<?php

namespace DiviPixel;

class DIPI_Admin
{

    public $settings;
    public $customizer;
    public static $instance = null;

    public function __construct()
    {
        require_once plugin_dir_path(dirname(__FILE__)) . 'admin/settings-api.php';
        require_once plugin_dir_path(dirname(__FILE__)) . 'admin/settings-base.php';
        require_once plugin_dir_path(dirname(__FILE__)) . 'admin/settings.php';

        require_once plugin_dir_path(__FILE__) . 'customizer/customizer-api.php';
        require_once plugin_dir_path(__FILE__) . 'customizer/customizer-base.php';
        require_once plugin_dir_path(__FILE__) . 'customizer/customizer.php';

        require_once plugin_dir_path(__FILE__) . 'metabox/metabox.php';
        require_once plugin_dir_path(__FILE__) . 'metabox/init.php';

        $this->settings = DIPI_Settings_API::instance();
        $this->customizer = DIPI_Customizer_API::instance();

        do_action("DIPI_Admin/construct");

        add_action('init', [$this, 'init']);
        add_action('admin_enqueue_scripts', [$this, 'admin_enqueue_scripts']);

        //Custom map marker
        add_action("update_option_dipi_custom_map_marker", [$this, "update_option_dipi_custom_marker"], 10, 2);
        add_action("update_option_dipi_upload_custom_marker", [$this, "update_option_dipi_custom_marker"], 10, 2);
        add_action("update_option_dipi_custom_map_marker_anchor", [$this, "update_option_dipi_custom_marker"], 10, 2);
        add_action('upgrader_process_complete', [$this, 'update_theme_dipi_custom_marker'], 10, 2 );

        add_filter('upload_mimes', [$this, 'upload_mimes']);
        add_filter('image_downsize', [$this, 'image_downsize'], 10, 3);
        add_filter('register_post_type_args', [$this, 'register_post_type_args'], 10, 2);
        add_filter('register_taxonomy_args', [$this, 'register_taxonomy_args'], 10, 3);
        add_action('admin_head-edit.php', [$this, 'sync_buttons']);
        add_action('wp_ajax_dipi_google_review', [$this, 'google_review_callback']);
        add_action('wp_ajax_dipi_facebook_review', [$this, 'facebook_review_callback']);

    }

    public function google_review_callback()
    {
        
        $dipi_google_place_id = get_option('dipi_google_place_id');
        $dipi_google_api_key = get_option('dipi_google_api_key');

        $g_api = new \Dipi_Google_Review([
            'place_id' => $dipi_google_place_id, 
            'api_key' => $dipi_google_api_key
        ]);
        
        $g_api->save_reviews();

        wp_die();
    }

    public function facebook_review_callback()
    {
        
        $dipi_facebook_page_id = get_option('dipi_facebook_page_id');
        $dipi_facebook_page_access_token = get_option('dipi_facebook_page_access_token');

        $f_api = new \Dipi_Facebook_Review([
            'page_id' => $dipi_facebook_page_id,
            'access_token' => $dipi_facebook_page_access_token
        ]);

        $f_api->save_reviews();

        wp_die();
    }


    public function sync_buttons()
    {
        global $current_screen;

        $google_place_id = get_option('dipi_google_place_id');
        $google_api_key = get_option('dipi_google_api_key');
        $facebook_page_id = get_option('dipi_facebook_page_id');
        $facebook_page_access_token = get_option('dipi_facebook_page_access_token');

        if ('dipi_testimonial' != $current_screen->post_type){
            return;
        } 
        ?>
            <script type="text/javascript">
                jQuery(document).ready(function($){
                    jQuery(".wrap .page-title-action").after("<a id='dipi_facebook_button' class='page-title-action dipi-sync-button dipi-facebook-button'><?php echo esc_html__('Fetch Facebook Reviews', 'dipi-divi-pixel'); ?></a>");
                });
            </script>
            <script type="text/javascript">
                jQuery(document).ready(function($){
                    jQuery(".wrap .dipi-sync-button").after("<a id='dipi_google_button' class='page-title-action dipi-sync-button dipi-google-button'><?php echo esc_html__('Fetch Google Reviews', 'dipi-divi-pixel'); ?></a>");
                });
            </script>
        <?php
            if(empty($google_place_id) && empty($google_api_key)) :
        ?>
            <style type="text/css">
                #dipi_google_button {
                    display: none;
                }
            </style>
        <?php
            endif;
        ?>

