sledgemapper/Sledgemapper.Api/Startup.cs

using System;
using System.Text;
using MediatR;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.IdentityModel.Tokens;
using Microsoft.OpenApi.Models;
using Newtonsoft.Json;
using Sledgemapper.Api.Core.Entities;
using Sledgemapper.Api.Hubs;
using Sledgemapper.Api.Infrastructure.Data;

namespace Sledgemapper.Api
{
    public class Startup
    {
        private readonly IWebHostEnvironment _env;

        public Startup(IWebHostEnvironment env, IConfiguration configuration)
        {
            Configuration = configuration;
            _env = env;
        }

        public IConfiguration Configuration { get; }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IWebHostEnvironment env, SledgemapperDbContext dataContext)
        {
            // Enable middleware to serve generated Swagger as a JSON endpoint.
            app.UseSwagger();

            // Enable middleware to serve swagger-ui (HTML, JS, CSS, etc.),
            // specifying the Swagger JSON endpoint.
            app.UseSwaggerUI(c => { c.SwaggerEndpoint("/swagger/v1/swagger.json", "My API V1"); });

            dataContext.Database.Migrate();

            app.UseRouting();

            app.UseCors(x => x
                .AllowAnyOrigin()
                .AllowAnyMethod()
                .AllowAnyHeader());
            app.UseAuthentication();
            app.UseAuthorization();

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

            app.UseEndpoints(endpoints => { endpoints.MapHub<SledgemapperHub>("/sledgemapperhub"); });
        }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddCors();
            services.AddControllers().AddNewtonsoftJson(o =>
            {
                o.SerializerSettings.ReferenceLoopHandling = ReferenceLoopHandling.Ignore;
            });

            services.AddSignalR();
            services.AddAutoMapper(AppDomain.CurrentDomain.GetAssemblies());
            services.AddMediatR(typeof(Startup));
            services.AddDbContext<SledgemapperDbContext>(options =>
            {
                options.UseSqlite("Data Source=db/sledgemapper.db");
                options.UseQueryTrackingBehavior(QueryTrackingBehavior.NoTracking);
            });

            services.Configure<JwtConfig>(Configuration.GetSection("JwtConfig"));

            // configure DI for application services

            // within this section we are configuring the authentication and setting the default scheme
            services.AddAuthentication(options =>
                {
                    options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
                    options.DefaultScheme = JwtBearerDefaults.AuthenticationScheme;
                    options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
                })
                .AddJwtBearer(jwt =>
                {
                    var key = Encoding.ASCII.GetBytes(Configuration["JwtConfig:Secret"]);

                    jwt.SaveToken = true;
                    jwt.TokenValidationParameters = new TokenValidationParameters
                    {
                        ValidateIssuerSigningKey =
                            true, // this will validate the 3rd part of the jwt token using the secret that we added in the appsettings and verify we have generated the jwt token
                        IssuerSigningKey = new SymmetricSecurityKey(key), // Add the secret key to our Jwt encryption
                        ValidateIssuer = false,
                        ValidateAudience = false,
                        RequireExpirationTime = false,
                        ValidateLifetime = true
                    };
                });

            services.AddDefaultIdentity<User>(options => options.SignIn.RequireConfirmedAccount = false)
                .AddEntityFrameworkStores<SledgemapperDbContext>();

            services.AddSwaggerGen(c =>
            {
                c.SwaggerDoc("v1", new OpenApiInfo
                {
                    Title = "My API",
                    Version = "v1"
                });
                c.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme
                {
                    In = ParameterLocation.Header,
                    Description = "Please insert JWT with Bearer into field",
                    Name = "Authorization",
                    Type = SecuritySchemeType.ApiKey
                });
                c.AddSecurityRequirement(new OpenApiSecurityRequirement
                {
                    {
                        new OpenApiSecurityScheme
                        {
                            Reference = new OpenApiReference
                            {
                                Type = ReferenceType.SecurityScheme,
                                Id = "Bearer"
                            }
                        },
                        Array.Empty<string>()
                    }
                });
            });
        }
    }
}