<?php

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

if ( ! class_exists( 'AIEO_Form_Render' ) ) {

	class AIEO_Form_Render {

		
		const VARIANTS = array( 'panel' => 'card' );

		
		const LAYOUTS = array( 'card', 'wash' );

		
		const STYLE = 'rooster-lib-form-panel';

		
		const MODULE = '@rooster-one/form-panel';

		
		const LOCATION_ARG = 'aieo_loc';

		
		const DIR = 'includes/dmm/blocks/contact-form/variants/';

		
		const REQUIRED_TOKEN = '{{required}}';

		
		private static $found = array();

		
		private static $drawn = array();

		public static function register() {
			static $done = false;
			if ( $done ) {
				return;
			}
			$done = true;
			add_action( 'init', array( __CLASS__, 'register_assets' ), 5 );
			add_action( 'enqueue_block_editor_assets', array( __CLASS__, 'editor_data' ) );
			add_action( 'enqueue_block_assets', array( __CLASS__, 'editor_style' ) );
			add_action( 'wp_footer', array( __CLASS__, 'remember_view' ), 99 );
		}

		
		public static function seen_key() {
			return 'aieo_rv_' . substr( md5( home_url() ), 0, 8 );
		}

		
		public static function remember_view() {
			if ( ! function_exists( 'is_product' ) || ! is_product() ) {
				return;
			}
			$pid = (int) get_queried_object_id();
			if ( $pid <= 0 ) {
				return;
			}
			$js = '(function(){var k=' . wp_json_encode( self::seen_key() ) . ',id=' . $pid . ';function go(){try{if(typeof window.aieoConsentAllows==="function"&&!window.aieoConsentAllows()){return;}var n=Math.round(Date.now()/1e3),l=JSON.parse(localStorage.getItem(k)||"[]");if(!Array.isArray(l)){l=[];}l=l.filter(function(e){return e&&+e.id>0&&+e.id!==id&&(+e.t||0)>=n-2592000;});l.push({id:id,t:n});localStorage.setItem(k,JSON.stringify(l.slice(-30)));}catch(e){}}if("requestIdleCallback"in window){requestIdleCallback(go,{timeout:4000});}else{setTimeout(go,1500);}})();';
			wp_print_inline_script_tag( $js, array( 'id' => 'aieo-remember-view', 'data-rooster-ui' => 'rooster-one/form' ) );
		}

		
		public static function editor_data() {
			if ( ! class_exists( 'AIEO_Form_CPT' ) || ! current_user_can( 'edit_posts' ) ) {
				return;
			}
			$forms = array();
			foreach ( get_posts( array( 'post_type' => AIEO_Form_CPT::POST_TYPE, 'post_status' => 'publish', 'numberposts' => 100, 'orderby' => 'title', 'order' => 'ASC', 'no_found_rows' => true ) ) as $post ) {
				$forms[] = array( 'key' => (string) $post->post_name, 'title' => '' !== $post->post_title ? (string) $post->post_title : (string) $post->post_name );
			}
			
			$locations = array();
			foreach ( class_exists( 'AIEO_Location_Contact' ) ? AIEO_Location_Contact::choices() : array() as $slug => $label ) {
				$locations[] = array( 'key' => (string) $slug, 'title' => (string) $label );
			}
			
			foreach ( array( 'aieo-contact-form-editor-script', 'aieo-form-button-editor-script' ) as $handle ) {
				wp_add_inline_script(
					$handle,
					'window.aieoFormsEditor = ' . wp_json_encode( array( 'forms' => $forms, 'locations' => $locations, 'listUrl' => admin_url( 'edit.php?post_type=' . AIEO_Form_CPT::POST_TYPE ) ) ) . ';',
					'before'
				);
			}
		}

		
		public static function editor_style() {
			if ( is_admin() && wp_style_is( self::STYLE, 'registered' ) ) {
				wp_enqueue_style( self::STYLE );
			}
		}

