<?php
/**
 * Created by PhpStorm.
 * User: weizongsong
 * Date: 2019-10-03
 * Time: 08:25
 */

namespace App\Forms\Fields;

use App\Components\CustomModelFormBuilder;
use App\Models\CustomModelFields;
use Kris\LaravelFormBuilder\Fields\FormField;

class Relation extends FormField
{
    protected function getTemplate()
    {
        // At first it tries to load config variable,
        // and if fails falls back to loading view
        // resources/views/laravel-form-builder/custom-model/relation.blade.php
        return 'laravel-form-builder.custom-model.relation';
    }

    public function render(array $options = [], $showLabel = true, $showField = true, $showError = true)
    {
        $belongs_field_id = $this->getOptions()["field_id"];
        $belongs_field = CustomModelFields::with(["subCustomModel" => function ($query) {
            $query->with(["fields" => function ($query_builder) {
                $query_builder->orderBy("myindex");
            }]);
        }])->find($belongs_field_id);

        foreach ($belongs_field->subCustomModel->fields as $field) {
            if (!$field->name) {
                continue;
            }
            $field->original_name = $field->name;
            $field->name = $belongs_field->name . "[" . $field->name . "]" . "[]";
        }

        $options["belongs_field"] = $belongs_field;
        $sub_form = (new CustomModelFormBuilder($belongs_field->subCustomModel))->generateFrom();
        $options["sub_form"] = $sub_form;

        return parent::render($options, $showLabel, $showField, $showError);
    }
}