private StatementSyntax GenerateParantIfs(AutoSelectedWith autoSelectedWith, StatementSyntax blockStatement, int parentDepth)
{
var generatedIf = Statement.Selection.If(GetBinaryExpression(autoSelectedWith, true, parentDepth), BodyGenerator.Create(blockStatement));
if (autoSelectedWith.Parent != null)
{
return(GenerateParantIfs(autoSelectedWith.Parent, generatedIf, parentDepth + 1));
}
return(generatedIf);
}
private IBinaryExpression GetBinaryExpression(AutoSelectedWith autoSelected, bool isParent, int parentDepth)
{
var binaryExpressions = new List <ConditionalBinaryExpression>();
foreach (var attributeTagse in autoSelected.Withs)
{
VariableReference leftReference;
if (isParent)
{
var name = new StringBuilder();
for (int n = 0; n < parentDepth; n++)
{
name.Append("Parent?.");
}
name = name.Remove(name.Length - 1, 1);
leftReference = new VariableReference(
"n",
new MemberReference(name.ToString(), new MemberReference(Enum.GetName(typeof(AttributeTags), attributeTagse))));
}
else
{
leftReference = new VariableReference("n", new MemberReference(Enum.GetName(typeof(AttributeTags), attributeTagse)));
}
binaryExpressions.Add(new ConditionalBinaryExpression(
leftReference,
new ConstantReference(GetNodeValue(autoSelected.Node, attributeTagse)),
ConditionalStatements.Equal));
}
IBinaryExpression finalBinaryExpression;
if (binaryExpressions.Count > 1)
{
finalBinaryExpression = new AndBinaryExpression(binaryExpressions.First(), binaryExpressions.Last());
}
else
{
finalBinaryExpression = binaryExpressions.First();
}
return(finalBinaryExpression);
}
private IEnumerable <IArgument> GenerateAutoSelectedWiths(AutoSelectedWith autoSelected)
{
// If it's only one parent create a simple lambda expression without block
if (autoSelected.Parent.Parent == null)
{
return(new List <IArgument>
{
new LambdaArgument(
new AndBinaryExpression(
GetBinaryExpression(autoSelected.Parent, true, 1),
GetBinaryExpression(autoSelected, false, 0)).GetBinaryExpression(),
"n")
});
}
var generatedIf = Statement.Selection.If(
GetBinaryExpression(autoSelected, false, 0),
BodyGenerator.Create(Statement.Jump.ReturnTrue()));
return(new List <IArgument>
{
new LambdaArgument(BodyGenerator.Create(GenerateParantIfs(autoSelected.Parent, generatedIf, 1), Statement.Jump.ReturnFalse()), "n")
});
}
