add_action( 'woocommerce_admin_order_data_after_billing_address', 'kurumsal_fatura_meta_box' );

function kurumsal_fatura_meta_box( $order ){
    echo '
<b><font color="red">KURUMSAL FATURA! ( BOŞ İSE BİREYSEL! ) </font></b>
&ensp; &ensp;
';
    echo '
<p><font color="red"><b>Şirket Adı:</b></font> ' . get_post_meta( $order->get_id(), '_kurumsal_fatura_sirketi', true ) . '
 &ensp;
';
    echo '
<font color="red"><b>Vergi Numarası:</b></font> ' . get_post_meta( $order->get_id(), '_kurumsal_fatura_vergi_numarasi', true ) . '

';
}
add_action( 'woocommerce_checkout_create_order', 'save_kurumsal_fatura_fields', 20, 2 );

function save_kurumsal_fatura_fields( $order, $data ){
    if( isset( $_POST['_kurumsal_fatura_sirketi'] ) ) {
        $order->update_meta_data( '_kurumsal_fatura_sirketi', sanitize_text_field( $_POST['_kurumsal_fatura_sirketi'] ) );
    }

    if( isset( $_POST['_kurumsal_fatura_vergi_numarası'] ) ) {
        $order->update_meta_data( '_kurumsal_fatura_vergi_numarasi', sanitize_text_field( $_POST['_kurumsal_fatura_vergi_numarasi'] ) );
    }
}
add_action( 'woocommerce_after_checkout_billing_form', 'kurumsal_fatura_fields' );

function kurumsal_fatura_fields( $checkout ) {
    
  
     echo '
' . __('Kurumsal Fatura Bilgileri') . '
';
  
    woocommerce_form_field( '_kurumsal_fatura_sirketi', array(
        'type'          => 'text',
        'class'         => array('kurumsal-fatura-sirketi form-row-wide'),
        'label'         => __('Fatura Şirketi'),
        'placeholder'   => __('Fatura Şirketi'),
        ), $checkout->get_value( '_kurumsal_fatura_sirketi' ));

    woocommerce_form_field( '_kurumsal_fatura_vergi_numarasi', array(
        'type'          => 'text',
        'class'         => array('kurumsal-fatura-vergi-numarasi form-row-wide'),
        'label'         => __('Vergi Numarası'),
        'placeholder'   => __('Vergi Numarası'),
        ), $checkout->get_value( '_kurumsal_fatura_vergi_numarasi' ));
  
    echo '
';
}

    add_action('manage_shop_order_posts_custom_column', 'orders_list_preview_items', 20, 2 );
function orders_list_preview_items($column, $post_id) {
    
    global $the_order, $post;
    
    if ('order_status' === $column) {
        
        // Start list
        echo '<ul class="orders-list-items-preview">';
        
        // Loop through order items
        foreach($the_order->get_items() as $item) {
            
            $product = $item->get_product();
            $img     = wp_get_attachment_url($product->get_image_id());
            
            $name    = $item->get_name();
            $qty     = $item->get_quantity();
            
            echo "<li>
                <img src=\"$img\" />
                <label>$qty</label> $name
            </li>";
        }
        
        // End list
        echo '</ul>';
    }
    
    
}


add_action('admin_head', 'orders_list_preview_css');
function orders_list_preview_css() {
  echo "<style>
    .orders-list-items-preview {
        background-color: #eee;
        padding: 8px 8px 0 5px;
        border-radius: 4px;
    }
    .orders-list-items-preview li {
        padding-left: 55px;
        position: relative;
        padding-bottom: 10px;
        padding-right: 40px;
        padding-top: 0;
        font-size: 10px;
        line-height: 11px;
        min-height: 30px;
    }
    .orders-list-items-preview li label {
        border: 1px solid gray;
        width: 25px;
        display: block;
        text-align: center;
        border-radius: 4px;
        right: 5px;
        top: 0px;
        position: absolute;
        font-size: 12px;
        font-weight: bold;
        padding: 5px 0;
    }
    .orders-list-items-preview img {
        margin: 1px 2px;
        position: absolute;
        left: 0;
        top: 0;
        height: 40px;
        max-height: 40px !important;
    }
  </style>";
}