public async Task CheckValidityAsync(IStringLocalizer localizer, MemCheckDbContext dbContext)
{
CardInputValidator.Run(this, localizer);
var cards = dbContext.Cards
.Include(card => card.CardLanguage)
.Include(card => card.Images)
.Include(card => card.TagsInCards)
.ThenInclude(tag => tag.Tag)
.Include(card => card.UsersWithView)
.AsSingleQuery()
.Where(card => card.Id == CardId);
if (!await cards.AnyAsync())
{
throw new RequestInputException("Unknown card id");
}
var card = cards.Single();
var dataBeforeUpdate = new
{
CardLanguageId = card.CardLanguage.Id,
card.FrontSide,
card.BackSide,
card.AdditionalInfo,
TagIds = card.TagsInCards.Select(tag => tag.TagId),
UserWithVisibilityIds = card.UsersWithView.Select(u => u.UserId),
card.Images
};
if ((dataBeforeUpdate.CardLanguageId == LanguageId) &&
(dataBeforeUpdate.FrontSide == FrontSide) &&
(dataBeforeUpdate.BackSide == BackSide) &&
(dataBeforeUpdate.AdditionalInfo == AdditionalInfo) &&
Enumerable.SequenceEqual(dataBeforeUpdate.TagIds.OrderBy(tagId => tagId), Tags.OrderBy(tagId => tagId)) &&
Enumerable.SequenceEqual(dataBeforeUpdate.UserWithVisibilityIds.OrderBy(userId => userId), UsersWithVisibility.OrderBy(userId => userId)) &&
SameImageLists(dataBeforeUpdate.Images))
{
throw new RequestInputException(localizer["CanNotUpdateMetadataBecauseSameAsOriginal"].Value);
}
//to do: reducing UsersWithView must check that this will not break anybody's deck, nor prevent an author of a version of this card from viewing it
}
public async Task <Guid> RunAsync(Request request, IStringLocalizer localizer)
{
CardInputValidator.Run(request, localizer);
var language = dbContext.CardLanguages.Where(language => language.Id == request.LanguageId).Single();
var card = new Card()
{
FrontSide = request.FrontSide,
BackSide = request.BackSide,
AdditionalInfo = request.AdditionalInfo,
CardLanguage = language,
VersionCreator = request.VersionCreator,
InitialCreationUtcDate = DateTime.Now.ToUniversalTime(),
VersionUtcDate = DateTime.Now.ToUniversalTime(),
VersionDescription = request.VersionDescription
};
dbContext.Cards.Add(card);
var usersWithView = new List <UserWithViewOnCard>();
foreach (var userFromRequestId in request.UsersWithVisibility)
{
var userFromDb = dbContext.Users.Where(u => u.Id == userFromRequestId).Single();
var userWithView = new UserWithViewOnCard()
{
UserId = userFromDb.Id, User = userFromDb, CardId = card.Id, Card = card
};
dbContext.UsersWithViewOnCards.Add(userWithView);
usersWithView.Add(userWithView);
}
card.UsersWithView = usersWithView;
var tagsInCards = new List <TagInCard>();
foreach (var tagToAdd in request.Tags)
{
var tagFromDb = dbContext.Tags.Where(t => t.Id == tagToAdd).Single();
var tagInCard = new TagInCard()
{
TagId = tagFromDb.Id, Tag = tagFromDb, CardId = card.Id
};
dbContext.TagsInCards.Add(tagInCard);
tagsInCards.Add(tagInCard);
}
card.TagsInCards = tagsInCards;
var cardImageList = new List <ImageInCard>();
foreach (var image in request.FrontSideImageList)
{
AddImage(card.Id, image, 1, cardImageList);
}
foreach (var image in request.BackSideImageList)
{
AddImage(card.Id, image, 2, cardImageList);
}
foreach (var image in request.AdditionalInfoImageList)
{
AddImage(card.Id, image, 3, cardImageList);
}
card.Images = cardImageList;
await dbContext.SaveChangesAsync();
return(card.Id);
}
public async Task CheckValidityAsync(CallContext callContext)
{
CardInputValidator.Run(this, callContext.Localized);
await Task.CompletedTask;
}
