app-api/app/Models/Address.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class Address extends Model
{
    protected $table = 'address';
    public $timestamps=false;

    protected $fillable=['province','city','area','con_name','con_mobile','address','uid'];

    protected $hidden=['status'];

    public function user()
    {
        return $this->belongsTo(User::class,'uid','id');
    }
    public function users()
    {
        return $this->belongsTo(User::class,'mobile','mobile');
    }
    public function get_user(){
        return $this->belongsTo(User::class,'mobile','mobile')->whereIn('cert_status',[3,6]);
    }
}