<?php

namespace PXLBSAdminify\Inc\Classes;

use PXLBSAdminify\Inc\Classes\Helper;
use PXLBSAdminify\Inc\Classes\Notifications\Base\Date;
// No, Direct access Sir !!!
if ( !defined( 'ABSPATH' ) ) {
    exit;
}
/**
 * Upgrade to Pro Class
 *
 * Jewel Theme <support@jeweltheme.com>
 */
class Pro_Upgrade {
    use Date;
    public $slug;

    protected $data = array();

    /**
     * Construct method
     */
    const SYNC_HOOK = 'pxlbsadminify_sheet_promo_data_remote_sync';

    const DATA_OPTION = 'pxlbsadminify_sheet_promo_data';

    public function __construct() {
        $this->slug = Helper::slug_cleanup();
        add_action( self::SYNC_HOOK, array($this, 'sync_remote_data') );
        $this->maybe_schedule_sync();
        $this->set_data();
        add_action( 'admin_footer', array($this, 'display_popup') );
        add_action( 'wp_dashboard_setup', array($this, 'dashboard_widget') );
        add_action( 'wp_network_dashboard_setup', array($this, 'dashboard_widget') );
    }

    /**
     * Fetch campaigns only when the admin allowed Freemius opt-in on activation.
     * Required by WordPress.org guideline 7: no external calls without consent.
     */
    public static function is_opted_in() {
        $fs = jltwp_adminify();
        return $fs->is_registered() && $fs->is_tracking_allowed();
    }

    /**
     * Schedule the daily sync when opted in, tear it down (and drop stored data) otherwise.
     */
    public function maybe_schedule_sync() {
        $scheduled = wp_next_scheduled( self::SYNC_HOOK );
        if ( self::is_opted_in() ) {
            if ( !$scheduled ) {
                // First fetch now (once, right after opt-in); cron handles the daily refresh.
                wp_schedule_event( time() + DAY_IN_SECONDS, 'daily', self::SYNC_HOOK );
                $this->sync_remote_data();
            }
        } elseif ( $scheduled ) {
            wp_clear_scheduled_hook( self::SYNC_HOOK );
            delete_option( self::DATA_OPTION );
        }
    }

    /**
     * Fetch campaign from pixarlabs.com/api/plugin/update/{slug} and store it.
     */
    public function sync_remote_data() {
        if ( !self::is_opted_in() ) {
            return;
        }
        $response = wp_safe_remote_get( Helper::api_endpoint() . 'api/plugin/update/' . rawurlencode( $this->slug ), array(
            'timeout' => 10,
            'headers' => array(
                'Accept' => 'application/json',
            ),
        ) );
        // Network/server failure: keep the last known campaign.
        if ( is_wp_error( $response ) || 200 !== (int) wp_remote_retrieve_response_code( $response ) ) {
            return;
        }
        $data = json_decode( wp_remote_retrieve_body( $response ), true );
        if ( !is_array( $data ) ) {
            return;
        }
        // API answers {success:false} when no campaign exists for this slug.
        if ( empty( $data['product_slug'] ) || $this->slug !== $data['product_slug'] ) {
            delete_option( self::DATA_OPTION );
            return;
        }
        update_option( self::DATA_OPTION, self::sanitize_remote_data( $data ), false );
    }

    /**
     * Whitelist + sanitize remote fields (trust boundary).
     *
     * @param array $data Raw API response.
     */
    public static function sanitize_remote_data( $data ) {
        $data = wp_parse_args( $data, array_fill_keys( array(
            'image_url',
            'start_date',
            'end_date',
            'button_text',
            'button_url',
            'btn_color',
            'notice',
            'show_for_premium',
            'is_live'
        ), '' ) );
        $clean = array(
            'product_slug'     => sanitize_key( $data['product_slug'] ),
            'image_url'        => esc_url_raw( $data['image_url'] ),
            'start_date'       => self::normalize_date( $data['start_date'] ),
            'end_date'         => self::normalize_date( $data['end_date'] ),
            'button_text'      => sanitize_text_field( $data['button_text'] ),
            'button_url'       => esc_url_raw( $data['button_url'] ),
            'btn_color'        => self::sanitize_color( $data['btn_color'] ),
            'notice'           => wp_kses_post( $data['notice'] ),
            'show_for_premium' => wp_validate_boolean( $data['show_for_premium'] ),
            'is_live'          => wp_validate_boolean( $data['is_live'] ),
        );
        // Drop empty values so Helper::get_merged_data() defaults (color, button text/url) apply.
        return array_filter( $clean, static function ( $value ) {
            return '' !== $value;
        } );
    }

