<?php

namespace Uncanny_Automator_Pro;

/**
 * Class ANON_CF_SUBFIELD
 *
 * @package Uncanny_Automator_Pro
 */
class ANON_CF_SUBFIELD {

	/**
	 * Integration code
	 *
	 * @var string
	 */
	public static $integration = 'CF';

	private $trigger_code;
	private $trigger_meta;
	private $tag_types;

	/**
	 * Set up Automator trigger constructor.
	 */
	public function __construct() {
		$this->trigger_code = 'ANONCFSUBFIELD';
		$this->trigger_meta = 'ANONCFFORMS';
		add_filter( 'wpcf_verify_nonce', '__return_true' );
		$this->define_trigger();
	}

	/**
	 * Define and register the trigger by pushing it into the Automator object
	 */
	public function define_trigger() {

		$trigger = array(
			'author'              => Automator()->get_author_name( $this->trigger_code ),
			'support_link'        => Automator()->get_author_support_link( $this->trigger_code, 'integration/caldera-forms/' ),
			'is_pro'              => true,
			'integration'         => self::$integration,
			'code'                => $this->trigger_code,
			'meta'                => $this->trigger_meta,
			'sentence'            => sprintf(
			/* translators: Anonymous trigger - Caldera Forms */
				__( '{{A form:%1$s}} is submitted with {{a specific value:%2$s}} in {{a specific field:%3$s}}', 'uncanny-automator-pro' ),
				$this->trigger_meta,
				'SUBVALUE:' . $this->trigger_meta,
				$this->trigger_code . ':' . $this->trigger_meta
			),
			/* translators: Anonymous trigger - Caldera Forms */
			'select_option_name'  => __( '{{A form}} is submitted with {{a specific value}} in {{a specific field}}', 'uncanny-automator-pro' ),
			'action'              => 'caldera_forms_submit_complete',
			'type'                => 'anonymous',
			'priority'            => 99,
			'accepted_args'       => 4,
			'validation_function' => array( $this, 'caldera_forms_submit' ),
			'options_callback'    => array( $this, 'load_options' ),
		);

		Automator()->register->trigger( $trigger );
	}

	/**
	 * @return array[]
	 */
	public function load_options() {
		return Automator()->utilities->keep_order_of_options(
			array(
				'options_group' => array(
					$this->trigger_meta => array(
						Automator()->helpers->recipe->caldera_forms->options->list_caldera_forms_forms(
							null,
							$this->trigger_meta,
							array(
								'token'        => false,
								'is_ajax'      => true,
								'target_field' => $this->trigger_code,
								'endpoint'     => 'select_form_fields_ANONCFFORMS',
							)
						),
						Automator()->helpers->recipe->field->select_field( $this->trigger_code, __( 'Field', 'uncanny-automator-pro' ) ),
						Automator()->helpers->recipe->field->text_field( 'SUBVALUE', __( 'Value', 'uncanny-automator-pro' ) ),
					),
				),
			)
		);
	}

	/**
	 * Validation function when the trigger action is hit
	 *
	 * @param $form
	 * @param $result
	 */
	public function caldera_forms_submit( $form, $referrer, $process_id, $entryid ) {

		$user_id = get_current_user_id();

		if ( empty( $form ) ) {
			return;
		}

		$recipes    = Automator()->get->recipes_from_trigger_code( $this->trigger_code );
		$conditions = $this->match_condition( $form, $recipes, $this->trigger_meta, $this->trigger_code, 'SUBVALUE' );

		if ( ! $conditions ) {
			return;
		}

		if ( ! empty( $conditions ) ) {
			foreach ( $conditions['recipe_ids'] as $trigger_id => $recipe_id ) {
				if ( ! Automator()->is_recipe_completed( $recipe_id, $user_id ) ) {
					$args = array(
						'code'             => $this->trigger_code,
						'meta'             => $this->trigger_meta,
						'recipe_to_match'  => $recipe_id,
						'trigger_to_match' => $trigger_id,
						'ignore_post_id'   => true,
						'user_id'          => $user_id,
					);

					Automator()->maybe_add_trigger_entry( $args );
				}
			}
		}

	}

	/**
	 * @param      $form
	 * @param null $recipes
	 * @param null $trigger_meta
	 * @param null $trigger_code
	 * @param null $trigger_second_code
	 *
	 * @return array|bool
	 */
	public function match_condition( $form, $recipes = null, $trigger_meta = null, $trigger_code = null, $trigger_second_code = null ) {

		if ( null === $recipes ) {
			return false;
		}

		$matches        = array();
		$recipe_ids     = array();
		$entry_to_match = $form['ID'];

		foreach ( $recipes as $recipe ) {
			foreach ( $recipe['triggers'] as $trigger ) {
				if ( key_exists( $trigger_meta, $trigger['meta'] ) && (string) $trigger['meta'][ $trigger_meta ] === (string) $entry_to_match ) {
					$matches[ $trigger['ID'] ]    = array(
						'field' => $trigger['meta'][ $trigger_code ],
						'value' => $trigger['meta'][ $trigger_second_code ],
					);
					$recipe_ids[ $trigger['ID'] ] = $recipe['ID'];
				}
			}
		}

		if ( ! empty( $matches ) ) {
			foreach ( $matches as $trigger_id => $match ) {
				if ( $_POST[ $match['field'] ] != $match['value'] ) {
					unset( $recipe_ids[ $trigger_id ] );
				}
			}
		}

		if ( ! empty( $recipe_ids ) ) {
			return array(
				'recipe_ids' => $recipe_ids,
				'result'     => true,
			);
		}

		return false;
	}

}
