Startup.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.HttpsPolicy;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using Microsoft.IdentityModel.Tokens;
using TodoList.Data;
using Microsoft.EntityFrameworkCore;
using AutoMapper;
using TodoList.Data.DTOs;
using TodoList.Helpers;
using TodoList.Services;
using Newtonsoft.Json;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Diagnostics;
using TodoList.Http.Middlewares;
namespace TodoList
{
    public class Startup
    {
        public Startup(IConfiguration configuration)
        {
            Configuration = configuration;
        }

        public IConfiguration Configuration { get; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddDbContext<Context>(op => op.UseSqlServer(Configuration.GetConnectionString("TodoListDB")));
            services.AddControllers();
            services.AddAuthentication(op =>
            {
                op.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
                op.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
            })
                .AddJwtBearer(jwt =>
                {
                    jwt.SaveToken = true;
                    
                    jwt.TokenValidationParameters = new TokenValidationParameters
                    {
                        ValidateIssuerSigningKey = true,
                        IssuerSigningKey = new SymmetricSecurityKey(Encoding.ASCII.GetBytes(Configuration["JWT:Secret"])),
                        RequireExpirationTime = true,
                        ValidateLifetime = true,
                        ValidateAudience = true,
                        ValidateIssuer = true,
                        ValidIssuer = Configuration["JWT:Issuer"],
                        ValidAudience = Configuration["JWT:Issuer"],
                    };
                });
            services.AddAuthorization();
            services.AddCors();
            // Services
            services.AddScoped(typeof(IRepository<>), typeof(Repository<>));

            services.AddSingleton<TokenHelper>();
            services.AddScoped<AuthenticationService>();
            services.AddScoped<CategoryService>();
            services.AddScoped<TodoService>();
            services.AddHttpContextAccessor();
            services.AddAutoMapper(cfg => cfg.AddProfile(new MappingProfile()),typeof(MappingProfile).Assembly);
         
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }

            app.UseExceptionHandler(a => a.Run(async context =>
            {
                var exceptionHandlerPathFeature = context.Features.Get<IExceptionHandlerPathFeature>();
                var exception = exceptionHandlerPathFeature.Error;
                var result = JsonConvert.SerializeObject(new
                {
                    ServerError = exception.Message + $" {exception.StackTrace}"
                }) ;
                context.Response.ContentType = "application/json";
                await context.Response.WriteAsync(result);
            }));
            app.UseHttpsRedirection();
            app.UseCors(cors => cors.AllowAnyHeader().AllowAnyMethod().AllowAnyOrigin());
            app.UseRouting();
            app.UseAuthentication();
            app.UseAuthorization();
            app.UseStaticFiles();
            app.UseVerfiyTokenNotRevokedMiddleware();

            app.UseEndpoints(endpoints =>
            {
                endpoints.MapControllers();
            });
        }
    }
}