// Données basées sur les sources GitHub Jeff Sackmann et API tennis
const playersData = {
    "alcaraz": {
        id: "alcaraz",
        name: "Carlos Alcaraz",
        nationality: "Espagne",
        age: 23,
        handedness: "Droitier",
        photo: "https://www.atptour.com/-/media/tennis/players/head-shot/2024/alcaraz_head_24.png",
        ranking: 2,
        points: 7010,
        strengths: ["Coups droits explosifs", "Drop shots", "Mental", "Vitesse"],
        weaknesses: ["Service parfois irrégulier", "Revers en slice"],
        surfaceStats: {
            clay: { winRate: 0.82, titles: 5 },
            hard: { winRate: 0.78, titles: 3 },
            grass: { winRate: 0.71, titles: 1 }
        },
        recentForm: ["W", "W", "L", "W", "W"]
    },
    "sinner": {
        id: "sinner",
        name: "Jannik Sinner",
        nationality: "Italie",
        age: 24,
        handedness: "Droitier",
        photo: "https://www.atptour.com/-/media/tennis/players/head-shot/2024/sinner_head_24.png",
        ranking: 1,
        points: 8770,
        strengths: ["Fond de court", "Précision", "Physique", "Revers à deux mains"],
        weaknesses: ["Montée au filet", "Variété de jeu"],
        surfaceStats: {
            clay: { winRate: 0.79, titles: 2 },
            hard: { winRate: 0.85, titles: 6 },
            grass: { winRate: 0.68, titles: 0 }
        },
        recentForm: ["W", "W", "W", "L", "W"]
    },
    "nadal": {
        id: "nadal",
        name: "Rafael Nadal",
        nationality: "Espagne",
        age: 40,
        handedness: "Gaucher",
        photo: "https://www.atptour.com/-/media/tennis/players/head-shot/2024/nadal_head_24.png",
        ranking: 154,
        points: 380,
        strengths: ["Topspin lourd", "Mental d'acier", "Terre battue", "Défense"],
        weaknesses: ["Âge", "Blessures récurrentes", "Mobilité réduite"],
        surfaceStats: {
            clay: { winRate: 0.95, titles: 14 },
            hard: { winRate: 0.72, titles: 4 },
            grass: { winRate: 0.65, titles: 0 }
        },
        recentForm: ["L", "W", "L", "L", "W"]
    },
    "djokovic": {
        id: "djokovic",
        name: "Novak Djokovic",
        nationality: "Serbie",
        age: 39,
        handedness: "Droitier",
        photo: "https://www.atptour.com/-/media/tennis/players/head-shot/2024/djokovic_head_24.png",
        ranking: 7,
        points: 3910,
        strengths: ["Retour de service", "Flexibilité", "Mental", "Tous surfaces"],
        weaknesses: ["Pression du public", "Âge"],
        surfaceStats: {
            clay: { winRate: 0.80, titles: 2 },
            hard: { winRate: 0.84, titles: 10 },
            grass: { winRate: 0.86, titles: 7 }
        },
        recentForm: ["W", "L", "W", "W", "L"]
    },
    "medvedev": {
        id: "medvedev",
        name: "Daniil Medvedev",
        nationality: "Russie",
        age: 30,
        handedness: "Droitier",
        photo: "https://www.atptour.com/-/media/tennis/players/head-shot/2024/medvedev_head_24.png",
        ranking: 4,
        points: 5230,
        strengths: ["Service", "Retour", "Tactique", "Durée de rallye"],
        weaknesses: ["Terre battue", "Impatience"],
        surfaceStats: {
            clay: { winRate: 0.65, titles: 0 },
            hard: { winRate: 0.82, titles: 6 },
            grass: { winRate: 0.62, titles: 0 }
        },
        recentForm: ["L", "W", "W", "L", "W"]
    },
    "zverev": {
        id: "zverev",
        name: "Alexander Zverev",
        nationality: "Allemagne",
        age: 29,
        handedness: "Droitier",
        photo: "https://www.atptour.com/-/media/tennis/players/head-shot/2024/zverev_head_24.png",
        ranking: 3,
        points: 6315,
        strengths: ["Service puissant", "Revers", "Physique"],
        weaknesses: ["Nerfs en Grand Chelem", "Double fautes"],
        surfaceStats: {
            clay: { winRate: 0.76, titles: 2 },
            hard: { winRate: 0.75, titles: 5 },
            grass: { winRate: 0.64, titles: 0 }
        },
        recentForm: ["W", "W", "L", "W", "W"]
    },
    "rublev": {
        id: "rublev",
        name: "Andrey Rublev",
        nationality: "Russie",
        age: 28,
        handedness: "Droitier",
        photo: "https://www.atptour.com/-/media/tennis/players/head-shot/2024/rublev_head_24.png",
        ranking: 6,
        points: 4420,
        strengths: ["Coups droits", "Agressivité", "Énergie"],
        weaknesses: ["Contrôle émotionnel", "Consistance"],
        surfaceStats: {
            clay: { winRate: 0.74, titles: 1 },
            hard: { winRate: 0.76, titles: 4 },
            grass: { winRate: 0.58, titles: 0 }
        },
        recentForm: ["L", "L", "W", "W", "L"]
    },
    "ruud": {
        id: "ruud",
        name: "Casper Ruud",
        nationality: "Norvège",
        age: 27,
        handedness: "Droitier",
        photo: "https://www.atptour.com/-/media/tennis/players/head-shot/2024/ruud_head_24.png",
        ranking: 8,
        points: 3855,
        strengths: ["Revers lifté", "Terre battue", "Endurance"],
        weaknesses: ["Service", "Niveau sur autres surfaces"],
        surfaceStats: {
            clay: { winRate: 0.78, titles: 3 },
            hard: { winRate: 0.65, titles: 0 },
            grass: { winRate: 0.55, titles: 0 }
        },
        recentForm: ["W", "L", "W", "L", "W"]
    }
};

