<?php
/*
 * FooGallery Admin Notices class
 */

if ( ! class_exists( 'FooGallery_Admin_Notices' ) ) {

	class FooGallery_Admin_Notices {

		public function __construct() {
			add_action( 'admin_notices', array( $this, 'display_thumb_test_notice' ) );
			add_action( 'admin_notices', array( $this, 'display_rating_notice' ) );

			add_action( 'foogallery_thumbnail_generation_test', array( $this, 'save_test_results' ) );
			add_action( 'wp_ajax_foogallery_admin_rating_notice_dismiss', array( $this, 'admin_rating_notice_dismiss' ) );

			add_action( 'admin_notices', array( $this, 'display_foobar_notice' ) );
			add_action( 'wp_ajax_foogallery_admin_foobar_notice_dismiss', array( $this, 'admin_foobar_notice_dismiss' ) );
		}

		function should_run_tests() {
			$option       = get_option( FOOGALLERY_OPTION_THUMB_TEST );
			$option_value = $this->generate_option_value();

			if ( $option === false ) {
				//we have never run tests before
				return true;
			} else {
				if ( is_array( $option ) && array_key_exists( 'key', $option ) ) {
					$option_key = $option['key'];
					if ( $option_value !== $option_key ) {
						//either the PHP version or Host has changed. In either case, we should run tests again!
						return true;
					}
				}
			}

			return false;
		}

		function should_show_alert() {
			$option = get_option( FOOGALLERY_OPTION_THUMB_TEST );

			if ( isset( $option ) && array_key_exists( 'results', $option ) ) {
				$results = $option['results'];

				//should show the alert if the tests were not a success
				return ! $results['success'];
			}

			return false;
		}

		function generate_option_value() {
			$php_version = phpversion();
			$host        = home_url();

			return "php$($php_version}-{$host}";
		}

		function save_test_results( $results ) {
			update_option( FOOGALLERY_OPTION_THUMB_TEST, array(
				'key'     => $this->generate_option_value(),
				'results' => $results,
			) );
		}

		/**
		 * Dismiss the admin rating notice forever
		 */
		function admin_rating_notice_dismiss() {
			if ( check_admin_referer( 'foogallery_admin_rating_notice_dismiss' ) ) {
				update_option( 'foogallery_admin_rating_notice_dismiss', 'hide' );
			}
		}

		function should_show_rating_message() {
			//first try to get the saved option
			$show_message = get_option( 'foogallery_admin_rating_notice_dismiss', 0 );

			if ( 'hide' === $show_message ) {
				return false; //never show - user has dismissed
			}

			if ( 'show' === $show_message ) {
				return true; //always show - user has created 5 or more galleries
			}

			//do not show the notice if on activation page
			if ( foogallery_is_activation_page() ) {
				return false;
			}

			//we must show the message - get out early
			if ( 0 === $show_message ) {
				$galleries = get_posts( array(
					'post_type'     => FOOGALLERY_CPT_GALLERY,
					'post_status'   => array( 'publish', 'draft' ),
					'cache_results' => false,
					'nopaging'      => true,
				) );

				$gallery_count = $this->count_excluding_demos( $galleries );

				if ( $gallery_count >= 5 ) {
					update_option( 'foogallery_admin_rating_notice_dismiss', 'show' );
					return true;
				} else {
					return false;
				}
			}

			return true;
		}

		/**
		 * Get a count of galleries that are not auto-generated demos
		 *
		 * @param $galleries
		 *
		 * @return int
		 */
		function count_excluding_demos( $galleries ) {
			if ( ! is_array( $galleries ) ) {
				return 0;
			}

			$count = 0;
			foreach ( $galleries as $gallery ) {
				if ( strpos( $gallery->post_title, 'Demo : ' ) === false ) {
					$count++;
				}
			}

			return $count;
		}

		function display_rating_notice() {
			if ( $this->should_show_rating_message() ) {

				$url = 'https://fooplugins.link/please-rate-foogallery';
				?>
				<script type="text/javascript">
					(function( $ ) {
						$( document ).ready( function() {
							$( '.foogallery-rating-notice.is-dismissible' )
								.on( 'click', '.notice-dismiss', function( e ) {
									e.preventDefault();
									$.post( ajaxurl, {
										action: 'foogallery_admin_rating_notice_dismiss',
										url: '<?php echo admin_url( 'admin-ajax.php' ); ?>',
										_wpnonce: '<?php echo wp_create_nonce( 'foogallery_admin_rating_notice_dismiss' ); ?>'
									} );
								} );
						} );
					})( jQuery );
				</script>
				<style>
                    .foogallery-rating-notice {
                        border-left-color: #ff69b4;
                    }

