SolidityModifier CreateAddressGuard()
{
//Initialize the modifier using the generated name
SolidityModifier addressGuard = new SolidityModifier(ConversionTemplates.AddressGuardModifierName(GetElementCallName()));
addressGuard.AddParameters(processConverter.GetIdentifiersAsParameters());
//Address is force assigned
if (userTaskElement.Assignee.Address != null)
{
SolidityStatement requireStatement = new SolidityStatement($"require(msg.sender=={GetAssigneeAddress()})");
addressGuard.AddToBody(requireStatement);
}
//Address is not force assigned, it will be assigned to the first caller of the first task method containing this assignee
else if (userTaskElement.Assignee.Name != null)
{
var addressPosition = $"{ConverterConfig.ADDRESS_MAPPING_VAR_NAME}[\"{userTaskElement.Assignee.Name}\"]";
var ifElseBlock = new SolidityIfElse();
//Assigns the address, if address has not been been yet assigned to the assignee
ifElseBlock.AddConditionBlock($"{addressPosition} == address(0x0)", new SolidityStatement($"{addressPosition} = msg.sender"));
//Checks whether the sender has the required address
SolidityStatement requireStatement = new SolidityStatement($"require(msg.sender=={addressPosition})");
addressGuard.AddToBody(ifElseBlock);
addressGuard.AddToBody(requireStatement);
}
return(addressGuard);
}
SolidityFunction CreateElementMainFunction()
{
SolidityFunction function = new SolidityFunction(GetElementCallName(), SolidityVisibility.Public);
function.AddModifier($"{ConversionTemplates.StateGuardModifierName(GetElementCallName())}({processConverter.GetIdentifierNames()})");
function.AddParameters(processConverter.GetIdentifiersAsParameters());
if (IsAddressGuardRequired())
{
function.AddModifier($"{ConversionTemplates.AddressGuardModifierName(GetElementCallName())}({processConverter.GetIdentifierNames()})");
}
boundaryEventCalls.ForEach(c => function.AddToBody(c));
function.AddToBody(new SolidityStatement(userTaskElement.ValidationScript, false));
if (userTaskElement.Form.Fields != null)
{
foreach (var field in userTaskElement.Form.Fields)
{
//TODO: throw exception if no property has been found
var propertyAndEntity = processConverter.GetPropertyAndEntity(field.PropertyExpression);
var property = propertyAndEntity.Item1;
var entity = propertyAndEntity.Item2;
var formPropertyDisplayName = Helpers.ToLowerCamelCase(field.DisplayName);
function.AddParameter(new SolidityParameter(Helpers.PropertyTypeToString(property, processConverter.ContractConverter), formPropertyDisplayName));
}
}
function.AddToBody(CreateCallNextBody());
return(function);
}