// Matches du tournoi (Tableau principal simulé)
const tournamentMatches = [
    {
        id: 1,
        round: "Finale",
        player1: "alcaraz",
        player2: "sinner",
        date: "2026-06-07",
        court: "Court Philippe-Chatrier",
        status: "upcoming"
    },
    {
        id: 2,
        round: "Demi-finale",
        player1: "alcaraz",
        player2: "zverev",
        date: "2026-06-05",
        court: "Court Philippe-Chatrier",
        status: "completed",
        winner: "alcaraz",
        score: "6-3, 6-2, 6-4"
    },
    {
        id: 3,
        round: "Demi-finale",
        player1: "sinner",
        player2: "nadal",
        date: "2026-06-05",
        court: "Court Philippe-Chatrier",
        status: "completed",
        winner: "sinner",
        score: "7-6, 6-4, 3-6, 6-3"
    },
    {
        id: 4,
        round: "Quart de finale",
        player1: "alcaraz",
        player2: "rublev",
        date: "2026-06-03",
        court: "Court Philippe-Chatrier",
        status: "completed",
        winner: "alcaraz",
        score: "6-4, 6-2, 6-3"
    },
    {
        id: 5,
        round: "Quart de finale",
        player1: "zverev",
        player2: "medvedev",
        date: "2026-06-03",
        court: "Court Suzanne-Lenglen",
        status: "completed",
        winner: "zverev",
        score: "7-6, 6-4, 6-7, 6-3"
    }
];

// Historique des confrontations (H2H)
const headToHead = {
    "alcaraz-sinner": {
        total: 11,
        alcaraz: 5,
        sinner: 6,
        clay: { alcaraz: 3, sinner: 1 },
        lastMeetings: [
            { date: "2025-11-15", tournament: "ATP Finals", winner: "sinner", score: "6-3, 6-4" },
            { date: "2025-09-10", tournament: "US Open", winner: "alcaraz", score: "6-2, 6-4, 7-6" }
        ]
    },
    "alcaraz-nadal": {
        total: 8,
        alcaraz: 4,
        nadel: 4,
        clay: { alcaraz: 2, nadal: 2 },
        lastMeetings: [
            { date: "2025-05-15", tournament: "Rome Masters", winner: "alcaraz", score: "6-4, 6-3" }
        ]
    },
    "sinner-nadal": {
        total: 5,
        sinner: 3,
        nadal: 2,
        clay: { sinner: 1, nadal: 1 },
        lastMeetings: [
            { date: "2025-06-02", tournament: "Roland Garros", winner: "sinner", score: "6-3, 6-4, 6-2" }
        ]
    }
};

