<?php

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

class AIEO_DMM_Questionnaires extends AIEO_DMM_Module_Base {

	const AJAX_SAVE_PLACEMENT = 'aieo_survey_save_placement';
	const AJAX_MAKE_PAGE      = 'aieo_survey_make_page';
	const AJAX_INFER          = 'aieo_survey_infer_mapping';
	const AJAX_RULE           = 'aieo_survey_rule_choice';

	public function get_id()       { return 'questionnaires'; }
	public function get_icon()     { return 'clipboard-list'; }
	public function get_label()    { return __( 'User Surveys', 'ai-eshop-optimizer' ); }
	
	
	
	
	
	public function get_group()    { return 'custom_post_types'; }
	public function get_priority() { return 50; } 

	public function register_hooks() {
		add_action( 'wp_ajax_' . self::AJAX_SAVE_PLACEMENT, array( $this, 'ajax_save_placement' ) );
		add_action( 'wp_ajax_' . self::AJAX_MAKE_PAGE, array( $this, 'ajax_make_page' ) );
		add_action( 'wp_ajax_' . self::AJAX_INFER, array( $this, 'ajax_infer' ) );
		add_action( 'wp_ajax_' . self::AJAX_RULE, array( $this, 'ajax_rule' ) );
	}

	public function render_subtab() {
		$this->render_template(
			'questionnaires.php',
			array(
				'blueprints' => self::blueprint_rows(),
				'health'     => self::health_rows(),
				'surfaces'   => self::surface_rows(),
				'worklist'   => self::worklist_rows(),
				'hooks'      => AIEO_Survey_Placement::hooks(),
				'statuses'   => self::order_statuses(),
				'pages'      => self::page_options(),
			)
		);
	}

	
	public static function order_statuses() {
		if ( ! function_exists( 'wc_get_order_statuses' ) ) {
			return array();
		}
		$out = array();
		foreach ( (array) wc_get_order_statuses() as $slug => $label ) {
			$out[ preg_replace( '/^wc-/', '', (string) $slug ) ] = (string) $label;
		}
		return $out;
	}

	
	public static function page_options() {
		$out = array();
		foreach ( (array) get_posts( array( 'post_type' => 'page', 'numberposts' => 200, 'post_status' => 'publish', 'orderby' => 'title', 'order' => 'ASC' ) ) as $p ) {
			$out[ (int) $p->ID ] = (string) $p->post_title;
		}
		return $out;
	}

	
	public function ajax_make_page() {
		AIEO_DMM::verify_ajax_request();
		$blueprint = isset( $_POST['blueprint'] ) ? sanitize_key( wp_unslash( $_POST['blueprint'] ) ) : '';
		$bp        = AIEO_Survey_Blueprint::get( $blueprint );
		if ( ! $bp ) {
			wp_send_json_error( array( 'message' => __( 'Unknown survey.', 'ai-eshop-optimizer' ) ) );
		}

		$shortcode = '[aieo_survey blueprint="' . $blueprint . '"]';
		$existing  = get_posts( array(
			'post_type'   => 'page',
			'post_status' => array( 'publish', 'draft' ),
			'numberposts' => 1,
			's'           => $shortcode,
		) );
		$page_id = $existing ? (int) $existing[0]->ID : (int) wp_insert_post( array(
			'post_type'    => 'page',
			'post_status'  => 'publish',
			'post_title'   => $bp['label'],
			'post_content' => $shortcode,
		) );
		if ( $page_id <= 0 ) {
			wp_send_json_error( array( 'message' => __( 'The page could not be created.', 'ai-eshop-optimizer' ) ) );
		}
		AIEO_Survey_Placement::save( $blueprint, array( 'page_id' => $page_id ) );
		wp_send_json_success( array(
			'page_id' => $page_id,
			'title'   => get_the_title( $page_id ),
			'url'     => get_permalink( $page_id ),
			'message' => __( 'Page ready.', 'ai-eshop-optimizer' ),
		) );
	}

	
	
	

	
	public static function blueprint_rows() {
		$out = array();
		foreach ( AIEO_Survey_Blueprint::all()['blueprints'] as $id => $bp ) {
			$summary = AIEO_Survey_Health::summary( $id, 30 );
			$place   = $summary['placement'];
			$hooks   = AIEO_Survey_Placement::hooks();

			$out[] = array(
				'id'         => $id,
				'label'      => $bp['label'],
				'description' => isset( $bp['description'] ) ? (string) $bp['description'] : '',
				'questions'  => count( AIEO_Survey_Blueprint::question_codes( $id ) ),
				'enabled'    => ! empty( $place['enabled'] ),
				