        <?php
            if(empty($facebook_page_id) && empty($facebook_page_access_token)) :
        ?>
            <style type="text/css">
                #dipi_facebook_button {
                    display: none;
                }
            </style>
        <?php
            endif;
        ?>

        <?php
            if(empty($google_place_id) && empty($google_api_key) && empty($facebook_page_id) && empty($facebook_page_access_token)) :
        ?>
            <script type="text/javascript">
                jQuery(document).ready(function($){
                    jQuery(".wp-header-end").after("<div id='message' class='notice dipi-notice'><p>To fetch reviews from Facebook and Google Page, please enter the Facebook and Google APP detail in <a href='<?php echo admin_url('admin.php?page=divi_pixel_options', ''); ?>'>Divi Pixel Plugin Settings</a></p></div>");
                });
            </script>
        <?php
            endif;
        ?>
            <style type="text/css">

                .wrap .dipi-notice {
                    margin-top: 20px;
                    border: 0px;
                    border-left: 4px solid #00a0d2;
                }
                .dipi-sync-button {
                    background: #ff4200 !important; border-color: #ff4200 !important; color: #fff !important;
                    transition: all .3s ease-in-out !important;
                    border-radius: 3px !important;
                }

                .dipi-sync-button:hover {
                    background:#FFF !important; border-color: #ff4200 !important; color: #ff4200 !important;
                    transition: all .3s ease-in-out !important;
                }

                .dipi-sync-disabled,
                .dipi-sync-disabled:hover {
                    cursor: not-allowed;
                    opacity: 0.5;
                    text-decoration: none;
                }
            </style>
        <?php
    }

    public static function instance()
    {
        if (is_null(self::$instance)) {
            self::$instance = new self();
        }

        return self::$instance;
    }

    public function admin_enqueue_scripts(){
        wp_enqueue_style("dipi_admin_css", plugin_dir_url(__FILE__) . 'css/admin-styles.css', [], "1.0.0", 'all');
        wp_enqueue_script("dipi_admin_js", plugin_dir_url(__FILE__) . 'js/admin.js', ["jquery"], "1.0.0", false);
        
        wp_localize_script('dipi_admin_js', 'dipi_google_vars', [
            'ajaxurl' => admin_url('admin-ajax.php'),
            'dipi_google_nonce' => wp_create_nonce("dipi_google_nonce")
        ]);

        wp_localize_script('dipi_admin_js', 'dipi_facebook_vars', [
            'ajaxurl' => admin_url('admin-ajax.php'),
            'dipi_facebook_nonce' => wp_create_nonce("dipi_facebook_nonce")
        ]);

    }

    public function init()
    {
        $this->unregister_project_post_type();
    }

    public function register_post_type_args($args, $post_type)
    {
        $args = $this->rename_project_post_type($args, $post_type);
        return $args;
    }

    public function register_taxonomy_args($args, $taxonomy, $object_type)
    {
        $args = $this->rename_taxonomy_type($args, $taxonomy, $object_type);
        return $args;
    }

    public function enqueue_scripts()
    { }

    public function image_downsize($out, $id)
    {
        $image_url  = wp_get_attachment_url($id);
        $file_ext   = pathinfo($image_url, PATHINFO_EXTENSION);

        if (!is_admin() || 'svg' !== $file_ext) {
            return false;
        }

        return array($image_url, null, null, false);
    }

    public function upload_mimes($mimes)
    {
        return $this->allow_svg_types($mimes);
    }

    public function allow_svg_types($mimes)
    {

        if ('on' !== get_option('dipi_svg_upload')) {
            return $mimes;
        }

        $mimes['svg'] = 'image/svg+xml';
        return $mimes;
    }

    public function unregister_project_post_type()
    {

        if ('on' !== get_option('dipi_hide_projects')) {
            return;
        }

        unregister_post_type('project');
    }

    public function rename_project_post_type($args, $post_type)
    {

        if ('on' !== get_option('dipi_rename_projects')) {
            return $args;
        }


            $dipi_rename_projects_singular = get_option('dipi_rename_projects_singular');
            $dipi_rename_projects_plural = get_option('dipi_rename_projects_plural');

            $new_singular_name = (!empty($dipi_rename_projects_singular)) ? $dipi_rename_projects_singular : 'Project';
            $new_plural_name = (!empty($dipi_rename_projects_plural)) ? $dipi_rename_projects_plural : 'Projects';

