<?php
if ( ! defined( 'ABSPATH' ) ) {
	die();
}

/**
 * Class Forminator_Admin_Import_Ninja
 *
 * @since 1.7
 */
class Forminator_Admin_Import_Ninja extends Forminator_Import_Mediator {

	/**
	 * Plugin instance
	 *
	 * @since  1.7
	 * @access private
	 * @var null
	 */
	private static $instance = null;

	/**
	 * Return the plugin instance
	 *
	 * @since 1.7
	 * @return Forminator
	 */
	public static function get_instance() {
		if ( is_null( self::$instance ) ) {
			self::$instance = new self();
		}

		return self::$instance;
	}

	/**
	 * Check in multipart exists
	 *
	 * @since 1.7
	 * @return bool
	 */
	public function ninja_multipart() {
		if ( class_exists( 'NF_MultiPart' ) ) {
			return true;
		}

		return false;

	}
	public function insert_pagination( $array, $insert, $position ) {
		/*
		$array : The initial array i want to modify
		$insert : the new array i want to add, eg array('key' => 'value') or array('value')
		$position : the position where the new array will be inserted into. Please mind that arrays start at 0
		*/
		return array_slice( $array, 0, $position, true ) + $insert + array_slice( $array, $position, null, true );
	}
	/**
	 * Insert form data
	 *
	 * @since 1.7
	 * @return array Form import message
	 */
	public function import_form( $id ) {
		$form        = Ninja_Forms()->form( $id );
		$form_fields = $form->get_fields();
		$actions     = $form->get_actions();
		$pagination  = ( ! empty( $form->get()->get_setting( 'formContentData' ) ) ? $form->get()->get_setting( 'formContentData' ) : array() );
		$data        = array();
		$new_fields  = array();
		$settings    = array();
		$tags        = array();
		$count       = array();
		$page_total  = 0;
		$mkey        = 0;

		// multipart.
		if ( $this->ninja_multipart() && isset( $pagination[0]['formContentData'] ) ) {
			$page_total = count( $pagination );
			foreach ( $pagination as $key => $value ) {
				$page_key              = call_user_func( 'end', array_values( $value['formContentData'] ) );
				$page[ "{$page_key}" ] = $value['order'] + 1;
			}
		}

		// fields import.
		foreach ( $form_fields as $key => $field ) {

			$type = $this->get_thirdparty_field_type( $field->get_setting( 'type' ) );
			if ( '' === $type ) {
				continue;
			}

			if ( 'submit' === $type ) {
				$submit_label = esc_html( $field->get_setting( 'label' ) );
			} else {
				if ( isset( $count[ $type ] ) && $count[ $type ] > 0 ) {
					$count[ $type ] = $count[ $type ] + 1;
				} else {
					$count[ $type ] = 1;
				}

				$options       = $field->get_setting( 'options' );
				$field_options = array();
				$wrapper       = 'wrapper-' . $this->random_wrapper_int() . '-' . $this->random_wrapper_int();

				if ( ! empty( $options ) ) {
					foreach ( $options as $key => $option ) {
						$field_options[] = array(
							'label' => esc_html( $option['label'] ),
							'value' => esc_html( $option['value'] ),
							'limit' => '',
						);
					}
				}

				$new_fields[ $mkey ] = array(
					'field_label'  => esc_html( $field->get_setting( 'label' ) ),
					'type'         => esc_html( $type ),
					'element_id'   => esc_html( $type . '-' . $count[ $type ] ),
					'cols'         => 12,
					'wrapper_id'   => $wrapper,
					'options'      => $field_options,
					'required'     => filter_var( $field->get_setting( 'required' ), FILTER_VALIDATE_BOOLEAN ),
					'custom-class' => $field->get_setting( 'element_class' ),
					'description'  => ( ! empty( $field->get_setting( 'desc_text' ) ) ? $field->get_setting( 'desc_text' ) : '' ),
					'placeholder'  => $field->get_setting( 'placeholder' ),
				);

