cxxfds-service/app/Http/Requests/Admin/StoreFormSchemaDefinitionRequest.php

<?php

namespace App\Http\Requests\Admin;

use App\Models\FormSchemaDefinition;
use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Validation\Rule;

class StoreFormSchemaDefinitionRequest extends FormRequest
{
    public function authorize(): bool
    {
        return true;
    }

    /**
     * @return array<string, mixed>
     */
    public function rules(): array
    {
        return [
            'purpose' => ['required', 'string', Rule::in([
                FormSchemaDefinition::PURPOSE_SIGNUP,
                FormSchemaDefinition::PURPOSE_REVIEW,
            ])],
            'name' => ['required', 'string', 'max:128'],
            /** 允许空数组（新建「空版本」）；required 会把 [] 判为空而拒绝 */
            'schema_json' => ['present', 'array'],
            'is_published' => ['sometimes', 'boolean'],
        ];
    }
}