added pages

public/userarea/save_mescola_linee.php

@@ -0,0 +1,27 @@
+<?php
+require_once(__DIR__ . '/class/db-functions.php');
+header('Content-Type: application/json');
+
+try {
+    $data = json_decode(file_get_contents("php://input"), true);
+    $idMescola = (int)$data['idMescola'];
+    $linee = $data['linee'] ?? [];
+
+    $db = DBHandlerSelect::getInstance();
+    $pdo = $db->getConnection();
+
+    // Elimina tutte le associazioni esistenti
+    $pdo->prepare("DELETE FROM mescole_lines WHERE idmescola = ?")->execute([$idMescola]);
+
+    // Reinserisci solo le selezionate
+    if (!empty($linee)) {
+        $stmt = $pdo->prepare("INSERT INTO mescole_lines (idmescola, idlinea) VALUES (?, ?)");
+        foreach ($linee as $idLinea) {
+            $stmt->execute([$idMescola, $idLinea]);
+        }
+    }
+
+    echo json_encode(['success' => true]);
+} catch (Exception $e) {
+    echo json_encode(['success' => false, 'message' => $e->getMessage()]);
+}