feat: improve failed world warning

Failed worlds will now show a warning message at the end after adding arenas.

src/main/java/cc/happyareabean/swmhook/SWMHook.java

@@ -94,6 +94,7 @@ public void onDisable() {
 
 	public void addToArena() {
 		worldsList.getWorlds().forEach(w -> arenaProviderManager.getProvider().addArena(w));
+		arenaProviderManager.checkFailedWorld();
 	}
 
 	public void loadAllSWMHWorld() {
@@ -194,6 +195,10 @@ public static void prefixedLog(String message) {
 		Bukkit.getConsoleSender().sendMessage(Color.translate(Constants.PREFIX + message));
 	}
 
+	public static void prefixedLog() {
+		Bukkit.getConsoleSender().sendMessage(Color.translate(Constants.PREFIX));
+	}
+
 	public static void log(String message) {
 		Bukkit.getConsoleSender().sendMessage(Color.translate("&c[SWMHook] " + message));
 	}

src/main/java/cc/happyareabean/swmhook/hook/ArenaProvider.java

@@ -35,6 +35,10 @@ public String getProviderName()	{
 		return null;
 	}
 
+	public String getProviderFileName()	{
+		return null;
+	}
+
 	public void log(String message) {
 		SWMHook.log(String.format("[%s] %s", getProviderName(), message));
 	}

src/main/java/cc/happyareabean/swmhook/hook/ArenaProviderManager.java

@@ -8,10 +8,17 @@
 import org.bukkit.Bukkit;
 import org.bukkit.plugin.PluginManager;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
 public class ArenaProviderManager {
 
 	@Getter
 	private ArenaProvider provider;
+	@Getter
+	private List<SWMHWorld> loadFailed = new ArrayList<>();
 
 	public ArenaProviderManager() {
 		PluginManager pm = Bukkit.getPluginManager();
@@ -32,4 +39,27 @@ public static void errorWhenAdding(ArenaProvider provider, SWMHWorld world, Stri
 		SWMHook.log(String.format("Error when adding arena from template world %s to provider %s: %s",
 				world.getTemplateName(), provider.getProviderName(), message));
 	}
+
+	public void addFailedWorld(SWMHWorld world) {
+		loadFailed.add(world);
+	}
+
+	public void checkFailedWorld() {
+		if (loadFailed.size() == 0)
+			return;
+
+		Arrays.asList(
+				"",
+				String.format("&cThe following %s SWMHWorld failed to add as an arena in arena provider %s:", loadFailed.size(), getProviderName()),
+				loadFailed.stream().map(w -> " &c- " + w.getTemplateName()).collect(Collectors.joining("\n")),
+				"",
+				"&cPlease make sure that SWMHWorld is configured properly:",
+				String.format(" &c- The SWMHWorld template world is an arena in your provider %s.", getProviderName()),
+				String.format(" &c- Make sure your template world names are the same in the %s's %s.", getProviderName(), provider.getProviderFileName()),
+				" &c- The arena setup is complete.",
+				""
+		).forEach(SWMHook::prefixedLog);
+
+		loadFailed.clear();
+	}
 }

src/main/java/cc/happyareabean/swmhook/hook/impl/EdenArenaProvider.java

@@ -22,8 +22,7 @@ public void addArena(SWMHWorld world) {
 		List<Arena> arenas = Arena.getArenas().stream().filter(a -> !a.isEnabled()).collect(Collectors.toList());
 
 		if (arenas.stream().noneMatch(a -> a.getName().equalsIgnoreCase(world.getTemplateName()))) {
-			log(world.getTemplateName(), "No available template in Eden's arenas.yml, please make sure you use template world created a arena first!");
-			log(world.getTemplateName(), "Please ALSO remember the arena MUST be disabled in Eden!");
+			SWMHook.getInstance().getArenaProviderManager().addFailedWorld(world);
 			return;
 		}
 
@@ -79,6 +78,11 @@ public String getProviderName() {
 		return "Eden";
 	}
 
+	@Override
+	public String getProviderFileName() {
+		return "arenas.yml";
+	}
+
 	private ArenaDetail newArenaDetail(Arena arena, String worldName) {
 		Location a = arena.getA().clone();
 		Location b = arena.getB().clone();