<?php
namespace NTA_WhatsApp;

use NTA_WhatsApp\Fields;

defined('ABSPATH') || exit;
class Upgrade
{
    protected static $instance = null;

    public static function getInstance()
    {
        if (null == self::$instance) {
            self::$instance = new self;
            self::$instance->doHooks();
        }
        return self::$instance;
    }

    public function __construct()
    {
    }

    public function doHooks(){
        add_action('admin_init', [$this, 'init']);
    }

    public function init(){
        $restored = get_option('nta_wa_restored', false);
        $restoredBackground = get_option('nta_wa_background_restored', false);

        if ($restored === false || $restored == 0) {
            $old_posts = get_posts(array(
                'post_type' => 'whatsapp-accounts',
                'post_status' => 'any',
                'numberposts' => -1,
                'fields' => 'ids'
            ));
            if (count($old_posts) > 0) {
                $this->runBackground($restoredBackground);
                if ($restoredBackground == 1) {
                    add_action('admin_notices', array($this, 'renderNotice'));
                    add_action('wp_ajax_njt_wa_restore', array($this, 'runRestore'));
                }
            } else {
                update_option("nta_wa_restored", 1);
            }
        }
    }

    public function runBackground($restoredBackground){
        if ($restoredBackground === false || $restoredBackground == 0) {
            try {
                update_option("nta_wa_background_restored", 1);
                $this->restoreMeta();
                $this->restoreOption();
                update_option('nta_wa_restored', 1);
            } catch (Exception $e) {
                update_option("nta_wa_background_restored", 1);
            }
        }
    }

    public function runRestore(){
        check_ajax_referer('nta_wa_restore_nonce', 'nonce', true);
        try {
            $this->restoreMeta(true);
            $this->restoreOption();
            update_option('nta_wa_restored', 1);
        } catch (Exception $e) {
            wp_send_json_error(array(
                'message' => __('Please contact us! we can\'t restore your accounts!', 'ninjateam-whatsapp'),
                'content' => $e->getMessage(),
            ));
        }

        wp_send_json_success(array('message' => __('Restored Successfully!', 'ninjateam-whatsapp')));
    }

    public function renderNotice(){
        ?>
            <div class="notice notice-error is-dismissible" id="njt-wa-restore-wrapper">
                <div style="font-size: 1.3em; font-weight: 600; margin-top: 1em;">
                    <?php _e('WhatsApp database update required', 'ninjateam-whatsapp')?>
                </div>
                <p>
                    <span><?php _e('WhatsApp has been updated! To use the latest version, you have to update your database to make your WhatsApp accounts work correctly.', 'ninjateam-whatsapp')?></span>
                    <div>
                        <button class="button button-primary" id="nta-wa-restore">
                            <strong><?php _e('Update WhatsApp Database', 'ninjateam-whatsapp')?></strong>
                        </button>
                    </div>
                </p>
            </div>
            <script>
            jQuery(document).ready(function() {
                jQuery('#nta-wa-restore').click(function() {
                    jQuery(this).addClass("nta-updating-message")
                    jQuery.ajax({
                        url: ajaxurl,
                        type: 'POST',
                        dataType: 'json',
                        data: {
                            'action': 'njt_wa_restore',
                            'nonce': '<?php echo wp_create_nonce('nta_wa_restore_nonce') ?>'
                        }
                    }).done(function(result) {
                        if (result.success) {
                            jQuery('#nta-wa-restore').removeClass("nta-updating-message")
                            jQuery('#nta-wa-restore').hide()
                            jQuery('#njt-wa-restore-wrapper span').html(result.data.message)
                        } else {
                            alert(result.data.message)
                            console.log("Error", result.data.content)
                        }
                    });
                })
            });
            </script>
            <style>
            .nta-updating-message::before {
                vertical-align: bottom;
                animation: rotation 2s infinite linear;
                color: #f56e28;
                content: "\f463";
                display: inline-block;
                font: normal 20px/1 dashicons;
                -webkit-font-smoothing: antialiased;
                -moz-osx-font-smoothing: grayscale;
                vertical-align: middle;
                margin-bottom: 3px;
            }
            </style>
        <?php
    }

