<?php

namespace App\Http\Requests\Api\V1\ModelParameter;

use Illuminate\Foundation\Http\FormRequest;

class CreateModelParameterRequest extends FormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     */
    public function authorize(): bool
    {
        return true;
    }

    /**
     * Get the validation rules that apply to the request.
     */
    public function rules(): array
    {
        return [
            'name' => ['required', 'string', 'max:50', 'regex:/^[a-zA-Z][a-zA-Z0-9_]*$/'],
            'label' => ['required', 'string', 'max:100'],
            'type' => ['required', 'string', 'in:INPUT,OUTPUT'],
            'data_type' => ['required', 'string', 'in:INTEGER,DECIMAL,STRING,BOOLEAN'],
            'unit' => ['nullable', 'string', 'max:20'],
            'default_value' => ['nullable', 'string', 'max:255'],
            'min_value' => ['nullable', 'numeric'],
            'max_value' => ['nullable', 'numeric', 'gte:min_value'],
            'enum_values' => ['nullable', 'array'],
            'enum_values.*' => ['string', 'max:100'],
            'validation_rules' => ['nullable', 'string', 'max:500'],
            'description' => ['nullable', 'string', 'max:500'],
            'is_required' => ['boolean'],
            'display_order' => ['integer', 'min:0'],
        ];
    }

    /**
     * Get custom messages for validator errors.
     */
    public function messages(): array
    {
        return [
            'name.regex' => __('validation.model_parameter.name_format'),
            'max_value.gte' => __('validation.model_parameter.max_value_gte_min'),
        ];
    }

    /**
     * Get custom attribute names for validator errors.
     */
    public function attributes(): array
    {
        return [
            'name' => __('validation.attributes.parameter_name'),
            'label' => __('validation.attributes.parameter_label'),
            'type' => __('validation.attributes.parameter_type'),
            'data_type' => __('validation.attributes.data_type'),
            'unit' => __('validation.attributes.unit'),
            'default_value' => __('validation.attributes.default_value'),
            'min_value' => __('validation.attributes.min_value'),
            'max_value' => __('validation.attributes.max_value'),
            'enum_values' => __('validation.attributes.enum_values'),
            'validation_rules' => __('validation.attributes.validation_rules'),
            'description' => __('validation.attributes.description'),
            'is_required' => __('validation.attributes.is_required'),
            'display_order' => __('validation.attributes.display_order'),
        ];
    }

    /**
     * Prepare the data for validation.
     */
    protected function prepareForValidation(): void
    {
        $this->merge([
            'is_required' => $this->boolean('is_required'),
            'display_order' => $this->integer('display_order', 0),
        ]);
    }
}