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Program.cs

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+using System;
+using System.IO;
+using System.Net.Http;
+using System.Security.Cryptography;
+using System.Text;
+using System.Threading.Tasks;
+using System.Collections.Generic;
+using YamlDotNet.Serialization;
+using YamlDotNet.Serialization.NamingConventions;
+using System.Diagnostics;
+using System.Management;
+
+class Program
+{
+    static string gameDir = Path.GetFullPath(Path.Combine(AppContext.BaseDirectory, ".."));
+    static string updateDir = AppContext.BaseDirectory; 
+    static string streamingAssetsDir => Path.Combine(gameDir, "Sinmai_Data", "StreamingAssets");
+    static string configPath => Path.Combine(updateDir, "config.yml");
+    static string serverJsonUrl = "";
+
+    static async Task Main()
+    {
+        try
+        {
+            Console.ForegroundColor = ConsoleColor.White;
+            Console.Clear();
+            Console.Title = "Sinmai 更新工具";
+
+
+            Config cfg = LoadOrCreateConfig(configPath);
+
+
+            if (!await VerifyAPIAsync(cfg.mc))
+            {
+                Console.ForegroundColor = ConsoleColor.Red;
+                Console.WriteLine("机器码验证失败了呢zako~");
+                Console.ResetColor();
+                return;
+            }
+
+
+            Console.WriteLine("检查更新中...");
+            var updates = await CheckUpdates();
+
+            if (updates.Count == 0)
+            {
+                Console.WriteLine("当前版本已是最新版本");
+            }
+            else
+            {
+                foreach (var file in updates)
+                {
+                    await DownloadFile(file.Name, file.Url);
+                }
+            }
+
+
+            StartGame(cfg);
+        }
+        catch (Exception ex)
+        {
+            Console.ForegroundColor = ConsoleColor.Red;
+            Console.WriteLine("程序运行出现异常了呢zako：");
+            Console.WriteLine(ex.ToString());
+            Console.ResetColor();
+            Console.WriteLine("按任意键退出...");
+            Console.ReadKey();
+        }
+    }
+
+
+
+    static Config LoadOrCreateConfig(string path)
+    {
+        var deserializer = new DeserializerBuilder()
+            .WithNamingConvention(UnderscoredNamingConvention.Instance)
+            .Build();
+
+        var serializer = new SerializerBuilder()
+            .WithNamingConvention(UnderscoredNamingConvention.Instance)
+            .Build();
+
+        Config cfg;
+
+        if (File.Exists(path))
+        {
+            string yaml = File.ReadAllText(path);
+            cfg = deserializer.Deserialize<Config>(yaml);
+
+            string newMC = GenerateMachineCode();
+            if (cfg.mc != newMC)
+            {
+                cfg.mc = newMC;
+                string newYaml = serializer.Serialize(cfg);
+                File.WriteAllText(path, newYaml);
+            }
+        }
+        else
+        {
+            cfg = new Config
+            {
+                sinmaiargs = "-screen-fullscreen 1 -screen-width 1080 -screen-height 1920 -silent-crashes",
+                mc = GenerateMachineCode()
+            };
+            string yaml = serializer.Serialize(cfg);
+            File.WriteAllText(path, yaml);
+            Console.ForegroundColor = ConsoleColor.Yellow;
+            Console.WriteLine("首次运行已生成 config.yml");
+            Console.WriteLine("请复制以下机器码保存：");
+            Console.ResetColor();
+            Console.WriteLine($"机器码：{cfg.mc}");
+            Environment.Exit(0);
+        }
+
+        return cfg;
+    }
+
+    public class Config
+    {
+        public string sinmaiargs { get; set; } = "";
+        public string mc { get; set; } = "";
+    }
+
+
+    static string GenerateMachineCode()
+    {
+        try
+        {
+            string boardSerial = "";
+            string cpuId = "";
+
+        }
+        catch
+        {
+            return Guid.NewGuid().ToString("N");
+        }
+    }
+
+
+
+    static async Task<bool> VerifyAPIAsync(string mc)
+    {
+        try
+        {
+            using var client = new HttpClient();
+            client.DefaultRequestHeaders.UserAgent.ParseAdd("");
+            string url = $"";
+            string response = await client.GetStringAsync(url);
