增加同步API资源到资源列表接口

OpenAuth.App/System/ApiService.cs

@@ -0,0 +1,99 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.Http;
+using System.Reflection;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Configuration;
+using Microsoft.OpenApi.Readers;
+
+public class ApiService
+{
+    private readonly IHttpClientFactory _httpClientFactory;
+    private readonly IConfiguration _configuration;
+
+    public ApiService(IHttpClientFactory httpClientFactory, IConfiguration configuration)
+    {
+        _httpClientFactory = httpClientFactory;
+        _configuration = configuration;
+    }
+
+    /// <summary>
+    /// 获取所有API接口信息
+    /// <para>这个方法单元测试必须启动WebApi站点</para>
+    /// </summary>
+    public async Task<List<SwaggerEndpointInfo>> GetSwaggerEndpoints()
+    {
+
+        var reader = new OpenApiStringReader();
+        var client = _httpClientFactory.CreateClient();
+
+        var baseUrl = _configuration["AppSetting:HttpHost"]?.Replace("*", "localhost");
+
+        var apis = new List<SwaggerEndpointInfo>();
+        var controllers = GetControllers();
+
+        foreach (var controller in controllers)
+        {
+            var groupname = GetSwaggerGroupName(controller);
+            var swaggerJsonUrl = $"{baseUrl}/swagger/{groupname}/swagger.json";
+
+            var response = await client.GetAsync(swaggerJsonUrl).ConfigureAwait(false);
+
+            var content = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
+            var document = reader.Read(content, out var diagnostic);
+            //获取所有api
+            var controllerApis = document.Paths
+                .SelectMany(path => path.Value.Operations
+                    .Select(op => new SwaggerEndpointInfo(
+                        path.Key,
+                        op.Key.ToString(),
+                        op.Value.Summary,
+                        op.Value.Description,
+                        op.Value.Tags.FirstOrDefault()?.Name)));
+
+            apis.AddRange(controllerApis);
+        }
+
+        return apis;
+
+    }
+
+    /// <summary>
+    /// 获取控制器对应的swagger分组值
+    /// </summary>
+    private string GetSwaggerGroupName(Type controller)
+    {
+        var groupname = controller.Name.Replace("Controller", "");
+        var apisetting = controller.GetCustomAttribute(typeof(ApiExplorerSettingsAttribute));
+        if (apisetting != null)
+        {
+            groupname = ((ApiExplorerSettingsAttribute)apisetting).GroupName;
+        }
+
+        return groupname;
+    }
+
+    /// <summary>
+    /// 获取所有的控制器
+    /// </summary>
+    private List<Type> GetControllers()
+    {
+        var webApiAssembly = AppDomain.CurrentDomain.GetAssemblies()
+            .FirstOrDefault(a => a.GetName().Name.Contains("OpenAuth.WebApi"));
+
+        var controlleractionlist = webApiAssembly.GetTypes()
+            .Where(type => typeof(Microsoft.AspNetCore.Mvc.ControllerBase).IsAssignableFrom(type))
+            .ToList();
+
+        return controlleractionlist;
+    }
+}
+
+public record SwaggerEndpointInfo(
+   string Path,
+   string HttpMethod,
+   string Summary,
+   string Description,
+   string Tag);