private static SortField GetSortField(SortingField field, ICollection <string> availableFields)
{
var dataType = availableFields.Contains(LuceneSearchHelper.GetFacetableFieldName(field.FieldName)) ? SortFieldType.DOUBLE : SortFieldType.STRING;
var result = new SortField(LuceneSearchHelper.ToLuceneFieldName(field.FieldName), dataType, field.IsDescending);
return(result);
}
private static ISort GetSortingField(SortingField field)
{
ISort result;
var geoSorting = field as GeoDistanceSortingField;
if (geoSorting != null)
{
result = new GeoDistanceSort
{
Field = ElasticSearchHelper.ToElasticFieldName(field.FieldName),
Points = new[] { geoSorting.Location.ToGeoLocation() }
};
}
else
{
result = new SortField
{
Field = ElasticSearchHelper.ToElasticFieldName(field.FieldName),
Order = field.IsDescending ? SortOrder.Descending : SortOrder.Ascending,
Missing = "_last",
UnmappedType = FieldType.Long,
};
}
return(result);
}
protected virtual IList <SortingField> GetSorting(ProductIndexedSearchCriteria criteria)
{
var result = new List <SortingField>();
var priorityFields = criteria.GetPriorityFields();
foreach (var sortInfo in criteria.SortInfos)
{
var sortingField = new SortingField();
if (sortInfo is GeoSortInfo geoSortInfo)
{
sortingField = new GeoDistanceSortingField
{
Location = geoSortInfo.GeoPoint
};
}
sortingField.FieldName = sortInfo.SortColumn.ToLowerInvariant();
sortingField.IsDescending = sortInfo.SortDirection == SortDirection.Descending;
switch (sortingField.FieldName)
{
case "price":
if (!criteria.Pricelists.IsNullOrEmpty())
{
result.AddRange(
criteria.Pricelists.Select(priceList => new SortingField($"price_{criteria.Currency}_{priceList}".ToLowerInvariant(), sortingField.IsDescending)));
}
else
{
result.Add(new SortingField($"price_{criteria.Currency}".ToLowerInvariant(), sortingField.IsDescending));
}
break;
case "priority":
result.AddRange(priorityFields.Select(priorityField => new SortingField(priorityField, sortingField.IsDescending)));
break;
case "name":
case "title":
result.Add(new SortingField("name", sortingField.IsDescending));
break;
default:
result.Add(sortingField);
break;
}
}
if (!result.Any())
{
result.AddRange(priorityFields.Select(priorityField => new SortingField(priorityField, true)));
result.Add(new SortingField("__sort"));
}
return(result);
}
private static string GetSortingField(SortingField sortingField, IList <Field> availableFields)
{
string result = null;
var availableField = availableFields.Get(sortingField.FieldName);
if (availableField != null)
{
var geoSorting = sortingField as GeoDistanceSortingField;
var fieldName = geoSorting == null
? availableField.Name
: AzureSearchHelper.GetGeoDistanceExpression(availableField.Name, geoSorting.Location);
result = string.Join(" ", fieldName, sortingField.IsDescending ? "desc" : "asc");
}
else if (sortingField.FieldName == "score")
{
result = string.Join(" ", "search.score()", sortingField.IsDescending ? "desc" : "asc");
}
return(result);
}
public SearchRequestBuilder AddSorting(string sort)
{
var sortFields = new List <SortingField>();
foreach (var sortInfo in SortInfo.Parse(sort))
{
var sortingField = new SortingField();
if (sortInfo is GeoSortInfo geoSortInfo)
{
sortingField = new GeoDistanceSortingField
{
Location = geoSortInfo.GeoPoint
};
}
sortingField.FieldName = sortInfo.SortColumn.ToLowerInvariant();
sortingField.IsDescending = sortInfo.SortDirection == SortDirection.Descending;
switch (sortingField.FieldName)
{
case "name":
case "title":
sortFields.Add(new SortingField("name", sortingField.IsDescending));
break;
default:
sortFields.Add(sortingField);
break;
}
}
if (sortFields.Any())
{
SearchRequest.Sorting = sortFields;
}
return(this);
}
/// <summary>
/// Get page of tasks
/// </summary>
/// <param name="page">Page number (from 1)</param>
/// <param name="sortType">Sorting type</param>
/// <param name="sortField">Sort by field</param>
/// <returns></returns>
public static async Task <TasksData> GetTasksAsync(int page, SortingType sortType, SortingField sortField)
{
TasksData res = await RequestGetAsync <TasksData>(new Uri(API_URL + $"/?{PARAM_DEV}&page={page}&sort_direction={sortType}&sort_field={sortField}" ));
return((res.TotalCount == 0 || res.Tasks.Count == 0) ? null : res);
}
string GenerateSortingFieldAndOrder(SortingField sortingName, SortingOrder sortingOrder)
{
return(sortingName.ToString() + " " + sortingOrder.ToString());
}
