<?php
include('include/db_connect.php'); // Connessione al DB
header('Content-Type: application/json');

$user_id = $_POST['user_id'];
$owner_type = $_POST['owner_type'];
$first_name = $_POST['first_name'] ?? null;
$last_name = $_POST['last_name'] ?? null;
$company_name = $_POST['company_name'] ?? null;
$tax_code = $_POST['tax_code'];
$email = $_POST['email'];
$phone = $_POST['phone'] ?? null;
$address = $_POST['address'] ?? null;
$postal_code = $_POST['postal_code'] ?? null;
$city = $_POST['city'] ?? null;
$province = $_POST['province'] ?? null;
$country = $_POST['country'] ?? null;
$role = $_POST['role'] ?? null;
$notes = $_POST['notes'] ?? null;

// Verifica se il codice fiscale esiste già
$checkQuery = $conn->prepare("SELECT owner_id FROM property_owners WHERE tax_code = ?");
$checkQuery->bind_param("s", $tax_code);
$checkQuery->execute();
$checkQuery->store_result();

if ($checkQuery->num_rows > 0) {
    echo json_encode(["success" => false, "message" => "Questo codice fiscale esiste già!"]);
    exit;
}

// Inserisci il nuovo proprietario
$query = $conn->prepare("INSERT INTO property_owners (user_id, first_name, last_name, company_name, tax_code, email, phone, address, postal_code, city, province, country, owner_type, role, notes) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");
$query->bind_param("issssssssssssss", $user_id, $first_name, $last_name, $company_name, $tax_code, $email, $phone, $address, $postal_code, $city, $province, $country, $owner_type, $role, $notes);

if ($query->execute()) {
    echo json_encode([
        "success" => true,
        "message" => "Proprietario salvato con successo!",
        "owner_id" => $conn->insert_id,
        "owner_name" => $owner_type == "company" ? $company_name : "$first_name $last_name",
        "tax_code" => $tax_code
    ]);
} else {
    echo json_encode(["success" => false, "message" => "Errore nell'inserimento."]);
}

$conn->close();