public async Task <int> GetTotalDonationsAmount()
{
var cachedValue = await _cacheService.Get <int>(TotalAmountKey);
if (cachedValue.Exists)
{
return(cachedValue.Value);
}
else
{
var donations = await _repository.GetAllDonations();
var total = (int)donations.Sum(d => d.Amount);
await _cacheService.Set(TotalAmountKey, total, TimeSpan.FromSeconds(30));
return(total);
}
}