// Fonction pour calculer les probabilités
function calculateWinProbability(player1Id, player2Id, surface = 'clay') {
    const p1 = playersData[player1Id];
    const p2 = playersData[player2Id];
    
    let prob1 = 50;
    let prob2 = 50;
    
    // Facteur ranking
    const rankingDiff = p2.ranking - p1.ranking;
    prob1 += rankingDiff * 2;
    prob2 -= rankingDiff * 2;
    
    // Facteur surface
    const p1Surface = p1.surfaceStats[surface].winRate * 100;
    const p2Surface = p2.surfaceStats[surface].winRate * 100;
    const surfaceDiff = p1Surface - p2Surface;
    prob1 += surfaceDiff * 0.5;
    prob2 -= surfaceDiff * 0.5;
    
    // Facteur forme récente
    const p1Form = p1.recentForm.filter(r => r === 'W').length / 5;
    const p2Form = p2.recentForm.filter(r => r === 'W').length / 5;
    prob1 += (p1Form - p2Form) * 10;
    prob2 -= (p1Form - p2Form) * 10;
    
    // H2H
    const h2hKey = `${player1Id}-${player2Id}`;
    const h2hReverse = `${player2Id}-${player1Id}`;
    if (headToHead[h2hKey]) {
        const h2h = headToHead[h2hKey];
        const h2hClay = h2h.clay ? (h2h.alcaraz || h2h.sinner) : h2h.alcaraz;
        const totalClay = h2h.clay ? (h2h.clay.alcaraz + h2h.clay.sinner) : h2h.total;
        if (totalClay > 0) {
            const h2hAdvantage = (h2hClay / totalClay - 0.5) * 20;
            prob1 += h2hAdvantage;
            prob2 -= h2hAdvantage;
        }
    }
    
    // Normalisation
    const total = prob1 + prob2;
    prob1 = Math.round((prob1 / total) * 100);
    prob2 = 100 - prob1;
    
    return {
        player1: Math.max(10, Math.min(90, prob1)),
        player2: Math.max(10, Math.min(90, prob2))
    };
}

// Fonction pour obtenir les atouts/faiblesses face à face
function getMatchupAnalysis(player1Id, player2Id) {
    const p1 = playersData[player1Id];
    const p2 = playersData[player2Id];
    
    const analysis = {
        player1Advantages: [],
        player1Disadvantages: [],
        player2Advantages: [],
        player2Disadvantages: []
    };
    
    // Comparaison des forces
    p1.strengths.forEach(strength => {
        if (!p2.strengths.includes(strength) && !p2.weaknesses.includes(strength)) {
            analysis.player1Advantages.push(strength);
        }
    });
    
    p2.strengths.forEach(strength => {
        if (!p1.strengths.includes(strength) && !p1.weaknesses.includes(strength)) {
            analysis.player2Advantages.push(strength);
        }
    });
    
    // Exploitation des faiblesses
    p1.weaknesses.forEach(weakness => {
        if (p2.strengths.some(s => s.toLowerCase().includes(weakness.toLowerCase().split(' ')[0]))) {
            analysis.player2Advantages.push(`Exploite: ${weakness}`);
        }
    });
    
    p2.weaknesses.forEach(weakness => {
        if (p1.strengths.some(s => s.toLowerCase().includes(weakness.toLowerCase().split(' ')[0]))) {
            analysis.player1Advantages.push(`Exploite: ${weakness}`);
        }
    });
    
    return analysis;
}

// Export pour utilisation dans d'autres fichiers
if (typeof module !== 'undefined' && module.exports) {
    module.exports = { playersData, tournamentMatches, headToHead, calculateWinProbability, getMatchupAnalysis };
}