baoshi-was/app/ProcurementQuotation.php

<?php

namespace App;

use App\Traits\ModelTimeFormat;
use Illuminate\Database\Eloquent\Model;

use App\Traits\ModelLogChanging;

class ProcurementQuotation extends Model
{
    use ModelLogChanging;
    use ModelTimeFormat;

    protected $fillable=[
        'procurement_id','offer', 'operator', 'quoted_at','status','created_at','supplier_id'
    ];

    public  function supplier(){
        return $this->hasOne('App\Supplier','id','supplier_id');
    }
}