using IdentityServer4.Validation;
using LINGYUN.ApiGateway;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Cors;
using Microsoft.AspNetCore.DataProtection;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Options;
using Microsoft.OpenApi.Models;
using StackExchange.Redis;
using System;
using System.Linq;
using Volo.Abp;
using Volo.Abp.Account;
using Volo.Abp.Account.Web;
using Volo.Abp.AspNetCore.Authentication.JwtBearer;
using Volo.Abp.AspNetCore.Mvc;
using Volo.Abp.AspNetCore.Mvc.UI.MultiTenancy;
using Volo.Abp.AspNetCore.Mvc.UI.Theme.Basic;
using Volo.Abp.Auditing;
using Volo.Abp.Autofac;
using Volo.Abp.Data;
using Volo.Abp.EntityFrameworkCore;
using Volo.Abp.EntityFrameworkCore.MySQL;
using Volo.Abp.Identity;
using Volo.Abp.Identity.EntityFrameworkCore;
using Volo.Abp.IdentityServer;
using Volo.Abp.IdentityServer.EntityFrameworkCore;
using Volo.Abp.Localization;
using Volo.Abp.Modularity;
using Volo.Abp.MultiTenancy;
using Volo.Abp.PermissionManagement.EntityFrameworkCore;
using Volo.Abp.PermissionManagement.HttpApi;
using Volo.Abp.PermissionManagement.Identity;
using Volo.Abp.SettingManagement.EntityFrameworkCore;
using Volo.Abp.TenantManagement.EntityFrameworkCore;
using Volo.Abp.Threading;
using Volo.Abp.UI.Navigation.Urls;
using LINGYUN.Abp.IdentityServer;

using AbpPermissionManagementApplicationModule = LINGYUN.Abp.PermissionManagement.AbpPermissionManagementApplicationModule;

namespace AuthServer.Host
{
    [DependsOn(
        typeof(ApiGatewayApplicationContractsModule),
        typeof(AbpIdentityServerApplicationModule),
        typeof(AbpIdentityServerHttpApiModule),
        typeof(AbpAccountApplicationModule),
        typeof(AbpAccountWebIdentityServerModule),
        typeof(AbpAspNetCoreMvcUiMultiTenancyModule),
        typeof(AbpAspNetCoreMvcModule),
        typeof(AbpAspNetCoreMvcUiBasicThemeModule),
        typeof(AbpAutofacModule),
        typeof(AbpEntityFrameworkCoreMySQLModule),
        typeof(AbpIdentityHttpApiModule),
        typeof(AbpIdentityApplicationModule),
        typeof(AbpIdentityEntityFrameworkCoreModule),
        typeof(AbpIdentityServerEntityFrameworkCoreModule),
        typeof(AbpSettingManagementEntityFrameworkCoreModule),
        typeof(AbpTenantManagementEntityFrameworkCoreModule),
        typeof(AbpPermissionManagementDomainIdentityModule),
        typeof(AbpPermissionManagementApplicationModule),
        typeof(AbpPermissionManagementHttpApiModule),
        typeof(AbpPermissionManagementEntityFrameworkCoreModule),
        typeof(AbpAspNetCoreAuthenticationJwtBearerModule)
        )]
    public class AuthIdentityServerModule : AbpModule
    {
        private const string DefaultCorsPolicyName = "Default";

        public override void ConfigureServices(ServiceConfigurationContext context)
        {
            var hostingEnvironment = context.Services.GetHostingEnvironment();
            var configuration = context.Services.GetConfiguration();

            Configure<AbpDbContextOptions>(options =>
            {
                options.UseMySQL();
            });

            context.Services.AddSwaggerGen(
                options =>
                {
                    options.SwaggerDoc("v1", new OpenApiInfo { Title = "AuthServer API", Version = "v1" });
                    options.DocInclusionPredicate((docName, description) => true);
                    options.CustomSchemaIds(type => type.FullName);
                });

            Configure<AbpLocalizationOptions>(options =>
            {
                options.Languages.Add(new LanguageInfo("en", "en", "English"));
                options.Languages.Add(new LanguageInfo("zh-Hans", "zh-Hans", "简体中文"));
            });

            Configure<AbpAuditingOptions>(options =>
            {
                // options.IsEnabledForGetRequests = true;
                options.ApplicationName = "AuthServer";
            });

            Configure<AppUrlOptions>(options =>
            {
                options.Applications["MVC"].RootUrl = configuration["App:SelfUrl"];
            });

            context.Services.AddAuthentication()
                .AddIdentityServerAuthentication(options =>
                {
                    options.Authority = configuration["AuthServer:Authority"];
                    options.RequireHttpsMetadata = false;
                    options.ApiName = configuration["AuthServer:ApiName"];
                });

            Configure<AbpMultiTenancyOptions>(options =>
            {
                options.IsEnabled = true;
            });

            context.Services.AddStackExchangeRedisCache(options =>
            {
                options.InstanceName = configuration["Redis:InstanceName"];
                options.Configuration = configuration["Redis:Configuration"];
            });

            if (!hostingEnvironment.IsDevelopment())
            {
                var redis = ConnectionMultiplexer.Connect(configuration["Redis:Configuration"]);
                context.Services
                    .AddDataProtection()
                    .PersistKeysToStackExchangeRedis(redis, "AuthServer-Protection-Keys");
            }

            context.Services.AddCors(options =>
            {
                options.AddPolicy(DefaultCorsPolicyName, builder =>
                {
                    builder
                        .WithOrigins(
                            configuration["App:CorsOrigins"]
                                .Split(",", StringSplitOptions.RemoveEmptyEntries)
                                .Select(o => o.RemovePostFix("/"))
                                .ToArray()
                        )
                        .WithAbpExposedHeaders()
                        .SetIsOriginAllowedToAllowWildcardSubdomains()
                        .AllowAnyHeader()
                        .AllowAnyMethod()
                        .AllowCredentials();
                });
            });
        }

        public override void OnApplicationInitialization(ApplicationInitializationContext context)
        {
            var app = context.GetApplicationBuilder();

            app.UseCorrelationId();
            app.UseVirtualFiles();
            app.UseRouting();
            app.UseCors(DefaultCorsPolicyName);
            app.UseAuthentication();
            app.UseJwtTokenMiddleware();
            app.UseMultiTenancy();
            app.UseAbpRequestLocalization();
            app.UseIdentityServer();
            app.UseSwagger();
            app.UseSwaggerUI(options =>
            {
                options.SwaggerEndpoint("/swagger/v1/swagger.json", "Support AuthServer API");
            });
            app.UseAuditing();
            app.UseMvcWithDefaultRouteAndArea();
            SeedData(context);
        }

        private void SeedData(ApplicationInitializationContext context)
        {
            AsyncHelper.RunSync(async () =>
            {
                using (var scope = context.ServiceProvider.CreateScope())
                {
                    await scope.ServiceProvider
                        .GetRequiredService<IDataSeeder>()
                        .SeedAsync();
                }
            });
        }
    }
}