public virtual IList <FacetValue> ProcessFacetValues(FacetItem facet, IList <Sitecore.ContentSearch.Linq.FacetValue> options, IEnumerable <string> selected)
{
options = options ?? new List <Sitecore.ContentSearch.Linq.FacetValue>();
selected = selected ?? Enumerable.Empty <string>();
var values = new List <FacetValue>();
foreach (var option in options)
{
var value = new FacetValue()
{
Name = option.Name,
Count = option.AggregateCount,
IsSelected = selected.Contains(option.Name)
};
values.Add(value);
}
values = SortFacetValues(values, facet.SortBy);
if (facet.LimitValues > 0)
{
values = values.Take(facet.LimitValues).ToList();
}
return(values);
}
public async Task <IActionResult> Edit(int?id, string name)
{
using var db = AppContextFactory.DB;
OntologyEditViewModel model = new OntologyEditViewModel();
await TryUpdateModelAsync <OntologyEditViewModel>(model, "", i => i.FacetId, i => i.ElementName);
if (db.FacetItems.Any(i => i.FacetId == model.FacetId && i.Name == model.ElementName))
{
ModelState.AddModelError("Error", "Такой элемент уже есть!");
}
if (!ModelState.IsValid)
{
return(View(new OntologyEditViewModel()
{
ElementName = model.ElementName,
Facets = (from f in db.Facets
select new SelectListItem()
{
Text = f.Name,
Value = f.Id.ToString(),
Selected = model.FacetId == f.Id
}).ToList()
}));
}
using var t = db.Database.BeginTransaction();
try
{
FacetItem fi = new FacetItem();
if (id.HasValue)
{
fi = db.FacetItems.FirstOrDefault(i => i.Id == id.Value) ?? new FacetItem();
}
fi.FacetId = model.FacetId;
fi.Name = model.ElementName;
if (fi.Id == 0)
{
db.Entry(fi).State = Microsoft.EntityFrameworkCore.EntityState.Added;
}
await db.SaveChangesAsync();
await t.CommitAsync();
}
catch (Exception ex)
{
await t.RollbackAsync();
ModelState.AddModelError("Error", "В процессе сохранения произошла ошибка! Ошибка: " + ex.Message);
}
return(RedirectToAction("Index"));
}
public virtual Facet ProcessFacet(FacetItem facet, MapResultArgs args)
{
// Don't even send facet if no value options exist
var options = args.FacetResults?.FirstOrDefault(x => x.Name == facet.IndexProperty)?.Values;
if (options == null || !options.Any())
{
return(null);
}
var facetModel = new Facet
{
FieldName = facet.IndexProperty,
ID = facet.ID.Guid,
Name = facet.DisplayName,
Type = facet.InnerItem.TemplateName,
CollapsedByDefault = facet.CollapsedByDefault
};
var selected = args.SearchParameters.SelectedFacets?.FirstOrDefault(x => x.FacetId == facet.ID.Guid)?.SelectedValues;
facetModel.Values = ProcessFacetValues(facet, options, selected);
return(facetModel);
}
private static dynamic GetLamdaExpression <T, TProp>(FacetItem item) where T : IContent
{
var expression = item.PropertyId.GetLamdaExpression <T>(item.PropertyType);
// Add the boxing operation, but get a weakly typed expression
var converted = Expression.Convert
(expression.Body, typeof(object));
// Use Expression.Lambda to get back to strong typing
return(Expression.Lambda <Func <T, TProp> >
(converted, expression.Parameters));
}
public IActionResult Edit(int?id)
{
using var db = AppContextFactory.DB;
OntologyEditViewModel model = new OntologyEditViewModel()
{
Facets = new List <SelectListItem>()
};
model.Facets.Add(new SelectListItem()
{
