/// <summary> /// API seacrh contact /// </summary> /// <param name="firstName"></param> /// <param name="lastname"></param> /// <param name="address"></param> /// <param name="telephoneNumber"></param> /// <returns></returns> public async Task <ActionResult <List <Contact> > > SearchContact(string firstName = "", string lastname = "", string address = "", string telephoneNumber = "") { var contact = await _context.SearchContact(firstName, lastname, address, telephoneNumber); if (contact == null) { return(NotFound()); } return(contact); }