Update UserElo for new ranked system

src/de/steamwar/sql/UserElo.java

@@ -33,22 +33,18 @@ import java.util.concurrent.ConcurrentHashMap;
 
 @AllArgsConstructor
 public class UserElo {
-    private static final int ELO_DEFAULT = 1000;
 
     private static final Map<String, Map<Integer, Optional<Integer>>> gameModeUserEloCache = new ConcurrentHashMap<>();
-    private static final Map<String, Integer> maxEloCache = new ConcurrentHashMap<>();
     private static final Map<Integer, String> emblemCache = new ConcurrentHashMap<>();
 
     public static void clear() {
         gameModeUserEloCache.clear();
-        maxEloCache.clear();
         emblemCache.clear();
     }
 
     private static final Table<UserElo> table = new Table<>(UserElo.class);
     private static final SelectStatement<UserElo> getElo = table.select(Table.PRIMARY);
     private static final Statement setElo = table.insertAll();
-    private static final Statement maxElo = new Statement("SELECT MAX(Elo) AS MaxElo FROM UserElo WHERE Season = ? AND GameMode = ?");
 
     private static final Statement place = new Statement("SELECT COUNT(*) AS Place FROM UserElo WHERE GameMode = ? AND Elo > ? AND Season = ?");
     private static final Statement fightsOfSeason = new Statement("SELECT COUNT(*) AS Fights FROM FightPlayer INNER JOIN Fight F on FightPlayer.FightID = F.FightID WHERE UserID = ? AND GameMode = ? AND UNIX_TIMESTAMP(StartTime) + Duration >= UNIX_TIMESTAMP(?)");
@@ -63,7 +59,7 @@ public class UserElo {
     private final int elo;
 
     public static int getEloOrDefault(int userID, String gameMode) {
-        return getElo(userID, gameMode).orElse(ELO_DEFAULT);
+        return getElo(userID, gameMode).orElse(0);
     }
 
     public static Optional<Integer> getElo(int userID, String gameMode) {
@@ -78,21 +74,13 @@ public class UserElo {
         }, userID, gameMode, Season.getSeasonStart());
     }
 
-    private static int getMaxElo(String gameMode) {
-        return maxEloCache.computeIfAbsent(gameMode, gm -> maxElo.select(rs -> {
-            if (rs.next())
-                return rs.getInt("MaxElo");
-            return 0;
-        }, Season.getSeason(), gameMode));
-    }
-
     public static void setElo(int userId, String gameMode, int elo) {
         emblemCache.remove(userId);
 
-        Optional<Integer> oldElo = Optional.ofNullable(gameModeUserEloCache.computeIfAbsent(gameMode, gm -> new HashMap<>()).put(userId, Optional.of(elo))).orElse(Optional.empty());
-        int maxElo = getMaxElo(gameMode);
-        if (elo > maxElo || (oldElo.isPresent() && oldElo.get() == maxElo)) {
-            maxEloCache.remove(gameMode);
+        int oldPlacement = getPlacement(getElo(userId, gameMode).orElse(0), gameMode);
+        int newPlacement = getPlacement(elo, gameMode);
+
+        if (oldPlacement <= 3 || newPlacement <= 3) {
             emblemCache.clear();
         }
 
@@ -109,70 +97,92 @@ public class UserElo {
 
     public static String getEmblem(SteamwarUser user, List<String> rankedModes) {
         return emblemCache.computeIfAbsent(user.getId(), userId -> {
-            switch(
-                    rankedModes.stream().filter(
-                            mode -> UserElo.getFightsOfSeason(user.getId(), mode) >= 10
-                    ).map(
-                            mode -> getProgression(user.getId(), mode)
-                    ).max(Integer::compareTo).orElse(0)
-            ) {
-                case 0:
-                    return "";
-                case 1:
-                    return "§7✧ ";
-                case 2:
-                    return "§f✦ ";
-                case 3:
-                    return "§e✶ ";
-                case 4:
-                    return "§a✷ ";
-                case 5:
-                    return "§b✸ ";
-                case 6:
-                    return "§c✹ ";
-                case 7:
-                    return "§5❂ ";
-                default:
-                    throw new SecurityException("Progression out of range");
+            int emblemProgression = -1;
+            for (String mode : rankedModes) {
+                if (UserElo.getFightsOfSeason(userId, mode) == 0) continue;
+                int progression = getProgression(userId, mode);
+                if (progression > emblemProgression) {
+                    emblemProgression = progression;
+                }
             }
+            return toEmblem(emblemProgression);
         });
     }
 
