private async Task AddTagsNotInList(List <string> tags, GetTagEntities getTagEntities) { var tagsToAdd = new List <string>(); foreach (var newTag in tags) { if (!Tags.Any(tag => tag.Id == newTag)) { tagsToAdd.Add(newTag); } } if (!tagsToAdd.Any()) { return; } Tags.AddRange(await getTagEntities(tagsToAdd)); }
public async Task UpdateTags(List <string> newTagList, GetTagEntities getTagEntities) { await AddTagsNotInList(newTagList, getTagEntities); RemoveTagsNotInList(newTagList); }