import { useState, useEffect } from 'react';
const SEEN_KEY = 'tippspiel_seen_results';
function getSeenIds() {
    try {
        return new Set(JSON.parse(localStorage.getItem(SEEN_KEY) || '[]'));
    }
    catch {
        return new Set();
    }
}
function markSeen(matchId) {
    const seen = getSeenIds();
    seen.add(matchId);
    localStorage.setItem(SEEN_KEY, JSON.stringify([...seen]));
}
export function useRevealQueue(matches) {
    const [queue, setQueue] = useState([]);
    useEffect(() => {
        const seen = getSeenIds();
        const unseen = matches.filter(m => m.status === 'FINISHED' && m.userTip && m.userTip.points !== null && !seen.has(m.id));
        setQueue(unseen);
    }, [matches]);
    function dismissCurrent() {
        if (queue.length === 0)
            return;
        markSeen(queue[0].id);
        setQueue(q => q.slice(1));
    }
    return { current: queue[0] || null, remaining: queue.length, dismissCurrent };
}