hasOne(Uploads::class, 'id', 'paramedic_sign_id'); } public function customerSign() { return $this->hasOne(Uploads::class, 'id', 'customer_sign_id'); } public function companySign() { return $this->hasOne(Uploads::class, 'id', 'company_sign_id'); } public function file() { return $this->hasOne(Uploads::class, 'id', 'file_id'); } public function order() { return $this->hasOne(Orders::class, 'id', 'order_id'); } public function paramedic() { return $this->hasOne(Paramedic::class, 'id', 'paramedic_id'); } public function customer() { return $this->hasOne(\App\Customer::class, 'id', 'customer_id'); } }