    /**
     * Backend color picker sends hex or rgb()/rgba().
     *
     * @param string $color .
     */
    public static function sanitize_color( $color ) {
        $color = trim( (string) $color );
        if ( sanitize_hex_color( $color ) ) {
            return $color;
        }
        return ( preg_match( '/^rgba?\\(\\s*\\d{1,3}\\s*,\\s*\\d{1,3}\\s*,\\s*\\d{1,3}\\s*(,\\s*(0|1|0?\\.\\d+)\\s*)?\\)$/', $color ) ? $color : '' );
    }

    /**
     * API sends "d/m/Y h:i a"; convert to 'Y-m-d H:i:s' so PHP/JS parsers agree.
     *
     * @param string $value .
     */
    public static function normalize_date( $value ) {
        $value = trim( (string) $value );
        foreach ( array('d/m/Y h:i a', 'd/m/Y H:i', 'd/m/Y') as $format ) {
            $dt = \DateTime::createFromFormat( $format, $value );
            if ( $dt instanceof \DateTime ) {
                return $dt->format( 'Y-m-d H:i:s' );
            }
        }
        return '';
    }

    /**
     * Set merged data
     *
     * @return void
     * @author Jewel Theme <support@jeweltheme.com>
     */
    public function set_data() {
        $this->data = Helper::get_merged_data( self::get_data() );
    }

    /**
     * Get stored campaign data; is_live is forced off outside start/end window.
     *
     * @author Jewel Theme <support@jeweltheme.com>
     */
    public static function get_data() {
        $data = get_option( self::DATA_OPTION );
        if ( !is_array( $data ) || empty( $data ) ) {
            return array();
        }
        $now = current_time( 'mysql' );
        if ( !empty( $data['start_date'] ) && $now < $data['start_date'] || !empty( $data['end_date'] ) && $now > $data['end_date'] ) {
            $data['is_live'] = false;
        }
        return $data;
    }

    /**
     * Premium users only see a campaign flagged "Show For Premium" in the backend.
     */
    public function is_hidden_for_user() {
        return jltwp_adminify()->can_use_premium_code() && !wp_validate_boolean( $this->get_content( 'show_for_premium' ) );
    }

    /**
     * Register promo dashboard widget while a campaign is live (hideable via Screen Options).
     */
    public function dashboard_widget() {
        if ( !current_user_can( 'manage_options' ) || !wp_validate_boolean( $this->get_content( 'is_live' ) ) || $this->is_hidden_for_user() ) {
            return;
        }
        wp_add_dashboard_widget( 'pxlbsadminify_dashboard_widget', esc_html__( 'Adminify Deals', 'adminify' ), array($this, 'dashboard_widget_render') );
    }

