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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Chinese Poker Solver</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <style>
        .card {
            width: 70px;
            height: 105px;
            border-radius: 5px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            padding: 5px;
            cursor: grab;
            user-select: none;
            position: relative;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
            transition: transform 0.2s, box-shadow 0.2s;
        }
        
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }
        
        .card-red {
            background-color: white;
            color: red;
        }
        
        .card-black {
            background-color: white;
            color: black;
        }
        
        .card-blue {
            background-color: white;
            color: blue;
        }
        
        .card-green {
            background-color: white;
            color: green;
        }
        
        .card-value {
            font-size: 16px;
            font-weight: bold;
            text-align: center;
        }
        
        .card-suit {
            font-size: 18px;
            align-self: center;
        }
        
        .card-symbol {
            font-size: 10px;
            position: absolute;
            top: 1px;
            left: 2px;
        }
        
        .slot {
            width: 60px;
            height: 90px;
            border: 2px dashed #4B5563;
            border-radius: 5px;
            display: flex;
            justify-content: center;
            align-items: center;
            background-color: rgba(75, 85, 99, 0.2);
        }
        
        .slot:hover {
            background-color: rgba(75, 85, 99, 0.4);
        }
        
        .opponent-row {
            opacity: 0.8;
        }
        
        .combination-label {
            font-size: 12px;
            color: #9CA3AF;
            margin-left: 10px;
            align-self: center;
        }
        
        .points-label {
            font-size: 12px;
            color: #FBBF24;
            font-weight: bold;
            margin-left: 10px;
            align-self: center;
        }
        .row-container {
            display: flex;
            align-items: center;
        }
        
        .deck-slot {
            width: 60px;
            height: 90px;
            margin: 0;
            padding: 4px;
            position: relative;
            background-color: white;
            border-radius: 5px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
        }
        
        @media (max-width: 768px) {
            .card {
                width: 50px;
                height: 75px;
            }
            
            .slot {
                width: 40px;
                height: 60px;
            }
            
            .card-value {
                font-size: 14px;
            }
            
            .card-suit {
                font-size: 16px;
            }
            
            .card-symbol {
                font-size: 8px;
            }
            
        }
    </style>
</head>
<body class="bg-gray-900 text-white min-h-screen p-4">
    <div class="container mx-auto max-w-6xl">
        <h1 class="text-3xl font-bold text-center mb-6 text-yellow-300">Chinese Poker Solver</h1>

        <!-- Buttons -->
        <div class="flex flex-wrap justify-center gap-4 mb-8">
            <button id="calculate-btn" class="px-6 py-3 bg-green-600 hover:bg-green-700 rounded-lg font-semibold disabled:opacity-50 disabled:cursor-not-allowed transition">
                Calculate Best Moves
            </button>
            <button id="reset-btn" class="px-6 py-3 bg-red-600 hover:bg-red-700 rounded-lg font-semibold transition">
                Reset All Cards
            </button>
        </div>
        
        <!-- Game Boards Container -->
        <div class="flex flex-row gap-8 mb-0">
            <!-- Opponent's Board aligned left -->
            <div class="w-[300px]">
                <h2 class="text-xl font-semibold mb-4 text-gray-400">Opponent's Rows</h2>

                <!-- Opponent's Top Row (3 cards) -->
            <div class="row-container mb-2 opponent-row">
                <div class="flex gap-2">
                    <div id="opponent-top-0" class="slot" data-row="opponent-top"></div>
                    <div id="opponent-top-1" class="slot" data-row="opponent-top"></div>
                    <div id="opponent-top-2" class="slot" data-row="opponent-top"></div>
                </div>
                <div class="combination-label" id="opponent-top-combination">-</div>
                <div class="points-label" id="opponent-top-points">0</div>
            </div>
            
            <!-- Opponent's Middle Row (5 cards) -->
            <div class="row-container mb-6 opponent-row">
                <div class="flex justify-center items-end gap-2">
                    <div id="opponent-middle-0" class="slot" data-row="opponent-middle"></div>
                    <div id="opponent-middle-1" class="slot" data-row="opponent-middle"></div>
                    <div id="opponent-middle-2" class="slot" data-row="opponent-middle"></div>
                    <div id="opponent-middle-3" class="slot" data-row="opponent-middle"></div>
                    <div id="opponent-middle-4" class="slot" data-row="opponent-middle"></div>
                </div>
                <div class="combination-label" id="opponent-middle-combination">-</div>
                <div class="points-label" id="opponent-middle-points">0</div>
            </div>
            
