[Resolved] WooCommerce analytics report not downloading for other currency & speed issue at admin side

function add_custom_export_button() { ?>
    <script type="text/javascript">
        jQuery(document).ready(function($) {
            const interval = setInterval(function() {
                const downloadButton = $('.woocommerce-table__download-button');
                if (downloadButton.length) {
                    const customExportButton = $('<button class="button-primary" style="margin-left: 10px;">Direct Export (Browser)</button>')
                        .on("click", function(e) {
                            e.preventDefault();
                            fetchAndDownloadCSV();
                        });
                    downloadButton.after(customExportButton);
                    clearInterval(interval);
                }
            }, 500);
        });
    </script>
<?php }
add_action('admin_footer', 'add_custom_export_button');
function custom_export_script() { ?>
    <script type="text/javascript">
        async function fetchAndDownloadCSV() {
            try {
                const response = await fetch('<?php echo admin_url('admin-ajax.php?action=custom_order_export'); ?>');
                const data = await response.json();
                if (data && data.orders) {
                    let csvContent = "data:text/csv;charset=utf-8,";
                    const headers = ["Order ID", "Date", "Status", "Total"];
                    csvContent += headers.join(",") + "\r\n";
                    data.orders.forEach(order => {
                        const row = [order.id, order.date, order.status, order.total];
                        csvContent += row.join(",") + "\r\n";
                    });
                    const encodedUri = encodeURI(csvContent);
                    const link = document.createElement("a");
                    link.setAttribute("href", encodedUri);
                    link.setAttribute("download", "orders_export.csv");
                    document.body.appendChild(link);
                    link.click();
                    document.body.removeChild(link);
                } else {
                    alert("No order data found.");
                }
            } catch (error) {
                console.error("Export failed:", error);
                alert("There was an error fetching the order data.");
            }
        }
    </script>
<?php }
add_action('admin_footer', 'custom_export_script');
function custom_order_export() {
    if (!current_user_can('manage_woocommerce')) {
        wp_send_json_error("Unauthorized", 403);
    }
    $orders = wc_get_orders(array(
        'limit' => -1,
        'orderby' => 'date',
        'order' => 'DESC',
        'return' => 'ids',
    ));
    $order_data = array();
    foreach ($orders as $order_id) {
        $order = wc_get_order($order_id);
        $order_data[] = array(
            'id' => $order->get_id(),
            'date' => $order->get_date_created()->date('Y-m-d H:i:s'),
            'status' => $order->get_status(),
            'total' => $order->get_total(),
        );
    }
    wp_send_json(array('orders' => $order_data));
}
add_action('wp_ajax_custom_order_export', 'custom_order_export');