Show default channel notice with its icon

The notice on join, on every default change and for /chat is now
"<icon> is your default channel" in green without the SteamWar prefix;
hovering the icon shows the channel name.

VelocityCore/src/de/steamwar/messages/BungeeCore.properties

@@ -612,8 +612,7 @@ CHAT_CHANNEL_SERVERTEAM = §eSTC
 CHAT_CHANNEL_MSG = §eMSG §7{0}
 CHAT_CHANNEL_ALERT = §cAlert
 CHAT_CHANNEL_LOCAL = §eLocal
-CHAT_CHANNEL_CURRENT = §7You are writing into §e{0}§7.
-CHAT_CHANNEL_SWITCHED = §7You are now writing into §e{0}§7.
+CHAT_CHANNEL_DEFAULT = §ais your default channel
 CHAT_CHANNEL_NOT_SWITCHABLE = §cYou cannot write into this channel by default.
 CHAT_NO_WRITE = §cYou cannot write into this channel.
 CHAT_FIGHT_NO_TEAM = §cYou are not in a fight team.

VelocityCore/src/de/steamwar/messages/BungeeCore_de.properties

@@ -577,8 +577,7 @@ CHAT_CHANNEL_SERVERTEAM = §eSTC
 CHAT_CHANNEL_MSG = §eMSG §7{0}
 CHAT_CHANNEL_ALERT = §cAlert
 CHAT_CHANNEL_LOCAL = §eLokal
-CHAT_CHANNEL_CURRENT = §7Du schreibst in §e{0}§7.
-CHAT_CHANNEL_SWITCHED = §7Du schreibst jetzt in §e{0}§7.
+CHAT_CHANNEL_DEFAULT = §aist dein Standardkanal
 CHAT_CHANNEL_NOT_SWITCHABLE = §cIn diesen Kanal kannst du nicht standardmäßig schreiben.
 CHAT_NO_WRITE = §cDu kannst nicht in diesen Kanal schreiben.
 CHAT_FIGHT_NO_TEAM = §cDu bist in keinem Kampfteam.

VelocityCore/src/de/steamwar/velocitycore/chat/ChatManager.java

@@ -28,6 +28,7 @@ import com.velocitypowered.api.proxy.ServerConnection;
 import com.velocitypowered.api.proxy.server.RegisteredServer;
 import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
+import de.steamwar.messages.Message;
 import de.steamwar.messages.PlayerChatter;
 import de.steamwar.network.packets.common.FightInfoPacket;
 import de.steamwar.persistent.Subserver;
@@ -41,6 +42,8 @@ import de.steamwar.velocitycore.EventStarter;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.velocitycore.listeners.BasicListener;
 import lombok.Getter;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.HoverEvent;
 
 import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
@@ -313,7 +316,7 @@ public class ChatManager extends BasicListener {
         }
 
         defaults.put(uuid, channel);
-        player.system("CHAT_CHANNEL_SWITCHED", channel.tag(player));
+        notifyDefault(player, channel);
     }
 
     private static void setDefault(PlayerChatter player, ChatChannel channel) {
@@ -322,12 +325,25 @@ public class ChatManager extends BasicListener {
 
         ChatChannel previous = defaults.put(uuid, channel);
         if (announced.add(uuid)) {
-            player.system("CHAT_CHANNEL_CURRENT", channel.tag(player));
+            notifyDefault(player, channel);
         } else if (previous != channel && !player.parseToPlain(previous.tag(player)).equals(player.parseToPlain(channel.tag(player)))) {
-            player.system("CHAT_CHANNEL_SWITCHED", channel.tag(player));
+            notifyDefault(player, channel);
         }
     }
 
+    /**
+     * Tells the player which channel they write into, showing the channel icon with its name on hover.
+     */
+    public static void notifyDefault(PlayerChatter player, ChatChannel channel) {
+        Message icon = channel.icon(player);
+        Component iconComponent = icon == null ? player.parse(channel.tag(player)) : player.parse(new Message("CHAT_ICON", "§a", icon));
+        player.sendMessage(Component.text()
+                .append(iconComponent.hoverEvent(HoverEvent.showText(player.parse(channel.tag(player)))))
+                .append(Component.text(" "))
+                .append(player.parse(new Message("CHAT_CHANNEL_DEFAULT")))
+                .build());
+    }
+
     /**
      * Handles a chat message the player typed without a command.
      */

VelocityCore/src/de/steamwar/velocitycore/commands/ChatCommand.java

@@ -47,7 +47,7 @@ public class ChatCommand extends SWCommand {
 
     @Register(description = "CHAT_USAGE")
     public void current(PlayerChatter sender) {
-        sender.system("CHAT_CHANNEL_CURRENT", ChatManager.getDefault(sender).tag(sender));
+        ChatManager.notifyDefault(sender, ChatManager.getDefault(sender));
     }
 
     @Register