            <!-- Opponent's Bottom Row (5 cards) -->
            <div class="row-container opponent-row">
                <div class="flex justify-center items-end gap-2">
                    <div id="opponent-bottom-0" class="slot" data-row="opponent-bottom"></div>
                    <div id="opponent-bottom-1" class="slot" data-row="opponent-bottom"></div>
                    <div id="opponent-bottom-2" class="slot" data-row="opponent-bottom"></div>
                    <div id="opponent-bottom-3" class="slot" data-row="opponent-bottom"></div>
                    <div id="opponent-bottom-4" class="slot" data-row="opponent-bottom"></div>
                </div>
                <div class="combination-label" id="opponent-bottom-combination">-</div>
                <div class="points-label" id="opponent-bottom-points">0</div>
            </div>

            </div> <!-- End player's board -->
        </div> <!-- End game boards container -->

            <!-- Player's Board --> 
            <div class="w-[300px]">
                <h2 class="text-xl font-semibold mb-4">Your Rows</h2>

                <!-- Player's Top Row (3 cards) -->
                <div class="row-container mb-2">
                    <div class="flex gap-2">
                        <div id="player-top-0" class="slot" data-row="player-top"></div>
                        <div id="player-top-1" class="slot" data-row="player-top"></div>
                        <div id="player-top-2" class="slot" data-row="player-top"></div>
                    </div>
                    <div class="combination-label" id="player-top-combination">-</div>
                    <div class="points-label" id="player-top-points">0</div>
                </div>
                
                <!-- Player's Middle Row (5 cards) -->
                <div class="row-container mb-2">
                    <div class="flex justify-center gap-2">
                        <div id="player-middle-0" class="slot" data-row="player-middle"></div>
                        <div id="player-middle-1" class="slot" data-row="player-middle"></div>
                        <div id="player-middle-2" class="slot" data-row="player-middle"></div>
                        <div id="player-middle-3" class="slot" data-row="player-middle"></div>
                        <div id="player-middle-4" class="slot" data-row="player-middle"></div>
                    </div>
                    <div class="combination-label" id="player-middle-combination">-</div>
                    <div class="points-label" id="player-middle-points">0</div>
                </div>
                
                <!-- Player's Bottom Row (5 cards) -->
                <div class="row-container mb-8">
                    <div class="flex justify-center gap-2">
                        <div id="player-bottom-0" class="slot" data-row="player-bottom"></div>
                        <div id="player-bottom-1" class="slot" data-row="player-bottom"></div>
                        <div id="player-bottom-2" class="slot" data-row="player-bottom"></div>
                        <div id="player-bottom-3" class="slot" data-row="player-bottom"></div>
                        <div id="player-bottom-4" class="slot" data-row="player-bottom"></div>
                    </div>
                    <div class="combination-label" id="player-bottom-combination">-</div>
                    <div class="points-label" id="player-bottom-points">0</div>
                </div>
            </div>
        </div> <!-- End game boards container -->

        <!-- Player's Hand and Discard side by side -->
        <div class="flex flex-row gap-6 mt-6">
            <!-- Player's Hand (5 cards) -->
            <div class="bg-gray-800 rounded-lg p-6 flex-1">
                <h2 class="text-xl font-semibold mb-4">Your Hand</h2>
                <div class="flex justify-center gap-2">
                    <div id="hand-0" class="slot" data-row="hand"></div>
                    <div id="hand-1" class="slot" data-row="hand"></div>
                    <div id="hand-2" class="slot" data-row="hand"></div>
                    <div id="hand-3" class="slot" data-row="hand"></div>
                    <div id="hand-4" class="slot" data-row="hand"></div>
                </div>
            </div>

            <!-- Discard Area (3 cards) -->
            <div class="bg-gray-800 rounded-lg p-6 flex-1">
                <h2 class="text-xl font-semibold mb-4">Discard</h2>
                <div class="flex justify-center gap-2">
                    <div id="discard-0" class="slot" data-row="discard"></div>
                    <div id="discard-1" class="slot" data-row="discard"></div>
                    <div id="discard-2" class="slot" data-row="discard"></div>
                </div>
            </div>
        </div>
        
        <!-- Right-side container for deck -->
        <div class="absolute right-8 top-32 mr-4" style="width: 600px; height: 500px;">
            <!-- Deck -->
            <div class="bg-gray-800 rounded-lg p-2 h-full overflow-y-auto">
                <h2 class="text-xl font-semibold mb-4">Deck</h2>
                <div class="grid grid-cols-8 gap-2 h-[calc(100%-48px)] overflow-y-auto">
                    <!-- Cards will be generated here -->
                </div>
            </div>
        </div>
        
        
        <!-- Results -->
        <div id="results" class="bg-gray-800 rounded-lg p-6 hidden">
            <h2 class="text-xl font-semibold mb-4">Best Moves</h2>
            <div id="results-content" class="grid gap-4">
                <!-- Results will be shown here -->
            </div>
        </div>
        
