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package Torello.Java.ReadOnly;

import Torello.Java.Additional.RemoveUnsupportedIterator;

import java.util.Collections;
import java.util.Set;
import java.util.Collection;
import java.util.Comparator;
import java.util.NavigableSet;
import java.util.TreeSet;

class JavaHTMLReadOnlyNavigableSet<E> implements ReadOnlyNavigableSet<E>
{
    private final NavigableSet<E> ns;

    JavaHTMLReadOnlyNavigableSet(NavigableSet<E> ns)
    { this.ns = ns; }

    public E lower(E e)     { return ns.lower(e); }
    public E floor(E e)     { return ns.floor(e); };
    public E ceiling(E e)   { return ns.ceiling(e); }
    public E higher(E e)    { return ns.higher(e); }

    public RemoveUnsupportedIterator<E> iterator()
    { return new RemoveUnsupportedIterator<>(ns.iterator()); }

    public ReadOnlyNavigableSet<E> descendingSet()
    { return new JavaHTMLReadOnlyNavigableSet<>(ns.descendingSet()); }

    public RemoveUnsupportedIterator<E> descendingIterator()
    { return new RemoveUnsupportedIterator<>(ns.descendingIterator()); }

    public ReadOnlyNavigableSet<E> subSet(
            E fromElement, boolean fromInclusive,
            E toElement, boolean toInclusive
        )
    {
        return new JavaHTMLReadOnlyNavigableSet<>
            (ns.subSet(fromElement, fromInclusive, toElement, toInclusive));
    }

    public ReadOnlyNavigableSet<E> headSet(E toElement, boolean inclusive)
    { return new JavaHTMLReadOnlyNavigableSet<>(ns.headSet(toElement, inclusive)); }

    public ReadOnlyNavigableSet<E> tailSet(E fromElement, boolean inclusive)
    { return new JavaHTMLReadOnlyNavigableSet<>(ns.tailSet(fromElement, inclusive)); }

    public ReadOnlySortedSet<E> subSet(E fromElement, E toElement)
    { return new JavaHTMLReadOnlySortedSet<>(ns.subSet(fromElement, toElement)); }

    public ReadOnlySortedSet<E> headSet(E toElement)
    { return new JavaHTMLReadOnlySortedSet<>(ns.headSet(toElement)); }

    public ReadOnlySortedSet<E> tailSet(E fromElement)
    { return new JavaHTMLReadOnlySortedSet<>(ns.tailSet(fromElement)); }


    // *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
    // Block Copied from ReadOnlySortedSet
    // *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***

    public Comparator<? super E> comparator()       { return ns.comparator(); }

    public E        first()                         { return ns.first(); }
    public E        last()                          { return ns.last(); }

    public int      size()                          { return ns.size(); }
    public boolean  isEmpty()                       { return ns.isEmpty(); }
    public boolean  contains(Object o)              { return ns.contains(o); }

    public Object[] toArray()                       { return ns.toArray(); }
    public <T> T[]  toArray(T[] a)                  { return ns.toArray(a); }
    public boolean  containsAll(Collection<?> c)    { return ns.containsAll(c); }


    // *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
    // To Java-Collections Types
    // *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***

    // February 17th, 2025, The Java-HTML Difference
    @SuppressWarnings("unchecked")
    public Set<E> cloneToSet()
    {
        // if (s instanceof HashSet) return (Set<X>) ((HashSet<X>) ns).clone();
        // if (s instanceof TreeSet) return (Set<X>) ((TreeSet<X>) ns).clone();
        return new TreeSet<>(ns);
    }

    // February 17th, 2025, The Java-HTML Difference
    public Set<E> wrapToImmutableSet()
    { return Collections.unmodifiableNavigableSet(ns); }


    // *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
    // java.lang.Object
    // *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***

    public int hashCode()
    { return ns.hashCode(); }

    public boolean equals(Object other)
    { return ROHelperEquals.roSetEq(this, other); }

    public String toString()
    { return ns.toString(); }
}