<?php

namespace App\Http\Requests\Karbohidrat;

use Illuminate\Contracts\Validation\Validator;
use Illuminate\Foundation\Http\FormRequest;
use Illuminate\Http\Exceptions\HttpResponseException;
use Illuminate\Support\Facades\DB;

class RequestUpdateKarbohidrat extends FormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     */
    public function rules(): array
    {
       return [
            'nama_karbohidrat' => 'required|string',
            'nilai_kalori' => 'nullable'
        ];
    }

    public function messages(){
       return [
            'nama_karbohidrat.required' => 'Nama Karbohidrat wajib diisi'
        ];
    }

     protected function failedValidation(Validator $validator){
        throw new HttpResponseException(
            response()->json([
                'status'    => 'VALIDATION_FAILED',
                'message'   => 'Validasi Gagal',
                'errors'    => $validator->errors()->messages(),
            ], 422)
        );
    }

    public function withValidator($validator){
        $validator->after(function($validator){
            $id = $this->route('karbohidrat') ?? $this->karbohidrat_id ?? null;
            $exists = DB::connection('dbOrderGizi')
                ->table('public.karbohidrat')
                ->where('statusenabled', true)
                ->where('nama_karbohidrat', 'ILIKE', $this->input('nama_karbohidrat'));

            if($id) $exists->where('karbohidrat_id', '!=', $id);

            if($exists->exists()){
                $validator->errors()->add(
                    'nama_karbohidrat',
                    'Nama Karbohidrat sudah digunakan'
                );
            }
        });
    }

}