            $new_slug = preg_replace('/[^A-Za-z0-9-]+/', '-', strtolower(get_option('dipi_rename_projects_slug')));

        if ('project' == $post_type) {
            $args['labels']['name'] = $new_plural_name;
            $args['labels']['singular_name'] = $new_singular_name;
            $args['labels']['menu_name'] = $new_plural_name;
            $args['labels']['name_admin_bar'] = $new_singular_name;
            $args['labels']['add_new_item'] = 'Add New ' . $new_singular_name;
            $args['labels']['edit_item'] = 'Edit ' . $new_singular_name;
            $args['labels']['view_item'] = 'View ' . $new_singular_name;
            $args['labels']['search_items'] = 'Search ' . $new_plural_name;
            $args['labels']['all_items'] = 'All ' . $new_plural_name;
            $args['rewrite']['slug'] = $new_slug;
            flush_rewrite_rules();
        }

        return $args;
    }

    public function rename_taxonomy_type($args, $taxonomy, $object_type)
    {

        if ('on' !== get_option('dipi_rename_projects')) {
            return $args;
        }

        $dipi_rename_projects_singular = get_option('dipi_rename_projects_singular');
        $dipi_rename_projects_plural = get_option('dipi_rename_projects_plural');
        
        $new_singular_name = (!empty($dipi_rename_projects_singular)) ? $dipi_rename_projects_singular : 'Project';
        $new_plural_name = (!empty($dipi_rename_projects_plural)) ? $dipi_rename_projects_plural : 'Projects';

        if ('project_category' == $taxonomy) {
            $args['labels']['name'] = $new_plural_name . ' Categories';
            $args['labels']['singular_name'] = $new_singular_name . ' Category';
        }

        if ('project_tag' == $taxonomy) {
            $args['labels']['name'] = $new_plural_name . ' Tags';
            $args['labels']['singular_name'] = $new_singular_name . ' Tag';
        }

        return $args;
    }

    private function load_wp_filesystem(){
        include_once ABSPATH . 'wp-admin/includes/file.php';
        if(!function_exists( 'WP_Filesystem' )) {
            error_log("WP_Filesystem Filesystem does not exist. Aborting.");
            return;
        }
        WP_filesystem();
    }

    public function update_option_dipi_custom_marker(){
        if ('on' === get_option('dipi_custom_map_marker')){
            $this->setup_custom_map_marker();
        } else {
            $this->restore_default_map_marker();
        }         
    }

    public function update_theme_dipi_custom_marker($upgrader_object, $options){
        if ($options['action'] == 'update' && $options['type'] == 'theme' && 'on' === get_option('dipi_custom_map_marker')){
            $this->setup_custom_map_marker();
        }       
    }

    private function setup_custom_map_marker(){    
        $image_url = get_option('dipi_upload_custom_marker');

        if(!isset($image_url) || '' === $image_url){
            error_log("No image url. Not setting up map marker");
            return;
        }

        $this->copy_map_marker($image_url);
        $image_size = getimagesize($image_url);

        if(!$image_size || !is_array($image_size)){
            error_log("Marker has no size. Aborting. Url was " . $image_url);
            error_log(print_r($image_size, true));
            return;
        }

        $width = $image_size[0];
        $height = $image_size[1];

        $anchor = get_option('dipi_custom_map_marker_anchor', 'bottom_center');

        switch($anchor){
            case 'top_left':
                $anchorX = 0;
                $anchorY = 0;
                $anchorPointX = intval($width / 2);
                $anchorPointY = 0;
                break;
            case 'top_center':
                $anchorX = intval($width / 2);
                $anchorY = 0;
                $anchorPointX = 0;
                $anchorPointY = 0;
                break;
            case 'top_right':
                $anchorX = $width;
                $anchorY = 0;
                $anchorPointX = -intval($width / 2);
                $anchorPointY = 0;
                break;
            case 'center_left':
                $anchorX = 0;
                $anchorY = intval($height / 2);
                $anchorPointX = intval($width / 2);
                $anchorPointY = -intval($height / 2);
                break;
            case 'center_center':
                $anchorX = intval($width / 2);
                $anchorY = intval($height / 2);
                $anchorPointX = 0;
                $anchorPointY = -intval($height / 2);
                break;
            case 'center_right':
                $anchorX = $width;
                $anchorY = intval($height / 2);
                $anchorPointX = -intval($width / 2);
                $anchorPointY = -intval($height / 2);
                break;
            case 'bottom_left':
                $anchorX = 0;
                $anchorY = $height;
                $anchorPointX = intval($width / 2);
                $anchorPointY = -$height;
                break;
            case 'bottom_center':
                $anchorX = intval($width / 2);
                $anchorY = $height;
                $anchorPointX = 0;
                $anchorPointY = -$height;
                break;
            case 'bottom_right':
                $anchorX = $width;
                $anchorY = $height;
                $anchorPointX = -intval($width / 2);
                $anchorPointY = -$height;
                break;
            default:
                $anchorX = 0;
                $anchorY = 0;
                $anchorPointX = 0;
                $anchorPointY = 0;
        }

