public override bool TryGetRequiredValidations(ILedgerState state, Address address, List <TxDeclaration> declarations, out TransactionRequiredValidation required)
{
switch (address.Type)
{
case AddressType.ECDSA:
required = new AddressRequiredSignature(address);
return(true);
}
required = null;
return(false);
}
// returns false if over the limit
private bool TryGetRequiredValidationsRecursive(ILedgerState state, Address address, List <TxDeclaration> declarations, out TransactionRequiredValidation required, int depth)
{
// we check max depth to limit computation
if (depth >= MAX_DEPTH)
{
required = null;
return(false);
}
// try get account
switch (address.Type)
{
case AddressType.ECDSA:
required = new AddressRequiredSignature(address);
break;
case AddressType.MultiSignatureECDSA:
if (!state.TryGetDeclaration <MultiSignature>(address, out var multi))
{
if (!TryGetMultiSigFromDeclarations(declarations, address, out multi))
{
required = NotDeclaredRequiredValidation.Instance;
break;
}
}
var list = new List <TransactionRequiredValidation>();
foreach (var signer in multi.Signers)
{
if (!TryGetRequiredValidationsRecursive(state, signer, declarations, out var required2, depth + 1))
{
required = null;
return(false);
}
list.Add(required2);
}
required = new MultiAddressRequiredSignature(multi, list);
break;
case AddressType.HashLock:
if (!state.TryGetDeclaration <HashLock>(address, out var hashlock))
{
if (!TryGetHashLockFromDeclarations(declarations, address, out hashlock))
{
required = NotDeclaredRequiredValidation.Instance;
break;
}
}
required = new HashLockRequiredSignature(hashlock);
break;
case AddressType.TimeLock:
if (!state.TryGetDeclaration <TimeLock>(address, out var timelock))
{
if (!TryGetTimeLockFromDeclarations(declarations, address, out timelock))
{
required = NotDeclaredRequiredValidation.Instance;
break;
}
}
required = new TimeLockRequiredSignature(timelock);
//TODO
break;
case AddressType.VendingMachine:
if (!state.TryGetDeclaration <VendingMachine>(address, out var machine))
{
if (!TryGetVendingMachineFromDeclarations(declarations, address, out machine))
{
required = NotDeclaredRequiredValidation.Instance;
break;
}
}
required = new VendingMachineRequiredSignature(machine);
//TODO
break;
default:
required = null;
return(false);
}
return(true);
}
