public void AddWrappingFunction(string function)
{
if (WrappingFunctions == null)
{
WrappingFunctions = new List <string>();
}
WrappingFunctions.Add(function);
}
/// <summary>
/// Build a subquery against a nested array property
/// </summary>
/// <returns></returns>
private string BuildArrayQuery()
{
var sb = new StringBuilder();
var mainFrom = FromParts.FirstOrDefault();
if (mainFrom == null)
{
throw new InvalidOperationException("N1QL Subquery Missing From Part");
}
if (WrappingFunctions != null)
{
foreach (string function in WrappingFunctions.AsEnumerable().Reverse())
{
sb.AppendFormat("{0}(", function);
}
}
if ((SelectPart != mainFrom.ItemName) || WhereParts.Any())
{
sb.AppendFormat("ARRAY {0} FOR {1} IN {2}", SelectPart, mainFrom.ItemName, mainFrom.Source);
if (WhereParts.Any())
{
sb.AppendFormat(" WHEN {0}", String.Join(" AND ", WhereParts));
}
sb.Append(" END");
}
else
{
// has no projection or predicates, so simplify
sb.Append(mainFrom.Source);
}
if (WrappingFunctions != null)
{
sb.Append(')', WrappingFunctions.Count);
}
return(sb.ToString());
}