<?php
  
  namespace App\Models;
  
  use Illuminate\Database\Eloquent\Factories\HasFactory;
  use Illuminate\Database\Eloquent\Model;
  
  class Job_title extends Model
  {
      use HasFactory;

      protected $fillable = [
          'name',
          'is_remove',
          'parent_id',

          'sort',

          'position_id',
          'is_bd'

         ];

      /*
         * Связь модели Вакансии (Ad_employer) с моделью Должности (Job_title)
         */
      public function Ads() {
          return $this->belongsToMany(Ad_employer::class, 'ad_jobs');
      }

      /*
       * Связь таблицы job_titles с таблицей job_titles через ключ parent_id
         многие-к-одному
      */
      public function parent() {
          return $this->belongsTo(Job_title::class, 'parent_id');
      }

      public function scopeActive($query) {
          return $query->where('is_remove', '=', '0');
      }

  
      public function scopeBdif($query) {
          return $query->where(function($q) {
              $q->where('is_bd', '1')->orwhere('is_bd', '2');
          });
      }
  
      public function scopeNotbdif($query) {
          return $query->where(function($q) {
              $q->where('is_bd', '0')->orwhere('is_bd', '2');
          });
      }

  }