<?php

namespace UkrSolution\WpLabelsPrinting4\LabelDataMakers\Shortcodes\WpPosts;

use UkrSolution\WpLabelsPrinting4\Helpers\UserSettings;
use UkrSolution\WpLabelsPrinting4\LabelDataMakers\WpPosts;
use UkrSolution\WpLabelsPrinting4\LabelDataMakers\Shortcodes\Shortcode;

abstract class WpPostsShortcode extends Shortcode
{
    const MAKER_CLASS = 'WpPosts';
    const INTEGRATION = 'wp-posts';
    const INTEGRATION_NAME = 'Wordpress posts';
    const INTEGRATION_TYPE = 'wp-posts';
    const INTEGRATION_TYPE_NAME = 'Wordpress posts';

    protected $maker;
    protected $currency = '';
    protected $currencyPosition = 'left';

    protected function __construct()
    {
        parent::__construct();

        if (is_plugin_active('woocommerce/woocommerce.php')) {
            $this->currency = wp_strip_all_tags(html_entity_decode(get_woocommerce_currency_symbol()));
            $this->currencyPosition = get_option('woocommerce_currency_pos');
        }
    }

    protected function isItemValid($item)
    {
        return is_a($item, \WP_Post::class);
    }

    protected function getStandardPostField($post, $field)
    {
        if ('name' === $field['value']) {
            $field['value'] = 'post_title';
        }

        return isset($post->{$field['value']}) ? $post->{$field['value']} : '';
    }

    protected function getCustomFieldsValues($post, &$field)
    {
        $customFields = array_map('trim', explode(',', $field['value']));
        $values = array();
        foreach ($customFields as $customField) {
            if (empty($customField) && !$this->shouldAddCurrency(array_merge($field, array('value' => $customField)))) {
                continue;
            }

            $values[] = ($this->shouldAddCurrency(array_merge($field, array('value' => $customField))))
                ? $this->getValueWithCurrency($this->getProductMeta($post, $customField, true), $field)
                : $this->getProductMeta($post, $customField, true);

            $values = array_filter($values);
        }

        return implode(',', $values);
    }

    public function shouldAddCurrency($field)
    {
        return (isset($field['args']['is_price']) && 'true' === $field['args']['is_price'])
            || in_array($field['value'], array(
            ));
    }

    public function round($value, &$field)
    {
        if (
            is_plugin_active('woocommerce/woocommerce.php')
            && false !== strpos($value, wc_get_price_decimal_separator())
        ) {
            $tmpValue = str_replace(wc_get_price_decimal_separator(), '.', $value);
        } else {
            $tmpValue = $value;
        }

        if (isset($field['args']['round-number']) && 'true' === $field['args']['round-number'] && is_numeric($tmpValue)) {
            unset($field['args']['round-number']);
            $result = round((float)$tmpValue);
        } else {
            $result = $value;
        }

        return $result;
    }

    public function getValueWithCurrency($value, &$field = array())
    {
        if (empty($value)) {
            $value = 0;
        }

        if (!is_plugin_active('woocommerce/woocommerce.php')) {
            return $value;
        }

        $value = number_format($value, wc_get_price_decimals(), wc_get_price_decimal_separator(), wc_get_price_thousand_separator());

        if (isset($field['args']['show-only-decimal']) && 'true' === $field['args']['show-only-decimal']) {

            if (false !== strpos($value, wc_get_price_decimal_separator())) {
                $parts = explode(wc_get_price_decimal_separator(), $value);
                $result = $parts[1];
            } else {
                $result = str_repeat('0', wc_get_price_decimals());
            }
        } else {

            if (isset($field['args']['show-decimal']) && 'false' === $field['args']['show-decimal']) {
                if (false !== strpos($value, wc_get_price_decimal_separator())) {
                    $parts = explode(wc_get_price_decimal_separator(), $value);
                    $value = $parts[0];
                }
            } else {
                $value = $this->round($value, $field);
            }


            if (
                isset($field['profile']) && !empty($field['profile']->displayPriceWithCurrency)
            ) {
                switch ($this->currencyPosition) {
                    case 'left':
                        $result = $this->currency . $value;
                        break;
                    case 'left_space':
                        $result = $this->currency . ' ' . $value;
                        break;
                    case 'right':
                        $result = $value . $this->currency;
                        break;
                    case 'right_space':
                        $result = $value . ' ' . $this->currency;
                        break;
                    default:
                        $result = $this->currency . $value;
                }
            } else {
                $result = $value;
            }
        }

        return $result;
    }

    public function getProductMeta($post, $param, $single = true)
    {
        $customKeys = get_post_custom_keys($post->ID);
        if ($customKeys && in_array($param, $customKeys)) {
            return get_post_meta($post->ID, $param, $single);
        } else {
            return '';
        }
    }
}