<?php

namespace App\Http\Requests\Product;

use Illuminate\Foundation\Http\FormRequest;

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

    public function rules(): array
    {
        // Based on existing controller logic, update rules are similar but allow optional fields if strictly updating parameters
        // However, standard update often requires validating presence if they are being updated.
        // Controller used specific rules.
        
        // We need to fetch the product to know its type if 'type_id' is not in request (usually it is in hidden field).
        // Assuming type_id is present in update form as per Controller logic.
        
        $rules = [
            'name' => ['required', 'string', 'max:255'],
            'price' => ['required', 'numeric', 'min:0'],
            'product_id' => ['required', 'exists:products,id'],
        ];
        
        $typeId = (int) $this->input('type_id');
        
        if ($typeId === 4) { // VPS
             $rules = array_merge($rules, [
                'cpu' => ['required'],
                'ram' => ['required'],
                'disk' => ['required'],
            ]);
        }
        
        return $rules;
    }
}