public void ChangeState(DataHeaderState state)
{
if (State == state || State == DataHeaderState.Archived)
{
return;
}
State = state;
}
public DataHeaderStateChangedMessage(Keccak dataHeaderId, DataHeaderState state)
{
DataHeaderId = dataHeaderId;
State = state;
}
public DataHeader(Keccak id, string name, string description, UInt256 unitPrice,
DataHeaderUnitType unitType, uint minUnits, uint maxUnits, DataHeaderRules rules,
DataHeaderProvider provider, string file = null, QueryType queryType = QueryType.Stream,
DataHeaderState state = DataHeaderState.Unpublished, string termsAndConditions = null,
bool kycRequired = false)
{
if (provider == null || string.IsNullOrWhiteSpace(provider.Name) || provider.Address == null)
{
throw new ArgumentException("Invalid data header provider.", nameof(provider));
}
if (id == Keccak.Zero)
{
throw new ArgumentException("Invalid data header id.", nameof(id));
}
if (string.IsNullOrWhiteSpace(name) || name.Length > 100)
{
throw new ArgumentException("Invalid data header name.", nameof(name));
}
if (string.IsNullOrWhiteSpace(description) || description.Length > 256)
{
throw new ArgumentException("Invalid data header description.", nameof(description));
}
if (termsAndConditions?.Length > 10000)
{
throw new ArgumentException("Invalid terms and conditions (over 10000 chars).", nameof(description));
}
if (rules is null)
{
throw new ArgumentException($"Missing rules.", nameof(rules));
}
if (rules.Expiry is null && rules.Expiry.Value <= 0)
{
throw new ArgumentException($"Invalid expiry rule value: {rules.Expiry}.", nameof(rules.Expiry));
}
if (!(rules.UpfrontPayment is null) && rules.UpfrontPayment.Value > minUnits)
{
throw new ArgumentException($"Min units ({minUnits}) cannot be lower than upfront payment value" +
$" ({rules.UpfrontPayment.Value}).", nameof(minUnits));
}
Provider = provider;
State = state;
Id = id;
Name = name;
Description = description;
UnitPrice = unitPrice;
UnitType = unitType;
QueryType = queryType;
MinUnits = minUnits;
MaxUnits = maxUnits;
Rules = rules;
Provider = provider;
File = file;
State = state;
TermsAndConditions = termsAndConditions;
KycRequired = kycRequired;
}
