made displayName independent of other appliances

common/src/main/java/eu/mhsl/craftattack/spawn/common/appliances/metaGameplay/displayName/DisplayName.java

@@ -0,0 +1,84 @@
+package eu.mhsl.craftattack.spawn.common.appliances.metaGameplay.displayName;
+
+import eu.mhsl.craftattack.core.Main;
+import eu.mhsl.craftattack.core.appliance.Appliance;
+import eu.mhsl.craftattack.core.util.server.Floodgate;
+import eu.mhsl.craftattack.core.util.text.ComponentUtil;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.ComponentBuilder;
+import net.kyori.adventure.text.TextComponent;
+import net.kyori.adventure.text.event.HoverEvent;
+import net.kyori.adventure.text.format.NamedTextColor;
+import net.kyori.adventure.text.format.TextColor;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.List;
+import java.util.Objects;
+import java.util.logging.Level;
+
+public class DisplayName extends Appliance {
+    public interface Prefixed {
+        @Nullable
+        Component getNamePrefix(Player player);
+    }
+
+    public interface Colored {
+        @Nullable
+        TextColor getNameColor(Player player);
+    }
+
+    public void update(Player player) {
+        List<Colored> coloring = Main.instance().getAppliances().stream()
+            .filter(appliance -> appliance instanceof Colored)
+            .map(appliance -> (Colored) appliance)
+            .toList();
+
+        if(coloring.size() > 1) throw new IllegalStateException(
+            "There are two or more appliances which provide coloring for player names. This is currently not supported!"
+        );
+
+        TextColor playerColor = coloring.isEmpty()
+            ? NamedTextColor.WHITE
+            : coloring.getFirst().getNameColor(player);
+
+        List<Prefixed> prefixes = Main.instance().getAppliances().stream()
+            .filter(appliance -> appliance instanceof Prefixed)
+            .map(appliance -> (Prefixed) appliance)
+            .toList();
+
+        ComponentBuilder<TextComponent, TextComponent.Builder> playerName = Component.text();
+        prefixes.stream()
+            .map(prefixed -> prefixed.getNamePrefix(player))
+            .filter(Objects::nonNull)
+            .forEach(prefix -> playerName
+                .append(prefix)
+                .append(ComponentUtil.clearedSpace())
+        );
+
+        if(Floodgate.isBedrock(player)) {
+            playerName
+                .append(
+                    Component.text("\uD83C\uDFAE", NamedTextColor.GRAY)
+                        .hoverEvent(HoverEvent.showText(Component.text(
+                            String.format("%s spielt die Minecraft: Bedrock Edition", player.getName())
+                        )))
+                )
+                .append(ComponentUtil.clearedSpace());
+        }
+
+        playerName.append(Component.text(player.getName(), playerColor));
+
+        this.setGlobal(player, playerName.build());
+    }
+
+    private void setGlobal(Player player, Component component) {
+        try {
+            player.customName(component);
+            player.displayName(component);
+            player.playerListName(component);
+        } catch(Exception e) {
+            Main.instance().getLogger().log(Level.SEVERE, e, e::getMessage);
+        }
+    }
+}

common/src/main/java/eu/mhsl/craftattack/spawn/common/appliances/metaGameplay/displayName/DisplayNameUpdateListener.java

@@ -0,0 +1,13 @@
+package eu.mhsl.craftattack.spawn.common.appliances.metaGameplay.displayName;
+
+import eu.mhsl.craftattack.core.appliance.ApplianceListener;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.player.PlayerJoinEvent;
+
+class DisplayNameUpdateListener extends ApplianceListener<DisplayName> {
+    @EventHandler(priority = EventPriority.LOW)
+    public void onJoin(PlayerJoinEvent event) {
+        this.getAppliance().update(event.getPlayer());
+    }
+}