		
		public static function register_assets() {
			$base = defined( 'AIEO_FILE' ) ? AIEO_FILE : __FILE__;
			$dir  = defined( 'AIEO_DIR' ) ? AIEO_DIR : '';
			$ver  = static function ( $rel ) use ( $dir ) {
				return '' !== $dir && is_readable( $dir . $rel ) ? (string) filemtime( $dir . $rel ) : ( defined( 'AIEO_VERSION' ) ? AIEO_VERSION : '1' );
			};
			if ( ! wp_style_is( self::STYLE, 'registered' ) ) {
				wp_register_style( self::STYLE, plugins_url( self::DIR . 'panel.css', $base ), array(), $ver( self::DIR . 'panel.css' ) );
				if ( '' !== $dir ) {
					wp_style_add_data( self::STYLE, 'path', wp_normalize_path( $dir . self::DIR . 'panel.css' ) );
				}
			}
			if ( function_exists( 'wp_register_script_module' ) ) {
				wp_register_script_module( self::MODULE, plugins_url( self::DIR . 'panel.js', $base ), array(), $ver( self::DIR . 'panel.js' ) );
			}
		}

		
		public static function find( $ref ) {
			$ref = trim( (string) $ref );
			if ( '' === $ref || ! class_exists( 'AIEO_Form_CPT' ) ) {
				return 0;
			}
			if ( isset( self::$found[ $ref ] ) ) {
				return self::$found[ $ref ];
			}
			$id = 0;
			if ( ctype_digit( $ref ) ) {
				$post = get_post( (int) $ref );
				$id   = $post && AIEO_Form_CPT::POST_TYPE === $post->post_type && 'publish' === $post->post_status ? (int) $post->ID : 0;
			} else {
				$ids = get_posts(
					array(
						'post_type'        => AIEO_Form_CPT::POST_TYPE,
						'name'             => sanitize_title( $ref ),
						'post_status'      => 'publish',
						'numberposts'      => 1,
						'fields'           => 'ids',
						'no_found_rows'    => true,
						'suppress_filters' => false,
					)
				);
				$id = $ids ? (int) $ids[0] : 0;
			}
			self::$found[ $ref ] = $id;
			return $id;
		}

		
		public static function allowed_html() {
			$common = array( 'class' => true, 'id' => true, 'data-*' => true, 'aria-hidden' => true, 'aria-describedby' => true, 'aria-required' => true, 'aria-label' => true, 'role' => true, 'hidden' => true );
			$field  = $common + array( 'name' => true, 'required' => true, 'autocomplete' => true, 'placeholder' => true, 'maxlength' => true );
			return array(
				'div'      => $common + array( 'style' => true ),
				'p'        => $common,
				'span'     => $common,
				'strong'   => $common,
				'code'     => $common,
				'br'       => array(),
				'a'        => $common + array( 'href' => true, 'rel' => true, 'target' => true ),
				'h2'       => $common,
				'h3'       => $common,
				'h4'       => $common,
				'h5'       => $common,
				'h6'       => $common,
				'form'     => $common + array( 'method' => true, 'action' => true, 'novalidate' => true ),
				'fieldset' => $common,
				'legend'   => $common,
				'label'    => $common + array( 'for' => true ),
				'input'    => $field + array( 'type' => true, 'value' => true, 'tabindex' => true, 'inputmode' => true, 'spellcheck' => true, 'checked' => true ),
				'select'   => $field,
				'option'   => array( 'value' => true, 'selected' => true ),
				'textarea' => $field + array( 'rows' => true ),
				'button'   => $common + array( 'type' => true ),
			);
		}

		
		public static function reset() {
			self::$found = array();
			self::$drawn = array();
		}

		
		public static function block( array $a ) {
			$variant = (string) ( $a['variant'] ?? '' );
			if ( ! isset( self::VARIANTS[ $variant ] ) ) {
				return '';
			}
			$form_id = self::find( $a['form'] ?? '' );
			if ( ! $form_id ) {
				return '';
			}
			$fields = AIEO_Form_CPT::fields( $form_id );
			if ( ! $fields ) {
				return '';
			}
			$settings = AIEO_Form_CPT::words( $form_id ); 
			$layout   = in_array( (string) ( $a['layout'] ?? '' ), self::LAYOUTS, true ) ? (string) $a['layout'] : self::VARIANTS[ $variant ];

			wp_enqueue_style( self::STYLE );
			if ( function_exists( 'wp_enqueue_script_module' ) ) {
				wp_enqueue_script_module( self::MODULE );
			}

