public string Build()
{
var sb = new StringBuilder();
sb.Append($"{_name}:");
sb.Append(" ");
if (_list)
{
sb.Append("[");
}
sb.Append(_type.ToString().ToLowerInvariant());
if (_list)
{
sb.Append("]");
}
if (_index)
{
sb.Append(" ");
sb.Append("@index");
if (_type == PredicateType.String)
{
var selected = Enum
.GetValues(typeof(StringIndexType))
.Cast <StringIndexType>()
.Where(v => _stringIndexType.HasFlag(v))
.Select(x => x.ToString().ToLowerInvariant());
var selectedStr = string.Join(", ", selected);
sb.Append("(");
sb.Append(selectedStr);
sb.Append(")");
}
else if (_type == PredicateType.DateTime)
{
sb.Append("(");
sb.Append(_dateTimeIndexType.ToString().ToLowerInvariant());
sb.Append(")");
}
else
{
sb.Append("(");
sb.Append(_type.ToString().ToLowerInvariant());
sb.Append(")");
}
}
if (_count)
{
sb.Append(" ");
sb.Append("@count");
}
if (_upsert)
{
sb.Append(" ");
sb.Append("@upsert");
}
sb.Append(" ");
sb.Append(".");
return(sb.ToString());
}
