[OneBot] AutoUpdater for Lagrange.OneBot (#810)

* [OneBot]AutoUpdater for Lagrange.OneBot

* [OneBot] make default enable auto update false

Author: Lilyltt

Lagrange.OneBot/Program.cs

@@ -8,31 +8,71 @@ namespace Lagrange.OneBot;
 
 internal abstract class Program
 {
-    public static void Main(string[] args)
+    public static async Task Main(string[] args)
     {
-        string? version = Assembly.GetAssembly(typeof(Program))?
-            .GetCustomAttribute<AssemblyInformationalVersionAttribute>()?
-            .InformationalVersion;
+        string? version = Assembly
+            .GetAssembly(typeof(Program))
+            ?.GetCustomAttribute<AssemblyInformationalVersionAttribute>()
+            ?.InformationalVersion;
 
         Console.ForegroundColor = ConsoleColor.Magenta;
         if (Console.BufferWidth >= 45)
         {
-            Console.WriteLine($$"""
-               __
-              / / ___ ____ ________ ____  ___ ____
-             / /_/ _ `/ _ `/ __/ _ `/ _ \/ _ `/ -_)
-            /____|_,_/\_, /_/  \_,_/_//_/\_, /\__/
-                     /___/   ____       /___/__       __
-                            / __ \___  ___ / _ )___  / /_
-                           / /_/ / _ \/ -_) _  / _ \/ __/
-                           \____/_//_/\__/____/\___/\__/
-            """);
+            Console.WriteLine(
+                $$"""
+                   __
+                  / / ___ ____ ________ ____  ___ ____
+                 / /_/ _ `/ _ `/ __/ _ `/ _ \/ _ `/ -_)
+                /____|_,_/\_, /_/  \_,_/_//_/\_, /\__/
+                         /___/   ____       /___/__       __
+                                / __ \___  ___ / _ )___  / /_
+                               / /_/ / _ \/ -_) _  / _ \/ __/
+                               \____/_//_/\__/____/\___/\__/
+                """
+            );
         }
-        else Console.WriteLine("Lagrange.OneBot");
+        else
+            Console.WriteLine("Lagrange.OneBot");
+
         Console.ResetColor();
 
         Console.WriteLine($"Version: {version?[^40..] ?? "unknown"}\n");
 
+        
+        // AutoUpdate
+        var updater = new Updater.GithubUpdater();
+        await updater.GetConfig();
+        if (updater.Config.EnableAutoUpdate)
+        {
+            Console.WriteLine("Auto update enabled, Checking for updates...");
+            try
+            {
+                if (await updater.CheckUpdate())
+                {
+                    Console.WriteLine($"Update available, downloading...");
+                    await updater.Update();
+                }
+                else
+                {
+                    Console.WriteLine("No updates available, continuing...");
+                }
+
+                if (updater.Config.CheckInterval > 0)
+                {
+                    Console.WriteLine(
+                        $"Interval check enabled, Next check in {updater.Config.CheckInterval} seconds."
+                    );
+                    updater.StartIntervalCheck();
+                }
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine(
+                    $"Error checking for updates: {e.Message}, please check your network connection or config file, use proxy if needed."
+                );
+            }
+        }
+
         Console.OutputEncoding = Encoding.UTF8;
         Console.InputEncoding = Encoding.UTF8;
 
@@ -43,22 +83,26 @@ public static void Main(string[] args)
             Console.WriteLine("No exist config file, create it now...");
 
             var assm = Assembly.GetExecutingAssembly();
-            using var istr = assm.GetManifestResourceStream("Lagrange.OneBot.Resources.appsettings.json")!;
+            using var istr = assm.GetManifestResourceStream(
+                "Lagrange.OneBot.Resources.appsettings.json"
+            )!;
             using var temp = File.Create("appsettings.json");
             istr.CopyTo(temp);
 
             istr.Close();
             temp.Close();
 
-            Console.WriteLine("Please Edit the appsettings.json to set configs and press any key to continue");
+            Console.WriteLine(
+                "Please Edit the appsettings.json to set configs and press any key to continue"
+            );
             Console.ReadKey(true);
         }
 
-        Host.CreateApplicationBuilder()
+        await Host.CreateApplicationBuilder()
             .ConfigureLagrangeCore()
             .ConfigureOneBot()
             .Build()
             .InitializeMusicSigner() // Very ugly (
-            .Run();
+            .RunAsync();
     }
-}
+}