feat(Localization): import localization logic auto load entry assembly (#2710)

* refactor: 精简重构代码

* refactor: 提高代码覆盖率

* chore: bump version 8.1.0

Author: ArgoZhang

src/BootstrapBlazor/BootstrapBlazor.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
-    <Version>8.0.7-beta03</Version>
+    <Version>8.1.0</Version>
   </PropertyGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net5.0'">

src/BootstrapBlazor/Extensions/LocalizationOptionsExtensions.cs

@@ -23,16 +23,31 @@ internal static class LocalizationOptionsExtensions
     /// <returns></returns>
     public static IEnumerable<IConfigurationSection> GetJsonStringFromAssembly(this JsonLocalizationOptions option, Assembly assembly, string cultureName)
     {
-        // 获得程序集内 Json 文件流集合
-        var langHandlers = option.GetJsonHandlers(assembly, cultureName).ToList();
-
         // 创建配置 ConfigurationBuilder
         var builder = new ConfigurationBuilder();
 
+        // 获取程序集中的资源文件
+        var assemblies = new List<Assembly>()
+        {
+            assembly
+        };
+
+        var entryAssembly = GetAssembly();
+        if (assembly != entryAssembly)
+        {
+            assemblies.Add(entryAssembly);
+        }
+        if (option.AdditionalJsonAssemblies != null)
+        {
+            assemblies.AddRange(option.AdditionalJsonAssemblies);
+        }
+
+        var streams = assemblies.SelectMany(i => option.GetResourceStream(i, cultureName));
+
         // 添加 Json 文件流到配置
-        foreach (var h in langHandlers)
+        foreach (var s in streams)
         {
-            builder.AddJsonStream(h);
+            builder.AddJsonStream(s);
         }
 
         // 获得配置外置资源文件
@@ -53,25 +68,15 @@ public static IEnumerable<IConfigurationSection> GetJsonStringFromAssembly(this
         var config = builder.Build();
 
         // dispose json stream
-        foreach (var h in langHandlers)
+        foreach (var s in streams)
         {
-            h.Dispose();
+            s.Dispose();
         }
+
         return config.GetChildren();
-    }
 
-    private static IEnumerable<Stream> GetJsonHandlers(this JsonLocalizationOptions option, Assembly assembly, string cultureName)
-    {
-        // 获取程序集中的资源文件
-        var assemblies = new List<Assembly>()
-        {
-            assembly
-        };
-        if (option.AdditionalJsonAssemblies != null)
-        {
-            assemblies.AddRange(option.AdditionalJsonAssemblies);
-        }
-        return assemblies.SelectMany(i => option.GetResourceStream(i, cultureName));
+        [ExcludeFromCodeCoverage]
+        Assembly GetAssembly() => Assembly.GetEntryAssembly() ?? assembly;
     }
 
     private static List<Stream> GetResourceStream(this JsonLocalizationOptions option, Assembly assembly, string cultureName)