public Task <IReadOnlyList <(RpcNep17Balance balance, Nep17Contract contract)> > ListBalancesAsync(UInt160 address)
{
try
{
if (disposedValue)
{
return(Task.FromException <IReadOnlyList <(RpcNep17Balance, Nep17Contract)> >(new ObjectDisposedException(nameof(OfflineNode))));
}
var contractMap = ExpressRpcServer.GetNep17Contracts(neoSystem, rocksDbStorageProvider).ToDictionary(c => c.ScriptHash);
var results = ExpressRpcServer.GetNep17Balances(neoSystem, rocksDbStorageProvider, address)
.Select(b => (
balance: new RpcNep17Balance
{
Amount = b.balance,
AssetHash = b.contract.ScriptHash,
LastUpdatedBlock = b.lastUpdatedBlock
},
contract: contractMap.TryGetValue(b.contract.ScriptHash, out var value)
? value
: Nep17Contract.Unknown(b.contract.ScriptHash)));
return(Task.FromResult <IReadOnlyList <(RpcNep17Balance, Nep17Contract)> >(results.ToArray()));
}
catch (Exception ex)
{
return(Task.FromException <IReadOnlyList <(RpcNep17Balance, Nep17Contract)> >(ex));
}
}
public Task <IReadOnlyList <Nep17Contract> > ListNep17ContractsAsync()
{
try
{
if (disposedValue)
{
return(Task.FromException <IReadOnlyList <Nep17Contract> >(new ObjectDisposedException(nameof(OfflineNode))));
}
var contracts = ExpressRpcServer.GetNep17Contracts(neoSystem, rocksDbStorageProvider);
return(Task.FromResult <IReadOnlyList <Nep17Contract> >(contracts.ToArray()));
}
catch (Exception ex)
{
return(Task.FromException <IReadOnlyList <Nep17Contract> >(ex));
}
}