private SearchParamTableExpressionQueryGenerator VisitSearchParameterExpressionBase(SearchParameterInfo searchParameterInfo, Expression childExpression, object context)
{
if (searchParameterInfo.ColumnLocation().HasFlag(SearchParameterColumnLocation.ResourceTable))
{
return(null);
}
if (childExpression != null)
{
if (searchParameterInfo.Type == SearchParamType.Token)
{
// could be Token or TokenText
return(childExpression.AcceptVisitor(this, context));
}
}
if (!_cache.TryGetValue(searchParameterInfo.Url, out var generator))
{
generator = GetGenerator(searchParameterInfo);
_cache.TryAdd(searchParameterInfo.Url, generator);
}
return(generator);
}
private SearchParamTableExpressionQueryGenerator VisitSearchParameterExpressionBase(SearchParameterInfo searchParameterInfo, Expression childExpression, object context)
{
if (searchParameterInfo.ColumnLocation().HasFlag(SearchParameterColumnLocation.ResourceTable))
{
return(null);
}
if (childExpression != null)
{
if (searchParameterInfo.Type == SearchParamType.Token)
{
// could be Token or TokenText
return(childExpression.AcceptVisitor(this, context));
}
}
if (!_cache.TryGetValue(searchParameterInfo.Url, out var generator))
{
generator = GetGenerator(searchParameterInfo);
_cache.TryAdd(searchParameterInfo.Url, generator);
}
return(generator);
SearchParamTableExpressionQueryGenerator GetGenerator(SearchParameterInfo param)
{
switch (param.Type)
{
case SearchParamType.Token:
return(TokenQueryGenerator.Instance);
case SearchParamType.Date:
return(DateTimeQueryGenerator.Instance);
case SearchParamType.Number:
return(NumberQueryGenerator.Instance);
case SearchParamType.Quantity:
return(QuantityQueryGenerator.Instance);
case SearchParamType.Reference:
return(ReferenceQueryGenerator.Instance);
case SearchParamType.String:
return(StringQueryGenerator.Instance);
case SearchParamType.Uri:
return(UriQueryGenerator.Instance);
case SearchParamType.Composite:
Type searchValueType = _searchParameterToSearchValueTypeMap.GetSearchValueType(param);
if (searchValueType == typeof(ValueTuple <TokenSearchValue, QuantitySearchValue>))
{
return(TokenQuantityCompositeQueryGenerator.Instance);
}
if (searchValueType == typeof(ValueTuple <ReferenceSearchValue, TokenSearchValue>))
{
return(ReferenceTokenCompositeQueryGenerator.Instance);
}
if (searchValueType == typeof(ValueTuple <TokenSearchValue, TokenSearchValue>))
{
return(TokenTokenCompositeQueryGenerator.Instance);
}
if (searchValueType == typeof(ValueTuple <TokenSearchValue, DateTimeSearchValue>))
{
return(TokenDateTimeCompositeQueryGenerator.Instance);
}
if (searchValueType == typeof(ValueTuple <TokenSearchValue, StringSearchValue>))
{
return(TokenStringCompositeQueryGenerator.Instance);
}
if (searchValueType == typeof(ValueTuple <TokenSearchValue, NumberSearchValue, NumberSearchValue>))
{
return(TokenNumberNumberQueryGenerator.Instance);
}
throw new InvalidOperationException($"Unexpected composite search parameter {param.Url}");
default:
throw new InvalidOperationException($"Unexpected search parameter type {param.Type}");
}
}
}
