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package org.zwobble.mammoth.styles;
import org.zwobble.mammoth.documents.Style;
import java.util.Optional;
import java.util.function.BiPredicate;
class DocumentElementMatching {
static boolean matchesStyle(Optional<String> styleId, Optional<String> styleName, Optional<Style> style) {
return matchesStyleId(styleId, style) && matchesStyleName(styleName, style);
}
private static boolean matchesStyleId(Optional<String> styleId, Optional<Style> style) {
return matches(styleId, style.map(Style::getStyleId), Object::equals);
}
private static boolean matchesStyleName(Optional<String> styleName, Optional<Style> style) {
return matches(styleName, style.flatMap(Style::getName), String::equalsIgnoreCase);
}
static <T> boolean matches(Optional<T> required, Optional<T> actual, BiPredicate<T, T> areEqual) {
return required
.map(requiredValue -> actual.map(actualValue -> areEqual.test(requiredValue, actualValue)).orElse(false))
.orElse(true);
}
}
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