private StatementSyntax CreateScriptInvocationSyntax(List <StatementSyntax> dependentStatements)
{
// Collect names of value supplier variables
List <string> variableIdentifiers = ObjectBuilder.Inputs.Select((t, index) => Inputs[index].VariableSyntaxName(t.Input.VariableName)).ToList();
// add instance method invocation
var invocationExpression = MySyntaxFactory.MethodInvocation("RunScript", variableIdentifiers, m_instanceName);
if (dependentStatements == null)
{
return(SyntaxFactory.ExpressionStatement(invocationExpression));
}
var ifStatement = MySyntaxFactory.IfExpressionSyntax(invocationExpression, dependentStatements);
return(ifStatement);
}
internal override void CollectSequenceExpressions(List <StatementSyntax> expressions)
{
// Create conditional statement for easier event evaluation.
// Considering the first parameter is the key.
if (ObjectBuilder.SequenceOutputID == -1)
{
return;
}
var nextSequenceNode = Navigator.GetNodeByID(ObjectBuilder.SequenceOutputID);
var ifBodyExpressions = new List <StatementSyntax>();
// Collect the syntax from the true branch
nextSequenceNode.CollectSequenceExpressions(ifBodyExpressions);
var keyIndexes = new List <int>();
var parameters = m_fieldInfo.FieldType.GetMethod("Invoke").GetParameters();
var attribute = m_fieldInfo.FieldType.GetCustomAttribute <VisualScriptingEvent>();
// Find the keys of this key event
for (var index = 0; index < parameters.Length; index++)
{
if (index >= attribute.IsKey.Length)
{
break;
}
if (attribute.IsKey[index])
{
keyIndexes.Add(index);
}
}
// generate the condition statement
var condition = CreateAndClauses(keyIndexes.Count - 1, keyIndexes);
var ifStatment = MySyntaxFactory.IfExpressionSyntax(condition, ifBodyExpressions);
expressions.Add(ifStatment);
}
internal override void CollectSequenceExpressions(List <StatementSyntax> expressions)
{
// Collect mine input expressions and pushed expressions
CollectInputExpressions(expressions);
var trueStatments = new List <StatementSyntax>();
var falseStatments = new List <StatementSyntax>();
// Sequence outputs can be connected only to one input
if (m_nextTrueSequenceNode != null)
{
m_nextTrueSequenceNode.CollectSequenceExpressions(trueStatments);
}
if (m_nextFalseSequenceNode != null)
{
m_nextFalseSequenceNode.CollectSequenceExpressions(falseStatments);
}
var inputNodeVariableName = m_comparerNode.VariableSyntaxName(ObjectBuilder.InputID.VariableName);
// write my expression before the collected inputs
expressions.Add(MySyntaxFactory.IfExpressionSyntax(inputNodeVariableName, trueStatments, falseStatments));
}
