public void Visit(DownloadPageExpression expression)
{
var type = new CodeTypeReference("RuntimeTable", new CodeTypeReference("DownloadPage"));
GenerateDownloadDeffered(expression, type, expression.Line.Line);
_codeStack.Peek().Scope = new ScopeData<TableDescriptor> { Type = DownloadPage.Columns, CodeDomReference = type};
}
public void Visit(DownloadPageExpression expression, CommonTree tree)
{
SetLine(expression, tree);
Parent(tree).Children.Add(expression);
VisitChildren(tree);
}
private void GenerateDownloadDeffered(DownloadPageExpression expression, CodeTypeReference returnType, int line)
{
var statementDomArg = VisitChild(expression.Statement);
if (statementDomArg.Scope.CodeDomReference.BaseType == typeof(Table<>).Name)
{
if (statementDomArg.Tag != null)
((Action)statementDomArg.Tag)(); //remove call to OnSelect
}
else if (statementDomArg.Scope.CodeDomReference.BaseType != typeof(string).FullName)
Errors.Add(new DownloadRequireString(new Semantic.LineInfo(expression.Statement.Line.Line, expression.Statement.Line.CharacterPosition)));
CodeMemberMethod method = new CodeMemberMethod();
method.Name = "Download_" + statementDomArg.MethodIdentifier;
method.ReturnType = returnType;
_mainType.Type.Members.Add(method);
GenerateCallStatement(method.Statements, line);
CodeExpression argsExpression = null;
int threadCount = 1;
argsExpression = new CodeMethodInvokeExpression(new CodeTypeReferenceExpression(typeof(LazyDownloadArgs)), "CreateWebRequestArgs",
new CodeThisReferenceExpression(),
new CodePrimitiveExpression(line),
new CodePrimitiveExpression(threadCount),
statementDomArg.CodeExpression);
if (expression.ThreadHint != null)
{
threadCount = expression.ThreadHint.ThreadCount;
argsExpression = new CodeMethodInvokeExpression(new CodeTypeReferenceExpression(typeof(LazyDownloadArgs)), "CreateWebRequestArgs",
new CodeThisReferenceExpression(),
new CodePrimitiveExpression(line),
new CodePrimitiveExpression(threadCount),
statementDomArg.CodeExpression);
}
if(expression.JSTableHint != null)
{
argsExpression = new CodeMethodInvokeExpression(new CodeTypeReferenceExpression(typeof(LazyDownloadArgs)), "CreateSeleniumArgs",
new CodeThisReferenceExpression(),
new CodePrimitiveExpression(line),
new CodePrimitiveExpression(threadCount),
new CodePrimitiveExpression(expression.JSTableHint.CssWaitElement),
new CodePrimitiveExpression(expression.JSTableHint.CssTimeoutSeconds),
statementDomArg.CodeExpression);
}
//if in select context pick the lazy download type~
var downloadType = Scope.Current.IsSelect ? "SelectDownloadTable" : "VariableDownloadTable";
method.Statements.Add(new CodeMethodReturnStatement(new CodeObjectCreateExpression(new CodeTypeReference(downloadType),
argsExpression)));
var methodcall = new CodeMethodInvokeExpression(
new CodeMethodReferenceExpression(null, method.Name));
_codeStack.Peek().CodeExpression = methodcall;
}