public function define_trigger() {

		$options = Automator()->helpers->recipe->woocommerce->options->all_wc_products( esc_attr__( 'Product', 'uncanny-automator' ) );

		$options['options'] = array( '-1' => esc_attr__( 'Any product', 'uncanny-automator' ) ) + $options['options'];

		$trigger = array(
			'author'              => Automator()->get_author_name( $this->trigger_code ),
			'support_link'        => Automator()->get_author_support_link( $this->trigger_code, 'integration/woocommerce/' ),
			'integration'         => self::$integration,
			'code'                => $this->trigger_code,
			'is_deprecated'       => true,
			/* translators: Logged-in trigger - WooCommerce */
			'sentence'            => sprintf( esc_attr__( 'A user purchases {{a product:%1$s}} {{a number of:%2$s}} time(s)', 'uncanny-automator' ), $this->trigger_meta, 'NUMTIMES' ),
			/* translators: Logged-in trigger - WooCommerce */
			'select_option_name'  => esc_attr__( 'A user purchases {{a product}}', 'uncanny-automator' ),
			'action'              => [
				'woocommerce_order_status_completed',
				'woocommerce_thankyou',
				'woocommerce_payment_complete',
			],
			'priority'            => 99,
			'accepted_args'       => 1,
			'validation_function' => array( $this, 'payment_completed' ),
			'options'             => [
				Automator()->helpers->recipe->options->number_of_times(),
				$options,
			],
		);

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

		return;
	}