private async Task CheckListNames(SocialMediaListsDetails currentDetails, SocialMediaListsDetails updatedDetails)
        {
            var tasks = new List <Task>();

            foreach (var updatedListDetails in updatedDetails.Lists)
            {
                var listDetails = currentDetails.Lists.Find(l => l.Id == updatedListDetails.Id);

                // If it doesn't exist in old details, create new list doc
                if (listDetails == null)
                {
                    var newList = _mapper.Map <SocialList>(updatedListDetails);
                    newList.MediaPosts = new List <MediaPost>();
                    tasks.Add(_repo.CreateAsync(newList));
                }
                else if (listDetails.Name != updatedListDetails.Name)
                {
                    // Update list doc with name change
                    var list = _repo.Get(listDetails.Id);
                    list.Name = updatedListDetails.Name;
                    tasks.Add(_repo.UpdateAsync(list.Id, list));
                }
            }

            await Task.WhenAll(tasks);
        }