<?php
/**
 * Test data: how much one step may do.
 *
 * @package AdminPowerups
 */

namespace SmartWP\AdminPowerups\Modules\TestData;

defined( 'ABSPATH' ) || exit;

/**
 * A step's time budget: the first item always runs, later ones only before the deadline.
 *
 * @since 1.0.0
 */
final class Budget {

	/**
	 * Deadline (microtime).
	 *
	 * @var float
	 */
	private $deadline;

	/**
	 * Items done in this step.
	 *
	 * @var int
	 */
	private $worked = 0;

	/**
	 * Constructor.
	 *
	 * @since 1.0.0
	 * @param float $seconds Seconds (0 = one item).
	 */
	public function __construct( float $seconds ) {
		$this->deadline = microtime( true ) + max( 0.0, $seconds );
	}

	/**
	 * Whether there's time for another item.
	 *
	 * @since 1.0.0
	 * @return bool
	 */
	public function has_time(): bool {
		return 0 === $this->worked || microtime( true ) < $this->deadline;
	}

	/**
	 * Count one item done.
	 *
	 * @since 1.0.0
	 * @return void
	 */
	public function spend(): void {
		++$this->worked;
	}
}