        <!-- Score Summary -->
        <div id="score-summary" class="bg-gray-800 rounded-lg p-6 hidden">
            <h2 class="text-xl font-semibold mb-4">Score Summary</h2>
            <div id="score-content" class="grid gap-2">
                <div class="bg-gray-700 p-4 rounded-lg">
                    <h3 class="font-semibold text-center mb-2">Final Score</h3>
                    <div class="flex justify-between">
                        <div class="text-green-400">
                            <p class="font-bold">You:</p>
                            <p>Top: <span id="final-player-top"></span></p>
                            <p>Middle: <span id="final-player-middle"></span></p>
                            <p>Bottom: <span id="final-player-bottom"></span></p>
                            <p class="font-bold text-lg mt-2">Total: <span id="final-player-score">0</span></p>
                        </div>
                        <div class="text-red-400 text-right">
                            <p class="font-bold">Opponent:</p>
                            <p>Top: <span id="final-opponent-top"></span></p>
                            <p>Middle: <span id="final-opponent-middle"></span></p>
                            <p>Bottom: <span id="final-opponent-bottom"></span></p>
                            <p class="font-bold text-lg mt-2">Total: <span id="final-opponent-score">0</span></p>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <script>
        document.addEventListener('DOMContentLoaded', function() {
            // Game state
            const gameState = {
                cards: [],
                slots: {},
                cardPositions: {}, // Tracks which card is in which slot
                lastMoveValid: false
            };
            
            // Initialize all slots
            function initializeSlots() {
                // Opponent's slots
                for (let i = 0; i < 3; i++) {
                    gameState.slots[`opponent-top-${i}`] = null;
                }
                for (let i = 0; i < 5; i++) {
                    gameState.slots[`opponent-middle-${i}`] = null;
                    gameState.slots[`opponent-bottom-${i}`] = null;
                }
                
                // Player's hand and discard
                for (let i = 0; i < 5; i++) {
                    gameState.slots[`hand-${i}`] = null;
                }
                for (let i = 0; i < 3; i++) {
                    gameState.slots[`discard-${i}`] = null;
                }
                
                // Player's slots
                for (let i = 0; i < 3; i++) {
                    gameState.slots[`player-top-${i}`] = null;
                }
                for (let i = 0; i < 5; i++) {
                    gameState.slots[`player-middle-${i}`] = null;
                    gameState.slots[`player-bottom-${i}`] = null;
                }
                
                // Deck slots (will be initialized with cards)
            }
            
            // Create a standard deck of 52 cards
            function createDeck() {
                const suits = {
                    'hearts': { symbol: '♥', class: 'card-red' },
                    'diamonds': { symbol: '♦', class: 'card-blue' },
                    'clubs': { symbol: '♣', class: 'card-green' },
                    'spades': { symbol: '♠', class: 'card-black' }
                };
                
                const values = ['2', '3', '4', '5', '6', '7', '8', '9', 'T', 'J', 'Q', 'K', 'A'];
                
                let deck = [];
                let id = 0;
                
                for (const [suit, suitInfo] of Object.entries(suits)) {
                    for (const [index, value] of values.entries()) {
                        deck.push({
                            id: id++,
                            suit: suit,
                            suitSymbol: suitInfo.symbol,
                            suitClass: suitInfo.class,
                            value: value,
                            rank: index + 2, // 2 is lowest, Ace is highest
                            element: null
                        });
                    }
                }
                
                return deck;
            }
            
            // Render the deck
            function renderDeck() {
                const deckContainer = document.querySelector('.grid.gap-2');
                deckContainer.innerHTML = '';
                
                gameState.cards.forEach(card => {
                    const cardElement = document.createElement('div');
                    cardElement.className = `deck-card ${card.suitClass} deck-slot`;
                    cardElement.setAttribute('draggable', 'true');
                    cardElement.dataset.cardId = card.id;
                    
                    cardElement.innerHTML = `
                        <div class="card-symbol">${card.suitSymbol}</div>
                        <div class="card-value text-center">${card.value}</div>
                        <div class="card-suit">${card.suitSymbol}</div>
                    `;
                    
                    cardElement.addEventListener('dragstart', handleDragStart);
                    
                    deckContainer.appendChild(cardElement);
                    card.element = cardElement;
                    gameState.cardPositions[card.id] = 'deck';
                });
            }
            
            // Handle drag start
            function handleDragStart(e) {
                e.dataTransfer.setData('text/plain', e.target.dataset.cardId);
                e.dataTransfer.effectAllowed = 'move';
            }
            
            // Set up drop zones
            function setupDropZones() {
                const slots = document.querySelectorAll('.slot');
                
                slots.forEach(slot => {
                    slot.addEventListener('dragover', function(e) {
                        e.preventDefault();
                        e.dataTransfer.dropEffect = 'move';
                    });
                    
                    slot.addEventListener('drop', function(e) {
                        e.preventDefault();
                        const cardId = e.dataTransfer.getData('text/plain');
                        moveCard(cardId, slot.id);
                    });
                });
            }
            
