public function get_tickets_in_cart( $tickets = [] ) {
		// If the cart is null, we need to bail to prevent any "Call to a member function on null" errors
		if ( is_null( WC()->cart ) ) {
			return [];
		}

		$contents = WC()->cart->get_cart_contents();
		if ( empty( $contents ) ) {
			return $tickets;
		}

		$event_key = tribe( 'tickets-plus.commerce.woo' )->event_key;

		foreach ( $contents as $item ) {
			$woo_check = get_post_meta( $item['product_id'], $event_key, true );

			if ( empty( $woo_check ) ) {
				continue;
			}

			$tickets[ $item['product_id'] ] = $item['quantity'];
		}

		return $tickets;
	}