<?php
header('Content-Type: application/json');
require_once 'class/db-functions.php';

$response = ["success" => false, "message" => ""];

try {
    if ($_SERVER["REQUEST_METHOD"] !== "POST") {
        throw new Exception("Invalid request method.");
    }

    // Recupera e sanifica i dati
    $id = intval($_POST['id']);
    $name = trim($_POST['name']);
    $header_row = intval($_POST['header_row']);
    $start_column = trim($_POST['start_column']);
    $description = trim($_POST['description'] ?? '');
    $target_table = trim($_POST['target_table']);
    $idclient = intval($_POST['client_id'] ?? 0); // Usa client_id dal form
    $clientname = trim($_POST['client_name'] ?? ''); // Usa client_name dal form
    $idschema = intval($_POST['idschema'] ?? 0); // Nuovo campo
    $schemaname = trim($_POST['schemaname'] ?? ''); // Corretto da schemamaname
    $idroutine = isset($_POST['idroutine']) && $_POST['idroutine'] !== '' ? intval($_POST['idroutine']) : null; // Aggiunto idroutine
    $button_size = trim($_POST['button_size'] ?? 'medium'); // Nuovo campo
    $button_bg_color = trim($_POST['button_bg_color'] ?? '#007bff'); // Nuovo campo
    $button_text_color = trim($_POST['button_text_color'] ?? '#ffffff'); // Nuovo campo
    $button_label = trim($_POST['button_label'] ?? 'Click Me'); // Nuovo campo

    // Controllo sui campi obbligatori
    if (empty($id) || empty($name) || empty($header_row) || empty($start_column) || empty($target_table) || $idschema <= 0) {
        throw new Exception("All fields marked with * are required, including schema.");
    }

    // Validazione del idclient
    if ($idclient <= 0) {
        throw new Exception("Please select a valid client.");
    }

    // Connessione al database
    $db = DBHandlerSelect::getInstance();
    $pdo = $db->getConnection();

    // Aggiorna il database, includendo i nuovi campi
    $stmt = $pdo->prepare("UPDATE excel_templates 
                           SET name = ?, header_row = ?, start_column = ?, description = ?, target_table = ?, 
                               idclient = ?, clientname = ?, schemaname = ?, idschema = ?, idroutine = ?, 
                               button_size = ?, button_bg_color = ?, button_text_color = ?, button_label = ?, 
                               updated_at = NOW() 
                           WHERE id = ?");
    $stmt->execute([
        $name,
        $header_row,
        $start_column,
        $description,
        $target_table,
        $idclient,
        $clientname,
        $schemaname,
        $idschema,
        $idroutine,
        $button_size,
        $button_bg_color,
        $button_text_color,
        $button_label,
        $id
    ]);

    // rowCount potrebbe essere 0 se non ci sono modifiche, quindi consideriamo comunque un successo
    $response["success"] = true;
    $response["message"] = "Template updated successfully!";
} catch (Exception $e) {
    $response["message"] = $e->getMessage();
}

// Restituisce un JSON per il fetch
echo json_encode($response);