using MengRan.Models;
using MengRan.Socket;
using Microsoft.AspNetCore.Authentication.Cookies;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Http.Connections;
using Microsoft.AspNetCore.Http.Features;
using Microsoft.AspNetCore.HttpsPolicy;
using Microsoft.AspNetCore.Server.Kestrel.Core;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.IdentityModel.Tokens;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MengRan
{
    public class Startup
    {
        public Startup(IConfiguration configuration)
        {
            Configuration = configuration;
        }

        public IConfiguration Configuration { get; }

        // 此方法由运行时调用。使用此方法将服务添加到容器。
        //服务容器注入方法
        public void ConfigureServices(IServiceCollection services)
        {
            //解决上传文件的大小限制,设置接收文件长度的最大值
            services.Configure<FormOptions>(options =>
            {
                options.ValueLengthLimit = int.MaxValue;
                options.MultipartBodyLengthLimit = int.MaxValue;
                options.MultipartHeadersLengthLimit = int.MaxValue;
            });
            services.AddMvc();
            services.AddCors(option => option.AddPolicy("AllowCors", bu => bu.AllowAnyOrigin().AllowAnyMethod().AllowAnyHeader()));


            services.AddSignalR();
            services.AddDbContext<MyDbContext>(options => options.UseMySql(Configuration.GetConnectionString("MySQL"), MySqlServerVersion.LatestSupportedServerVersion));
            services.AddRazorPages();
            services.AddAuthentication(CookieAuthenticationDefaults.AuthenticationScheme).AddCookie(CookieAuthenticationDefaults.AuthenticationScheme, o =>
            {

    //登录路径：这是当用户试图访问资源但未经过身份验证时，程序将会将请求重定向到这个相对路径

    o.LoginPath = new PathString("/Account/Login");

    //禁止访问路径：当用户试图访问资源时，但未通过该资源的任何授权策略，请求将被重定向到这个相对路径。

    o.AccessDeniedPath = new PathString("/Home/Privacy");

});
        }

        // 此方法由运行时调用。使用此方法配置 HTTP 请求管道。
        //管道构建方法
        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
        {
            app.UseCors("AllowAll");

            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }
            else
            {
                app.UseExceptionHandler("/Home");
                // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
                app.UseHsts();
            }

            app.UseAuthorization();
            app.UseHttpsRedirection();
            app.UseStaticFiles();

            app.UseAuthentication();

            app.UseRouting();

            app.UseAuthorization();

            app.UseAuthentication();

            app.UseCors("AllowCors");


            app.UseEndpoints(endpoints =>
            {
                endpoints.MapHub<ChatHub>("/chat");
                endpoints.MapRazorPages();
                endpoints.MapControllerRoute(
                    name: "default",
                    pattern: "{controller=Home}/{action=Index}/{id?}") ;
            });
        }
    }
}