private async Task UpdateLabels(long[] selectedLabels, long transcriptionId)
{
var esixtingLabels = await transcriptionSelectedLabelRepository.GetAssignedAsync(transcriptionId);
var existingSelectedLabelIds = esixtingLabels.Select(item => item.LabelId);
var labelsToAdd = selectedLabels.Except(existingSelectedLabelIds);
var labelsToDelete = existingSelectedLabelIds.Except(selectedLabels);
if (labelsToAdd.Any())
{
foreach (var labelId in labelsToAdd)
{
var selectedLabelObject = new TranscriptionSelectedLabel
{
LabelId = labelId,
TranscriptionId = transcriptionId
};
await transcriptionSelectedLabelRepository.AddAsync(selectedLabelObject);
}
}
if (labelsToDelete.Any())
{
var labels = esixtingLabels.Where(item => labelsToDelete.Contains(item.LabelId)).ToArray();
await transcriptionSelectedLabelRepository.RemoveRangeAsync(labels);
}
}
public Task AddAsync(TranscriptionSelectedLabel selectedLabel)
{
selectedLabelsDataSet.Add(selectedLabel);
return(dbContext.SaveChangesAsync());
}
