<?php

/**
 * AccessibleDocs Options Class.
 *
 * This class provides utility functions to get specific options for the AccessibleDocs plugin.
 *
 * @link       https://group107.com
 * @since      1.0.0
 *
 * @package    accessible-docs
 * @subpackage accessible-docs/includes
 * @author     Group107 <contact@group107.com>
 */

if ( ! defined( 'ABSPATH' ) ) {
    exit;
}

class Group107_AccessibleDocs_Options {

    /**
     * Get the value of the 'accessible_docs_enable_popup' option.
     *
     * @since 1.0.0
     *
     * @return bool True if the popup is enabled, false otherwise.
     */
    public static function accessible_docs_is_popup_enabled() {

        $option_name = Group107_AccessibleDocs_i18n::accessible_docs_get_popup_options_name();
        $options = get_option($option_name);

        return isset($options['accessible_docs_enable_popup']) && $options['accessible_docs_enable_popup'] === '1';
    }

    /**
     * Get the default value for a specific field based on the locale.
     *
     * @since 1.0.0
     *
     * @param string $field The field name (key).
     * @param string $locale The current language locale.
     * 
     * @return string The default value for the field.
     */
    public static function accessible_docs_get_default_value($field, $locale) {
        // Default values for en and he languages
        $default_values = [
            'en' => [
                'accessible_docs_enable_popup' => 0,
                'accessible_docs_popup_title' => 'Make Your PDF Accessible!',
                'accessible_docs_popup_text' => 'If you want to get this file accessible, please leave your email, and we’ll send it to you within 24 hours.',
                'accessible_docs_email_placeholder' => 'Enter your email address',
                'accessible_docs_submit_button_text' => 'Submit Request',
                'accessible_docs_processing_title' => 'Your Request is Being Processed',
                'accessible_docs_processing_text' => 'Your accessible file is being processed. You will receive it soon via email.',
                'accessible_docs_completed_title' => 'Your Accessible File is Ready',
                'accessible_docs_completed_text' => 'Your accessible file has been sent to your email. If you haven’t received it, please contact the website administrator.',
                'accessible_docs_download_non_accessible_link_text' => 'Download Non-Accessible File',
            ],
            'he' => [
                'accessible_docs_enable_popup' => 0,
                'accessible_docs_popup_title' => 'הפוך את ה-PDF שלך לנגיש!',
                'accessible_docs_popup_text' => 'אם ברצונך להפוך קובץ זה לנגיש, אנא השאר את האימייל שלך, ואנו נשלח אותו אליך תוך 24 שעות.',
                'accessible_docs_email_placeholder' => 'הזן את כתובת האימייל שלך',
                'accessible_docs_submit_button_text' => 'שלח בקשה',
                'accessible_docs_processing_title' => 'הבקשה שלך בעיבוד',
                'accessible_docs_processing_text' => 'הקובץ הנגיש שלך בעיבוד. תקבל אותו בקרוב באימייל.',
                'accessible_docs_completed_title' => 'הקובץ הנגיש שלך מוכן',
                'accessible_docs_completed_text' => 'הקובץ הנגיש שלך נשלח לאימייל שלך. אם לא קיבלת אותו, אנא צור קשר עם מנהל האתר.',
                'accessible_docs_download_non_accessible_link_text' => 'הורד קובץ לא נגיש',
            ]
        ];

        // Return the default value based on locale, or fallback to 'en'
        return isset($default_values[$locale][$field]) ? $default_values[$locale][$field] : $default_values['en'][$field];
    }

    /**
     * Get the current locale based on the active language in WPML or Polylang.
     *
     * @since 1.0.0
     *
     * @return string The current language locale (e.g., 'en', 'he').
     */
    public static function accessible_docs_get_locale() {
        // Check if Polylang is active
        if (function_exists('pll_current_language')) {
            return pll_current_language(); // Return the current language from Polylang
        }
        
        // Check if WPML is active
        if (defined('ICL_SITEPRESS_VERSION')) {
            $current_lang = apply_filters('wpml_current_language', null); // Get the current language from WPML
            return $current_lang;
        }
        
        // Default to 'en' if no multilingual plugin is active
        return substr(get_locale(), 0, 2);
    }

    /**
     * Get all the popup options with default fallbacks if values are missing.
     *
     * This function retrieves the popup settings and returns default values 
     * for any missing fields based on the current language (en or he).
     *
     * @since 1.0.0
     *
     * @return array The popup options, with default values where necessary.
     */
    public static function accessible_docs_get_popup_options() {
        $accessible_docs_option_name = Group107_AccessibleDocs_i18n::accessible_docs_get_popup_options_name();
        $accessible_docs_options = get_option($accessible_docs_option_name);
        
        // If options doesn't exist reinitialize as empty array/
        if(!$accessible_docs_options){
            $accessible_docs_options = [];  
        }

        // Get the current locale
        $locale = self::accessible_docs_get_locale();

        // Check if any option is empty and return the default value
        $fields = [
            'accessible_docs_popup_title',
            'accessible_docs_popup_text',
            'accessible_docs_email_placeholder',
            'accessible_docs_submit_button_text',
            'accessible_docs_processing_title',
            'accessible_docs_processing_text',
            'accessible_docs_completed_title',
            'accessible_docs_completed_text',
            'accessible_docs_download_non_accessible_link_text'
        ];

        // Iterate through each field and check if it's empty
        foreach ($fields as $field) {
            if (empty($accessible_docs_options[$field])) {
                // If empty, set the default value for this field
                $accessible_docs_options[$field] = self::accessible_docs_get_default_value($field, $locale);
            }
        }

        return $accessible_docs_options;
    }
}