public Gwei GetLatestAttestingBalance(IStore store, Hash32 root)
{
if (!store.TryGetCheckpointState(store.JustifiedCheckpoint, out var state))
{
throw new Exception();
}
var currentEpoch = _beaconStateAccessor.GetCurrentEpoch(state);
var activeIndexes = _beaconStateAccessor.GetActiveValidatorIndices(state, currentEpoch);
if (!store.TryGetBlock(root, out var rootBlock))
{
throw new Exception();
}
var rootSlot = rootBlock.Slot;
var balance = new Gwei(0);
foreach (var index in activeIndexes)
{
if (store.TryGetLatestMessage(index, out var latestMessage))
{
var ancestor = GetAncestor(store, latestMessage.Root, rootSlot);
if (ancestor == root)
{
var validator = state.Validators[(int)(ulong)index];
balance += validator.EffectiveBalance;
}
}
}
return(balance);
}
public bool IsValidGenesisState(BeaconState state)
{
var miscellaneousParameters = _miscellaneousParameterOptions.CurrentValue;
var initialValues = _initialValueOptions.CurrentValue;
if (state.GenesisTime < miscellaneousParameters.MinimumGenesisTime)
{
return(false);
}
var activeValidatorIndices = _beaconStateAccessor.GetActiveValidatorIndices(state, initialValues.GenesisEpoch);
if (activeValidatorIndices.Count < miscellaneousParameters.MinimumGenesisActiveValidatorCount)
{
return(false);
}
return(true);
}