public IHttpActionResult CreateNewRentals(NewRentalDto newRental)
{
var customer = _context.Customers.Single(c => c.Id == newRental.CustomerId);
var room = _context.Rooms.Single(m => m.Id == newRental.RoomId);
if (!room.IsOccupied == false)
{
return(BadRequest("This room is already occupied at the moment"));
}
room.IsOccupied = true;
var rental = new Rental
{
Customer = customer,
Room = room,
DateRented = DateTime.Now
};
_context.Rentals.Add(rental);
_context.SaveChanges();
return(Ok());
}
public IHttpActionResult createNewRentals(NewRentalDto newRental)
//public IHttpActionResult createNewRentals(int CustomerId, int[] MovieIds)
{
Customer customer = _context.Customers.SingleOrDefault(c => c.Id == newRental.CustomerId);
var movies = _context.Movies.Where(m => newRental.MovieIds.Contains(m.Id)).ToList();
foreach (var movie in movies)
{
if (movie.NumAvailable == 0)
{
return(BadRequest());
}
movie.NumAvailable--;
var rental = new Rental()
{
Customer = customer,
DateRented = DateTime.Now,
Movie = movie
};
_context.Rentals.Add(rental);
_context.SaveChanges();
}
return(Ok());
}
public IHttpActionResult Put(NewRentalDto dto)
{
throw new NotImplementedException();
}
public IHttpActionResult CreateNewRentals(NewRentalDto newRental)
{
throw new NotImplementedException();
}
public ActionResult Rent(NewRentalDto newrentaldto)
{
return(View());
}
public IHttpActionResult CreateNewRentals(NewRentalDto newRental)
{
throw new Exception();
}
public IHttpActionResult CreateNewRentals(NewRentalDto newRental)
{
/* Defensive approach used when multiple users access the same API, especially if they are all from different companies
*
* if (newRental.MovieIds.Count == 0)
* {
* return BadRequest("No Movie Ids have been given.");
* }
*
* var customer = _context.Customers.SingleOrDefault(c => c.Id == newRental.CustomerId);
*
* if(customer == null)
* {
* return BadRequest("CustomerId is not valid.");
* }
*
* var movies = _context.Movies.Where(m => newRental.MovieIds.Contains(m.Id)).ToList();
*
* if(movies.Count != newRental.MovieIds.Count)
* {
* return BadRequest("One or more MovieIds are invalid.");
* }
*
* foreach(var movie in movies)
* {
* if (movie.NumberAvailable == 0)
* {
* return BadRequest("Movie is not available.");
* }
*
* movie.NumberAvailable--;
*
* var rental = new Rental
* {
* Customer = customer,
* Movie = movie,
* DateRented = DateTime.Now
* };
*
* _context.Rentals.Add(rental);
* }
* _context.SaveChanges();
*
* return Ok();*/
// Optimistic approach, used when you have an API just to have communication between the backend and frontend of your application
var customer = _context.Customers.Single(c => c.Id == newRental.CustomerId);
var movies = _context.Movies.Where(m => newRental.MovieIds.Contains(m.Id)).ToList();
foreach (var movie in movies)
{
if (movie.NumberAvailable == 0)
{
return(BadRequest("Movie is not available."));
}
movie.NumberAvailable--;
var rental = new Rental
{
Customer = customer,
Movie = movie,
DateRented = DateTime.Now
};
_context.Rentals.Add(rental);
}
_context.SaveChanges();
return(Ok());
}
