<?php

declare(strict_types=1);

namespace Tests\Framework\Waf\Feedback;

use App\Framework\DateTime\Clock;

/**
 * Test implementation of the Clock interface for unit tests
 */
final class TestClock implements Clock
{
    private \DateTimeImmutable $fixedTime;

    /**
     * @param string $fixedTime Fixed time in format 'Y-m-d H:i:s'
     */
    public function __construct(string $fixedTime = '2025-08-04 18:39:00')
    {
        $this->fixedTime = new \DateTimeImmutable($fixedTime);
    }

    /**
     * {@inheritdoc}
     */
    public function now(): \DateTimeImmutable
    {
        return $this->fixedTime;
    }

    /**
     * {@inheritdoc}
     */
    public function yesterday(): \DateTimeImmutable
    {
        return $this->fixedTime->modify('-1 day');
    }

    /**
     * {@inheritdoc}
     */
    public function today(): \DateTimeImmutable
    {
        return $this->fixedTime->setTime(0, 0);
    }

    /**
     * {@inheritdoc}
     */
    public function tomorrow(): \DateTimeImmutable
    {
        return $this->fixedTime->modify('+1 day');
    }

    /**
     * {@inheritdoc}
     */
    public function time(int $hour = 0, int $minute = 0, int $second = 0): \DateTimeImmutable
    {
        return $this->fixedTime->setTime($hour, $minute, $second);
    }

    /**
     * {@inheritdoc}
     */
    public static function fromTimestamp(int $timestamp): \DateTimeImmutable
    {
        return (new \DateTimeImmutable())->setTimestamp($timestamp);
    }

    /**
     * {@inheritdoc}
     */
    public static function fromString(string $datetime): \DateTimeImmutable
    {
        return new \DateTimeImmutable($datetime);
    }

    /**
     * Set the fixed time to a new value
     *
     * @param string $fixedTime Fixed time in format 'Y-m-d H:i:s'
     * @return self
     */
    public function withFixedTime(string $fixedTime): self
    {
        $clone = clone $this;
        $clone->fixedTime = new \DateTimeImmutable($fixedTime);

        return $clone;
    }
}