    public function daysOfWeekWorkingParse($old_meta)
    {
        $results = array();
        $daysOfWeek = ['sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday'];

        foreach ($daysOfWeek as $dayKey) {
            $timeString = explode("-", $old_meta["nta_{$dayKey}_working"]);
            $results[$dayKey] = [
                'isWorkingOnDay' => $old_meta["nta_{$dayKey}"] == 'checked' ? 'ON' : 'OFF',
                'workHours' => [
                    [
                        'startTime' => $timeString[0],
                        'endTime' => $timeString[1],
                    ],
                ]
            ];
        }
        return $results;
    }

    public function cleanOldRestored($old_posts){
        foreach ($old_posts as $old_post) {
            delete_post_meta($old_post->ID, 'nta_wa_account_info');
            delete_post_meta($old_post->ID, 'nta_wa_button_styles');
            delete_post_meta($old_post->ID, 'nta_wa_widget_show');
            delete_post_meta($old_post->ID, 'nta_wa_widget_position');
            delete_post_meta($old_post->ID, 'nta_wa_wc_show');
            delete_post_meta($old_post->ID, 'nta_wa_wc_position');
        }
            
        delete_option('nta_wa_widget_styles');
        delete_option('nta_wa_widget_display');
        delete_option('nta_wa_woocommerce');
        delete_option('nta_wa_analytics');
    }

    public function restoreMeta($cleanBefore = false)
    {
        $old_posts = get_posts(array(
            'post_type' => 'whatsapp-accounts',
            'post_status' => 'any',
            'numberposts' => -1,
            'meta_query' => array(
                array(
                    'key' => 'nta_whatsapp_accounts',
                    'value' => NULL,
                    'compare' => '!=',
                )
            )
        ));

        if ( $cleanBefore === true ) {
            $this->cleanOldRestored($old_posts);
        }

        if (count($old_posts) > 0) {
            foreach ($old_posts as $old_post) {
                $old_meta_info = get_post_meta($old_post->ID, 'nta_whatsapp_accounts', true);
                if ($old_meta_info !== false) {
                    $new_meta_info = array(
                        'accountName' => $old_post->post_title,
                        'title' => $old_meta_info['nta_title'],
                        'number' => $old_meta_info['nta_group_number'],
                        'willBeBackText' => $old_meta_info['nta_offline_text'],
                        'dayOffsText' => $old_meta_info['nta_over_time'],
                        'predefinedText' => $old_meta_info['nta_predefined_text'],
                        'isAlwaysAvailable' => (isset($old_meta_info['nta_button_available']) && $old_meta_info['nta_button_available'] == 'ON') ? 'ON' : 'OFF',
                        'daysOfWeekWorking' => $this->daysOfWeekWorkingParse($old_meta_info),
                    );
                    
                    $widget_show = $old_meta_info['nta_active'] == 'active' ? 'ON' : 'OFF';
                    $wc_show = $old_meta_info['wo_active'] == 'active' ? 'ON' : 'OFF';
 
                    $widget_position = $old_meta_info['position'];
                    $wc_position = $old_meta_info['wo_position'];
                }

