datetime-duration-challenge/app/Http/Controllers/CalculateDurationController.php

<?php

namespace App\Http\Controllers;

use App\Enums\DurationModifier;
use App\Http\Requests\CalculateDurationRequest;
use App\Http\Resources\CalculateDurationResponse;
use App\Services\CalculateDuration;
use DateTimeImmutable;

class CalculateDurationController extends Controller
{
    public function __invoke(CalculateDurationRequest $request): CalculateDurationResponse
    {
        $startData = $request->validated('start');
        $endData = $request->validated('end');

        $start = DateTimeImmutable::createFromFormat('Y-m-d', $startData['date'], $startData['timezone'] ?? null);
        $end = DateTimeImmutable::createFromFormat('Y-m-d', $endData['date'], $endData['timezone'] ?? null);

        $calculateDuration = new CalculateDuration($start, $end);

        $durationModifier = DurationModifier::tryFrom($request->validated('convert_to')) ?? DurationModifier::None;

        return new CalculateDurationResponse(
            $calculateDuration->result($durationModifier)
        );
    }
}