            // Move card from one slot to another
            function moveCard(cardId, toSlotId) {
                const card = gameState.cards.find(c => c.id == cardId);
                if (!card) return;
                
                // Remove card from its current position
                const fromPosition = gameState.cardPositions[cardId];
                if (fromPosition && fromPosition !== 'deck') {
                    gameState.slots[fromPosition] = null;
                }
                
                // Check if target slot is already occupied
                if (gameState.slots[toSlotId]) {
                    const otherCardId = gameState.slots[toSlotId];
                    gameState.slots[fromPosition] = otherCardId;
                    gameState.cardPositions[otherCardId] = fromPosition || 'deck';
                    
                    // Move the other card visually back to its original position
                    if (fromPosition) {
                        const otherSlot = document.getElementById(fromPosition);
                        if (otherSlot) {
                            otherSlot.innerHTML = '';
                            otherSlot.appendChild(gameState.cards.find(c => c.id == otherCardId).element);
                        }
                    } else {
                        // Return to deck
                        const deckContainer = document.querySelector('.grid.gap-2');
                        deckContainer.appendChild(gameState.cards.find(c => c.id == otherCardId).element);
                    }
                }
                
                // Add card to new position
                gameState.slots[toSlotId] = card.id;
                gameState.cardPositions[cardId] = toSlotId;
                
                // Update UI
                const toSlot = document.getElementById(toSlotId);
                if (toSlot) {
                    toSlot.innerHTML = '';
                    toSlot.appendChild(card.element);
                }
                
                // Check if we have a valid game state for calculation
                checkGameState();
            }
            
            // Check if game state is valid for calculation
            function checkGameState() {
                const calculateBtn = document.getElementById('calculate-btn');
                
                // Count cards in different areas
                const handCards = Object.values(gameState.slots).filter(
                    v => v !== null && gameState.cardPositions[v]?.startsWith('hand-')
                ).length;
                
                const playerCards = Object.values(gameState.slots).filter(
                    v => v !== null && gameState.cardPositions[v]?.startsWith('player-')
                ).length;
                
                const opponentCards = Object.values(gameState.slots).filter(
                    v => v !== null && gameState.cardPositions[v]?.startsWith('opponent-')
                ).length;
                
                const discardCards = Object.values(gameState.slots).filter(
                    v => v !== null && gameState.cardPositions[v]?.startsWith('discard-')
                ).length;
                
                // Valid game states for calculation
                const isValidState = (
                    (handCards === 5 && playerCards === 0 && opponentCards === 0 && discardCards === 0) || // First round
                    (handCards === 3 && playerCards === 5 && opponentCards === 5 && discardCards === 0) || // Second phase
                    (handCards === 3 && playerCards === 7 && opponentCards === 7 && discardCards === 1) || // Third phase 
                    (handCards === 3 && playerCards === 9 && opponentCards === 9 && discardCards === 2) || // Fourth phase
                    (handCards === 3 && playerCards === 11 && opponentCards === 11 && discardCards === 3)  // Final phase
                );
                
                // All cards placed - show final scores
        
        
    
                if (isValidState) {
                    calculateBtn.disabled = false;
                    gameState.lastMoveValid = true;
                }
                else {
                    calculateBtn.disabled = true;
                    gameState.lastMoveValid = false;
                }
                         
                 showFinalScores();
                // Update combination labels
                updateCombinationLabels();
            }
            
            // Update combination labels for all rows
            function updateCombinationLabels() {
                // Player's rows
                updateRowCombination('player-top', 3);
                updateRowCombination('player-middle', 5);
                updateRowCombination('player-bottom', 5);
                
                // Opponent's rows
                updateRowCombination('opponent-top', 3);
                updateRowCombination('opponent-middle', 5);
                updateRowCombination('opponent-bottom', 5);
            }
            
            // Update combination label for a specific row
            function updateRowCombination(prefix, size) {
    const cardIds = [];
    for (let i = 0; i < size; i++) {
        const cardId = gameState.slots[`${prefix}-${i}`];
        if (cardId !== null) {
            cardIds.push(gameState.cards.find(c => c.id == cardId));
        }
    }
    
    if (cardIds.length < size) {
        document.getElementById(`${prefix}-combination`).textContent = '-';
        document.getElementById(`${prefix}-points`).textContent = '0';
        return null;
    }
    
    const result = evaluateCombinationWithCards(cardIds);
    document.getElementById(`${prefix}-combination`).textContent = result.combination;
    
    // Рассчитываем бонусы только для UI
    const rowType = prefix.split('-')[1];
    const royalty = calculateRoyalty(result, rowType);
    document.getElementById(`${prefix}-points`).textContent = royalty;
    
    return result;
}
                            
            function getCombinationRank(combination) {
    const ranks = {
        'High Card': 0,
        'Pair': 1,
        'Two Pairs': 2,
        'Three of a Kind': 3,
        'Straight': 4,
        'Flush': 5,
        'Full House': 6,
        'Four of a Kind': 7,
        'Straight Flush': 8,
        'Royal Flush': 9
    };
    return ranks[combination] || 0;
}
            
