2026-03-04 14:58:03 +01:00
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package linea;
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import java.sql.*;
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public class GestionnaireScore {
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2026-03-14 15:01:06 +01:00
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private static final String URL = "jdbc:sqlite:linea_scores.db";
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2026-03-04 14:58:03 +01:00
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public GestionnaireScore() {
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2026-03-14 15:01:06 +01:00
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// 1) Charger explicitement le driver SQLite JDBC
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try {
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Class.forName("org.sqlite.JDBC");
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System.out.println("[BDD] Driver SQLite JDBC chargé correctement (org.sqlite.JDBC).");
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} catch (ClassNotFoundException e) {
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System.err.println("[BDD] ERREUR : impossible de charger le driver SQLite JDBC (org.sqlite.JDBC).");
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System.err.println("Vérifie que le fichier sqlite-jdbc-xxx.jar est bien présent dans le classpath.");
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e.printStackTrace();
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}
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// 2) Créer / vérifier la table au démarrage
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try (Connection conn = DriverManager.getConnection(URL)) {
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if (conn == null) {
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System.err.println("[BDD] ERREUR : connexion JDBC nulle lors de l'initialisation.");
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return;
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}
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2026-03-04 14:58:03 +01:00
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String sql = "CREATE TABLE IF NOT EXISTS scores (" +
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"id INTEGER PRIMARY KEY AUTOINCREMENT," +
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2026-03-14 15:01:06 +01:00
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"nom TEXT NOT NULL," +
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"points INTEGER NOT NULL" +
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");";
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try (Statement stmt = conn.createStatement()) {
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stmt.execute(sql);
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}
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System.out.println("[BDD] Table 'scores' vérifiée/créée avec succès.");
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2026-03-04 14:58:03 +01:00
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} catch (SQLException e) {
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2026-03-14 15:01:06 +01:00
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System.err.println("[BDD] ERREUR SQL lors de la création ou vérification de la table 'scores'.");
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System.err.println("Message SQL : " + e.getMessage());
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2026-03-04 14:58:03 +01:00
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e.printStackTrace();
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}
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}
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public void sauvegarderScore(String nom, int points) {
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2026-03-14 15:01:06 +01:00
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if (nom == null || nom.trim().isEmpty()) {
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System.err.println("[BDD] Tentative d'enregistrer un score avec un nom vide. Opération annulée.");
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return;
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}
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2026-03-04 14:58:03 +01:00
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String sql = "INSERT INTO scores(nom, points) VALUES(?, ?)";
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2026-03-14 15:01:06 +01:00
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try (Connection conn = DriverManager.getConnection(URL);
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2026-03-04 14:58:03 +01:00
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PreparedStatement pstmt = conn.prepareStatement(sql)) {
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pstmt.setString(1, nom.trim());
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2026-03-04 14:58:03 +01:00
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pstmt.setInt(2, points);
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int lignes = pstmt.executeUpdate();
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System.out.println("[BDD] Score enregistré pour '" + nom + "' (" + points +
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" points). Lignes affectées : " + lignes);
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2026-03-04 14:58:03 +01:00
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} catch (SQLException e) {
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2026-03-14 15:01:06 +01:00
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System.err.println("[BDD] ERREUR SQL lors de l'enregistrement du score.");
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System.err.println("Message SQL : " + e.getMessage());
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2026-03-04 14:58:03 +01:00
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e.printStackTrace();
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}
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}
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public String getTopScores() {
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StringBuilder sb = new StringBuilder("--- TOP 10 SCORES ---\n");
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String sql = "SELECT nom, points FROM scores ORDER BY points DESC LIMIT 10";
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2026-03-14 15:01:06 +01:00
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try (Connection conn = DriverManager.getConnection(URL);
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Statement stmt = conn.createStatement();
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ResultSet rs = stmt.executeQuery(sql)) {
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boolean auMoinsUn = false;
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2026-03-04 14:58:03 +01:00
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while (rs.next()) {
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auMoinsUn = true;
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sb.append(rs.getString("nom"))
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.append(" : ")
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.append(rs.getInt("points"))
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.append("\n");
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}
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if (!auMoinsUn) {
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sb.append("(Aucun score enregistré pour le moment)\n");
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2026-03-04 14:58:03 +01:00
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}
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2026-03-14 15:01:06 +01:00
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2026-03-04 14:58:03 +01:00
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} catch (SQLException e) {
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2026-03-14 15:01:06 +01:00
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System.err.println("[BDD] ERREUR SQL lors de la lecture des scores.");
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System.err.println("Message SQL : " + e.getMessage());
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e.printStackTrace();
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return "Erreur lors de la lecture des scores.\n" +
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"Détail : " + e.getMessage() + "\n" +
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"Consulte la console pour la pile complète (stack trace).";
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2026-03-04 14:58:03 +01:00
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}
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2026-03-14 15:01:06 +01:00
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2026-03-04 14:58:03 +01:00
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return sb.toString();
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}
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}
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