				if ( 'address' === $type ) {
					if ( 'address' === $field->get_setting( 'type' ) ) {
						$new_fields[ $mkey ]['street_address']  = true;
						$new_fields[ $mkey ]['address_city']    = true;
						$new_fields[ $mkey ]['address_state']   = true;
						$new_fields[ $mkey ]['address_zip']     = true;
						$new_fields[ $mkey ]['address_country'] = true;
						$new_fields[ $mkey ]['address_line']    = true;
					} elseif ( 'city' === $field->get_setting( 'type' ) ) {
						$new_fields[ $mkey ]['address_city'] = true;
					} elseif ( 'zip' === $field->get_setting( 'type' ) ) {
						$new_fields[ $mkey ]['address_zip'] = true;
					} elseif ( 'country' === $field->get_setting( 'type' ) ) {
						$new_fields[ $mkey ]['address_country'] = true;
					}
				}

				if ( 'multiselect' === $type ) {
					$new_fields[ $mkey ]['value_type'] = 'multiselect';
				}
			}

			$tag_key              = $field->get_setting( 'key' );
			$tags[ "{$tag_key}" ] = "{$new_fields[$mkey]['element_id']}";

			if ( isset( $page[ "{$tag_key}" ] ) && $page[ "{$tag_key}" ] < $page_total ) {
				$mkey++;
				$element_key = $page[ "{$tag_key}" ];

				$new_fields[ $mkey ] = array(
					'type'       => 'pagination',
					'element_id' => esc_html( 'pagination-' . $element_key ),
					'cols'       => 12,
					'wrapper_id' => 'wrapper-' . $this->random_wrapper_int() . '-' . $this->random_wrapper_int(),
				);
			}

			$mkey++;
		}//endforeach fields import

		$settings['use-admin-email'] = false;
		$settings['use-user-email']  = false;

		// form actions.
		foreach ( $actions as $key => $action ) {
			$action = $action->get_settings();
			$active = filter_var( $action['active'], FILTER_VALIDATE_BOOLEAN );

			if ( false === $active ) {
				continue;
			}

			if ( 'email' === $action['type'] ) {

				// admin email detection.
				if ( isset( $action['to'] ) && '{system:admin_email}' === $action['to'] && false === $settings['use-admin-email'] ) {
					$settings['use-admin-email']        = true;
					$settings['admin-email-title']      = $this->replace_invalid_tags( $action['email_subject'], $tags );
					$settings['admin-email-editor']     = $this->replace_invalid_tags( $action['email_message'], $tags );
					$settings['admin-email-from-name']  = $this->replace_invalid_tags( $action['reply_to'], $tags );
					$settings['admin-email-recipients'] = get_bloginfo( 'admin_email' );
				}

				// get the first user notification action.
				if ( isset( $action['to'] ) && '{system:admin_email}' !== $action['to'] && false === $settings['use-user-email'] ) {
					$settings['use-user-email']        = true;
					$settings['user-email-title']      = $this->replace_invalid_tags( $action['email_subject'], $tags );
					$settings['user-email-editor']     = $this->replace_invalid_tags( $action['email_message'], $tags );
					$settings['user-email-from-name']  = $this->replace_invalid_tags( $action['reply_to'], $tags );
					$settings['user-email-recipients'] = $this->replace_invalid_tags( $action['to'], $tags );
				}
			} elseif ( 'redirect' === $action['type'] ) {
				$settings['submission-behaviour'] = 'behaviour-redirect';
				$settings['redirect-url']         = $action['redirect_url'];
			} elseif ( 'successmessage' === $action['type'] && ! isset( $settings['submission-behaviour'] ) ) {
				$settings['submission-behaviour'] = 'behaviour-thankyou';
				$settings['thankyou-message']     = $action['message'];
			} elseif ( 'save' === $action['type'] ) {
				$settings['store_submissions'] = $action['active'];
			}
		}//endforeach form actions

		// final settings.
		$settings['formName']           = esc_html( $form->get()->get_setting( 'title' ) );
		$settings['custom-submit-text'] = isset( $submit_label ) ? $submit_label : '';

		// form data.
		$data['status']           = 'publish';
		$data['version']          = FORMINATOR_VERSION;
		$data['type']             = 'form';
		$data['data']['fields']   = $new_fields;
		$data['data']['settings'] = $settings;

		$data = apply_filters( 'forminator_ninja_form_import_data', $data );

		$import = $this->try_form_import( $data );

		return $import;
	}
}