Selected = true, Text = "[ Выберите класс ]"
});
model.Facets.AddRange(from f in db.Facets
where new string[] { "skills", "subjects" }.Contains(f.Code)
select new SelectListItem()
{
Text = f.Name,
Value = f.Id.ToString()
});
FacetItem fi = new FacetItem();
if (id.HasValue)
{
fi = db.FacetItems.FirstOrDefault(i => i.Id == id) ?? new FacetItem();
}
if (fi.Id != 0)
{
model.Facets.FirstOrDefault(i => i.Value == fi.FacetId.ToString()).Selected = true;
model.FacetId = fi.FacetId;
model.ElementName = fi.Name;
}
return(View(model));
}
public void Init()
{
instance = new FacetItem();
}
private static dynamic GetLamdaExpression <T>(FacetItem item) where T : IContent
{
return(item.PropertyId.GetLamdaExpression <T>(item.PropertyType));
}
public IEnumerable <IHit> Query(int pageIndex, int pageSize, out int totalCount, out IEnumerable <FacetGroup> facetedResults)
{
totalCount = 0;
facetedResults = null;
if (searchPaths == null || searchPaths.Count <= 0)
{
searchPaths.AddRange(indexPaths.Values.Select(o => o.Path));
}
List <LuceneHit> results = new List <LuceneHit>();
List <IndexSearcher> subSearchs = new List <IndexSearcher>();
searchPaths.ForEach(o => subSearchs.Add(new IndexSearcher(FSDirectory.Open(o))));
if (facetFields != null && facetFields.Count > 0)
{
var facetGroups = new List <FacetGroup>();
var mainQueryFilter = new CachingWrapperFilter(new QueryWrapperFilter(query));
MultiReader readers = new MultiReader(subSearchs.Select(o => o.IndexReader).ToArray());
foreach (var facetField in facetFields)
{
FacetGroup fg = new FacetGroup();
fg.FieldName = facetFieldNameProvider.GetMapName(TypeName, facetField);
var items = new List <FacetItem>();
var allDistinctField = FieldCache_Fields.DEFAULT.GetStrings(readers, facetField).Distinct().ToArray();
int totalHits = 0;
Parallel.ForEach(allDistinctField, fieldValue =>
{
//foreach (var fieldValue in allDistinctField)
//{
var facetQuery = new TermQuery(new Term(facetField, fieldValue));
var facetQueryFilter = new CachingWrapperFilter(new QueryWrapperFilter(facetQuery));
var bs = new OpenBitSetDISI(facetQueryFilter.GetDocIdSet(readers).Iterator(), readers.MaxDoc);
bs.InPlaceAnd(mainQueryFilter.GetDocIdSet(readers).Iterator());
int count = (Int32)bs.Cardinality();
FacetItem item = new FacetItem();
item.GroupValue = fieldValue;
item.Count = count;
items.Add(item);
totalHits += count;
}
);
fg.FacetItems = items.OrderByDescending(o => o.Count);
fg.TotalHits = totalHits;
facetGroups.Add(fg);
}
facetedResults = facetGroups.OrderBy(o => o.FieldName);
}
ParallelMultiSearcher searcher = new ParallelMultiSearcher(subSearchs.ToArray());
Sort sort = null;
if (sortFields != null && sortFields.Count > 0)
{
sort = new Sort(sortFields.ToArray());
}
int maxDoc = searcher.MaxDoc;
int startIndex = 0;
if (pageIndex >= 0 && pageSize > 0)
{
startIndex = pageIndex * pageSize;
maxDoc = pageSize * (pageIndex + 1);
}
var docs = sort == null?searcher.Search(query, null, maxDoc) : searcher.Search(query, null, maxDoc, sort);
totalCount = docs.TotalHits;
int endIndex = docs.TotalHits - startIndex;
for (int i = startIndex; i < endIndex; i++)
{
LuceneHit h = new LuceneHit(TypeName, DocumentBuilder, searcher.Doc(docs.ScoreDocs[i].Doc));
results.Add(h);
}
return(results);
}