            // Get kicker strength (for comparing same combination types) 
            function getCombinationStrength(cards, combination) {
    // Sort cards by rank (high to low)
    const sortedCards = [...cards].sort((a, b) => b.rank - a.rank);
    
    // For combinations with fixed kickers
    switch(combination) {
        case 'Pair':
            // Find pair value
            const pairValue = sortedCards.find(card => 
                sortedCards.filter(c => c.rank === card.rank).length === 2
            ).rank;
            // Get kickers
            const kickers = sortedCards
                .filter(c => c.rank !== pairValue)
                .map(c => c.rank)
                .sort((a, b) => b - a);
            return [pairValue, ...kickers];
            
        case 'Two Pairs':
    const values = sortedCards.map(c => c.rank);
    const counts = {};
    values.forEach(v => counts[v] = (counts[v] || 0) + 1);
    
    const pairs = Object.entries(counts)
        .filter(([_, count]) => count === 2)
        .map(([rank]) => parseInt(rank))
        .sort((a, b) => b - a);
        
    const kicker = Object.entries(counts)
        .filter(([_, count]) => count === 1)
        .map(([rank]) => parseInt(rank))[0];
        
    return [...pairs, kicker];
            
        case 'Three of a Kind':
            const setValue = sortedCards.find(card => 
                sortedCards.filter(c => c.rank === card.rank).length === 3
            ).rank;
            return [setValue];
            
        case 'Straight':
        case 'Straight Flush':
            // Handle wheel (A-2-3-4-5)
            const isWheel = sortedCards.some(c => c.rank === 14) && 
                sortedCards.some(c => c.rank === 2) &&
                sortedCards.some(c => c.rank === 3) &&
                sortedCards.some(c => c.rank === 4) &&
                sortedCards.some(c => c.rank === 5);
                
            return [isWheel ? 5 : sortedCards[0].rank];
            
        case 'Flush':
        case 'High Card':
            return sortedCards.map(c => c.rank);
            
        case 'Full House':
            const setVal = sortedCards.find(card => 
                sortedCards.filter(c => c.rank === card.rank).length === 3
            ).rank;
            const pairVal = sortedCards.find(card => 
                card.rank !== setVal && 
                sortedCards.filter(c => c.rank === card.rank).length === 2
            ).rank;
            return [setVal, pairVal];
            
        case 'Four of a Kind':
            const quadValue = sortedCards.find(card => 
                sortedCards.filter(c => c.rank === card.rank).length === 4
            ).rank;
            const kickerValue = sortedCards.find(c => c.rank !== quadValue).rank;
            return [quadValue, kickerValue];
            
        case 'Royal Flush':
            return [14]; // Always highest
            
        default:
            return [sortedCards[0].rank];
    }
}       
          
          
            // Evaluate combination for a set of cards
            function evaluateCombinationWithCards(cards, rowType) {
    if (cards.length === 0) return { 
        combination: 'None', 
        strength: [],
        cards: [] 
    };
    
    // Sort cards by rank (high to low)
    const sortedCards = [...cards].sort((a, b) => b.rank - a.rank);
    
    // Check flush
    const isFlush = sortedCards.every(c => c.suit === sortedCards[0].suit);
    
    // Check straight
    let isStraight = true;
    for (let i = 1; i < sortedCards.length; i++) {
        if (sortedCards[i].rank !== sortedCards[i-1].rank - 1) {
            isStraight = false;
            break;
        }
    }
    
    // Check wheel (A-2-3-4-5)
    function isWheel(cards) {
        const hasAce = cards.some(c => c.rank === 14);
        const ranks = cards.map(c => c.rank).sort((a, b) => a - b);
        return hasAce && 
               ranks.includes(2) && 
               ranks.includes(3) && 
               ranks.includes(4) && 
               ranks.includes(5);
    }
    
    isStraight = isStraight || isWheel(sortedCards);
    
    // Check royal flush (10-J-Q-K-A of same suit)
    const isRoyal = isFlush && 
                   sortedCards[0].rank === 14 && 
                   sortedCards[1].rank === 13 && 
                   sortedCards[2].rank === 12 && 
                   sortedCards[3].rank === 11 && 
                   sortedCards[4].rank === 10;
    
    // Check straight flush and royal flush
    if (isStraight && isFlush && sortedCards.length >= 5) {
        const combination = isRoyal ? 'Royal Flush' : 'Straight Flush';
        return {
            combination,
            strength: getCombinationStrength(sortedCards, combination),
            cards: sortedCards
        };
    }
    
