private async Task UpdateParentAsync(List <ChannelSummary> summaries, int sourceId, IChannelSummary parent)
{
var source = await GetAsync(sourceId);
source.ParentId = parent.Id;
source.ParentsPath = ListUtils.AddIfNotExists(parent.ParentsPath, parent.Id);
if (!source.ParentsPath.Contains(source.SiteId))
{
source.ParentsPath.Insert(0, source.SiteId);
}
source.ParentsCount = source.ParentsPath.Count;
await UpdateAsync(source);
var childIds = summaries
.Where(x => x.ParentId == source.Id)
.Select(x => x.Id)
.ToList();
if (childIds.Count > 0)
{
foreach (var childId in childIds)
{
await UpdateParentAsync(summaries, childId, source);
}
}
}
