public async Task <APIGatewayProxyResponse> LeaderBoard(APIGatewayProxyRequest request)
{
LeaderboardSearchRequest leaderboardRequest = JsonConvert.DeserializeObject <LeaderboardSearchRequest>(request.Body);
// ask to dynamo ask for my selected data
// var requestModel = JsonConvert.DeserializeObject<Leaderboard>(request.Body);
List <User> users = await _dynamoRepository.GetLeaderboard(leaderboardRequest);
return(new APIGatewayProxyResponse
{
Headers = GetCorsHeaders(),
StatusCode = 200,
Body = JsonConvert.SerializeObject(users)
});
}
public async Task <List <User> > GetLeaderboard(LeaderboardSearchRequest request)
{
var bevanList = await GetBevanList();
Console.WriteLine("Non-filtered Bevan list count " + bevanList.Count());
//Filter on channel
bevanList = bevanList
.Where(b => b.Channel.Equals(request.Channel))
.Where(b => b.Timestamp >= request.StartDate && b.Timestamp <= request.EndDate);
Console.WriteLine("Filtered Bevan list count " + bevanList.Count());
var Users = await getUsers();
var userRet = new List <User>();
foreach (var bevanData in bevanList)
{
var receiverUser = Users.FirstOrDefault(u => u.id.Equals(bevanData.ReceiverId));
var giverUser = Users.FirstOrDefault(u => u.id.Equals(bevanData.GiverId));
//sum of bevans of receiver user
var sumOfBevans = request.Type == 0
? bevanList.Where(b => b.ReceiverId.Equals(receiverUser?.id)).Sum(a => a.Count)
: bevanList.Where(b => b.GiverId.Equals(receiverUser?.id)).Sum(a => a.Count);
if (receiverUser != null)
{
receiverUser.totalbevans = sumOfBevans;
userRet.Add(receiverUser);
}
//sum of bevans of giver user
sumOfBevans = request.Type == 0
? bevanList.Where(b => b.ReceiverId.Equals(giverUser?.id)).Sum(a => a.Count)
: bevanList.Where(b => b.GiverId.Equals(giverUser?.id)).Sum(a => a.Count);
if (giverUser != null)
{
giverUser.totalbevans = sumOfBevans;
userRet.Add(giverUser);
}
}
Console.WriteLine("Leaderboard users count" + userRet.Count());
return(userRet.Distinct().OrderByDescending(x => x.totalbevans).ToList());
}