    // Check four of a kind
    const rankCounts = {};
    sortedCards.forEach(c => {
        rankCounts[c.rank] = (rankCounts[c.rank] || 0) + 1;
    });
    
    const counts = Object.values(rankCounts);
    if (counts.includes(4)) {
        return {
            combination: 'Four of a Kind',
            strength: getCombinationStrength(sortedCards, 'Four of a Kind'),
            cards: sortedCards
        };
    }
    
    // Check full house
    if (counts.includes(3) && counts.includes(2) && sortedCards.length >= 5) {
        return {
            combination: 'Full House',
            strength: getCombinationStrength(sortedCards, 'Full House'),
            cards: sortedCards
        };
    }
    
    // Check flush (only for 5+ cards)
    if (isFlush && sortedCards.length >= 5) {
        return {
            combination: 'Flush',
            strength: getCombinationStrength(sortedCards, 'Flush'),
            cards: sortedCards
        };
    }
    
    // Check straight (only for 5+ cards)
    if (isStraight && sortedCards.length >= 5) {
        return {
            combination: 'Straight',
            strength: getCombinationStrength(sortedCards, 'Straight'),
            cards: sortedCards
        };
    }
    
    // Check three of a kind
    if (counts.includes(3)) {
        return {
            combination: 'Three of a Kind',
            strength: getCombinationStrength(sortedCards, 'Three of a Kind'),
            cards: sortedCards
        };
    }
    
    // Check two pairs
    const pairCount = counts.filter(c => c === 2).length;
    if (pairCount === 2) {
        return {
            combination: 'Two Pairs',
            strength: getCombinationStrength(sortedCards, 'Two Pairs'),
            cards: sortedCards
        };
    }
    
    // Check pair
    if (pairCount === 1) {
        return {
            combination: 'Pair',
            strength: getCombinationStrength(sortedCards, 'Pair'),
            cards: sortedCards
        };
    }
    
    // High card
    return {
        combination: `High ${sortedCards[0].value}`,
        strength: getCombinationStrength(sortedCards, 'High Card'),
        cards: sortedCards
    };
}
          
            function compareCombinations(comb1, comb2) {
    // Compare combination ranks
    const rank1 = getCombinationRank(comb1.combination);
    const rank2 = getCombinationRank(comb2.combination);
    
    if (rank1 !== rank2) {
        return rank1 > rank2 ? 1 : -1;
    }
    
    // Same rank - compare strengths and kickers
    const strength1 = comb1.strength;
    const strength2 = comb2.strength;
    
    for (let i = 0; i < Math.min(strength1.length, strength2.length); i++) {
        if (strength1[i] !== strength2[i]) {
            return strength1[i] > strength2[i] ? 1 : -1;
        }
    }
    
    // All kickers match
    return 0;
}

            function isDeadHand(rows) {
    const { top, middle, bottom } = rows;
    return !(compareCombinations(top, middle) <= 0 && 
            compareCombinations(middle, bottom) <= 0);
}
            // Calculate royalty points for a row
            function calculateRoyalty(row, rowType) {
    const combination = row.combination;
    
    if (rowType === 'bottom') {
        switch(combination) {
            case 'Straight': return 2;
            case 'Flush': return 4;
            case 'Full House': return 6;
            case 'Four of a Kind': return 8;
            case 'Straight Flush': return 10;
            case 'Royal Flush': return 15;
            default: return 0;
        }
    }
    
    if (rowType === 'middle') {
        switch(combination) {
            case 'Three of a Kind': return 2;
            case 'Straight': return 4;
            case 'Flush': return 8;
            case 'Full House': return 12;
            case 'Four of a Kind': return 16;
            case 'Straight Flush': return 20;
            case 'Royal Flush': return 30;
            default: return 0;
        }
    }
    
    if (rowType === 'top') {
        if (combination === 'Three of a Kind') {
            const value = row.cards[0].value;
            const rankMap = {
                '2': 10, '3': 11, '4': 12, '5': 13, '6': 14, 
                '7': 15, '8': 16, '9': 17, 'T': 18, 'J': 19, 
                'Q': 20, 'K': 21, 'A': 22
            };
            return rankMap[value] || 0;
        }
        
        if (combination === 'Pair') {
            // Find pair value
            const values = row.cards.map(c => c.value);
            const valueCounts = {};
            values.forEach(v => valueCounts[v] = (valueCounts[v] || 0) + 1);
            
            for (const [value, count] of Object.entries(valueCounts)) {
                if (count === 2) {
                    const rankMap = {
                        '6': 1, '7': 2, '8': 3, '9': 4, 'T': 5,
                        'J': 6, 'Q': 7, 'K': 8, 'A': 9
                    };
                    return rankMap[value] || 0;
                }
            }
        }
    }
    
    return 0;
}
          
            function calculateRoyalties(rows) {
    return calculateRoyalty(rows.top, 'top') +
           calculateRoyalty(rows.middle, 'middle') +
           calculateRoyalty(rows.bottom, 'bottom');
}
            
            function calculateScores(playerRows, opponentRows) {
            if (!playerRows.top || !playerRows.middle || !playerRows.bottom ||
        !opponentRows.top || !opponentRows.middle || !opponentRows.bottom) {
        return {
            player: 0,
            opponent: 0,
            details: { // Всегда возвращаем details
                player: { rowWins: 0, royalties: 0 },
                opponent: { rowWins: 0, royalties: 0 }
            }
        };
    }

