'datetime', ]; public function medical_center() { return $this->belongsTo('App\MedicalCenter'); } public function test_results() { return $this->hasMany('App\TestResult'); } public function test_types() { return $this->hasMany('App\TestType'); } public function findForPassport($username) { return $this->where('cell_number', $username)->where('status', 'Active')->first(); } public function messagesSent() { return $this->hasMany('App\Message', 'sender_user_id'); } public function messagesReceived() { return $this->hasMany('App\Message', 'recipient_user_id'); } public function packages() { return $this->hasMany('App\Package'); } public function items() { return $this->hasMany('App\Item'); } public function labels() { return $this->hasMany('App\Label'); } public function cycles() { return $this->hasMany('App\Cycle'); } }