public override WTableReference ToTableReference()
{
List <WScalarExpression> parameters = new List <WScalarExpression>();
WTableReference tableReference;
if (PredicateContext != null)
{
parameters.Add(SqlUtil.GetScalarSubquery(PredicateContext.ToSelectQueryBlock()));
parameters.Add(SqlUtil.GetScalarSubquery(TrueChoiceContext.ToSelectQueryBlock()));
parameters.Add(SqlUtil.GetScalarSubquery(FalseChocieContext.ToSelectQueryBlock()));
tableReference = SqlUtil.GetFunctionTableReference(GremlinKeyword.func.Choose, parameters, GetVariableName());
}
else
{
parameters.Add(SqlUtil.GetScalarSubquery(ChoiceContext.ToSelectQueryBlock()));
foreach (var option in Options)
{
if (option.Key is GremlinKeyword.Pick && (GremlinKeyword.Pick)option.Key == GremlinKeyword.Pick.None)
{
parameters.Add(SqlUtil.GetValueExpr(null));
}
else
{
parameters.Add(SqlUtil.GetValueExpr(option.Key));
}
parameters.Add(SqlUtil.GetScalarSubquery(option.Value.ToSelectQueryBlock()));
}
tableReference = SqlUtil.GetFunctionTableReference(GremlinKeyword.func.ChooseWithOptions, parameters, GetVariableName());
}
return(SqlUtil.GetCrossApplyTableReference(tableReference));
}
internal override void Populate(string property)
{
base.Populate(property);
TrueChoiceContext?.Populate(property);
FalseChocieContext?.Populate(property);
foreach (var option in Options)
{
option.Value.Populate(property);
}
}
internal override void PopulateLocalPath()
{
if (ProjectedProperties.Contains(GremlinKeyword.Path))
{
return;
}
ProjectedProperties.Add(GremlinKeyword.Path);
if (PredicateContext != null)
{
TrueChoiceContext.PopulateLocalPath();
FalseChocieContext.PopulateLocalPath();
}
else
{
foreach (var option in Options)
{
option.Value.PopulateLocalPath();
}
}
}
internal override List <GremlinVariable> FetchAllTableVars()
{
List <GremlinVariable> variableList = new List <GremlinVariable>()
{
this
};
if (PredicateContext != null)
{
variableList.AddRange(PredicateContext.FetchAllTableVars());
variableList.AddRange(TrueChoiceContext.FetchAllTableVars());
variableList.AddRange(FalseChocieContext.FetchAllTableVars());
}
else
{
variableList.AddRange(ChoiceContext.FetchAllTableVars());
foreach (var option in Options)
{
variableList.AddRange(option.Value.FetchAllTableVars());
}
}
return(variableList);
}