     public static String getEmblemProgression(String gameMode, int userId) {
         switch (getProgression(userId, gameMode)) {
+            case -1:
+                return "§f/ §6∨ ∧ §7∨ ∧ §e∨ ∧ §5❂ III II I";
             case 0:
-                return "§8✧ ✦ ✶ ✷ ✸ ✹ ❂";
+                return "§8/ §6∨ §8∧ ∨ ∧ ∨ ∧ ❂ III II I";
             case 1:
-                return "§7✧ §8✦ ✶ ✷ ✸ ✹ ❂";
+                return "§8/ ∨ §6∧ §8∨ ∧ ∨ ∧ ❂ III II I";
             case 2:
-                return "§8✧ §f✦ §8✶ ✷ ✸ ✹ ❂";
+                return "§8/ ∨ ∧ §7∨ §8∧ ∨ ∧ ❂ III II I";
             case 3:
-                return "§8✧ ✦ §e✶ §8✷ ✸ ✹ ❂";
+                return "§8/ ∨ ∧ ∨ §7∧ §8∨ ∧ ❂ III II I";
             case 4:
-                return "§8✧ ✦ ✶ §a✷ §8✸ ✹ ❂";
+                return "§8/ ∨ ∧ ∨ ∧ §e∨ §8∧ ❂ III II I";
             case 5:
-                return "§8✧ ✦ ✶ ✷ §b✸ §8✹ ❂";
+                return "§8/ ∨ ∧ ∨ ∧ ∨ §e∧ §8❂ III II I";
             case 6:
-                return "§8✧ ✦ ✶ ✷ ✸ §c✹ §8❂";
+                return "§8/ ∨ ∧ ∨ ∧ ∨ ∧ §5❂ §8III II I";
             case 7:
-                return "§8✧ ✦ ✶ ✷ ✸ ✹ §5❂";
+                return "§8/ ∨ ∧ ∨ ∧ ∨ ∧ ❂ §5III §8II I";
+            case 8:
+                return "§8/ ∨ ∧ ∨ ∧ ∨ ∧ ❂ III §5II §8I";
+            case 9:
+                return "§8/ ∨ ∧ ∨ ∧ ∨ ∧ ❂ III II §5I";
             default:
                 throw new SecurityException("Progression is not in range");
         }
     }
 
-    private static int getProgression(int userId, String gameMode) {
-        int elo = getElo(userId, gameMode).orElse(0);
-        if(elo == 0)
-            return 0;
-        int maxElo = getMaxElo(gameMode);
+    public static int getProgression(int userId, String gameMode) {
+        int elo = getElo(userId, gameMode).orElse(-1);
+        if (elo < 0) return -1;
 
-        if (elo > maxElo * 0.99) return 7;
-        if (elo > maxElo * 0.97) return 6;
-        if (elo > maxElo * 0.94) return 5;
-        if (elo > maxElo * 0.88) return 4;
-        if (elo > maxElo * 0.76) return 3;
-        if (elo > maxElo * 0.51) return 2;
-        return 1;
+        if (elo <= 100) return 0;
+        if (elo <= 200) return 1;
+        if (elo <= 400) return 2;
+        if (elo <= 600) return 3;
+        if (elo <= 900) return 4;
+        if (elo <= 1200) return 5;
+
+        int placement = getPlacement(elo, gameMode);
+        if (placement == 1) return 9;
+        if (placement == 2) return 8;
+        if (placement == 3) return 7;
+
+        return 6;
+    }
+
+    public static String toEmblem(int progression) {
+        switch(progression) {
+            case -1:
+                return "";
+            case 0:
+                return "§6∨ ";
+            case 1:
+                return "§6∧ ";
+            case 2:
+                return "§7∨ ";
+            case 3:
+                return "§7∧ ";
+            case 4:
+                return "§e∨ ";
+            case 5:
+                return "§e∧ ";
+            case 6:
+                return "§5❂ ";
+            case 7:
+                return "§5III ";
+            case 8:
+                return "§5II ";
+            case 9:
+                return "§5I ";
+            default:
+                throw new SecurityException("Progression out of range");
+        }
     }
 }