 @@ +package core.basesyntax.strategy.impl; + +import core.basesyntax.strategy.DiscountService; + +public class BlackFridayDiscountService implements DiscountService { + public static final double BLACK_FRIDAY_DISCOUNT = 45; + + @Override + public double getDiscount() { + return BLACK_FRIDAY_DISCOUNT; + } +} diff --git a/src/main/java/core/basesyntax/strategy/impl/DefaultDiscountService.java b/src/main/java/core/basesyntax/strategy/impl/DefaultDiscountService.java new file mode 100644 index 00000000..3df939dc --- /dev/null +++ b/src/main/java/core/basesyntax/strategy/impl/DefaultDiscountService.java @@ -0,0 +1,12 @@ +package core.basesyntax.strategy.impl; + +import core.basesyntax.strategy.DiscountService; + +public class DefaultDiscountService implements DiscountService { + public static final double DEFAULT_DISCOUNT = 0; + + @Override + public double getDiscount() { + return DEFAULT_DISCOUNT; + } +} diff --git a/src/main/java/core/basesyntax/strategy/impl/NewYearDiscountService.java b/src/main/java/core/basesyntax/strategy/impl/NewYearDiscountService.java new file mode 100644 index 00000000..0331ff67 --- /dev/null +++ b/src/main/java/core/basesyntax/strategy/impl/NewYearDiscountService.java @@ -0,0 +1,12 @@ +package core.basesyntax.strategy.impl; + +import core.basesyntax.strategy.DiscountService; + +public class NewYearDiscountService implements DiscountService { + public static final double NEW_YEAR_DISCOUNT = 20; + + @Override + public double getDiscount() { + return NEW_YEAR_DISCOUNT; + } +}