    /**
     * Render promo dashboard widget.
     */
    public function dashboard_widget_render() {
        ?>
		<div class="wp-adminify-dashboard-promo" style="--wp-adminify-popup-color: <?php 
        echo esc_attr( $this->get_content( 'btn_color' ) );
        ?>; text-align: center;">
			<div style="position: relative;">
			<a target="_blank" rel="noopener" href="<?php 
        echo esc_url( $this->get_content( 'button_url' ) );
        ?>">
				<img src="<?php 
        echo esc_url( $this->get_content( 'image_url' ) );
        ?>" alt="<?php 
        esc_attr_e( 'Adminify promotion', 'adminify' );
        ?>" style="width: 100%; height: auto; display: block;">
			</a>
			<?php 
        // Both sides in site-local time, so no browser timezone drift.
        $seconds_left = ( $this->get_content( 'end_date' ) ? strtotime( $this->get_content( 'end_date' ) ) - current_time( 'timestamp' ) : 0 );
        if ( $seconds_left > 0 ) {
            // Reuses the upgrade popup countdown styles (dev/scss/common/_popup.scss), overlaid on the banner bottom.
            ?>
				<div class="wp-adminify-popup-countdown wp-adminify-widget-countdown" data-seconds="<?php 
            echo esc_attr( $seconds_left );
            ?>" style="position: absolute; left: 0; right: 0; bottom: 15px; pointer-events: none;">
					<span class="wp-adminify-popup-countdown-text"><?php 
            esc_html_e( 'Deal Ends In', 'adminify' );
            ?></span>
					<div class="wp-adminify-popup-countdown-time">
						<div><span data-counter="days">00</span><span><?php 
            esc_html_e( 'Days', 'adminify' );
            ?></span></div>
						<span>:</span>
						<div><span data-counter="hours">00</span><span><?php 
            esc_html_e( 'Hours', 'adminify' );
            ?></span></div>
						<span>:</span>
						<div><span data-counter="minutes">00</span><span><?php 
            esc_html_e( 'Minutes', 'adminify' );
            ?></span></div>
						<span>:</span>
						<div><span data-counter="seconds">00</span><span><?php 
            esc_html_e( 'Seconds', 'adminify' );
            ?></span></div>
					</div>
				</div>
				<script>
					( function () {
						var el = document.querySelector( '.wp-adminify-widget-countdown' );
						var left = parseInt( el.getAttribute( 'data-seconds' ), 10 );
						function set( key, value ) {
							el.querySelector( '[data-counter="' + key + '"]' ).textContent = value;
						}
						function tick() {
							if ( left <= 0 ) {
								el.style.display = 'none';
								return clearInterval( timer );
							}
							set( 'days', Math.floor( left / 86400 ) );
							set( 'hours', Math.floor( left % 86400 / 3600 ) );
							set( 'minutes', Math.floor( left % 3600 / 60 ) );
							set( 'seconds', left % 60 );
							left--;
						}
						var timer = setInterval( tick, 1000 );
						tick();
					} )();
				</script>
			<?php 
        }
        ?>
			</div>
			<?php 
        if ( $this->get_content( 'notice' ) ) {
            ?>
				<p><?php 
            echo wp_kses_post( $this->get_content( 'notice' ) );
            ?></p>
			<?php 
        }
        ?>
			<a class="wp-adminify-popup-button" style="color: #fff !important;" target="_blank" rel="noopener" href="<?php 
        echo esc_url( $this->get_content( 'button_url' ) );
        ?>">
				<?php 
        echo esc_html( $this->get_content( 'button_text' ) );
        ?>
			</a>
		</div>
		<?php 
    }

    /**
     * Get Contents
     *
     * @param [type] $key .
     *
     * @author Jewel Theme <support@jeweltheme.com>
     */
    public function get_content( $key ) {
        if ( empty( $this->data ) ) {
            return;
        }
        return $this->data[$key];
    }

    /**
     * Display popup contents
     *
     * @author Jewel Theme <support@jeweltheme.com>
     */
    public function display_popup() {
        if ( $this->is_hidden_for_user() ) {
            return '';
        }
        if ( empty( $this->get_content( 'is_live' ) ) ) {
            $image_url = PXLBSADMINIFY_ASSETS_IMAGE . 'promo-image.png';
            $notice = 'Use "SPECIAL40" to Get Flat 40% OFF';
            $btn_url = 'https://wpadminify.com/pricing';
            $btn_text = 'GET THE DEAL';
        } else {
            $image_url = $this->get_content( 'image_url' );
            $notice = $this->get_content( 'notice' );
            $btn_url = $this->get_content( 'button_url' );
            $btn_text = $this->get_content( 'button_text' );
        }
        ?>

		<div class="wp-adminify-popup wp-adminify-upgrade-popup" id="wp-adminify-popup" data-plugin="<?php 
        echo esc_attr( $this->slug );
        ?>" tabindex="1" style="display: none;">

			<div class="wp-adminify-popup-overlay"></div>

			<div class="wp-adminify-popup-modal" style="background-image: url('<?php 
        echo esc_url( $image_url );
        ?>'); --wp-adminify-popup-color: <?php 
        echo esc_attr( $this->get_content( 'btn_color' ) );
        ?>;">

				<!-- close  -->
				<div class="wp-adminify-popup-modal-close popup-dismiss">×</div>

				<!-- content section  -->
				<div class="wp-adminify-popup-modal-footer">
					<!-- countdown  -->
					<div class="wp-adminify-popup-countdown" style="display: none;">

