public async ValueTask <Account> LoadOrCreateAsync(string id)
{
if (!_cache.TryGetValue(id, out var account))
{
account = await _db.GetOrCreateAccountAsync(id);
_cache.AddOrUpdate(account);
}
return(account);
}
public async ValueTask <Account> LoadOrCreateAsync(string id)
{
var account1 = await _db.GetOrCreateAccountAsync(id);
if (!_cache.TryGetValue(id, out var account))
{
_cache.AddOrUpdate(account1);
}
if (!account1.Equals(account))
{
account = await _db.Update(account1.ExternalId, account);
}
return(account);
}
public async Task UpdateAccount()
{
//Update account in cache, don't bother saving to DB, this is not an objective of this task.
var account = await Get();
account.Counter++;
_accountCache.AddOrUpdate(account);
}
public AccountService(IAccountCache cache, IAccountDatabase db)
{
_cache = cache;
_db = db;
_db.GetAccountsOnce().ForEach(
account => _cache.AddOrUpdate(account)
);
}