+
+            var jsonDoc = System.Text.Json.JsonDocument.Parse(response);
+            if (jsonDoc.RootElement.TryGetProperty("success", out var successProp))
+            {
+                return successProp.GetBoolean();
+            }
+
+            return false;
+        }
+        catch (Exception ex)
+        {
+            Console.ForegroundColor = ConsoleColor.Red;
+            Console.WriteLine("API 验证异常：");
+            Console.WriteLine(ex.ToString());
+            Console.ResetColor();
+            return false;
+        }
+    }
+
+
+    public class UpdateFile
+    {
+        public string Name { get; set; } = "";
+        public string Url { get; set; } = "";
+    }
+
+    static async Task<List<UpdateFile>> CheckUpdates()
+    {
+        List<UpdateFile> updates = new();
+        try
+        {
+            using var client = new HttpClient();
+            client.DefaultRequestHeaders.UserAgent.ParseAdd("Maimai/xin");
+
+            string json = await client.GetStringAsync(serverJsonUrl);
+            var serverFiles = System.Text.Json.JsonSerializer.Deserialize<List<UpdateFile>>(json,
+                new System.Text.Json.JsonSerializerOptions
+                {
+                    PropertyNameCaseInsensitive = true
+                });
+
+            foreach (var file in serverFiles ?? new List<UpdateFile>())
+            {
+                string localPath = Path.Combine(streamingAssetsDir, file.Name.Replace('/', Path.DirectorySeparatorChar));
+                if (!File.Exists(localPath))
+                {
+                    updates.Add(file);
+                }
+            }
+        }
+        catch (Exception ex)
+        {
+            Console.ForegroundColor = ConsoleColor.Red;
+            Console.WriteLine("检查更新异常：");
+            Console.WriteLine(ex.ToString());
+            Console.ResetColor();
+        }
+        return updates;
+    }
+
+
+    static async Task DownloadFile(string relativePath, string url)
+    {
+        string localPath = Path.Combine(streamingAssetsDir, relativePath.Replace('/', Path.DirectorySeparatorChar));
+        Directory.CreateDirectory(Path.GetDirectoryName(localPath)!);
+
+        try
+        {
+            using var client = new HttpClient();
+            using var response = await client.GetAsync(url, HttpCompletionOption.ResponseHeadersRead);
+            response.EnsureSuccessStatusCode();
+
+            using var stream = await response.Content.ReadAsStreamAsync();
+            using var fileStream = File.Create(localPath);
+
+            byte[] buffer = new byte[8192];
+            long totalRead = 0;
+            long total = response.Content.Headers.ContentLength ?? -1;
+            int read;
+            while ((read = await stream.ReadAsync(buffer, 0, buffer.Length)) > 0)
+            {
+                await fileStream.WriteAsync(buffer, 0, read);
+                totalRead += read;
+                if (total > 0)
+                {
+                    Console.Write($"\r下载 {relativePath} {totalRead * 100 / total}%");
+                    Console.Out.Flush();
+                }
+            }
+            Console.WriteLine($"\r下载 {relativePath} 完成");
+        }
+        catch (Exception ex)
+        {
+            Console.ForegroundColor = ConsoleColor.Red;
+            Console.WriteLine($"下载 {relativePath} 出错：");
+            Console.WriteLine(ex.ToString());
+            Console.ResetColor();
+        }
+    }
+
+
+
+    static void StartGame(Config cfg)
+    {
+        try
+        {
+            string gameRoot = gameDir;
+            string batPath = Path.Combine(gameRoot, "");
+
+            string batContent = $@"
+
+";
+
+            File.WriteAllText(batPath, batContent, Encoding.Default);
+
+            var psi = new ProcessStartInfo
+            {
+                FileName = batPath,
+                WorkingDirectory = gameRoot,
+                UseShellExecute = true
+            };
+            Process.Start(psi);
+        }
+        catch (Exception ex)
+        {
+            Console.ForegroundColor = ConsoleColor.Red;
+            Console.WriteLine("启动游戏出错：");
+            Console.WriteLine(ex.ToString());
+            Console.ResetColor();
+        }
+    }
+
+    #endregion
+}