refactor: Improve WarPartyScreen structure, extract helper methods, a…

…nd fix NPE in right panel update

common/src/main/java/dev/lotnest/sequoia/commands/WarPartyCommand.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright © sequoia-mod 2025.
+ * This file is released under LGPLv3. See LICENSE for full license details.
+ */
+package dev.lotnest.sequoia.commands;
+
+import com.mojang.brigadier.builder.LiteralArgumentBuilder;
+import com.mojang.brigadier.context.CommandContext;
+import com.wynntils.core.components.Managers;
+import dev.lotnest.sequoia.SequoiaMod;
+import dev.lotnest.sequoia.core.components.Models;
+import dev.lotnest.sequoia.core.consumers.command.Command;
+import dev.lotnest.sequoia.mc.screens.WarPartyScreen;
+import java.util.List;
+import net.minecraft.client.Minecraft;
+import net.minecraft.commands.CommandSourceStack;
+import net.minecraft.network.chat.Component;
+
+public class WarPartyCommand extends Command {
+    @Override
+    public String getCommandName() {
+        return "warParty";
+    }
+
+    @Override
+    public List<String> getAliases() {
+        return List.of("wp");
+    }
+
+    @Override
+    public LiteralArgumentBuilder<CommandSourceStack> getCommandBuilder(
+            LiteralArgumentBuilder<CommandSourceStack> base) {
+        return base.executes(this::openWarPartyScreen);
+    }
+
+    private int openWarPartyScreen(CommandContext<CommandSourceStack> context) {
+        try {
+            Managers.TickScheduler.scheduleNextTick(
+                    () -> Minecraft.getInstance().execute(() -> {
+                        Models.War.mockWars();
+                        Minecraft.getInstance().setScreen(new WarPartyScreen());
+                    }));
+
+        } catch (Exception exception) {
+            SequoiaMod.error("Failed to open WarPartyScreen", exception);
+            context.getSource()
+                    .sendFailure(
+                            SequoiaMod.prefix(Component.translatable("sequoia.command.warParty.failedToOpenScreen")));
+        }
+
+        return 1;
+    }
+}

common/src/main/java/dev/lotnest/sequoia/core/consumers/command/ClientCommandManager.java

@@ -24,7 +24,6 @@
 import dev.lotnest.sequoia.commands.MeowCommand;
 import dev.lotnest.sequoia.commands.OnlineMembersCommand;
 import dev.lotnest.sequoia.commands.OuterVoidCommand;
-import dev.lotnest.sequoia.commands.PartyCommand;
 import dev.lotnest.sequoia.commands.PlayerDungeonsCommand;
 import dev.lotnest.sequoia.commands.PlayerGuildCommand;
 import dev.lotnest.sequoia.commands.PlayerRaidsCommand;
@@ -36,6 +35,7 @@
 import dev.lotnest.sequoia.commands.TerritoryMenuCommand;
 import dev.lotnest.sequoia.commands.TestCommand;
 import dev.lotnest.sequoia.commands.VersionCommand;
+import dev.lotnest.sequoia.commands.WarPartyCommand;
 import dev.lotnest.sequoia.core.components.Manager;
 import java.util.List;
 import net.minecraft.ChatFormatting;
@@ -196,7 +196,7 @@ private void registerAllCommands() {
         registerCommand(new SearchCommand());
         registerCommand(new TerritoryMenuCommand());
         registerCommand(new AuthCommand());
-        registerCommand(new PartyCommand());
+        registerCommand(new WarPartyCommand());
 
         registerCommandWithCommandSet(new SequoiaCommand());
     }