public async Task <ServiceResponseDto> RemoveMemeFromCollectionAsync(RemoveMemeFromCollectionDto removeMemeFromCollectionDto)
{
ServiceResponseDto serviceResultDto = new ServiceResponseDto();
bool isOwnerOfCollection = await _collectionRepository.ExistsAsync(collection =>
collection.Id.Equals(removeMemeFromCollectionDto.CollectionId) &&
collection.UserId.Equals(removeMemeFromCollectionDto.UserId));
CollectionItemDetail actualCollectionItemDetail = await _collectionItemDetailRepository
.FindSingleByExpressionAsync(collectionItemDetail => collectionItemDetail.Id.Equals(removeMemeFromCollectionDto.CollectionItemDetailId));
// TODO: check if user is currently subscribed?
if (!actualCollectionItemDetail.AddedByUserId.Equals(removeMemeFromCollectionDto.UserId) || !isOwnerOfCollection)
{
serviceResultDto.Message = "Failed to remove meme because user is not authorized.";
return(serviceResultDto);
}
if (await _collectionItemDetailRepository.DeleteAsync(actualCollectionItemDetail))
{
serviceResultDto.Success = true;
serviceResultDto.Message = "Successfully removed meme from collection.";
}
else
{
serviceResultDto.Message = "Failed to remove meme from the collection";
}
return(serviceResultDto);
}
public async Task AddMemeToCollectionAsync_Should_Pass()
{
// Arrange
MemeDto expectedMemeDto = new MemeDto
{
Id = "a0Q558q",
ImageUrl = "https://images-cdn.9gag.com/photo/a0Q558q_700b.jpg",
VideoUrl = "http://img-9gag-fun.9cache.com/photo/a0Q558q_460sv.mp4",
PageUrl = "http://9gag.com/gag/a0Q558q",
Title = "Old but Gold"
};
Meme entity = DtoToEntityConverter.Convert <Meme, MemeDto>(expectedMemeDto);
Assert.IsTrue(await MemeRepository.CreateAsync(entity));
AddMemeToCollectionDto addMemeToCollectionDto = new AddMemeToCollectionDto
{
MemeId = "a0Q558q",
UserId = 1,
CollectionId = 1
};
// Act
ServiceResponseDto addMemeToCollectionResultDto = await CollectionItemDetailService.AddMemeToCollectionAsync(addMemeToCollectionDto);
// Assert
Assert.IsTrue(addMemeToCollectionResultDto.Success);
Assert.AreEqual(addMemeToCollectionResultDto.Message, "Successfully added meme to the collection.");
CollectionItemDetail actualCollectionItemDetail = (await CollectionItemDetailRepository.GetAllAsync()).First();
Assert.IsTrue(
actualCollectionItemDetail.MemeId.Equals("a0Q558q") &&
actualCollectionItemDetail.AddedByUserId.Equals(1) &&
actualCollectionItemDetail.CollectionId.Equals(1));
}
public async Task <ServiceResponseDto> AddMemeToCollectionAsync(AddMemeToCollectionDto addMemeToCollectionDto)
{
ServiceResponseDto serviceResultDto = new ServiceResponseDto();
if (!await _memeRepository.ExistsAsync(meme => meme.Id.Equals(addMemeToCollectionDto.MemeId)))
{
serviceResultDto.Message = "Meme does not exist.";
return(serviceResultDto);
}
if (await _collectionItemDetailRepository.ExistsAsync(collectionItemDetail =>
collectionItemDetail.MemeId.Equals(addMemeToCollectionDto.MemeId) &&
collectionItemDetail.CollectionId.Equals(addMemeToCollectionDto.CollectionId)))
{
serviceResultDto.Message = "Meme already exists in the collection.";
return(serviceResultDto);
}
CollectionItemDetail actualCollectionItemDetail = new CollectionItemDetail
{
AddedByUserId = addMemeToCollectionDto.UserId,
CollectionId = addMemeToCollectionDto.CollectionId,
MemeId = addMemeToCollectionDto.MemeId
};
if (await _collectionItemDetailRepository.CreateAsync(actualCollectionItemDetail))
{
serviceResultDto.Success = true;
serviceResultDto.Message = "Successfully added meme to the collection.";
}
else
{
serviceResultDto.Message = "Failed to add meme to the collection.";
}
return(serviceResultDto);
}
