Merge pull request 'Better Tablist footer' (#215) from BetterTablistFooter into master

Reviewed-on: SteamWar/BungeeCore#215
Reviewed-by: Zeanon <thezeanon@gmail.com>
Reviewed-by: Lixfel <lixfel@steamwar.de>

src/de/steamwar/bungeecore/listeners/TablistManager.java

@@ -41,6 +41,7 @@ import java.io.File;
 import java.io.IOException;
 import java.util.*;
 import java.util.concurrent.TimeUnit;
+import java.util.stream.Collectors;
 
 public class TablistManager extends BasicListener {
 
@@ -90,15 +91,10 @@ public class TablistManager extends BasicListener {
             String serverName = server.getName();
 
             Subserver subserver = Subserver.getSubserver(server);
-            List<ProxiedPlayer> players;
             if (subserver != null && subserver.getType() == Servertype.BAUSERVER) {
-                players = playerMap.getOrDefault("Bau", new ArrayList<>());
-                players.add(player);
-                playerMap.putIfAbsent("Bau", players);
+                playerMap.computeIfAbsent("Bau", s -> new ArrayList<>()).add(player);
             } else {
-                players = playerMap.getOrDefault(serverName, new ArrayList<>());
-                players.add(player);
-                playerMap.putIfAbsent(serverName, players);
+                playerMap.computeIfAbsent(serverName, s -> new ArrayList<>()).add(player);
             }
         }
         playerMap.forEach((server, players) -> players.sort((proxiedPlayer, t1) -> proxiedPlayer.getName().compareToIgnoreCase(t1.getName())));
@@ -131,15 +127,13 @@ public class TablistManager extends BasicListener {
         }
 
         private String calcHeader(ProxiedPlayer player){
-            int phase = (seconds % 16) / 4;
+            int phase = (seconds % 16) / 3;
             switch(phase){
                 case 0:
-                    return Message.parse("TABLIST_PHASE_0", player, ProxyServer.getInstance().getPlayers().size());
-                case 1:
                     return Message.parse("TABLIST_PHASE_1", player);
-                case 2:
+                case 1:
                     return Message.parse("TABLIST_PHASE_2", player);
-                case 3:
+                case 2:
                 default:
                     return Message.parse("TABLIST_PHASE_DEFAULT", player);
             }
@@ -157,13 +151,18 @@ public class TablistManager extends BasicListener {
         }
 
         private void refresh(){
-
-            try {
             ServerInfo currentServer = player.getServer().getInfo();
             setHeader(calcHeader(player));
-                setFooter("§e" + currentServer.getName() + " " + getPing() + "§8ms");
+            // TABLIST_FOOTER=§e{0} {1}§8ms   §eSpieler§8: §7{2}
+            setFooter("§e" + currentServer.getName() + " " + getPing() + "§8ms   §eSpieler§8: §7" + ProxyServer.getInstance().getPlayers().size());
             setSize(size, 20);
 
+            if (size >= 5) {
+                refreshSlim(currentServer);
+                return;
+            }
+
+            try {
                 int i = 0;
                 for (String server : playerMap.navigableKeySet()) {
                     if (i > 0){
@@ -191,6 +190,54 @@ public class TablistManager extends BasicListener {
             }
         }
 
+        private void refreshSlim(ServerInfo currentServer) {
+            try {
+                int i = 0;
+                boolean spacer = true;
+                for (String server : playerMap.navigableKeySet()) {
+                    if (i > 0 && spacer) {
+                        setSlot(i%20, i/20, darkGray, "", 1000);
+                        i++;
+                    }
+                    spacer = true;
+                    List<ProxiedPlayer> players = playerMap.get(server)
+                            .stream()
+                            .filter(p -> p.getServer().getInfo() == currentServer || SteamwarUser.get(p).getUserGroup() != UserGroup.Member)
+                            .collect(Collectors.toList());
+                    if (server.equals("Bau")) {
+                        Subserver subserver = Subserver.getSubserver(player);
+                        if (subserver != null && subserver.getType() == Servertype.BAUSERVER) {
+                            players = playerMap.get(server);
+                        }
+                        server = Message.parse("TABLIST_BAU", player);
+                    }
+                    int increment = playerMap.get(server).size() - players.size();
+                    if (players.isEmpty()) {
+                        server += " §7(" + increment + ")";
+                        spacer = false;
+                    } else if (increment != 0) {
+                        server += " §7(+" + increment + ")";
+                    }
+
+                    setSlot(i%20, i/20, gray, "§7§l" + server, 1000);
+                    i++;
+                    for (ProxiedPlayer p : players){
+                        boolean sameServer = currentServer == p.getServer().getInfo();
+                        setSlot(i % 20, i / 20, BungeeTabListPlusAPI.getIconFromPlayer(p), getTablistName(p, sameServer), (sameServer ? 1 : 500));
+                        i++;
+                    }
+                }
+
+                while (i < size*20){
+                    setSlot(i%20, i/20, darkGray, "", 1000);
+                    i++;
+                }
+            }catch(IndexOutOfBoundsException | NullPointerException e){
+                //Ignore IndexOutOfBoundsException
+                //Ignore NPE, happens sometimes (only 1s long) when somebody is joining, server switching or disconnecting
+            }
+        }
+
         private String getTablistName(ProxiedPlayer p, boolean sameServer) {
             Subserver server = Subserver.getSubserver(p);
             if(server != null){