class Cart
{
    /**
     * Loads cart CSS
     *
     * @author Evan D Shaw <evandanielshaw@gmail.com>
     * @return void
     */
    public static function loadCss() {
        wp_enqueue_style(
            'wcexics-cart',
            WCEXICS_PLUGIN_URL . '/src/Components/Cart/cart.css',
            [],
            WCEXICS_VERSION
        );
    }

    /**
     * Builds HTML for a combo-set cart item
     *
     * @author Evan D Shaw <evandanielshaw@gmail.com>
     * @param array $rows group items cart
     * @return string
     */
    public static function getComboSetCartDetailsHtml($rows) {
        $groupshtml = '<div class="wcexics combo-set-cart">';
        foreach ($rows as $row) {
            $gitemhtml = '';
            foreach ($row['groupItems'] as $item) {
                $hookargs = [
                    'item' => $item,
                    'row' => $row,
                    'rows' => $rows,
                ];
                $gitemhtml .= '<li>';
                $gitemhtml .= apply_filters(
                    'wcexics_filter_cart_details_html_item_name',
                    '<div>' . $item['name'] . '</div>',
                    $hookargs
                );
                $options = $item['options'];
                if (is_array($options) && count($options) > 0) {
                    $optstr = '';
                    foreach ($options as $key => $value) {
                        if (!empty($key)) {
                            $key = urldecode($key);
                            if (is_array($value)) {
                                $c = '';
                                $optstr .= esc_html($key) . ' : ';
                                foreach ($value as $v) {
                                    $optstr .= $c . nl2br(esc_html(urldecode($v)));
                                    $c = ', ';
                                }
                                $optstr .= "<br />\n";
                            } else {
                                $optstr .= esc_html($key) . ' : ' . nl2br(esc_html(urldecode($value))) . "<br />\n";
                            }
                        }
                    }
                    if (!empty($optstr)) {
                        $gitemhtml .= '<div class="combo-set-cart-group-item-options">';
                        $gitemhtml .= '<div class="combo-set-cart-group-item-options__label">';
                        $gitemhtml .= '(' . __('options for items', 'usces') . ')';
                        $gitemhtml .= '</div>';
                        $gitemhtml .= '<div class="combo-set-cart-group-item-options__values">';
                        $gitemhtml .= $optstr;
                        $gitemhtml .= '</div>';
                        $gitemhtml .= '</div>';
                    }
                }
                $gitemhtml .= '</li>';
            }

            $groupshtml .= '<div class="combo-set-cart__group-label">' . $row['groupLabel'] . '</div>';
            $groupshtml .= '<div class="combo-set-cart__group-item"><ul>' . $gitemhtml . '</ul></div>';
        }
        $groupshtml .= '</div>';

        return $groupshtml;
    }

    /**
     * Builds a details string for a combo-set cart item
     *
     * @author Evan D Shaw <evandanielshaw@gmail.com>
     * @param array $rows
     * @param bool  $add_dashes
     * @return string
     */
    public static function getComboSetCartDetailsNoHtml($rows, $add_dashes = true) {
        $details = '';
        foreach ($rows as $row) {
            $rowdetails = '';
            foreach ($row['groupItems'] as $item) {
                $ddash = $add_dashes ? '--' : '';
                $tdash = $add_dashes ? '---' : '';
                $rowdetails .= "{$ddash}" . wp_strip_all_tags($item['name']);
                $options = $item['options'];
                if (is_array($options) && count($options) > 0) {
                    $optstr = '';
                    foreach ($options as $key => $value) {
                        if (!empty($key)) {
                            $key = urldecode($key);
                            if (is_array($value)) {
                                $c = '';
                                $optstr .= "\r\n\t\t{$tdash} " . esc_html($key) . ' : ';
                                foreach ($value as $v) {
                                    $optstr .= $c . nl2br(esc_html(urldecode($v)));
                                    $c = ', ';
                                }
                            } else {
                                $optstr .= "\r\n\t\t{$tdash} " . esc_html($key) . ' : ' . nl2br(esc_html(urldecode($value)));
                            }
                        }
                    }
                    if (!empty($optstr)) {
                        $rowdetails .= "\r\n\t\t{$tdash} (" . __('options for items', 'usces') . ')';
                        $rowdetails .= $optstr;
                    }
                }
            }

            $details .= "\r\n" . $row['groupLabel'];
            $details .= ' : ';
            $details .= $rowdetails;
        }

        return $details;
    }

    /**
     * Builds a details string for a combo-set cart item (space separated for CSV)
     *
     * @author Evan D Shaw <evandanielshaw@gmail.com>
     * @param array $rows
     * @return string
     */
    public static function getComboSetCartDetailsSpaceSeparated($rows) {
        $ext = 'csv';
        $sp = ':';
        $nb = ' ';
        $groups = [];
        foreach ($rows as $row) {
            $itemlist = [];
            foreach ($row['groupItems'] as $item) {
                $itemlist[] = wp_strip_all_tags($item['name']);

                if (!empty($item['options']) && is_array($item['options'])) {
                    $optstrs = [];
                    foreach ($item['options'] as $key => $value) {
                        $meta_value = maybe_unserialize($value);
                        if (is_array($meta_value)) {
                            $meta_vals = '';
                            foreach ($meta_value as $array_val) {
                                $meta_vals .= $nb . urldecode($array_val);
                            }
                            $optstrs[] = usces_entity_decode(urldecode($key) . $sp . $meta_vals, $ext);
                        } else {
                            $optstrs[] = usces_entity_decode(urldecode($key) . $sp . urldecode($value), $ext);
                        }
                    }
                    $itemlist[] = join($nb, $optstrs);
                }
            }

            $groups[] = usces_entity_decode(
                urldecode($row['groupLabel']) . $sp . urldecode(join($nb, $itemlist)),
                $ext
            );
        }

        $details = join($nb, $groups);
        return $details;
    }
}