From cebca2a829b32207e1c00f8e32ad1b47b0f0a7f5 Mon Sep 17 00:00:00 2001
From: yanghuanglin <yanghuanglin@qq.com>
Date: Tue, 18 Jun 2024 14:12:00 +0800
Subject: [PATCH] optimize code

---
 Fika.Core/Coop/Utils/FikaBackendUtils.cs      | 20 ++++++++++++-------
 Fika.Core/FikaPlugin.cs                       |  2 +-
 .../UI/Patches/FikaVersionLabel_Patch.cs      |  5 ++---
 3 files changed, 16 insertions(+), 11 deletions(-)

diff --git a/Fika.Core/Coop/Utils/FikaBackendUtils.cs b/Fika.Core/Coop/Utils/FikaBackendUtils.cs
index c20610d8..80e049a6 100644
--- a/Fika.Core/Coop/Utils/FikaBackendUtils.cs
+++ b/Fika.Core/Coop/Utils/FikaBackendUtils.cs
@@ -3,7 +3,6 @@
 using Fika.Core.Networking.Http;
 using Fika.Core.Networking.Http.Models;
 using System;
-using System.Linq;
 using System.Reflection;
 using Fika.Core.EssentialPatches;
 
@@ -79,8 +78,9 @@ public static bool JoinMatch(string profileId, string serverId, out CreateMatch
         public static void CreateMatch(string profileId, string hostUsername, RaidSettings raidSettings)
         {
             long timestamp = DateTimeOffset.Now.ToUnixTimeSeconds();
-            var raidCode = GenerateRaidCode(6);
-            var body = new CreateMatch(raidCode, profileId, hostUsername, timestamp, raidSettings, HostExpectedNumberOfPlayers, raidSettings.Side, raidSettings.SelectedDateTime);
+            string raidCode = GenerateRaidCode(6);
+            CreateMatch body = new CreateMatch(raidCode, profileId, hostUsername, timestamp, raidSettings,
+                HostExpectedNumberOfPlayers, raidSettings.Side, raidSettings.SelectedDateTime);
 
             FikaRequestHandler.RaidCreate(body);
 
@@ -92,10 +92,16 @@ public static void CreateMatch(string profileId, string hostUsername, RaidSettin
 
         private static string GenerateRaidCode(int length)
         {
-            var random = new Random();
-            const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
-            return new string(Enumerable.Repeat(chars, length)
-                .Select(s => s[random.Next(s.Length)]).ToArray());
+            Random random = new Random();
+            char[] chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789".ToCharArray();
+            string raidCode = "";
+            for (int i = 0; i < length; i++)
+            {
+                int charIndex = random.Next(chars.Length);
+                raidCode += chars[charIndex];
+            }
+
+            return raidCode;
         }
     }
 }
diff --git a/Fika.Core/FikaPlugin.cs b/Fika.Core/FikaPlugin.cs
index d8ce4630..b324fe5e 100644
--- a/Fika.Core/FikaPlugin.cs
+++ b/Fika.Core/FikaPlugin.cs
@@ -269,7 +269,7 @@ private void SetupConfig()
             AcceptedTOS = Config.Bind("Hidden", "Accepted TOS", false, new ConfigDescription("Has accepted TOS", tags: new ConfigurationManagerAttributes() { Browsable = false }));
 
             // Advanced
-            OfficialVersion = Config.Bind("Advanced", "Official Version", false, new ConfigDescription("Show official version instead of fika version.", tags: new ConfigurationManagerAttributes() { IsAdvanced = true }));
+            OfficialVersion = Config.Bind("Advanced", "Official Version", false, new ConfigDescription("Show official version instead of Fika version.", tags: new ConfigurationManagerAttributes() { IsAdvanced = true }));
             
             // Coop
 
diff --git a/Fika.Core/UI/Patches/FikaVersionLabel_Patch.cs b/Fika.Core/UI/Patches/FikaVersionLabel_Patch.cs
index 0bb76139..eadb935b 100644
--- a/Fika.Core/UI/Patches/FikaVersionLabel_Patch.cs
+++ b/Fika.Core/UI/Patches/FikaVersionLabel_Patch.cs
@@ -15,8 +15,6 @@ public class FikaVersionLabel_Patch : ModulePatch
     {
         private static string versionLabel;
 
-        private static Traverse preloaderUiTraverse;
-
         private static Traverse versionNumberTraverse;
 
         private static string fikaVersion;
@@ -43,7 +41,7 @@ internal static void PatchPostfix(string major, object __result)
 
             fikaVersion = Assembly.GetAssembly(typeof(FikaVersionLabel_Patch)).GetName().Version.ToString();
 
-            preloaderUiTraverse = Traverse.Create(MonoBehaviourSingleton<PreloaderUI>.Instance);
+            Traverse preloaderUiTraverse= Traverse.Create(MonoBehaviourSingleton<PreloaderUI>.Instance);
 
             preloaderUiTraverse.Field("_alphaVersionLabel").Property("LocalizationKey").SetValue("{0}");
 
@@ -56,6 +54,7 @@ internal static void PatchPostfix(string major, object __result)
 
         public static void UpdateVersionLabel()
         {
+            Traverse preloaderUiTraverse= Traverse.Create(MonoBehaviourSingleton<PreloaderUI>.Instance);
             if (FikaPlugin.OfficialVersion.Value)
             {
                 preloaderUiTraverse.Field("string_2").SetValue($"{officalVersion} Beta version");