<?php

namespace forge12\contactform7\CF7DoubleOptIn {
    if (!defined('ABSPATH')) {
        exit;
    }

    /**
     * Class AvadaFormOptions
     * Add the OptIn Options to the Avada Form
     *
     * @package forge12\contactform7\CF7OptIn
     */
    class AvadaFormOptions
    {
        /**
         * Admin constructor.
         */
        public function __construct()
        {
            add_action('admin_init', array($this, 'addHooks'));
            add_action('admin_enqueue_scripts', array($this, 'addStyles'));
            add_action('save_post', array($this, 'save'), 20, 1);
            add_filter('awb_po_get_value', array($this, 'get_value'), 10, 2);
        }

        public function get_value($ret, $field_id)
        {
            global $post;

            if(!$post || !isset($post->ID)){
                return $ret;
            }

            $metadata = CF7DoubleOptIn::getInstance()->getParameter($post->ID);

            foreach ($metadata as $key => $value) {
                $metadata['doubleoptin[' . $key . ']'] = $value;
            }

            if (isset($metadata[$field_id])) {
                $ret = $metadata[$field_id];
            }
            return $ret;
        }

        /**
         * Add the styles for the form
         */
        public function addStyles($hook)
        {
            wp_enqueue_style('f12-avada-doubleoptin-admin-avada', plugins_url('assets/admin-avada-style.css', __FILE__));

            wp_enqueue_script('f12-avada-doubleoptin-templateloader', plugins_url('assets/f12-avada-templateloader.js', __FILE__), array('jquery'));
            wp_localize_script('f12-avada-doubleoptin-templateloader', 'templateloader', array(
                'ajax_url' => admin_url('admin-ajax.php'),
                'nonce' => wp_create_nonce('f12_doi_templateloader'),
                'label_placeholder' => __('Please wait while we load the template...', 'double-opt-in')
            ));
        }

        /**
         * Add the hooks responsible to handle wordpress functions
         */
        public function addHooks()
        {
            add_filter('avada_metabox_tabs', array($this, 'addPanel'), 10, 2);
            add_filter('f12_cf7_doubleoptin_avada_form_panel', array($this, 'render'), 10, 1);
            add_action('wpcf7_save_contact_form', array($this, 'save'), 10, 3);
        }

        /**
         * Add a custom panel to the contact form 7 options
         */
        public function addPanel(array $panels, $post_type)
        {
            global $post;

            if($post && $post->post_type == 'fusion_form') {
                if ($post_type == 'default') {
                    $panels['tabs_names']['f12cf7doubleoptin'] = __('Double-Opt-in', 'double-opt-in');
                    $panels['requested_tabs'][] = 'f12cf7doubleoptin';
                }
            }
            return $panels;
        }

        /**
         * On Contact Form save store the information in the database
         *
         * @param \WPCF7_ContactForm $contact_form
         * @param $args
         * @param $context
         */
        public function save($postID)
        {
            if(!class_exists('\Fusion_Data_PostMeta')){
                return;
            }

            if (!isset($_POST[\Fusion_Data_PostMeta::ROOT]) || !isset($_POST[\Fusion_Data_PostMeta::ROOT]['doubleoptin'])) { // phpcs:ignore WordPress.Security.NonceVerification
                return;
            }

            $parameter = CF7DoubleOptIn::getInstance()->sanitize_array($_POST[\Fusion_Data_PostMeta::ROOT]['doubleoptin']);
            $parameter = array_merge($parameter, CF7DoubleOptIn::getInstance()->sanitize_array($_POST[\Fusion_Data_PostMeta::ROOT]['_doubleoptin']));

            // load the default parameter
            $metadata = CF7DoubleOptIn::getInstance()->getParameter($postID);

            // validated all parameter defined in the default parameter options and  sanitize them.
            foreach ($metadata as $key => $value) {
                if (isset($parameter[$key])) {
                    if ($key == 'body') {
                        $metadata[$key] = $parameter[$key];
                    } else if ($key == 'sender') {
                        $metadata[$key] = $parameter[$key];
                    } else if ($key == 'page' || $key == 'enable') {
                        $metadata[$key] = (int)$parameter[$key];
                    } else {
                        $metadata[$key] = sanitize_text_field($parameter[$key]);
                    }
                } else if ($key == 'enable') {
                    $metadata[$key] = 0;
                }
            }

            $metadata = apply_filters('f12_cf7_doubleoptin_save_form', $metadata);

            update_post_meta($postID, 'f12-cf7-doubleoptin', $metadata);
        }

        /**
         * @return array
         */
        private function getPages()
        {
            $value = array();
            $pages = get_pages();
            foreach ($pages as $page) {
                $value[$page->ID] = $page->post_title;
            }
            return $value;
        }

        /**
         * @return array
         */
        private function getCategories()
        {
            $atts = array(
                'perPage' => -1,
                'orderBy' => 'name',
                'order' => 'ASC'
            );

            $listOfCategories = Category::get_list($atts, $numberOfPages);

            $value = array(
                0 => '---'
            );

            foreach ($listOfCategories as $Category /** @var Category $Category */) {
                $value[$Category->get_id()] = $Category->get_name();
            }
            return $value;
        }

