vector<asset> database_api::get_account_balances(account_id_type acnt, const flat_set<asset_id_type>& assets)const
{
vector<asset> result;
if (assets.empty())
{
// if the caller passes in an empty list of assets, return balances for all assets the account owns
const account_balance_index& balance_index = _db.get_index_type<account_balance_index>();
auto range = balance_index.indices().get<by_account>().equal_range(acnt);
for (const account_balance_object& balance : boost::make_iterator_range(range.first, range.second))
result.push_back(asset(balance.get_balance()));
}
else
{
result.reserve(assets.size());
std::transform(assets.begin(), assets.end(), std::back_inserter(result),
[this, acnt](asset_id_type id) { return _db.get_balance(acnt, id); });
}
return result;
}
/// Whether this account is voting
inline bool is_voting() const
{
return ( voting_account != GRAPHENE_PROXY_TO_SELF_ACCOUNT || !votes.empty() );
}