    // Dead hand penalties
    const playerDead = isDeadHand(playerRows);
    const opponentDead = isDeadHand(opponentRows);
    
    if (playerDead && opponentDead) {
        return {
            player: 0,
            opponent: 0,
            details: { // Всегда возвращаем details
                player: { rowWins: 0, royalties: 0 },
                opponent: { rowWins: 0, royalties: 0 }
            }
        };
    }
    
    if (playerDead) {
        const opponentRoyalties = calculateRoyalties(opponentRows);
        return {
            player: 0,
            opponent: 6 + opponentRoyalties,
            details: { // Всегда возвращаем details
                player: { rowWins: 0, royalties: 0 },
                opponent: { rowWins: 3, royalties: opponentRoyalties }
            }
        };
    }
    
    if (opponentDead) {
        const playerRoyalties = calculateRoyalties(playerRows);
        return {
            player: 6 + playerRoyalties,
            opponent: 0,
            details: { // Всегда возвращаем details
                player: { rowWins: 3, royalties: playerRoyalties },
                opponent: { rowWins: 0, royalties: 0 }
            }
        };
    }
    // Compare rows
    const topResult = compareCombinations(playerRows.top, opponentRows.top);
    const middleResult = compareCombinations(playerRows.middle, opponentRows.middle);
    const bottomResult = compareCombinations(playerRows.bottom, opponentRows.bottom);
    
    // Calculate row wins
    let playerRowWins = 0;
    let opponentRowWins = 0;
    
    if (topResult > 0) playerRowWins++;
    else if (topResult < 0) opponentRowWins++;
    
    if (middleResult > 0) playerRowWins++;
    else if (middleResult < 0) opponentRowWins++;
    
    if (bottomResult > 0) playerRowWins++;
    else if (bottomResult < 0) opponentRowWins++;
    
    // Scoop bonus
    let playerScore = playerRowWins;
    let opponentScore = opponentRowWins;
    
    if (playerRowWins === 3) playerScore += 3;
    else if (opponentRowWins === 3) opponentScore += 3;
    
    const playerRoyalties = calculateRoyalties(playerRows);
    const opponentRoyalties = calculateRoyalties(opponentRows);          
              
    // Add royalties
    playerScore += calculateRoyalties(playerRows);
    opponentScore += calculateRoyalties(opponentRows);
    
    return {
        player: playerScore,
        opponent: opponentScore,
        details: { // Всегда возвращаем details
            player: { rowWins: playerRowWins, royalties: playerRoyalties },
            opponent: { rowWins: opponentRowWins, royalties: opponentRoyalties }
        }
    };
}
            
            // Calculate best moves (simplified for demo)
            function calculateBestMoves() {
                // Check if all cards are placed (13 in each)
                const playerCards = Object.values(gameState.slots).filter(
                    v => v !== null && gameState.cardPositions[v]?.startsWith('player-')
                ).length;
                
                const opponentCards = Object.values(gameState.slots).filter(
                    v => v !== null && gameState.cardPositions[v]?.startsWith('opponent-')
                ).length;
                
                
                const resultsContainer = document.getElementById('results');
                const resultsContent = document.getElementById('results-content');
                
                resultsContent.innerHTML = '';
                
                if (!gameState.lastMoveValid) {
                    resultsContent.innerHTML = '<p class="text-red-400">Invalid game state for calculation.</p>';
                    resultsContainer.classList.remove('hidden');
                    return;
                }
                
                // For now, we'll generate random recommendations
                // In a real app, this would use an actual algorithm
                
                // Get cards in hand
                const handCardIds = [];
                for (let i = 0; i < 5; i++) {
                    const cardId = gameState.slots[`hand-${i}`];
                    if (cardId !== null) {
                        handCardIds.push(cardId);
                    }
                }
                
                // Make 3 random recommendations
                for (let i = 0; i < 3; i++) {
                    const resultDiv = document.createElement('div');
                    resultDiv.className = 'bg-gray-700 p-4 rounded-lg';
                    
                    const header = document.createElement('h3');
                    header.className = 'font-semibold text-yellow-300 mb-2';
                    header.textContent = `Option ${i+1}`;
                    
                    const evText = document.createElement('p');
                    evText.className = 'text-sm mb-2';
                    evText.textContent = `Expected Value: ${(Math.random() * 3 + 1).toFixed(2)}`;
                    
                    const movesText = document.createElement('p');
                    movesText.className = 'text-sm';
                    
