示例#1
0
        public async Task RefreshCache(DbContext db, RefreshScoreboardCacheRequest args)
        {
            int cid    = args.ContestId;
            var scores = await db.Set <ContestProblem>()
                         .Where(cp => cp.ContestId == cid)
                         .Select(cp => new { cp.ProblemId, cp.Score })
                         .ToDictionaryAsync(a => a.ProblemId, a => a.Score);

            var query =
                from s in db.Set <Submission>()
                where s.ContestId == cid
                join t in db.Set <Team>() on new { s.ContestId, TeamId = s.Author } equals new { t.ContestId, t.TeamId }
            join j in db.Set <Judging>() on new { s.SubmissionId, Active = true } equals new { j.SubmissionId, j.Active }
            orderby s.Time ascending
                select new { s.SubmissionId, t.TeamId, s.ProblemId, s.Time, j.Status };
            var results = await query.ToListAsync();

            var rcc     = new Dictionary <int, RankCache>();
            var scc     = new Dictionary <(int, int), ScoreCache>();
            var endTime = args.Deadline;

            foreach (var s in results)
            {
                if (s.Time > endTime)
                {
                    continue;
                }
                if (!scc.ContainsKey((s.TeamId, s.ProblemId)))
                {
                    scc.Add((s.TeamId, s.ProblemId), new ScoreCache {
                        ContestId = cid, TeamId = s.TeamId, ProblemId = s.ProblemId
                    });
                }
                var sc = scc[(s.TeamId, s.ProblemId)];
示例#2
0
        public async Task RefreshCache(DbContext db, RefreshScoreboardCacheRequest args)
        {
            int cid = args.ContestId;

            var query =
                from s in db.Set <Submission>()
                where s.ContestId == cid
                join t in db.Set <Team>() on new { s.ContestId, TeamId = s.Author } equals new { t.ContestId, t.TeamId }
            join tc in db.Set <TeamCategory>() on t.CategoryId equals tc.CategoryId
            join j in db.Set <Judging>() on new { s.SubmissionId, Active = true } equals new { j.SubmissionId, j.Active }
            orderby s.Time ascending
                select new { s.SubmissionId, t.TeamId, tc.SortOrder, s.ProblemId, s.Time, j.Status };
            var results = await query.ToListAsync();

            var rcc     = new Dictionary <int, RankCache>();
            var scc     = new Dictionary <(int, int), ScoreCache>();
            var fb      = new HashSet <(int, int)>();
            var oks     = new List <int>();
            var endTime = args.Deadline;

            foreach (var s in results)
            {
                if (s.Time > endTime)
                {
                    continue;
                }
                if (!scc.ContainsKey((s.TeamId, s.ProblemId)))
                {
                    scc.Add((s.TeamId, s.ProblemId), new ScoreCache {
                        ContestId = cid, TeamId = s.TeamId, ProblemId = s.ProblemId
                    });
                }
                var sc = scc[(s.TeamId, s.ProblemId)];
示例#3
0
        public async Task RefreshCache(DbContext db, RefreshScoreboardCacheRequest args)
        {
            int cid = args.ContestId;

            var rebuildScoreQuery =
                from j in db.Set <Judging>()
                join s in db.Set <Submission>() on j.SubmissionId equals s.SubmissionId
                where s.ContestId == cid
                join d in db.Set <Detail>() on j.JudgingId equals d.JudgingId
                join t in db.Set <Testcase>() on d.TestcaseId equals t.TestcaseId
                group d.Status == Verdict.Accepted ? t.Point : 0 by j.JudgingId into g
                select new { JudgingId = g.Key, Score = g.Sum() };

            await db.Set <Judging>().MergeAsync(
                sourceTable: rebuildScoreQuery,
                targetKey: j => j.JudgingId,
                sourceKey: j => j.JudgingId,
                updateExpression: (j, s) => new Judging {
                TotalScore = s.Score
            },
                insertExpression: null, delete: false);

            var query =
                from s in db.Set <Submission>()
                where s.ContestId == cid
                join j in db.Set <Judging>() on new { s.SubmissionId, Active = true } equals new { j.SubmissionId, j.Active }
            orderby s.Time ascending
                select new { s.SubmissionId, TeamId = s.Author, s.ProblemId, s.Time, j.Status, j.TotalScore };
            var results = await query.ToListAsync();

            var scrs =
                from cp in db.Set <ContestProblem>()
                where cp.ContestId == cid
                join t in db.Set <Testcase>() on cp.ProblemId equals t.ProblemId
                select new { cp.ProblemId, t.Point };
            var q = await scrs.ToListAsync();

            var full = q.GroupBy(a => a.ProblemId).ToDictionary(a => a.Key, a => a.Sum(aa => aa.Point));

            var rcc     = new Dictionary <int, RankCache>();
            var scc     = new Dictionary <(int, int), ScoreCache>();
            var lastop1 = new Dictionary <int, int>();
            var lastop2 = new Dictionary <int, int>();
            var endTime = args.Deadline;

            foreach (var s in results)
            {
                if (s.Time > endTime)
                {
                    continue;
                }
                if (!scc.ContainsKey((s.TeamId, s.ProblemId)))
                {
                    scc.Add((s.TeamId, s.ProblemId), new ScoreCache {
                        ContestId = cid, TeamId = s.TeamId, ProblemId = s.ProblemId
                    });
                }
                var sc = scc[(s.TeamId, s.ProblemId)];