public virtual void VisitRoot(AbstractNode root)
{
root.Accept(this);
}
public override void VisitRoot(AbstractNode root)
{
SymbolTable.SetCurrentNode(root);
root.Accept(this);
}
public override void Visit(SetQueryNode node)
{
if (node.SetAttributes)
{
foreach (var item in node.Attributes)
{
string InVaraible = node.InVariable.Name;
string VariableName = item.Item1.Name.Trim('\'');
string AssignOperator = item.Item2;
bool IsCollection = (item.Item1 as VariableAttributeNode).IsCollection;
AbstractNode expression = item.Item3;
if (IsCollection)
{
_currentStringBuilder.Append($"foreach (var {HandleCSharpKeywords("val")} in {HandleCSharpKeywords(InVaraible)}) \n");
_currentStringBuilder.Append($"{{\n");
//Foreach body
if (node.WhereCondition != null)
{
_currentStringBuilder.Append($"if (");
node.WhereCondition.Accept(this);
_currentStringBuilder.Append($")\n {{\n");
// IfBody
_currentStringBuilder.Append($"{HandleCSharpKeywords("val")}.{HandleCSharpKeywords(VariableName)} {AssignOperator} ");
expression.Accept(this);
_currentStringBuilder.Append($";\n }}");
}
else
{
_currentStringBuilder.Append($"{HandleCSharpKeywords("val")}.{HandleCSharpKeywords(VariableName)} {AssignOperator} ");
expression.Accept(this);
_currentStringBuilder.Append($";\n");
}
_currentStringBuilder.Append($"\n }}\n");
}
else
{
_currentStringBuilder.Append($"{HandleCSharpKeywords(InVaraible)}.{HandleCSharpKeywords(VariableName)} {AssignOperator} ");
expression.Accept(this);
_currentStringBuilder.Append($";\n");
}
}
}
else if (node.SetVariables)
{
foreach (var item in node.Attributes)
{
string VariableName = item.Item1.Name;
string AssignOperator = item.Item2;
AbstractNode expression = null;
if (item.Item3 is BoolComparisonNode boolNode && boolNode.ChildCount != 0 && boolNode.Children[0] is ExpressionNode)
{
expression = item.Item3.Children[0];
}
else
{
expression = item.Item3;
}
_currentStringBuilder.Append($"{HandleCSharpKeywords(VariableName)} {AssignOperator} ");
expression.Accept(this);
_currentStringBuilder.Append($";\n");
}