/// <summary>
/// Method to update mechanisms of a game
/// </summary>
/// <param name="selectedMechanisms">mechanisms to apply</param>
/// <param name="gameToUpdate">Game that needs changes</param>
public void UpdateGamesMechanisms(string[] selectedMechanisms, Game gameToUpdate)
{
if (selectedMechanisms == null)
{
gameToUpdate.MechanismsGames = new List <MechanismsGames>();
return;
}
var selectedMecha = new HashSet <string>(selectedMechanisms);
var gamesMecha = new HashSet <int>
(gameToUpdate.MechanismsGames.Select(c => c.Mechanism.Id));
foreach (var m in _context.Mechanism)
{
if (selectedMecha.Contains(m.Id.ToString()))
{
if (!gamesMecha.Contains(m.Id))
{
gameToUpdate.MechanismsGames.Add(new MechanismsGames()
{
GameId = gameToUpdate.Id, MechanismId = m.Id
});
}
}
else
{
if (gamesMecha.Contains(m.Id))
{
MechanismsGames mToRemove = gameToUpdate.MechanismsGames.FirstOrDefault(i => i.MechanismId == m.Id);
_context.Remove(mToRemove);
}
}
}
}
public async Task <IActionResult> Create([Bind("Id,Name,Description,MinPlayer,MaxPlayer,MinimumAge,GameTime,Price,ReleaseDate,BuyLink,VideoLink,PictureLink,Validate,DifficultyId,IllustratorId,EditorId")] Game game, string[] selectedThemes, string[] selectedMs, string[] selectedMecha)
{
if (game.EditorId == -1)
{
game.EditorId = null;
}
if (game.DifficultyId == -1)
{
game.DifficultyId = null;
}
if (game.IllustratorId == -1)
{
game.IllustratorId = null;
}
if (selectedMecha != null)
{
game.MechanismsGames = new List <MechanismsGames>();
foreach (var mecha in selectedMecha)
{
var mechaToAdd = new MechanismsGames()
{
GameId = game.Id, MechanismId = int.Parse(mecha)
};
game.MechanismsGames.Add(mechaToAdd);
}
}
if (selectedMs != null)
{
game.MaterialSupportsGames = new List <MaterialSupportsGames>();
foreach (var ms in selectedMs)
{
var msToAdd = new MaterialSupportsGames()
{
GameId = game.Id, MaterialSupportId = int.Parse(ms)
};
game.MaterialSupportsGames.Add(msToAdd);
}
}
if (selectedThemes != null)
{
game.ThemesGames = new List <ThemesGames>();
foreach (var t in selectedThemes)
{
var themeToAdd = new ThemesGames()
{
GameId = game.Id, ThemeId = int.Parse(t)
};
game.ThemesGames.Add(themeToAdd);
}
}
if (ModelState.IsValid)
{
_context.Add(game);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
else
{
var errors = ModelState.Select(x => x.Value.Errors)
.Where(y => y.Count > 0)
.ToList();
var test = errors;
}
ViewDataRelationOtM(game);
ViewDataRelationMtM(game);
return(View(game));
}