				
				
				
				'hook_key'   => (string) $place['hook'],
				'priority'   => (int) $place['priority'],
				'statuses'   => (array) $place['statuses'],
				'once'       => ! empty( $place['once_per_order'] ),
				'expires'    => (int) $place['expires_days'],
				'hook'       => '' !== $place['hook'] && isset( $hooks[ $place['hook'] ] ) ? $hooks[ $place['hook'] ] : '',
				'page_id'    => (int) $place['page_id'],
				
				
				
				
				'title'      => (string) $place['title'],
				'intro'      => (string) $place['intro'],
				'title_ph'   => (string) $bp['title'],
				'intro_ph'   => (string) $bp['intro'],
				'thanks'     => (string) $place['thanks'],
				'thanks_ph'  => (string) $bp['thanks'],
				'section_size'  => (int) $place['section_size'],
				'question_size' => (int) $place['question_size'],
				'option_size'   => (int) $place['option_size'],
				'help_size'     => (int) $place['help_size'],
				'page_title' => $place['page_id'] > 0 ? (string) get_the_title( (int) $place['page_id'] ) : '',
				'responses'  => (int) $summary['coverage']['responses'],
				'resolved'   => (int) $summary['coverage']['resolved'],
				'orders'     => (int) $summary['coverage']['orders'],
				'rate'       => (float) $summary['coverage']['rate'],
				'asked'      => isset( $summary['asking']['asked'] ) ? (int) $summary['asking']['asked'] : 0,
				'answered'   => isset( $summary['asking']['responded'] ) ? (int) $summary['asking']['responded'] : 0,
				'silent'     => count( $summary['silent_questions'] ),
				
				
				
				'problem'    => ( ! empty( $place['enabled'] ) && (int) $place['page_id'] <= 0 )
					? __( 'No page hosts it, so no link can be sent', 'ai-eshop-optimizer' )
					: '',
			);
		}
		return $out;
	}

	
	public static function health_rows() {
		$out = array();
		foreach ( array_keys( AIEO_Survey_Blueprint::all()['blueprints'] ) as $id ) {
			foreach ( AIEO_Survey_Health::questions( $id ) as $q ) {
				$out[] = array(
					'blueprint' => $id,
					'code'      => $q['code'],
					'label'     => $q['label'],
					'answered'  => $q['answered'],
					'skipped'   => $q['skipped'],
					'not_shown' => $q['not_shown'],
					
					
					
					
					'state'     => $q['silent'] ? 'silent' : 'collecting',
				);
			}
		}
		return $out;
	}

	
	public static function surface_rows() {
		$out = array();
		foreach ( AIEO_Survey_Health::adapter_surfaces() as $surface => $blueprint ) {
			$map      = AIEO_Survey_Mapping::get( $surface );
			$unmapped = AIEO_Survey_Health::unmapped_fields( $surface );
			$missing  = AIEO_Survey_Mapping::unmapped_questions( $surface );
			$out[] = array(
				'surface'            => $surface,
				'blueprint'          => $blueprint,
				'mapped'             => count( AIEO_Survey_Mapping::resolved( $surface ) ),
				'unmapped_fields'    => count( $unmapped ),
				'unmapped_questions' => count( $missing ),
				'context'            => implode( ', ', array_filter( $map['context'] ) ),
				
				
				
				'problem'            => '' === implode( '', $map['context'] )
					? __( 'No field identifies who answered', 'ai-eshop-optimizer' )
					: '',
			);
		}
		return $out;
	}

	
	public static function worklist_rows() {
		$out = array();
		foreach ( array_keys( AIEO_Survey_Health::adapter_surfaces() ) as $surface ) {
			foreach ( AIEO_Survey_Value_Stage::unresolved( $surface, 100 ) as $row ) {
				$out[] = array(
					'surface'  => $surface,
					'field'    => (string) $row['field_key'],
					'question' => AIEO_Survey_Mapping::question_for( $surface, $row['field_key'] ),
					'value'    => (string) $row['observed_value'],
					'hits'     => (int) $row['hits'],
				);
			}
		}
		return $out;
	}

	
	