			$slug = (string) get_post_field( 'post_name', $form_id );
			$base = 'aieo-form-' . ( '' !== $slug ? $slug : (string) $form_id );
			self::$drawn[ $base ] = ( self::$drawn[ $base ] ?? 0 ) + 1;
			if ( self::$drawn[ $base ] > 1 ) {
				$base .= '-' . self::$drawn[ $base ];
			}

			$tone    = class_exists( 'AIEO_Engine_Blocks' ) ? AIEO_Engine_Blocks::tone( (string) ( $a['tone'] ?? '' ) ) : '';
			$classes = 'aieo-form aieo-form--' . $variant . ' aieo-form--' . $layout;
			
			if ( ! empty( $a['bare'] ) ) {
				$classes .= ' aieo-form--bare';
			}
			if ( '' !== $tone && class_exists( 'AIEO_Engine_Blocks' ) ) {
				$classes .= ' ' . AIEO_Engine_Blocks::tone_classes( $tone, true );
			}
			$wrapper = function_exists( 'get_block_wrapper_attributes' ) && class_exists( 'WP_Block_Supports' ) && null !== WP_Block_Supports::$block_to_render
				? get_block_wrapper_attributes( array( 'class' => $classes, 'data-rooster-ui' => 'rooster-one/form' ) )
				: 'class="' . esc_attr( $classes ) . '" data-rooster-ui="rooster-one/form"';

			$result = self::posted_result( $form_id, $settings );
			$html   = '<div ' . $wrapper . '>';
			$html  .= self::head( $a );
			$html  .= '<div class="aieo-form__card">';
			$html  .= '<form class="aieo-form__form" id="' . esc_attr( $base ) . '" method="post" action="' . esc_url( admin_url( 'admin-post.php' ) ) . '" novalidate data-aieo-form'
				. ' data-ajax="' . esc_url( admin_url( 'admin-ajax.php' ) ) . '"'
				. ' data-rv="' . esc_attr( self::seen_key() ) . '"'
				. ' data-words="' . esc_attr( (string) wp_json_encode( array( 'sending' => $settings['sending'], 'check' => $settings['check'], 'network' => __( 'The request could not be sent. Please check your connection and try again.', 'ai-eshop-optimizer' ), 'thanks' => $settings['success'] ) ) ) . '">';
			$html .= '<div class="aieo-form__grid">';
			foreach ( $fields as $f ) {
				$html .= self::field( $base, $f );
			}
			
			$html .= '<div class="aieo-form__hp" aria-hidden="true"><label for="' . esc_attr( $base . '-hp' ) . '">' . esc_html__( 'Leave this empty', 'ai-eshop-optimizer' ) . '</label><input type="text" id="' . esc_attr( $base . '-hp' ) . '" name="aieo_form_website" tabindex="-1" autocomplete="off" value=""></div>';
			$html .= '</div>';
			$html .= '<div class="aieo-form__actions"><button type="submit" class="aieo-form__button">' . esc_html( $settings['button'] ) . '</button></div>';
			$html .= '<p class="aieo-form__status' . ( $result ? ' is-' . esc_attr( $result['state'] ) : '' ) . '" role="status" data-aieo-status>' . ( $result ? esc_html( $result['message'] ) : '' ) . '</p>';
			$html .= self::hidden( $form_id, self::location( $a ) );
			$html .= '</form></div></div>';
			return $html;
		}

		
		private static function head( array $a ) {
			$eyebrow = trim( (string) ( $a['eyebrow'] ?? '' ) );
			$badge   = trim( (string) ( $a['badge'] ?? '' ) );
			$title   = trim( (string) ( $a['title'] ?? '' ) );
			$intro   = trim( (string) ( $a['intro'] ?? '' ) );
			if ( '' === $eyebrow . $badge . $title . $intro ) {
				return '';
			}
			$level = max( 2, min( 6, (int) ( $a['level'] ?? 2 ) ) );
			$html  = '<div class="aieo-form__head">';
			if ( '' !== $eyebrow ) {
				$html .= '<p class="aieo-form__eyebrow">' . esc_html( $eyebrow ) . '</p>';
			}
			if ( '' !== $badge ) {
				$icon = sanitize_key( (string) ( $a['icon'] ?? '' ) );
				$mark = '' !== $icon && function_exists( 'rooster_icon' ) ? (string) rooster_icon( $icon, array( 'width' => 16, 'class' => 'aieo-form__icon' ) ) : '';
				$html .= '<p class="aieo-form__badge">' . $mark . esc_html( $badge ) . '</p>';
			}
			if ( '' !== $title ) {
				$html .= '<h' . $level . ' class="aieo-form__title">' . esc_html( $title ) . '</h' . $level . '>';
			}
			if ( '' !== $intro ) {
				$parts = array_map( array( __CLASS__, 'inline' ), explode( self::REQUIRED_TOKEN, $intro ) );
				$html .= '<p class="aieo-form__lede">' . implode( '<span class="aieo-form__req">*</span>', $parts ) . '</p>';
			}
			return $html . '</div>';
		}

