public static async Task <PagedListResult <TOutput> > PaginateListResult <TInput, TOutput>(
this CloudTable table,
TableQuery <TInput> query,
Func <TInput, TOutput> conversion,
CloudTableBasedContinuationToken continuationToken,
CancellationToken cancelationToken = default(CancellationToken))
where TInput : ITableEntity, new()
{
var items = new List <TOutput>();
TableContinuationToken token = continuationToken.IsContinuation() ? continuationToken.TableCursor : null;
var oc = new OperationContext();
var ro = new TableRequestOptions();
var seg = await table.ExecuteQuerySegmentedAsync(query, token, ro, oc, cancelationToken);
continuationToken.TableCursor = seg.ContinuationToken;
items.AddRange(
seg.Select(x => conversion(x))
.Where(x => x != null)
);
return(new PagedListResult <TOutput> {
Items = items, ContinuationToken = continuationToken?.IntoToken()
});
}
public static Task <PagedListResult <TOutput> > PaginateListResult <TInput, TOutput>(
this CloudTable table,
TableQuery <TInput> query,
int pageSize,
Func <TInput, TOutput> conversion,
CloudTableBasedContinuationToken continuationToken,
CancellationToken cancelationToken = default(CancellationToken))
where TInput : ITableEntity, new()
{
return(table.PaginateListResultAsync(query, pageSize, x => Task.FromResult(conversion(x)), continuationToken, cancelationToken));
}
public async Task <PagedListResult <FeatureDetail> > GetFeatures(string continuationToken)
{
if (newGates_)
{
var table = featureStore_.Value.Storage;
var query = new Microsoft.Azure.Cosmos.Table.TableQuery <FeatureEntryTableEntity>()
.Where(Microsoft.Azure.Cosmos.Table.TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, FeatureGateStore.GatePartitionKey));
var token = new CosmosTableBasedContinuationToken(continuationToken);
return(await table.PaginateListResultAsync(query, 30, x => Task.FromResult(x.To <FeatureEntry>().ToFeatureDetail()), token));
}
else
{
var table = featureStore_.Value.GatesTable.Table;
var query = new TableQuery <LegacyFeatureEntry>()
.Where(TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, FeatureGateStore.GatePartitionKey));
var token = new CloudTableBasedContinuationToken(continuationToken);
return(await table.PaginateListResult(query, x => x.ToFeatureDetail(), token));
}
}
