<?php

namespace App\Support;

use App\Models\Objects\NirObject;
use App\Models\Objects\ObjectType;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\MorphToMany;

trait HasObjectsTrait {
    public function objects(): MorphToMany {
        return $this->morphToMany(NirObject::class, 'objectable')->orderByPivot('ord')->withTimestamps();
    }

    public function getObjectAttribute() {
        return $this->objects()->first();
    }


    public function getObject($typeName): ?Model {
        return ($type = ObjectType::query()->where(['name' => $typeName])->first()) ? $this->objects()->firstOrCreate(['type_id' => $type->id]) : null;
    }

    public function createObject($typeName, $ord = null): ?Model {
        if (($type = ObjectType::query()->where(['name' => $typeName])->first()) && ($object = NirObject::create(['type_id' => $type->id]))) {
            if ($ord !== null) $ord = ($res = $this->objects()->where(['type_id' => $type->id])->withPivot('ord')->reorder()->orderByPivot('ord', 'desc')->first()) ? ($res->pivot->ord + 1) : 0;
            $this->objects()->attach($object->id, ['ord' => $ord]);
            return $object;
        }
        return null;
    }

    public function getValue($fieldName) {
        return $this->object ? $this->object->getValue($fieldName) : null;
    }

    public function setValue($fieldName, $value) {
        return $this->object ? $this->object->setValue($fieldName, $value) : null;
    }

    public function setValues(array $values) {
        return $this->object ? $this->object->setValues($values) : null;
    }

    public function addValue($fieldName, $value) {
        return $this->object ? $this->object->addValue($fieldName, $value) : null;
    }

}