		
		private static function field( $base, array $f ) {
			$key   = (string) $f['key'];
			$id    = $base . '-' . $key;
			$type  = (string) $f['type'];
			$width = 'half' === (string) ( $f['width'] ?? '' ) ? 'aieo-form__half' : 'aieo-form__full';
			$req   = ! empty( $f['required'] );
			$mark  = $req ? '<span class="aieo-form__req" aria-hidden="true"> *</span>' : '';
			$words = ' data-aieo-field="' . esc_attr( $key ) . '"'
				. ( '' !== (string) $f['missing'] ? ' data-aieo-missing="' . esc_attr( (string) $f['missing'] ) . '"' : '' )
				. ( '' !== (string) $f['invalid'] ? ' data-aieo-invalid="' . esc_attr( (string) $f['invalid'] ) . '"' : '' );
			$help  = '' !== (string) $f['help'] ? '<p class="aieo-form__help" id="' . esc_attr( $id . '-help' ) . '">' . self::inline( (string) $f['help'] ) . '</p>' : '';
			$desc  = '' !== $help ? ' aria-describedby="' . esc_attr( $id . '-help' ) . '"' : '';
			$need  = $req ? ' required aria-required="true"' : '';

			
			if ( 'consent' === $type || ( 'checkbox' === $type && 1 === count( $f['choices'] ) && '' === trim( (string) $f['label'] ) ) ) {
				if ( 'consent' === $type ) {
					$name  = 'aieo_form[' . $key . ']';
					$value = '1';
					$text  = (string) $f['label'];
				} else {
					$name  = 'aieo_form[' . $key . '][]';
					$value = (string) array_key_first( $f['choices'] );
					$text  = (string) reset( $f['choices'] );
				}
				return '<div class="aieo-form__check ' . $width . '" data-aieo-wrap>'
					. '<input type="checkbox" id="' . esc_attr( $id ) . '" name="' . esc_attr( $name ) . '" value="' . esc_attr( $value ) . '"' . $need . $desc . $words . '>'
					. '<label for="' . esc_attr( $id ) . '">' . self::inline( $text ) . $mark . '</label>' . $help . '</div>';
			}

			
			if ( 'checkbox' === $type || 'radio' === $type ) {
				$html = '<fieldset class="aieo-form__set ' . $width . '" data-aieo-wrap' . ( $req ? ' data-aieo-required' : '' ) . $words . $desc . '>'
					. '<legend class="aieo-form__label">' . esc_html( (string) $f['label'] ) . $mark . '</legend><div class="aieo-form__choices">';
				$i    = 0;
				foreach ( $f['choices'] as $ck => $cl ) {
					$html .= '<label class="aieo-form__choice"><input type="' . esc_attr( $type ) . '" name="' . esc_attr( 'aieo_form[' . $key . ']' . ( 'checkbox' === $type ? '[]' : '' ) ) . '" value="' . esc_attr( (string) $ck ) . '"'
						. ( 0 === $i ? ' id="' . esc_attr( $id ) . '"' : '' ) . ( 'radio' === $type && $req ? ' required' : '' ) . '> ' . self::run( (string) $cl ) . '</label>';
					$i++;
				}
				return $html . '</div>' . $help . '</fieldset>';
			}

