public PageDetails GetPageDetails([NoEnumeration] QueriedDataIterator queriedData)
{
if (queriedData.Length <= _pager.PageSize)
{
return(new PageDetails
{
HasNextPage = false
});
}
queriedData.RemoveLastItem();
return(new PageDetails
{
HasNextPage = true
});
}
public async Task <RestCollectionData> QueryDataAsync(IRestCollectionQuery query)
{
await _context.Repository.InitializeAsync();
var fieldAuth = new FieldAuthChecker <TItem>(_context.Fields, _context.AuthorizationChecker, null);
IEnumerable <string> fields = fieldAuth.GetOrEnsureFields(query?.SelectFields, 1);
var selector = new QueryableFieldSelector <TItem>(_context.Fields.GetReaders(fields));
var queryBuilder = new ContextQueryBuilder <TItem>(_context, query);
IQueryable <TItem> items = queryBuilder.BuildQueryable();
QueriedDataIterator queriedData = await selector.SelectFieldsOnlyAsync(items, _context.Repository.ForEachAsync);
PageDetails pageDetails = queryBuilder.GetPageDetails(queriedData);
return(new RestCollectionData(queriedData, pageDetails));
}
public async Task <RestDictionaryData> QueryDataAsync(IRestCollectionQuery query)
{
await _context.Repository.InitializeAsync();
var queryBuilder = new ContextQueryBuilder <TItem>(_context, query);
IQueryable <TItem> items = queryBuilder.BuildQueryable();
var fieldAuth = new FieldAuthChecker <TItem>(_context.Fields, _context.AuthorizationChecker, null);
IEnumerable <string> fields = fieldAuth.GetOrEnsureFields(query?.SelectFields, 1);
var readers = _context.Fields.GetReaders(fields);
readers.Add(IDENTIFIER_FIELD_NAME, new IdentifierFieldReader <TItem>(_namedReferenceInfo));
var selector = new QueryableFieldSelector <TItem>(readers);
QueriedDataIterator queriedData = await selector.SelectFieldsOnlyAsync(items, _context.Repository.ForEachAsync);
PageDetails pageDetails = queryBuilder.GetPageDetails(queriedData);
var dictionaryData = GetKeys(queriedData).ToDictionary(k => k.Key, v => (object)v.Value);
return(new RestDictionaryData(dictionaryData, pageDetails));
}
