using HL_FristAidPlatform_Token;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.IdentityModel.Tokens;
using Microsoft.OpenApi.Models;
using System;
using System.Text;
using System.Threading.Tasks;

namespace APPUpgradeAPI
{
    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.AddCors(options => options.AddPolicy("CorsPolicy", builder =>
            {
                //builder.AllowAnyOrigin("http://47.112.158.86:4999").AllowAnyHeader().AllowAnyMethod().AllowCredentials();
                //, "http://112.53.108.22:51001", "http://112.53.108.22:51002", "https://api.map.baidu.com/geocoder", "http://47.112.158.86:5000"
                builder.WithOrigins("http://47.112.158.86:4998", "http://47.112.158.86:51002", "http://47.112.158.86:5004", "http://47.112.158.86:51001")
            .AllowAnyHeader()
            .AllowAnyMethod()
            .AllowCredentials();
            }));

            services.AddControllers();
            services.AddAuthentication(x =>
            {
                x.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
                x.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
            }).AddJwtBearer(o =>
            {
                JwtAuthConfigModel jwtConfig = new JwtAuthConfigModel();
                o.TokenValidationParameters = new TokenValidationParameters
                {
                    ValidateIssuer = true,//是否验证Issuer
                    ValidateAudience = true,//是否验证Audience
                    ValidateLifetime = true,//是否验证失效时间
                    ClockSkew = TimeSpan.FromSeconds(30),
                    ValidateIssuerSigningKey = true,//是否验证SecurityKey
                    ValidAudience = "wr",//Audience
                    ValidIssuer = "API",//Issuer，这两项和前面签发jwt的设置一致
                    IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtConfig.JWTSecretKey)),//拿到SecurityKey
                };

                o.Events = new JwtBearerEvents
                {
                    OnAuthenticationFailed = context =>
                    {
                        if (context.Exception.GetType() == typeof(SecurityTokenExpiredException))
                        {
                            context.Response.Headers.Add("Token-Expired", "true");
                        }
                        return Task.CompletedTask;
                    }
                };
            });

            services.AddSwaggerGen(c =>
            {
                c.SwaggerDoc("v1", new OpenApiInfo { Title = "APPUpgradeAPI", Version = "v1" });
            });
        }

        // 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.UseSwagger();
            app.UseSwaggerUI(c =>
            {
                c.SwaggerEndpoint("/swagger/v1/swagger.json", "APPUpgradeAPI v1");
                c.DocExpansion(Swashbuckle.AspNetCore.SwaggerUI.DocExpansion.None);
            });

            app.UseRouting();
            //使用跨域
            app.UseCors("CorsPolicy");

            app.UseAuthorization();

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