			$label = '<label class="aieo-form__label" for="' . esc_attr( $id ) . '">' . esc_html( (string) $f['label'] ) . $mark . '</label>';
			$attrs = ' class="aieo-form__control" id="' . esc_attr( $id ) . '" name="' . esc_attr( 'aieo_form[' . $key . ']' ) . '"'
				. ( '' !== (string) $f['placeholder'] ? ' placeholder="' . esc_attr( (string) $f['placeholder'] ) . '"' : '' )
				. ( '' !== (string) $f['autocomplete'] ? ' autocomplete="' . esc_attr( (string) $f['autocomplete'] ) . '"' : '' )
				. $need . $desc . $words;

			if ( 'select' === $type ) {
				$options = '' !== (string) $f['prompt'] ? '<option value="">' . esc_html( (string) $f['prompt'] ) . '</option>' : '';
				foreach ( $f['choices'] as $ck => $cl ) {
					$options .= '<option value="' . esc_attr( (string) $ck ) . '">' . esc_html( (string) $cl ) . '</option>';
				}
				return '<div class="aieo-form__field ' . $width . '" data-aieo-wrap>' . $label . '<select' . $attrs . '>' . $options . '</select>' . $help . '</div>';
			}
			if ( 'textarea' === $type ) {
				$rows = (int) $f['rows'];
				return '<div class="aieo-form__field ' . $width . '" data-aieo-wrap>' . $label . '<textarea' . $attrs . ( $rows > 0 ? ' rows="' . $rows . '"' : '' ) . ' maxlength="' . (int) AIEO_Form_CPT::max_length( $type ) . '"></textarea>' . $help . '</div>';
			}
			$input = in_array( $type, array( 'email', 'url', 'tel' ), true ) ? $type : 'text';
			$extra = 'email' === $input ? ' inputmode="email" spellcheck="false"' : ( 'tel' === $input ? ' inputmode="tel"' : '' );
			return '<div class="aieo-form__field ' . $width . '" data-aieo-wrap>' . $label . '<input type="' . $input . '"' . $attrs . $extra . ' maxlength="' . (int) AIEO_Form_CPT::max_length( $type ) . '">' . $help . '</div>';
		}

		
		public static function location( array $a ) {
			$slug = sanitize_key( (string) ( $a['location'] ?? '' ) );
			if ( '' === $slug && isset( $_GET[ self::LOCATION_ARG ] ) && is_scalar( $_GET[ self::LOCATION_ARG ] ) ) { 
				$slug = sanitize_key( wp_unslash( (string) $_GET[ self::LOCATION_ARG ] ) ); 
			}
			return '' !== $slug && class_exists( 'AIEO_Location_Contact' ) && isset( AIEO_Location_Contact::all()[ $slug ] ) ? $slug : '';
		}

		
		private static function hidden( $form_id, $location = '' ) {
			$html  = '<input type="hidden" name="action" value="' . esc_attr( AIEO_Form_Submit::ACTION ) . '">';
			$html .= '<input type="hidden" name="aieo_form_id" value="' . (int) $form_id . '">';
			$html .= '<input type="hidden" name="aieo_form_ts" value="' . (int) time() . '">';
			$html .= '<input type="hidden" name="aieo_form_once" value="">';
			
			if ( '' !== $location ) {
				$html .= '<input type="hidden" name="aieo_form_location" value="' . esc_attr( $location ) . '">';
			}
			
			
			$html .= '<input type="hidden" name="aieo_form_nonce" value="' . esc_attr( wp_create_nonce( AIEO_Form_Submit::NONCE ) ) . '">';
			$html .= AIEO_Form_Submit::captcha_field();
			return $html;
		}

		
		private static function posted_result( $form_id, array $settings ) {
			
			if ( empty( $_GET['aieo_form'] ) || empty( $_GET['aieo_form_for'] ) || absint( wp_unslash( $_GET['aieo_form_for'] ) ) !== (int) $form_id ) {
				return null;
			}
			$code = sanitize_key( wp_unslash( (string) $_GET['aieo_form'] ) );
			
			if ( 'sent' === $code ) {
				return array( 'state' => 'ok', 'message' => (string) $settings['success'] );
			}
			return array( 'state' => 'error', 'message' => AIEO_Form_Submit::error_message( $code, $settings ) );
		}

		
		private static function inline( $text ) {
			return class_exists( 'AIEO_Engine_Blocks' ) ? AIEO_Engine_Blocks::inline( (string) $text ) : esc_html( (string) $text );
		}

		
		private static function run( $text ) {
			return class_exists( 'AIEO_Engine_Blocks' ) ? AIEO_Engine_Blocks::run( (string) $text ) : esc_html( (string) $text );
		}
	}
}