public ExpFunction(Expression <Func <T, object> > objectPath, Action <FunctionScoreDecayFieldDescriptor> descriptorBuilder)
{
_ExpDescriptor = new Dictionary <string, FunctionScoreDecayFieldDescriptor>();
var resolver = new PropertyNameResolver();
var fieldName = resolver.Resolve(objectPath);
var descriptor = new FunctionScoreDecayFieldDescriptor();
descriptorBuilder(descriptor);
_ExpDescriptor[fieldName] = descriptor;
}
public AnalyzeResponse Analyze <T>(Expression <Func <T, object> > selector, string index, string text) where T : class
{
selector.ThrowIfNull("selector");
var fieldName = PropertyNameResolver.Resolve(selector);
var analyzeParams = new AnalyzeParams()
{
Index = index, Field = fieldName
};
return(this._Analyze(analyzeParams, text));
}
/// <summary>
/// <para>Allows to add one or more sort on specific fields. Each sort can be reversed as well.
/// The sort is defined on a per field level, with special field name for _score to sort by score.
/// </para>
/// <para>
/// Sort descending.
/// </para>
/// </summary>
public SearchDescriptor <T> SortDescending(Expression <Func <T, object> > objectPath)
{
if (this._Sort == null)
{
this._Sort = new Dictionary <string, object>();
}
var resolver = new PropertyNameResolver();
var fieldName = resolver.Resolve(objectPath);
var fieldAttributes = resolver.ResolvePropertyAttributes(objectPath);
if ((fieldAttributes.Where(x => x.AddSortField == true)).Any())
{
fieldName += ".sort";
}
this._Sort.Add(fieldName, "desc");
return(this);
}