        $this->adjust_marker_size_and_anchor_in_files(
            $width, 
            $height, 
            $anchorX, 
            $anchorY, 
            $anchorPointX, 
            $anchorPointY
        );
    }

    private function restore_default_map_marker(){
        $image_url = plugin_dir_path(__FILE__) . 'assets/marker.png';
        $this->copy_map_marker($image_url);

        $width = 46;
        $height = 43;
        $anchorX = 16;
        $anchorY = 43;
        $anchorPointX = 0;
        $anchorPointY = -45;

        $this->adjust_marker_size_and_anchor_in_files(
            $width, 
            $height, 
            $anchorX, 
            $anchorY, 
            $anchorPointX, 
            $anchorPointY
        );
    }

    private function copy_map_marker($image_url){
        $destination = get_template_directory() . '/includes/builder/images/marker.png';
        $this->load_wp_filesystem();
        global $wp_filesystem;
        if(!$wp_filesystem->exists($destination) || !$image_url){
            error_log("Map Marker not found. Can't replace marker with custom marker.");
            return;
        }
        $wp_filesystem->delete($destination);
        $wp_filesystem->copy($image_url, $destination);
    }
    

    private function adjust_marker_size_and_anchor_in_files($width, $height, $anchorX, $anchorY, $anchorPointX, $anchorPointY){
        $this->adjust_marker_size_and_anchor(
            get_template_directory() . '/js/custom.min.js', 
            $width, 
            $height, 
            $anchorX, 
            $anchorY, 
            $anchorPointX, 
            $anchorPointY
        );

        $this->adjust_marker_size_and_anchor(
            get_template_directory() . '/includes/builder/scripts/builder.js', 
            $width, 
            $height, 
            $anchorX, 
            $anchorY, 
            $anchorPointX, 
            $anchorPointY
        );

        $this->adjust_marker_size_and_anchor(
            get_template_directory() . '/includes/builder/scripts/frontend-builder-scripts.js', 
            $width, 
            $height, 
            $anchorX, 
            $anchorY, 
            $anchorPointX, 
            $anchorPointY
        );
    }

    private function adjust_marker_size_and_anchor($file_url, $width, $height, $anchorX, $anchorY, $anchorPointX, $anchorPointY){
        $this->load_wp_filesystem();
        global $wp_filesystem;

        //Change the content of customizer.min.js with regex
        $file = $wp_filesystem->get_contents($file_url);

        if(!$file){
            error_log("Failed to read file " . $file_url);
            return;
        }

        $file = preg_replace(
            '/anchor:\s*new google\.maps\.Point\(\s*?-?\d*\s*,\s*-?\d*\s*\)/i', 
            'anchor:new google.maps.Point(' . $anchorX . ',' . $anchorY . ')',  
            $file
        );

        $file = preg_replace(
            '/size:\s*new google\.maps\.Size\(\s*-?\d*\s*,\s*-?\d*\s*\)/i', 
            'size:new google.maps.Size(' . $width . ',' . $height . ')',  
            $file
        );
        
        $file = preg_replace(
            '/shape:\s*\{\s*coord:\s*\[\s*1\s*,\s*1\s*,\s*-?\d*\s*,\s*-?\d*\s*\],\s*type:\s*["\']rect["\']\s*\}/i', 
            'shape:{coord:[1,1,' . $width . ',' . $height . '],type:"rect"}',  
            $file
        );

        $file = preg_replace(
            '/anchorPoint:\s*new google\.maps\.Point\(\s*-?\d*\s*,\s*-?\d*\s*\)/i', 
            'anchorPoint:new google.maps.Point(' . $anchorPointX . ',' . $anchorPointY . ')',  
            $file
        );

        if(!$wp_filesystem->put_contents($file_url, $file, FS_CHMOD_FILE)){
            error_log("Failed to write to file " . $file_url);
        }
    }


}