                    .foogallery-rating-notice .dashicons-heart {
                        color: #ff69b4;
                    }
				</style>
				<div class="foogallery-rating-notice notice notice-success is-dismissible">
					<p>
						<strong><?php _e( 'Thanks for using FooGallery' ) ?> <span class="dashicons dashicons-heart"></span></strong>
						<br/>
						<?php _e( 'We noticed you have created 5 galleries in FooGallery. If you love FooGallery, please consider giving it a 5 star rating. Your positive ratings help spread the word and help us grow.', 'foogallery' ); ?>
						<br/>
						<br/>
						<a class="button button-primary button-large" target="_blank" href="<?php echo $url; ?>"><?php _e( 'Rate FooGallery', 'foogallery' ); ?></a>
					</p>
				</div>
				<?php
			}
		}

		function display_thumb_test_notice() {
			//check if we are on specific admin pages
			if ( FOOGALLERY_CPT_GALLERY === foo_current_screen_post_type() ) {

				if ( $this->should_run_tests() ) {
					$thumbs = new FooGallery_Thumbnails();
					$thumbs->run_thumbnail_generation_tests();
				}

				if ( $this->should_show_alert() ) {
					?>
					<div class="notice error">
						<p>
							<strong><?php _e( 'Thumbnail Generation Alert!', 'foogallery' ); ?></strong><br/>
							<?php _e( 'There is a problem generating thumbnails for your galleries. There could be a number of reasons which could cause this problem.', 'foogallery' ); ?>
							<br/>
							<?php _e( 'If thumbnails cannot be generated, then full-sized, uncropped images will be used instead. This will result in slow page load times, and thumbnails that do not look correct.', 'foogallery' ); ?>
							<br/>
							<a target="_blank"
							   href="https://fooplugins.com/documentation/foogallery/troubleshooting-foogallery/thumbnail-generation-alert-help/"><?php _e( 'View Troubleshooting Documentation', 'foogallery' ); ?></a>
							<br/>
						</p>
					</div>
					<?php
				}
			}
		}

		function display_foobar_notice() {
			if ( $this->should_display_foobar_notice() ) {

				$install_foobar = wp_nonce_url( add_query_arg( array(
					'action' => 'install-plugin',
					'plugin' => 'foobar-notifications-lite',
				), admin_url( 'update.php' ) ), 'install-plugin_foobar-notifications-lite' );
				?>
				<script type="text/javascript">
					(function( $ ) {
						$( document ).ready( function() {
							$( '.foogallery-foobar-notice.is-dismissible' )
								.on( 'click', '.notice-dismiss', function( e ) {
									e.preventDefault();
									$.post( ajaxurl, {
										action: 'foogallery_admin_foobar_notice_dismiss',
										url: '<?php echo admin_url( 'admin-ajax.php' ); ?>',
										_wpnonce: '<?php echo wp_create_nonce( 'foogallery_admin_foobar_notice_dismiss' ); ?>'
									} );
								} );
						} );
					})( jQuery );
				</script>
				<style>
                    .foogallery-foobar-notice {
                        border-left-color: #ff4800;
                    }

                    .foogallery-foobar-notice .dashicons-megaphone {
                        color: #ff4800;
                    }
				</style>
				<div class="foogallery-foobar-notice notice notice-success is-dismissible">
					<p>
						<strong><span class="dashicons dashicons-megaphone"></span> Do you want to grow your
							business?</strong>
						FooBar can help!
						<br/>
						FooBar is a free plugin to help grow your business by showing sticky notification bars with
						call-to-actions. Add unlimited notifications to your site to increase visitor engagement and get
						your message across!
						<br/>
						<br/>
						<a class="button button-primary button-large" target="_blank"
						   href="<?php echo $install_foobar; ?>">Install FooBar</a>
						<a class="button" target="_blank"
						   href="https://wordpress.org/plugins/foobar-notifications-lite/">View Details</a>
					</p>
				</div>
				<?php
			}
		}

		function should_display_foobar_notice() {
			//do not show the notice to people who have foobar installed and activated
			if ( class_exists( 'FooPlugins\FooBar\Init' ) ) {
				return false;
			}

			//do not show the notice to pro users
			if ( foogallery_is_pro() ) {
				return false;
			}

			//do not show the notice if on activation page
			if ( foogallery_is_activation_page() ) {
				return false;
			}

			//only show on foogallery pages
			if ( function_exists( 'get_current_screen' ) ) {
				$screen = get_current_screen();
				if ( isset( $screen ) ) {
					if ( $screen->post_type === FOOGALLERY_CPT_GALLERY || $screen->post_type === FOOGALLERY_CPT_ALBUM || $screen->id === FOOGALLERY_ADMIN_MENU_SETTINGS_SLUG ) {

						//first try to get the saved option
						$show_message = get_option( 'foogallery_admin_foobar_notice_dismiss', 0 );

						if ( 'hide' === $show_message ) {
							return false; //never show - user has dismissed
						}

						if ( 'show' === $show_message ) {
							return true; //always show - user has created 5 or more galleries
						}

						if ( 0 === $show_message ) {
							$oldest_gallery = get_posts( array(
								'post_type'   => FOOGALLERY_CPT_GALLERY,
								'post_status' => array( 'publish', 'draft' ),
								'order_by'    => 'publish_date',
								'order'       => 'ASC',
								'numberposts' => 1,
							) );

							if ( is_array( $oldest_gallery ) && count( $oldest_gallery ) > 0 ) {
								$oldest_gallery = $oldest_gallery[0];

								if ( strtotime( $oldest_gallery->post_date ) < strtotime( '-7 days' ) ) {
									//The oldest gallery is older than 7 days - so show the admin notice
									update_option( 'foogallery_admin_foobar_notice_dismiss', 'show' );

									return true;
								}
							}
						}
					}
				}
			}

			return false;
		}

		/**
		 * Dismiss the admin foobar notice forever
		 */
		function admin_foobar_notice_dismiss() {
			if ( check_admin_referer( 'foogallery_admin_foobar_notice_dismiss' ) ) {
				update_option( 'foogallery_admin_foobar_notice_dismiss', 'hide', false );
			}
		}
	}

}