<?php

namespace bff\modules\svc\models;

use Svc;
use bff\db\illuminate\Model;
use bff\db\illuminate\Langs;

/**
 * Svc: Service model
 * @copyright Tamaranga
 */
class Service extends Model
{
    use Langs;

    protected $table = Svc::TABLE_SERVICES;
    protected $casts = [
        'settings' => 'json',
    ];

    public function langColumns(): array
    {
        return ['title', 'description', 'description_view'];
    }

    /**
     * Modifier user relation
     * @return \Illuminate\Database\Eloquent\Relations\HasOne
     */
    public function modifier()
    {
        return $this->hasOne($this->modelClass('User', 'Users'), 'user_id', 'modified_by');
    }

    protected static function booted()
    {
        parent::booted();

        static::creating(function ($self) {
            /** @var $self self */
            if (empty($self->num)) {
                $self->tap(function ($query) use ($self) {
                    if (! empty($self->service_type)) {
                        $query->where('service_type', '=', $self->service_type);
                    }
                    if (! empty($self->group_key)) {
                        $query->where('group_key', '=', $self->group_key);
                    }
                    $self->num = (int)$query->max('num') + 1;
                });
            }
        });
    }
}