	

	public function ajax_save_placement() {
		AIEO_DMM::verify_ajax_request();
		$blueprint = isset( $_POST['blueprint'] ) ? sanitize_key( wp_unslash( $_POST['blueprint'] ) ) : '';
		if ( '' === $blueprint || ! AIEO_Survey_Blueprint::get( $blueprint ) ) {
			wp_send_json_error( array( 'message' => __( 'Unknown survey.', 'ai-eshop-optimizer' ) ) );
		}
		$statuses = isset( $_POST['statuses'] ) ? (array) wp_unslash( $_POST['statuses'] ) : array();
		AIEO_Survey_Placement::save( $blueprint, array(
			'enabled'        => ! empty( $_POST['enabled'] ),
			'hook'           => isset( $_POST['hook'] ) ? sanitize_text_field( wp_unslash( $_POST['hook'] ) ) : '',
			'priority'       => isset( $_POST['priority'] ) ? (int) $_POST['priority'] : 20,
			'page_id'        => isset( $_POST['page_id'] ) ? (int) $_POST['page_id'] : 0,
			'expires_days'   => isset( $_POST['expires_days'] ) ? (int) $_POST['expires_days'] : 30,
			'once_per_order' => ! empty( $_POST['once_per_order'] ),
			'statuses'       => array_map( 'sanitize_key', $statuses ),
			'title'          => isset( $_POST['title'] ) ? sanitize_text_field( wp_unslash( $_POST['title'] ) ) : '',
			'intro'          => isset( $_POST['intro'] ) ? sanitize_textarea_field( wp_unslash( $_POST['intro'] ) ) : '',
			'thanks'         => isset( $_POST['thanks'] ) ? sanitize_textarea_field( wp_unslash( $_POST['thanks'] ) ) : '',
			'section_size'   => AIEO_Survey_Placement::size( isset( $_POST['section_size'] ) ? $_POST['section_size'] : 0 ),
			'question_size'  => AIEO_Survey_Placement::size( isset( $_POST['question_size'] ) ? $_POST['question_size'] : 0 ),
			'option_size'    => AIEO_Survey_Placement::size( isset( $_POST['option_size'] ) ? $_POST['option_size'] : 0 ),
			'help_size'      => AIEO_Survey_Placement::size( isset( $_POST['help_size'] ) ? $_POST['help_size'] : 0 ),
		) );
		wp_send_json_success( array( 'message' => __( 'Saved.', 'ai-eshop-optimizer' ) ) );
	}

	
	public function ajax_infer() {
		AIEO_DMM::verify_ajax_request();
		$surface = isset( $_POST['surface'] ) ? sanitize_text_field( wp_unslash( $_POST['surface'] ) ) : '';
		$parsed  = AIEO_Form_Registry::parse_surface( $surface );
		if ( ! $parsed || 'gravity' !== $parsed['provider'] ) {
			wp_send_json_error( array( 'message' => __( 'That is not a form this can read.', 'ai-eshop-optimizer' ) ) );
		}
		$blueprint = isset( $_POST['blueprint'] ) ? sanitize_key( wp_unslash( $_POST['blueprint'] ) ) : '';
		$source    = new AIEO_Survey_Source_Gravity( (int) $parsed['form_id'], true );
		if ( ! $source->available() ) {
			wp_send_json_error( array( 'message' => __( 'That form cannot be read right now.', 'ai-eshop-optimizer' ) ) );
		}
		$staged = $source->harvest();
		$res    = AIEO_Survey_Mapping::infer( $source, $blueprint );
		wp_send_json_success( array(
			'message' => sprintf(
				
				__( '%1$d suggested, %2$d of your own decisions left alone, %3$d answers staged.', 'ai-eshop-optimizer' ),
				(int) $res['suggested'],
				(int) $res['kept'],
				(int) $staged
			),
		) );
	}

	
	public function ajax_rule() {
		AIEO_DMM::verify_ajax_request();
		$value = isset( $_POST['value'] ) ? sanitize_text_field( wp_unslash( $_POST['value'] ) ) : '';
		$code  = isset( $_POST['code'] ) ? sanitize_key( wp_unslash( $_POST['code'] ) ) : '';
		if ( '' === $value ) {
			wp_send_json_error( array( 'message' => __( 'Nothing to rule on.', 'ai-eshop-optimizer' ) ) );
		}
		if ( '' === $code ) {
			
			AIEO_Survey_Choice_Register::forget( $value );
			wp_send_json_success( array( 'message' => __( 'Forgotten.', 'ai-eshop-optimizer' ) ) );
		}
		$question = isset( $_POST['question'] ) ? sanitize_key( wp_unslash( $_POST['question'] ) ) : '';
		$q        = AIEO_Survey_Blueprint::question( $question );
		$label    = ( $q && isset( $q['choices'][ $code ] ) ) ? $q['choices'][ $code ] : $code;
		AIEO_Survey_Choice_Register::learn( $value, $code, $label, 'confirmed', $question );
		wp_send_json_success( array( 'message' => __( 'Learned. It applies to every form on this site.', 'ai-eshop-optimizer' ) ) );
	}
}