//private string GetSpellCheckingResult(ISolrQueryResults<Product> products)
//{
// return string.Join(" ", products.SpellChecking
// .Select(c => c.Suggestions.FirstOrDefault())
// .Where(c => !string.IsNullOrEmpty(c))
// .ToArray());
//}
public ActionResult Index(SearchParameters parameters)
{
try
{
var start = (parameters.PageIndex - 1) * parameters.PageSize;
var matchingProducts = solr.Query(BuildQuery(parameters), new QueryOptions
{
FilterQueries = BuildFilterQueries(parameters),
Rows = parameters.PageSize,
Start = start,
OrderBy = GetSelectedSort(parameters),
SpellCheck = new SpellCheckingParameters(),
Facet = new FacetParameters
{
Queries = AllFacetFields.Except(SelectedFacetFields(parameters))
.Select(f => new SolrFacetFieldQuery(f) { MinCount = 1 })
.Cast<ISolrFacetQuery>()
.ToList(),
},
});
var view = new SolrViewModel
{
Products = matchingProducts,
Search = parameters,
TotalCount = matchingProducts.NumFound,
Facets = matchingProducts.FacetFields//,
// DidYouMean = GetSpellCheckingResult(matchingProducts),
};
return View(view);
}
catch (InvalidFieldException)
{
return View(new SolrViewModel
{
QueryError = true,
});
}
}
public SortOrder[] GetSelectedSort(SearchParameters parameters)
{
return new[] { SortOrder.Parse(parameters.Sort) }.Where(o => o != null).ToArray();
}
public ISolrQuery BuildQuery(SearchParameters parameters)
{
if (!string.IsNullOrEmpty(parameters.FreeSearch))
return new SolrQuery(parameters.FreeSearch);
return SolrQuery.All;
}
public ICollection<ISolrQuery> BuildFilterQueries(SearchParameters parameters)
{
var queriesFromFacets = from p in parameters.Facets
select (ISolrQuery)Query.Field(p.Key).Is(p.Value);
return queriesFromFacets.ToList();
}
public IEnumerable<string> SelectedFacetFields(SearchParameters parameters)
{
return parameters.Facets.Select(f => f.Key);
}
public SolrViewModel()
{
Search = new SearchParameters();
Facets = new Dictionary<string, ICollection<KeyValuePair<string, int>>>();
Products = new List<Product>();
}