buckets/app/Actions/CreateScenarioAction.php

<?php

namespace App\Actions;

use App\Enums\BucketAllocationTypeEnum;
use App\Models\Scenario;
use Illuminate\Support\Facades\DB;

readonly class CreateScenarioAction
{
    public function __construct(
        private CreateBucketAction $createBucketAction
    ) {}

    public function execute(array $data): Scenario
    {
        return DB::transaction(function () use ($data) {
            $scenario = Scenario::create($data);
            $this->createDefaultBuckets($scenario);

            return $scenario;
        });
    }

    private function createDefaultBuckets(Scenario $scenario): void
    {
        $this->createBucketAction->execute($scenario, 'Monthly Expenses', BucketAllocationTypeEnum::FIXED_LIMIT, 0, 1);
        $this->createBucketAction->execute($scenario, 'Emergency Fund', BucketAllocationTypeEnum::FIXED_LIMIT, 0, 2);
        $this->createBucketAction->execute($scenario, 'Investments', BucketAllocationTypeEnum::UNLIMITED, null, 3);
    }
}