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.Extensions.Hosting;
using Microsoft.IdentityModel.Tokens;
using System;
using System.Text;

namespace wispro.sp.api
{
    public class Startup
    {
        readonly string MyAllowSpecificOrigins = "_myAllowSpecificOrigins";
        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(MyAllowSpecificOrigins,
                builder =>
                {
                    builder.AllowAnyOrigin()
                           .AllowAnyMethod()
                           .AllowAnyHeader();
                });
            });

            
            //services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
            //    .AddJwtBearer(options =>
            //    {
            //        options.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
            //            ValidateIssuerSigningKey = true,//是否验证SecurityKey
            //            ValidAudience = Configuration["jwt:Audience"],//Audience
            //            ValidIssuer = Configuration["jwt:Issuer"],//Issuer，这两项和签发jwt的设置一致
            //            IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(Configuration["jwt:Key"]))//拿到SecurityKey
            //        };
            //    });

            services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme).AddJwtBearer(option =>
            {
                option.TokenValidationParameters = new TokenValidationParameters
                {
                    ValidateIssuer = false,
                    ValidateAudience = false,
                    ValidateLifetime = true,
                    ValidateIssuerSigningKey = true,
                    ValidIssuer = Configuration["jwt:Issuer"],
                    IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(Configuration["jwt:Key"])),
                    ClockSkew = TimeSpan.Zero
                };
            });

            services.AddControllers().AddNewtonsoftJson(o=>o.SerializerSettings.ReferenceLoopHandling = Newtonsoft.Json.ReferenceLoopHandling.Ignore);
            services.AddDbContext<spDbContext>(optionsAction =>
                optionsAction.UseSqlServer(Configuration.GetConnectionString("DefaultConnect"))
            );
            
        }

        // 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.UseCors(MyAllowSpecificOrigins);

            app.UseHttpsRedirection();

            app.UseRouting();

            app.UseAuthentication();
            app.UseAuthorization();

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

            
        }
    }
}