        /**
         * Show the backend double opt in options
         *
         * @param array $tab_data
         * @return array
         */
        public function render($tab_data)
        {
            global $post;
            $metadata = CF7DoubleOptIn::getInstance()->getParameter($post->ID);

            $checked = '';
            if($metadata['enable'] == 1){
                $checked = 'checked="checked"';
            }

            $TemplateList = new HTMLSelect('_fusion[doubleoptin][template]', array(
                'blank' => 'blank',
                'newsletter_en' => 'newsletter_en',
                'newsletter_en_2' => 'newsletter_en_2',
                'newsletter_en_3' => 'newsletter_en_3'
            ), array(
                'class' => array('f12-cf7-templateloader'),
                'style' => array('display:none;')
            ));
            $TemplateList->setOptionSelectedByKey($metadata['template']);


            $tab_data['f12cf7doubleoptin']['fields'] = [
                [
                    'id' => 'doubleoptin[enable]',
                    'label' => __('Enable', 'double-opt-in'),
                    'value' => [1 => __('Enable', 'double-opt-in')],
                    'description' => __('Enable this checkox to activate the Double-Opt-In Mail for this formular.', 'double-opt-in').'</p></div><div class="pyre_field"><p><input type="checkbox" id="pyre_doubleoptin[enable]" name="_fusion[doubleoptin][enable]" value="1" '.$checked.'>',
                    'default' => 0,
                    'dependency' => '',
                    'type' => 'custom'
                ],
                [
                    'id' => 'doubleoptin[category]',
                    'label' => __('Category', 'double-opt-in'),
                    'choices' => $this->getCategories(),
                    'description' => __('Select the category for the Opt-In.', 'double-opt-in'),
                    'default' => 0,
                    'dependency' => '',
                    'type' => 'select'
                ],
                [
                    'id' => 'doubleoptin[page]',
                    'label' => __('Confirmation Page', 'double-opt-in'),
                    'choices' => $this->getPages(),
                    'description' => __('Select the page that should be displayed after the user clicks on the confirmation link', 'double-opt-in'),
                    'default' => 0,
                    'dependency' => '',
                    'type' => 'select'
                ],
                [
                    'id' => 'doubleoptin[recipient]',
                    'label' => __('To', 'double-opt-in'),
                    'description' => __('This field defines who will receive the Double-Opt-In mail. Use the "Field Name" defined for the User E-Mail.', 'double-opt-in'),
                    'default' => '',
                    'dependency' => '',
                    'type' => 'text'
                ],
                [
                    'id' => 'doubleoptin[sender]',
                    'label' => __('From', 'double-opt-in'),
                    'choices' => $metadata['sender'],
                    'description' => __('This field defines who will sent the mail. You can either enter the e-Mail (e.g.: your-email@yourdomain.de) or use a placeholder (e.g.: [_site_admin_email]).', 'double-opt-in'),
                    'default' => '',
                    'dependency' => '',
                    'type' => 'text'
                ],
                [
                    'id' => 'doubleoptin[subject]',
                    'label' => __('Subject', 'double-opt-in'),
                    'choices' => $metadata['subject'],
                    'description' => __('Enter a custom subject for the Double-Opt-In mail (e.g.: Please confirm your registration).', 'double-opt-in'),
                    'default' => '',
                    'dependency' => '',
                    'type' => 'text'
                ],
                [
                    'id' => 'doubleoptin[template]',
                    'label' => __('Template', 'double-opt-in'),
                    'description' => __('Pick the Template for your double opt in Mail.', 'double-opt-in').'</p></div><div class="pyre_field"><p>'.$TemplateList->get(),
                    'default' => 0,
                    'dependency' => '',
                    'type' => 'custom'
                ],
                /*[
                    'id' => 'doubleoptin[template]',
                    'label' => __('Template', 'double-opt-in'),
                    'choices' => [
                        'blank' => 'Custom',
                        'newsletter_en' => 'Newsletter 1',
                        'newsletter_en_2' => 'Newsletter 2',
                        'newsletter_en_3' => 'Newsletter 3'
                    ],
                    'description' => __('Pick the Template for your double opt in Mail.', 'double-opt-in'),
                    'default' => 'blank',
                    'dependency' => '',
                    'type' => 'select'
                ],*/
                [
                    'id' => 'doubleoptin[body]',
                    'label' => __('Message body', 'double-opt-in'),
                    'choices' => $metadata['body'],
                    'description' => __('Enter the Message you want to sent to your customer. Do not forget to add the Double-Opt-In tag ([doubleoptinlink]) e.g.: <pre><code>&lt;a href="[doubleoptinlink]"&gt;Confirm the registration&lt;/a&gt;</code></pre>', 'double-opt-in'),
                    'default' => '',
                    'dependency' => '',
                    'type' => 'textarea'
                ],
            ];

            return $tab_data;
        }
    }
}

/**
 * Extra Function to use the Avada From Options
 */

namespace {
    function avada_page_options_tab_f12cf7doubleoptin()
    {
        return apply_filters('f12_cf7_doubleoptin_avada_form_panel', []);
    }
}