add description in english

Hua.DDNS/Common/Config/Options/AppOption.cs

@@ -1,8 +1,15 @@
 namespace Hua.DDNS.Common.Config.Options
 {
 
+    /// <summary>
+    /// app configuration class
+    /// </summary>
     public class AppOption
     {
+
+        /// <summary>
+        /// domain configuration 
+        /// </summary>
         public DomainOption Domain { get; set; }
     }
 }

Hua.DDNS/Common/Config/Options/DomainOption.cs

@@ -6,17 +6,18 @@ using System.Threading.Tasks;
 
 namespace Hua.DDNS.Common.Config.Options
 {
-
-
+    /// <summary>
+    /// domain configuration class
+    /// </summary>
     public class DomainOption
     {
         /// <summary>
-        /// 平台
+        /// platform from [Ali,Tencent]
         /// </summary>
         public string Platform { get; set; }
 
         /// <summary>
-        /// Id
+        /// Id, the id and key from AliCould or DnsPod
         /// </summary>
         public string Id { get; set; }
 
@@ -26,25 +27,15 @@ namespace Hua.DDNS.Common.Config.Options
         public string Key { get; set; }
 
         /// <summary>
-        /// 域名
+        /// domain
         /// </summary>
         public string domain { get; set; }
 
         /// <summary>
-        /// 子域列表
+        /// sub domain, eg. www,git
         /// </summary>
         public string[] subDomainArray { get; set; }
 
-
-        /// <summary>
-        /// 解析记录类型
-        /// </summary>
-        public string type { get; set; }
-
-        /// <summary>
-        /// 间隔时间 秒
-        /// </summary>
-        public string time { get; set; }
     }
 
 }

Hua.DDNS/Common/Config/SettingProvider.cs

@@ -2,13 +2,19 @@
 
 namespace Hua.DDNS.Common.Config
 {
+
+    /// <summary>
+    /// this is a strongly-typed configuration provider 
+    /// </summary>
     public class SettingProvider
     {
         private readonly AppOption _app;
+        private readonly IConfiguration _configuration;
         public SettingProvider(IConfiguration configuration)
         {
+            _configuration = configuration;
             _app = new AppOption();
-            configuration.GetSection("App").Bind(_app);
+            _configuration.GetSection("App").Bind(_app);
         }
         
         public AppOption App => _app;

Hua.DDNS/Jobs/AppJob.cs

@@ -122,7 +122,7 @@ namespace Hua.DDNS.Jobs
                             Type = aliDomainRecord.Type,
                             Value = CurrentIpv4Address,
                         });
-                        _logger.LogInformation($"更新域名解析记录{aliDomainRecord.Value} To {CurrentIpv4Address}");
+                        _logger.LogInformation($"Update SubDomain[{aliDomainRecord.RR}.{aliDomainRecord.DomainName}] Value {aliDomainRecord.Value} To {CurrentIpv4Address}");
                     }
                     break;
             }

Hua.DDNS/Start/Cache.cs

@@ -3,9 +3,9 @@
     public class Cache
     {
         /// <summary>
-        /// Tocken
+        /// Token
         /// </summary>
-        public static string Tocken { get; set; } = null;
+        public static string? Token { get; set; } = null;
 
     }
 }

Hua.DDNS/Start/Program.cs

@@ -1,24 +1,17 @@
+using System.Configuration;
 using Hua.DDNS.Common;
 using Hua.DDNS.Common.Config;
 using Hua.DDNS.Common.Http;
 using Hua.DDNS.Jobs;
 using Quartz;
 using Serilog;
+using Serilog.Extensions.Logging;
 
 namespace Hua.DDNS.Start
 {
     public static class Program
     {
         public static async Task Main(string[] args)
-        {
-            await CreateHostBuilder(args).Build().RunAsync();
-        }
-
-        private static IHostBuilder CreateHostBuilder(string[] args) =>
-            Host.CreateDefaultBuilder(args)
-                .UseWindowsService()
-                .UseSerilog()
-                .ConfigureServices((hostContext, services) =>
         {
             Log.Logger = new LoggerConfiguration()
                 .Enrich.FromLogContext()
@@ -27,6 +20,24 @@ namespace Hua.DDNS.Start
                     Path.Combine("Log\\log-.log"),
                     rollingInterval: RollingInterval.Day)
                 .CreateLogger();
+
+            await CreateHostBuilder(args).Build().RunAsync();
+        }
+
+        private static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .UseWindowsService()
+                .UseSerilog()
+                .ConfigureAppConfiguration((context, config) =>
+                {
+                    // clear all config provider
+                    config.Sources.Clear();
+                    config
+                        .AddJsonFile("appsettings.json", optional: true, reloadOnChange: true)
+                        .AddJsonFile($"appsettings.{context.HostingEnvironment.EnvironmentName}.json", optional: true, reloadOnChange: true);
+                })
+                .ConfigureServices((hostContext, services) =>
+                {
                     ConfigDi(hostContext, services);
                     ConfigQuartz(hostContext, services);
                 });