<?php
header('Content-Type: application/json');

// Evita che warning PHP rovinino il json
error_reporting(0);
ini_set('display_errors', 0);

require_once(__DIR__ . '/../class/db-functions.php');

try {
    if (!isset($_GET['id'])) {
        echo json_encode(['success' => false, 'message' => 'ID matrice non fornito.']);
        exit;
    }

    $idMatrice = intval($_GET['id']);

    $db = DBHandlerSelect::getInstance();
    $pdo = $db->getConnection();

    // tutte le mescole
    $stmt = $pdo->query("SELECT id, nome FROM mescole ORDER BY nome ASC");
    $tutte = $stmt->fetchAll(PDO::FETCH_ASSOC);

    // mescole associate
    $stmt = $pdo->prepare("SELECT idmescola FROM matrice_mescole WHERE idmatrice = ?");
    $stmt->execute([$idMatrice]);
    $associate = $stmt->fetchAll(PDO::FETCH_COLUMN);

    echo json_encode([
        'success' => true,
        'tutte' => $tutte,
        'associate' => $associate
    ]);
} catch (Exception $e) {
    echo json_encode(['success' => false, 'message' => $e->getMessage()]);
}