Initial upload

2026-07-18 00:21:15 +10:00 · 2026-05-03 14:53:43 -04:00
commit 7a46a17131
819 changed files with 607914 additions and 0 deletions
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+using LiteDB;
+using static Rec_rewild_live_rewrite.api.server.Classes.db_class.LeaderboardDBClasses;
+
+namespace Rec_rewild_live_rewrite.api.dbs
+{
+    public class LeaderboardDB
+    {
+        private static readonly LiteDatabase DB = new LiteDatabase(
+            Environment.CurrentDirectory + "/Data/DBs/Leaderboard.db"
+        );
+
+        private static ILiteCollection<Entry> Entries =>
+            DB.GetCollection<Entry>("leaderboard");
+
+        static LeaderboardDB()
+        {
+            // Short index names to avoid LiteDB 32-char name limit
+            Entries.EnsureIndex("pid", x => x.PlayerId);
+            Entries.EnsureIndex("sc", x => x.StatChannel);
+            Entries.EnsureIndex("rid", x => x.RoomId);
+
+            // Score index for sorting
+            Entries.EnsureIndex("score", x => x.Score);
+        }
+
+
+        // ------------------------------------------
+        // Add or Update Stat
+        // ------------------------------------------
+        public static RequestResult SetStat(ulong playerId, int statChannel, ulong roomId, int newValue)
+        {
+            try
+            {
+                var entry = Entries.FindOne(x =>
+                    x.PlayerId == (int)playerId &&
+                    x.StatChannel == statChannel &&
+                    x.RoomId == (long)roomId
+                );
+
+                if (entry == null)
+                {
+                    entry = new Entry
+                    {
+                        PlayerId = (int)playerId,
+                        StatChannel = statChannel,
+                        RoomId = (long)roomId,
+                        Score = newValue
+                    };
+                    Entries.Insert(entry);
+                }
+                else
+                {
+                    entry.Score = newValue;
+                    Entries.Update(entry);
+                }
+
+                RecomputeRanks(statChannel, roomId);
+                return RequestResult.Success;
+            }
+            catch
+            {
+                return RequestResult.InvalidStat;
+            }
+        }
+
+        // ------------------------------------------
+        // Recalculate ranks for a specific leaderboard
+        // ------------------------------------------
+        private static void RecomputeRanks(int statChannel, ulong roomId)
+        {
+            var list = Entries.Find(x =>
+                x.StatChannel == statChannel &&
+                x.RoomId == (long)roomId
+            )
+            .OrderByDescending(x => x.Score)
+            .ToList();
+
+            int rank = 1;
+            foreach (var e in list)
+            {
+                e.Rank = rank++;
+                Entries.Update(e);
+            }
+        }
+
+        // ------------------------------------------
+        // Get Player Rank
+        // ------------------------------------------
+        public static Entry? GetPlayerRank(ulong playerId, int statChannel, ulong roomId)
+        {
+            return Entries.FindOne(x =>
+                x.PlayerId == (int)playerId &&
+                x.StatChannel == statChannel &&
+                x.RoomId == (long)roomId
+            );
+        }
+
+        // ------------------------------------------
+        // Nearby Scores Window
+        // ------------------------------------------
+        public static List<Entry> GetNearbyScores(
+            ulong playerId,
+            int statChannel,
+            ulong roomId,
+            int windowSize)
+        {
+            var me = GetPlayerRank(playerId, statChannel, roomId);
+            if (me == null)
+            {
+                return Entries.Find(x =>
+         x.StatChannel == statChannel &&
+         x.RoomId == (long)roomId
+     )
+     .OrderBy(x => x.Rank)
+     .Take(windowSize * 2 + 1)
+     .ToList();
+
+            }
+
+            int start = Math.Max(me.Rank - windowSize, 1);
+            int end = me.Rank + windowSize;
+
+
+            return Entries.Find(x =>
+                x.StatChannel == statChannel &&
+                x.RoomId == (long)roomId &&
+                x.Rank >= start &&
+                x.Rank <= end
+            )
+            .OrderBy(x => x.Rank)
+            .ToList();
+        }
+
+        // ------------------------------------------
+        // Range Get — GetRanks API
+        // ------------------------------------------
+        public static List<Entry> GetRanks(
+     int statChannel,
+     ulong roomId,
+     int rankStart,
+     int rankEnd)
+        {
+            return Entries.Find(x =>
+                x.StatChannel == statChannel &&
+                x.RoomId == (long)roomId &&
+                x.Rank >= rankStart &&
+                x.Rank <= rankEnd
+            )
+            .OrderBy(x => x.Rank)
+            .ToList();
+        }
+    }
+}