                    // Generate random placement for the hand cards
                    handCardIds.forEach(cardId => {
                        const randomRow = ['top', 'middle', 'bottom'][Math.floor(Math.random() * 3)];
                        let randomSlot;
                        
                        if (randomRow === 'top') {
                            randomSlot = `player-top-${Math.floor(Math.random() * 3)}`;
                        } else {
                            randomSlot = `player-${randomRow}-${Math.floor(Math.random() * 5)}`;
                        }
                        
                        const card = gameState.cards.find(c => c.id === cardId);
                        movesText.innerHTML += `Place ${card.value}${card.suitSymbol} in ${randomRow} row (slot ${randomSlot.split('-').pop()})<br>`;
                    });
                    
                    resultDiv.appendChild(header);
                    resultDiv.appendChild(evText);
                    resultDiv.appendChild(movesText);
                    resultsContent.appendChild(resultDiv);
                }
                
                resultsContainer.classList.remove('hidden');
            }
            
            // Show final scores when all cards are placed
            function showFinalScores() {
    const playerRows = {
        top: updateRowCombination('player-top', 3),
        middle: updateRowCombination('player-middle', 5),
        bottom: updateRowCombination('player-bottom', 5)
    };
    
    const opponentRows = {
        top: updateRowCombination('opponent-top', 3),
        middle: updateRowCombination('opponent-middle', 5),
        bottom: updateRowCombination('opponent-bottom', 5)
    };
    
    // Проверяем, что все ряды заполнены
    const allRowsFilled = playerRows.top && playerRows.middle && playerRows.bottom &&
                         opponentRows.top && opponentRows.middle && opponentRows.bottom;
    
    if (!allRowsFilled) {
        document.getElementById('score-summary').classList.add('hidden');
        return;
    }
    
    const scores = calculateScores(playerRows, opponentRows);
    
    // Обновляем интерфейс
    document.getElementById('final-player-score').textContent = scores.player;
    document.getElementById('final-opponent-score').textContent = scores.opponent;
    
    // Берем значения из UI (они уже обновлены в updateRowCombination)
    document.getElementById('final-player-top').textContent = 
        document.getElementById('player-top-points').textContent;
    document.getElementById('final-player-middle').textContent = 
        document.getElementById('player-middle-points').textContent;
    document.getElementById('final-player-bottom').textContent = 
        document.getElementById('player-bottom-points').textContent;
    
    document.getElementById('final-opponent-top').textContent = 
        document.getElementById('opponent-top-points').textContent;
    document.getElementById('final-opponent-middle').textContent = 
        document.getElementById('opponent-middle-points').textContent;
    document.getElementById('final-opponent-bottom').textContent = 
        document.getElementById('opponent-bottom-points').textContent;
    
    document.getElementById('score-summary').classList.remove('hidden');
}
            
            // Reset all cards
            function resetAllCards() {
                // Clear all slots
                Object.keys(gameState.slots).forEach(slot => {
                    gameState.slots[slot] = null;
                });
                
                // Reset card positions
                gameState.cards.forEach(card => {
                    gameState.cardPositions[card.id] = 'deck';
                });
                
                // Clear all visual slots
                document.querySelectorAll('.slot').forEach(slot => {
                    slot.innerHTML = '';
                });
                
                // Re-render deck
                renderDeck();
                
                // Hide results
                document.getElementById('results').classList.add('hidden');
                document.getElementById('score-summary').classList.add('hidden');
                
                // Reset combination labels
                ['player-top', 'player-middle', 'player-bottom', 
                 'opponent-top', 'opponent-middle', 'opponent-bottom'].forEach(prefix => {
                    document.getElementById(`${prefix}-combination`).textContent = '-';
                    document.getElementById(`${prefix}-points`).textContent = '0';
                });
                
                // Clear final score display
                ['final-player-top', 'final-player-middle', 'final-player-bottom',
                 'final-opponent-top', 'final-opponent-middle', 'final-opponent-bottom',
                 'final-player-score', 'final-opponent-score'].forEach(id => {
                    document.getElementById(id).textContent = '';
                });
                
                // Disable calculate button
                document.getElementById('calculate-btn').disabled = true;
                gameState.lastMoveValid = false;
            }
            
            // Initialize the game
            function initGame() {
                initializeSlots();
                gameState.cards = createDeck();
                renderDeck();
                setupDropZones();
             
                
                // Set up buttons
                document.getElementById('calculate-btn').addEventListener('click', calculateBestMoves);
                document.getElementById('reset-btn').addEventListener('click', resetAllCards);
                
                // Disable calculate button initially
                document.getElementById('calculate-btn').disabled = true;
            }
            
            // Start the game
            initGame();
        });
    </script>