Refactor world border handling for game phases.

Removed world border size from `GamePhase` and centralized configuration in `GameConfig`. Updated logic to use `WorldBorderSettings` dynamically, ensuring all phases define valid world border behavior. Adjusted related methods to improve maintainability and clarity.

src/main/java/com/alttd/ctf/config/GameConfig.java

@@ -49,6 +49,7 @@ public class GameConfig extends AbstractConfig {
     public static class WORLD_BORDER {
         private static final String prefix = "world-border.";
 
+        public static final double DEFAULT_SIZE = 140;
         private static final HashMap<GamePhase, WorldBorderSettings> GAME_PHASE_WORLD_BORDER = new HashMap<>();
 
         public static HashMap<GamePhase, WorldBorderSettings> getGAME_PHASE_WORLD_BORDER() {

src/main/java/com/alttd/ctf/game/GamePhase.java

@@ -6,16 +6,14 @@ import net.kyori.adventure.text.minimessage.MiniMessage;
 
 @Getter
 public enum GamePhase {
-    CLASS_SELECTION(MiniMessage.miniMessage().deserialize("<green>Class selection phase</green>"), 25),
+    CLASS_SELECTION(MiniMessage.miniMessage().deserialize("<green>Class selection phase</green>")),
-    GATHERING(MiniMessage.miniMessage().deserialize("<green>Gathering phase</green>"), 50),
+    GATHERING(MiniMessage.miniMessage().deserialize("<green>Gathering phase</green>")),
-    COMBAT(MiniMessage.miniMessage().deserialize("<green>Combat phase</green>"), 0),
+    COMBAT(MiniMessage.miniMessage().deserialize("<green>Combat phase</green>")),
-    ENDED(MiniMessage.miniMessage().deserialize("<green>Game end phase</green>"), 0);
+    ENDED(MiniMessage.miniMessage().deserialize("<green>Game end phase</green>"));
 
     private final Component displayName;
-    private final double worldBorderSize;
 
-    GamePhase(Component displayName, double worldBorderSize) {
+    GamePhase(Component displayName) {
         this.displayName = displayName;
-        this.worldBorderSize = worldBorderSize;
     }
 }

src/main/java/com/alttd/ctf/game/phases/ClassSelectionPhase.java

@@ -1,5 +1,6 @@
 package com.alttd.ctf.game.phases;
 
+import com.alttd.ctf.config.GameConfig;
 import com.alttd.ctf.flag.Flag;
 import com.alttd.ctf.game.GameManager;
 import com.alttd.ctf.game.GamePhase;
@@ -9,11 +10,14 @@ import com.alttd.ctf.team.Team;
 import com.alttd.ctf.team.TeamColor;
 import com.alttd.ctf.team.TeamPlayer;
 import com.alttd.ctf.util.CircularIterator;
+import com.github.yannicklamprecht.worldborder.api.IWorldBorder;
+import com.github.yannicklamprecht.worldborder.api.Position;
 import com.github.yannicklamprecht.worldborder.api.WorldBorderApi;
 import lombok.extern.slf4j.Slf4j;
 import net.kyori.adventure.text.minimessage.MiniMessage;
 import net.kyori.adventure.text.minimessage.tag.resolver.Placeholder;
 import org.bukkit.Bukkit;
+import org.bukkit.Location;
 import org.bukkit.entity.Player;
 import org.jetbrains.annotations.NotNull;
 
@@ -40,6 +44,11 @@ public class ClassSelectionPhase implements GamePhaseExecutor {
 
     @Override
     public void start(Flag flag) {
+        Location flagLocation = flag.getFlagLocation();
+        IWorldBorder worldBorder = worldBorderApi.getWorldBorder(flagLocation.getWorld());
+        worldBorder.setCenter(Position.of(flagLocation));
+        worldBorder.setSize(GameConfig.WORLD_BORDER.DEFAULT_SIZE);
+
         Bukkit.broadcast(MiniMessage.miniMessage().deserialize("<green>Select your class with <gold>/ctf selectclass</gold></green>"));
         CircularIterator<Team> teamCircularIterator = new CircularIterator<>(gameManager.getTeams());
         if (teamCircularIterator.hasNext()) {

src/main/java/com/alttd/ctf/team/TeamPlayer.java

@@ -1,5 +1,8 @@
 package com.alttd.ctf.team;
 
+import com.alttd.ctf.config.GameConfig;
+import com.alttd.ctf.config.WorldBorderSettings;
+import com.alttd.ctf.config.WorldBorderType;
 import com.alttd.ctf.game.GamePhase;
 import com.alttd.ctf.game_class.GameClass;
 import com.alttd.ctf.game_class.GameClassRetrieval;
@@ -48,12 +51,15 @@ public class TeamPlayer {
     }
 
     public void resetWorldBorder(Player player, WorldBorderApi worldBorderApi, GamePhase gamePhase, Location worldBorderCenter) {
-        double worldBorderSize = gamePhase.getWorldBorderSize();
+        WorldBorderSettings worldBorderSettings = GameConfig.WORLD_BORDER.getGAME_PHASE_WORLD_BORDER().get(gamePhase);
-        if (worldBorderSize <= 0) {
+        if (worldBorderSettings == null) {
+            throw new IllegalStateException("All phases need to have world border settings");
+        }
+        if (worldBorderSettings.type().equals(WorldBorderType.FLAG)) {
             worldBorderApi.resetWorldBorderToGlobal(player);
             return;
         }
-        worldBorderApi.setBorder(player, worldBorderSize, worldBorderCenter);
+        worldBorderApi.setBorder(player, worldBorderSettings.size(), worldBorderCenter);
     }
 
     @Override