using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.IdentityModel.Tokens;
using Ocelot.DependencyInjection;
using Ocelot.Middleware;

namespace ApiGateway
{
    public class Startup
    {
        // This method gets called by the runtime. Use this method to add services to the container.
        // For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940
        public void ConfigureServices(IServiceCollection services)
        {
            var authenticationProviderKey = "IdentityApiKey";

            // NUGET - Microsoft.AspNetCore.Authentication.JwtBearer
            services.AddAuthentication()
             .AddJwtBearer(authenticationProviderKey, x =>
             {
                 x.Authority = "https://localhost:5005"; // IDENTITY SERVER URL
                 //x.RequireHttpsMetadata = false;
                 x.TokenValidationParameters = new TokenValidationParameters
                 {
                     ValidateAudience = false
                 };
             });

            services.AddOcelot();
        }

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

            app.UseRouting();

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

            await app.UseOcelot();
        }
    }
}
