package de.gedoplan.seminar.sbt.di.exercise.service;
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import de.gedoplan.seminar.sbt.di.exercise.domain.Beverage;
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import de.gedoplan.seminar.sbt.di.exercise.domain.Cocktail;
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import de.gedoplan.seminar.sbt.di.exercise.exception.OutOfStockException;
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import org.springframework.stereotype.Component;
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import java.util.List;
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import java.util.Map;
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import static java.util.function.Predicate.not;
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@Component
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public class IngredientService {
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public List<Beverage> beveragesNotAvailable(Cocktail cocktail) {
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return cocktail.getIngredients().entrySet().stream()
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.filter(not(e -> isAvailable(e.getKey(), e.getValue())))
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.map(Map.Entry::getKey)
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.toList();
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}
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public boolean isAvailable(Beverage beverage, double amount) {
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// Dummy check: Anything but rum is available
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return !"RUM".equals(beverage.getId());
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}
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}
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