// GET: List/Edit/5
public async Task <IActionResult> Edit(int?id)
{
var user = await _userManager.GetUserAsync(HttpContext.User);
if (id == null)
{
return(NotFound());
}
var movielistList = await _context.MovieList.Include(m => m.Movie).Include(m => m.List).Where(m => m.ListId == id).ToListAsync();
var viewModel = new MovieListEditViewModel()
{
AllMovies = await _context.Movie.Where(m => m.User == user).ToListAsync(),
MovieList = movielistList,
SelectedMovies = movielistList.Select(ml => ml.MovieId).ToList(),
List = await _context.List.FindAsync(id),
};
if (viewModel.AllMovieOptions == null)
{
return(NotFound());
}
if (viewModel.MovieList == null)
{
return(NotFound());
}
return(View(viewModel));
}
public async Task <IActionResult> Edit(int id, MovieListEditViewModel viewModel)
{
var user = await _userManager.GetUserAsync(HttpContext.User);
if (id != viewModel.List.ListId)
{
return(NotFound());
}
ModelState.Remove("List.UserId");
ModelState.Remove("List.User");
ModelState.Remove("Movie.User");
ModelState.Remove("Movie.Title");
ModelState.Remove("Movie.Description");
ModelState.Remove("Movie.Director");
ModelState.Remove("Movie.UserId");
if (ModelState.IsValid)
{
try
{
var moviesInList = _context.MovieList.Where(mIL => mIL.ListId == id).ToList();
foreach (var originalMovie in moviesInList)
{
var originalMovieId = originalMovie.MovieId;
var movieInSelectedList = viewModel.SelectedMovies.Find(mISL => mISL == originalMovieId);
if (movieInSelectedList == 0)
{
_context.MovieList.Remove(originalMovie);
}
}
foreach (var selectedMovie in viewModel.SelectedMovies)
{
var movieInOriginalList = moviesInList.Find(m => m.MovieId == selectedMovie);
if (movieInOriginalList == null)
{
var SelectedMovieInstance = new MovieList
{
ListId = id,
MovieId = selectedMovie
};
_context.MovieList.Add(SelectedMovieInstance);
}
}
viewModel.List.UserId = user.Id;
_context.Update(viewModel.List);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!ListExists(viewModel.List.ListId))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
return(View(viewModel.List));
}
