private void EnsureAllBucketsUsedAreInBucketRepo()
{
// Make sure all buckets are in the bucket repo.
IEnumerable<BudgetBucket> buckets = Budgets.SelectMany(b => b.Expenses.Select(e => e.Bucket))
.Union(Budgets.SelectMany(b => b.Incomes.Select(i => i.Bucket)))
.Distinct();
foreach (var budgetBucket in buckets)
{
var copyOfBucket = budgetBucket;
BudgetBucketRepository.GetOrCreateNew(copyOfBucket.Code, () => copyOfBucket);
}
}