first commit

Infrastructure/WebExtensions/JwtExtension.cs

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+using Infrastructure;
+using Microsoft.AspNetCore.Authentication.JwtBearer;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.IdentityModel.Tokens;
+using System;
+using System.Threading.Tasks;
+
+namespace DOAN.Infrastructure.WebExtensions
+{
+    public static class JwtExtension
+    {
+        public static void AddJwt(this IServiceCollection services)
+        {
+            services.AddAuthentication(options =>
+            {
+                options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
+                options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
+            }).AddCookie()
+            .AddJwtBearer(o =>
+            {
+                o.TokenValidationParameters = JwtUtil.ValidParameters();
+                o.Events = new JwtBearerEvents
+                {
+                    OnAuthenticationFailed = context =>
+                    {
+                        // 如果过期，把过期信息添加到头部
+                        if (context.Exception.GetType() == typeof(SecurityTokenExpiredException))
+                        {
+                            Console.WriteLine("jwt过期了");
+                            context.Response.Headers.Add("Token-Expired", "true");
+                        }
+
+                        return Task.CompletedTask;
+                    },
+                };
+            });
+        }
+    }
+}