/// <summary>
/// Prepares query parameters for /search
/// </summary>
/// <param name="x"></param>
/// <param name="luceneQuery"></param>
/// <param name="maxSize"></param>
/// <returns></returns>
protected SearchRequestParameters getSearchParameters(SearchRequestParameters x, string luceneQuery, int maxSize, bool scroll = false)
{
if (string.IsNullOrEmpty(luceneQuery))
{
throw new ArgumentNullException("luceneQuery");
}
if (maxSize > 0 && maxSize < int.MaxValue)
{
x = x.AddQueryString("size", maxSize.ToString());
}
if (scroll)
{
x = x.AddQueryString("scroll", "1m");
}
x = x.AddQueryString("q", luceneQuery);
return(x);
}
///<summary>Specify which field to use for suggestions</summary>
internal static SearchRequestParameters _SuggestField <T>(
this SearchRequestParameters qs,
Expression <Func <T, object> > suggest_field)
where T : class
{
var p = (PropertyPathMarker)suggest_field;
var _suggest_field = p;
qs.AddQueryString("suggest_field", _suggest_field);
return(qs);
}
///<summary>Specify which field to use for suggestions</summary>
internal static SearchRequestParameters _SuggestField <T>(this SearchRequestParameters qs, Expression <Func <T, object> > suggest_field) where T : class =>
qs.AddQueryString("suggest_field", (Field)suggest_field);
///<summary>A comma-separated list of fields to return as the docvalue representation of a field for each hit</summary>
internal static SearchRequestParameters _DocvalueFields <T>(this SearchRequestParameters qs, IEnumerable <Expression <Func <T, object> > > docvalue_fields) where T : class =>
qs.AddQueryString("docvalue_fields", docvalue_fields.Select(e => (Field)e));