add multiple prefixes and cspy prefixes

totallynotskidded™ some codes from ChipmunkBot™

src/main/java/me/chayapak1/chomens_bot/plugins/PlayersPlugin.java

@@ -0,0 +1,122 @@
+package me.chayapak1.chomens_bot.plugins;
+
+import com.github.steveice10.mc.protocol.data.game.PlayerListEntry;
+import com.github.steveice10.mc.protocol.data.game.PlayerListEntryAction;
+import com.github.steveice10.mc.protocol.packet.ingame.clientbound.ClientboundPlayerInfoPacket;
+import com.github.steveice10.packetlib.Session;
+import com.github.steveice10.packetlib.event.session.SessionAdapter;
+import com.github.steveice10.packetlib.packet.Packet;
+import me.chayapak1.chomens_bot.Bot;
+import me.chayapak1.chomens_bot.chatParsers.data.MutablePlayerListEntry;
+import net.kyori.adventure.text.Component;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+public class PlayersPlugin extends SessionAdapter {
+    private final Bot bot;
+    public List<MutablePlayerListEntry> list = new ArrayList<>();
+
+    public PlayersPlugin (Bot bot) {
+        this.bot = bot;
+        bot.addListener(this);
+    }
+
+    @Override
+    public void packetReceived (Session session, Packet packet) {
+        if (packet instanceof ClientboundPlayerInfoPacket) packetReceived((ClientboundPlayerInfoPacket) packet);
+    }
+
+    public void packetReceived (ClientboundPlayerInfoPacket packet) {
+        PlayerListEntryAction action = packet.getAction();
+        for (PlayerListEntry entry : packet.getEntries()) {
+            if (action == PlayerListEntryAction.ADD_PLAYER) addPlayer(entry);
+            else if (action == PlayerListEntryAction.UPDATE_GAMEMODE) updateGamemode(entry);
+            else if (action == PlayerListEntryAction.UPDATE_LATENCY) updateLatency(entry);
+            else if (action == PlayerListEntryAction.UPDATE_DISPLAY_NAME) updateDisplayName(entry);
+            else if (action == PlayerListEntryAction.REMOVE_PLAYER) removePlayer(entry);
+        }
+    }
+
+    public final MutablePlayerListEntry getEntry (UUID uuid) {
+        for (MutablePlayerListEntry candidate : list) {
+            if (candidate.profile().getId().equals(uuid)) {
+                return candidate;
+            }
+        }
+
+        return null;
+    }
+
+    public final MutablePlayerListEntry getEntry (String username) {
+        for (MutablePlayerListEntry candidate : list) {
+            if (candidate.profile().getName().equals(username)) {
+                return candidate;
+            }
+        }
+
+        return null;
+    }
+
+    public final MutablePlayerListEntry getEntry (Component displayName) {
+        for (MutablePlayerListEntry candidate : list) {
+            if (candidate.displayName() != null && candidate.displayName().equals(displayName)) {
+                return candidate;
+            }
+        }
+
+        return null;
+    }
+
+    private MutablePlayerListEntry getEntry (PlayerListEntry other) {
+        return getEntry(other.getProfile().getId());
+    }
+
+    private void addPlayer (PlayerListEntry newEntry) {
+        final MutablePlayerListEntry duplicate = getEntry(newEntry);
+        if (duplicate != null) list.remove(duplicate);
+
+        list.add(new MutablePlayerListEntry(newEntry));
+    }
+
+    private void updateGamemode (PlayerListEntry newEntry) {
+        final MutablePlayerListEntry target = getEntry(newEntry);
+        if (target == null) return;
+
+        target.gamemode(newEntry.getGameMode());
+    }
+
+    private void updateLatency (PlayerListEntry newEntry) {
+        final MutablePlayerListEntry target = getEntry(newEntry);
+        if (target == null) return;
+
+        target.latency(newEntry.getPing());
+    }
+
+    private void updateDisplayName (PlayerListEntry newEntry) {
+        final MutablePlayerListEntry target = getEntry(newEntry);
+        if (target == null) return;
+
+        target.displayName(newEntry.getDisplayName());
+    }
+
+    private void removePlayer (PlayerListEntry newEntry) {
+        final MutablePlayerListEntry target = getEntry(newEntry);
+        if (target == null) return;
+
+        bot.tabComplete().tabComplete("/minecraft:scoreboard players add ").thenApply(packet -> {
+            final String[] matches = packet.getMatches();
+            final Component[] tooltips = packet.getTooltips();
+            final String username = target.profile().getName();
+
+            for (int i = 0; i < matches.length; i++) {
+                if (tooltips[i] != null || !matches[i].equals(username)) continue;
+                return packet;
+            }
+
+            list.remove(target);
+            return packet;
+        });
+    }
+}