<?php
// include/school_settings_loader.php

// Evita inclusioni multiple
if (defined('SCHOOL_SETTINGS_LOADED')) return;
define('SCHOOL_SETTINGS_LOADED', true);

global $schoolSettings; // o usa $_SESSION['school_settings'] se preferisci

$school_id = (int)($_SESSION['school_id'] ?? 0);

if ($school_id <= 0) {
    // Nessuna scuola selezionata → valori di default minimi
    $schoolSettings = [
        'portal_purchases_enabled'    => 0,
        'allowed_product_types'       => 'subscription,carnet,drop_in',
        'payment_methods'             => 'manual',
        'currency_code'               => 'EUR',
        'enable_notifications'        => 1,
        'allow_freeze_global'         => 1,
        'freeze_max_days_global'      => 30,
        'auto_propagate_on_purchase'  => 1,
        'allow_full_access_rebooking' => 1,
        // ... aggiungi tutti gli altri campi con default sensati
    ];
} else {
    $pdo = DBHandlerSelect::getInstance()->getConnection();

    $stmt = $pdo->prepare("
        SELECT * 
        FROM school_settings 
        WHERE school_id = ?
        LIMIT 1
    ");
    $stmt->execute([$school_id]);
    $settings = $stmt->fetch(PDO::FETCH_ASSOC);

    if ($settings) {
        $schoolSettings = $settings;
    } else {
        // Scuola senza impostazioni → crea record con default
        $stmt_insert = $pdo->prepare("
            INSERT INTO school_settings (school_id) VALUES (?)
        ");
        $stmt_insert->execute([$school_id]);

        // Ricarica dopo insert
        $stmt = $pdo->prepare("SELECT * FROM school_settings WHERE school_id = ? LIMIT 1");
        $stmt->execute([$school_id]);
        $schoolSettings = $stmt->fetch(PDO::FETCH_ASSOC) ?: [];
    }

    // Fallback per campi che potrebbero essere NULL
    $schoolSettings = array_merge([
        'portal_purchases_enabled'    => 1,
        'allowed_product_types'       => 'subscription,carnet,drop_in',
        'payment_methods'             => 'manual',
        'currency_code'               => 'EUR',
        'enable_notifications'        => 1,
        'allow_freeze_global'         => 1,
        'freeze_max_days_global'      => 30,
        'auto_propagate_on_purchase'  => 1,
        'allow_full_access_rebooking' => 1,
        // ... tutti gli altri campi che vuoi default
    ], $schoolSettings);
}

// Trasforma stringhe separate da virgola in array (molto comodo)
$schoolSettings['payment_methods_array']   = array_filter(explode(',', $schoolSettings['payment_methods'] ?? ''));
$schoolSettings['allowed_product_types_array'] = array_filter(explode(',', $schoolSettings['allowed_product_types'] ?? ''));