                $old_button_styles = get_post_meta($old_post->ID, 'nta_wabutton_style', true);

                if ($old_button_styles === false) {
                    $new_meta_styles = array(
                        'type' => "round",
                        'backgroundColor' => "#2DB742",
                        'textColor' => "#fff",
                        'label' => __("Need Help? Chat with us", "ninjateam-whatsapp"),
                        'width' => 300,
                        'height' => 64,
                    );
                } else {
                    $new_meta_styles = array(
                        'type' => empty($old_button_styles['button_style']) ? "round" : $old_button_styles['button_style'],
                        'backgroundColor' => empty($old_button_styles['button_back_color']) ? "#2DB742" : $old_button_styles['button_back_color'],
                        'textColor' => empty($old_button_styles['button_text_color']) ? "#fff" : $old_button_styles['button_text_color'],
                        'label' => empty($old_button_styles['button-text']) ? 'Need Help? Chat with us' : $old_button_styles['button-text'],
                        'width' => 300,
                        'height' => 64,
                    );
                }
                
                update_post_meta($old_post->ID, 'nta_wa_account_info', $new_meta_info);
                update_post_meta($old_post->ID, 'nta_wa_button_styles', $new_meta_styles);
                update_post_meta($old_post->ID, 'nta_wa_widget_show', $widget_show);
                update_post_meta($old_post->ID, 'nta_wa_widget_position', $widget_position);
                update_post_meta($old_post->ID, 'nta_wa_wc_show', $wc_show);
                update_post_meta($old_post->ID, 'nta_wa_wc_position', $wc_position);
            }
        }
    }

    public static function restoreOption(){
        $old_option = get_option('nta_whatsapp_setting', false);
        if ($old_option !== false) {
            $new_option_styles = array(
                'title' => $old_option['widget_name'],
                'responseText' => $old_option['widget_responseText'],
                'description' => $old_option['widget_description'],
                'backgroundColor' => $old_option['back_color'],
                'textColor' => $old_option['text_color'],
                'scrollHeight' => 500,
                'isShowScroll' => 'OFF',
                'isShowResponseText' => 'ON',

                'btnLabel' => $old_option['widget_label'],
                'btnLabelWidth' => 156,
                'btnPosition' => $old_option['widget_position'],
                'btnLeftDistance' => 30,
                'btnRightDistance' => 30,
                'btnBottomDistance' => 30,
                'isShowBtnLabel' => 'ON',

                'isShowGDPR' => (isset($old_option['show_gdpr']) && $old_option['show_gdpr'] == 'ON') ? 'ON' : 'OFF',
                'gdprContent' => $old_option['widget_gdpr'],
            );

            $new_option_display = array(
                'displayCondition' => $old_option['display-pages'] == 'show' ? 'includePages' : 'excludePages',
                'includePages' => !empty($old_option['nta-wa-show-pages']) ? $old_option['nta-wa-show-pages'] : [],
                'excludePages' => !empty($old_option['nta-wa-hide-pages']) ? $old_option['nta-wa-hide-pages'] : [],
                'showOnDesktop' => (isset($old_option['show_on_desktop']) && $old_option['show_on_desktop'] == 'ON') ? 'ON' : 'OFF',
                'showOnMobile' => (isset($old_option['show_on_mobile']) && $old_option['show_on_mobile'] == 'ON') ? 'ON' : 'OFF',
                'time_symbols' => 'h:m'
            );

            
        } else {
            $new_option_styles = Fields::getWidgetStyles();
            $new_option_display = Fields::getWidgetDisplay();
        }

        update_option('nta_wa_widget_styles', $new_option_styles);
        update_option('nta_wa_widget_display', $new_option_display);

        $old_option = get_option('nta_wa_woobutton_setting', false);
        if ($old_option !== false) {
            $new_option = array(
                'position' => $old_option['nta_woo_button_position'],
                'isShow' => !empty($old_option['nta_woo_button_status']) ? 'ON' : 'OFF'
            );
        } else {
            $new_option = Fields::getWoocommerceSetting();
        }
        update_option('nta_wa_woocommerce', $new_option);

        $old_option = get_option('nta_wa_ga_setting', false);
        if ($old_option !== false) {
            $new_option = array(
                'enabledGoogle' => 'ON',
                'enabledFacebook' => 'OFF'
            );
        }
        update_option('nta_wa_analytics', $new_option);
    }
}
