private static string GetFollowType(List <TagCriteria> criteria, Enums.FollowMode followMode)
{
foreach (var criterion in criteria)
{
if (followMode == Enums.FollowMode.Feed)
{
if (criterion.feed)
{
return("partial");
}
}
else if (followMode == Enums.FollowMode.Notification)
{
if (criterion.notifications)
{
return("partial");
}
}
}
return("none");
}
public static async Task <List <TrackFollow> > GetTrackFollows(string trackId, Enums.FollowMode followMode = Enums.FollowMode.Feed)
{
List <TrackFollowTableEntity> results = await TableStorageRepository.GetTrackFollows(trackId, followMode);
List <TrackFollow> trackFollows = new List <TrackFollow>();
foreach (TrackFollowTableEntity result in results)
{
trackFollows.Add(TableEntityToTrackFollow(result));
}
return(trackFollows);
}
// follows
internal static async Task <List <TrackFollowTableEntity> > GetTrackFollows(string trackId, Enums.FollowMode followMode = Enums.FollowMode.Feed)
{
try
{
// reference table
CloudTable table = tableClient.GetTableReference(TrackFollowsTable);
await table.CreateIfNotExistsAsync();
// predicates
string partitionPredicate = TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, trackId);
string feedPredicate = TableQuery.GenerateFilterCondition(followMode == Enums.FollowMode.Feed ? "feed_follow_type" : "notifications_follow_type", QueryComparisons.NotEqual, "none");
// query track subscriptions
TableQuery <TrackFollowTableEntity> query = new TableQuery <TrackFollowTableEntity>().Where(TableQuery.CombineFilters(partitionPredicate, TableOperators.And, feedPredicate));
List <TrackFollowTableEntity> follows = new List <TrackFollowTableEntity>();
TableContinuationToken token = null;
do
{
var queryResponse = await table.ExecuteQuerySegmentedAsync(query, token);
token = queryResponse.ContinuationToken;
follows.AddRange(queryResponse.Results);
}while (token != null);
return(follows);
}
catch
{
throw;
}
}
