public async Task <LearnerLeaderBoard> AddAsync(
LearnerLeaderBoard leaderBoard)
{
var learnerContainer =
_cosmosDatabase.Containers["leaderboards"];
var leaderBoardDocument =
await learnerContainer.Items.CreateItemAsync <LearnerLeaderBoard>(
leaderBoard.Id.ToString(),
leaderBoard);
return(leaderBoardDocument.Resource);
}
public async Task <LearnerLeaderBoard> AddAsync(
Guid learnerId,
Guid leaderBoardId)
{
var leaderBoardContainer =
_cosmosDatabase.Containers["leaderboards"];
var leaderBoardDocument =
await leaderBoardContainer.Items.ReadItemAsync <LeaderBoard>(
leaderBoardId.ToString(),
leaderBoardId.ToString());
if (leaderBoardDocument == null)
{
throw new NullReferenceException("Leader Board does not exist.");
}
var learnerContainer =
_cosmosDatabase.Containers["learners"];
var learnerDocument =
await learnerContainer.Items.ReadItemAsync <Learner>(
learnerId.ToString(),
learnerId.ToString());
if (learnerDocument == null)
{
throw new NullReferenceException("Learner does not exist.");
}
var learner =
learnerDocument.Resource;
var learnerLeaderBoard =
new LearnerLeaderBoard(
leaderBoardDocument.Resource);
if (learner.LeaderBoards.All(x => x.Id != leaderBoardId))
{
learner.LeaderBoards.Add(
learnerLeaderBoard);
await learnerContainer.Items.ReplaceItemAsync(
learnerId.ToString(),
learnerId.ToString(),
learner);
}
return(learnerLeaderBoard);
}