						<?php 
        if ( !empty( $notice ) ) {
            ?>
							<span data-counter="notice" style="color:#F4B740; font-size:14px; padding-bottom:20px; font-style:italic;"><?php 
            echo esc_html__( 'Notice:', 'adminify' );
            ?> <?php 
            echo wp_kses_post( $notice );
            ?></span>
						<?php 
        }
        ?>

						<span class="wp-adminify-popup-countdown-text"><?php 
        echo esc_html__( 'Deal Ends In', 'adminify' );
        ?></span>
						<div class="wp-adminify-popup-countdown-time">
							<div>
								<span data-counter="days">00</span>
								<span><?php 
        echo esc_html__( 'Days', 'adminify' );
        ?></span>
							</div>
							<span>:</span>
							<div>
								<span data-counter="hours">00</span>
								<span><?php 
        echo esc_html__( 'Hours', 'adminify' );
        ?></span>
							</div>
							<span>:</span>
							<div>
								<span data-counter="minutes">00</span>
								<span><?php 
        echo esc_html__( 'Minutes', 'adminify' );
        ?></span>
							</div>
							<span>:</span>
							<div>
								<span data-counter="seconds">00</span>
								<span><?php 
        echo esc_html__( 'Seconds', 'adminify' );
        ?></span>
							</div>
						</div>
					</div>

					<!-- button  -->
					<a class="wp-adminify-popup-button" style="color: #fff!important;" target="_blank" href="<?php 
        echo esc_url( $btn_url );
        ?>"><?php 
        echo esc_html( $btn_text );
        ?></a>
			</div>
			</div>
		</div>

		<script>
			var $container = jQuery('#wp-adminify-popup'),
				plugin_data = <?php 
        echo wp_json_encode( $this->data );
        ?>,
				events = {}; //Events

			// Update Counter
			function updateCounter(seconds) {
				const $counter = $container.find(".wp-adminify-popup-countdown-time");
				const $days = $counter.find("[data-counter='days']");
				const $hours = $counter.find("[data-counter='hours']");
				const $minutes = $counter.find("[data-counter='minutes']");
				const $seconds = $counter.find("[data-counter='seconds']");
				const days = Math.floor(seconds / (3600 * 24));
				seconds -= days * 3600 * 24;
				const hrs = Math.floor(seconds / 3600);
				seconds -= hrs * 3600;
				const mnts = Math.floor(seconds / 60);
				seconds -= mnts * 60;

				$days.text(days);
				$hours.text(hrs);
				$minutes.text(mnts);
				$seconds.text(seconds);
			}

			// Trigger Event
			function trigger(event, args = []) {
				if (typeof(events[event]) !== 'undefined') {
					events[event].forEach(callback => {
						callback.apply(this, args);
					});
				}
			}

			// initCounter
			function initCounter(last_date) {
				$container.find(".wp-adminify-popup-countdown-time").show();

				const countdown = () => {

					// system time
					const now = new Date().getTime();

					// set end time to 11:59:59 PM
					const endDate = new Date(last_date);
					endDate.setHours(23);
					endDate.setMinutes(59);
					endDate.setSeconds(59);

					const seconds = Math.floor((endDate.getTime() - now) / 1000);

					if (seconds < 0) {
						return false;
					}

					updateCounter(seconds);

					return true;
				}

				let result = countdown();


				if (result) {
					trigger("countdownStart", [plugin_data]);
					$container.find(".wp-adminify-popup-countdown").show(0);
				} else {
					trigger("countdownFinish", [plugin_data]);
					$container.find(".wp-adminify-popup-countdown").hide(0);
				}

				// update counter every 1 second
				const counter = setInterval(() => {

					const result = countdown();

					if (!result) {
						clearInterval(counter);
						trigger("counter_end", [plugin_data]);
						$container.find(".wp-adminify-popup-countdown").hide(0);
					}

				}, 1000);
			}

			initCounter('<?php 
        echo esc_attr( $this->counter_date() );
        ?>');
		</script>

		<?php 
    }

    /**
     * Counter Date
     *
     * @author Jewel Theme <support@jeweltheme.com>
     */
    public function counter_date() {
        $endDate = $this->get_content( 'end_date' );
        $is_active = $this->date_is_current_or_next( $endDate );
        if ( $is_active ) {
            return $endDate;
        }
        return $this->date_increment( $this->current_time(), 3 );
    }

}