using System;
using System.IO;
using System.Linq;
using Localization.Resources.AbpUi;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Cors;
using Microsoft.AspNetCore.DataProtection;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using CompanyName.ProjectName.EntityFrameworkCore;
using CompanyName.ProjectName.Extensions;
using CompanyName.ProjectName.Localization;
using CompanyName.ProjectName.MultiTenancy;
using IdentityServer4.Configuration;
using IdentityServer4.Extensions;
using IdentityServer4.Models;
using Microsoft.Extensions.Configuration;
using StackExchange.Redis;
using Volo.Abp;
using Volo.Abp.Account;
using Volo.Abp.Account.Web;
using Volo.Abp.AspNetCore.Mvc.UI;
using Volo.Abp.AspNetCore.Mvc.UI.Bootstrap;
using Volo.Abp.AspNetCore.Mvc.UI.Bundling;
using Volo.Abp.AspNetCore.Mvc.UI.Theme.Basic;
using Volo.Abp.AspNetCore.Mvc.UI.Theme.Basic.Bundling;
using Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared;
using Volo.Abp.AspNetCore.Serilog;
using Volo.Abp.Auditing;
using Volo.Abp.Autofac;
using Volo.Abp.BackgroundJobs;
using Volo.Abp.Caching;
using Volo.Abp.Caching.StackExchangeRedis;
using Volo.Abp.Localization;
using Volo.Abp.Modularity;
using Volo.Abp.UI.Navigation.Urls;
using Volo.Abp.UI;
using Volo.Abp.VirtualFileSystem;

namespace CompanyName.ProjectName
{
    [DependsOn(
        typeof(AbpAutofacModule),
        typeof(AbpCachingStackExchangeRedisModule),
        typeof(AbpAccountWebIdentityServerModule),
        typeof(AbpAccountApplicationModule),
        typeof(AbpAspNetCoreMvcUiBasicThemeModule),
        typeof(ProjectNameEntityFrameworkCoreDbMigrationsModule),
        typeof(AbpAspNetCoreSerilogModule)
    )]
    public class ProjectNameIdentityServerModule : AbpModule
    {
        private const string DefaultCorsPolicyName = "Default";

        public override void ConfigureServices(ServiceConfigurationContext context)
        {
            var hostingEnvironment = context.Services.GetHostingEnvironment();
            var configuration = context.Services.GetConfiguration();
            context.Services.AddSameSiteCookiePolicy();
            ConfigureLocalization();
            ConfigureVirtualFileSystem(context);
            ConfigureCache(context);
            ConfigureCors(context, configuration);
            ConfigureOther(configuration);
        }

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

            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }

            app.UseAbpRequestLocalization();

            if (!env.IsDevelopment())
            {
                app.UseErrorPage();
            }

            app.UseCorrelationId();
            app.UseStaticFiles();
            app.UseRouting();
            app.UseCors(DefaultCorsPolicyName);
            app.UseCookiePolicy();
            app.UseAuthentication();

            if (MultiTenancyConsts.IsEnabled)
            {
                app.UseMultiTenancy();
            }

            app.UseUnitOfWork();
            app.UseIdentityServer();
            app.UseAuthorization();
            app.UseAuditing();
            app.UseAbpSerilogEnrichers();
            app.UseConfiguredEndpoints();
        }

        private void ConfigureOther(IConfiguration configuration)

        {
            Configure<AppUrlOptions>(options =>
            {
                options.Applications["MVC"].RootUrl = configuration["App:SelfUrl"];
                options.RedirectAllowedUrls.AddRange(configuration["App:RedirectAllowedUrls"].Split(','));

                options.Applications["Angular"].RootUrl = configuration["App:ClientUrl"];
                options.Applications["Angular"].Urls[AccountUrlNames.PasswordReset] = "account/reset-password";
            });
            Configure<AbpBackgroundJobOptions>(options => { options.IsJobExecutionEnabled = false; });
            Configure<AbpAuditingOptions>(options =>
            {
                //options.IsEnabledForGetRequests = true;
                options.ApplicationName = "AuthServer";
            });
        }

        private void ConfigureCors(ServiceConfigurationContext context, IConfiguration configuration)
        {
            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();
                });
            });
        }

        private void ConfigureLocalization()
        {
            Configure<AbpLocalizationOptions>(options =>
            {
                options.Resources
                    .Get<ProjectNameResource>()
                    .AddBaseTypes(
                        typeof(AbpUiResource)
                    );

                options.Languages.Add(new LanguageInfo("ar", "ar", "العربية"));
                options.Languages.Add(new LanguageInfo("cs", "cs", "Čeština"));
                options.Languages.Add(new LanguageInfo("en", "en", "English"));
                options.Languages.Add(new LanguageInfo("en-GB", "en-GB", "English (UK)"));
                options.Languages.Add(new LanguageInfo("fr", "fr", "Français"));
                options.Languages.Add(new LanguageInfo("hu", "hu", "Magyar"));
                options.Languages.Add(new LanguageInfo("pt-BR", "pt-BR", "Português"));
                options.Languages.Add(new LanguageInfo("ru", "ru", "Русский"));
                options.Languages.Add(new LanguageInfo("tr", "tr", "Türkçe"));
                options.Languages.Add(new LanguageInfo("zh-Hans", "zh-Hans", "简体中文"));
                options.Languages.Add(new LanguageInfo("zh-Hant", "zh-Hant", "繁體中文"));
                options.Languages.Add(new LanguageInfo("de-DE", "de-DE", "Deutsch", "de"));
                options.Languages.Add(new LanguageInfo("es", "es", "Español", "es"));
            });
        }

        /// <summary>
        /// Redis缓存
        /// </summary>
        private void ConfigureCache(ServiceConfigurationContext context)
        {
            var redisConnectionString =
                context.Services.GetConfiguration().GetValue<string>("Cache:Redis:ConnectionString");
            var redisDatabaseId = context.Services.GetConfiguration().GetValue<int>("Cache:Redis:DatabaseId");
            var password = context.Services.GetConfiguration().GetValue<string>("Cache:Redis:Password");
            var connectString = $"{redisConnectionString},password={password},defaultdatabase={redisDatabaseId}";
            var redis = ConnectionMultiplexer.Connect(connectString);
            context.Services.AddStackExchangeRedisCache(options => { options.Configuration = connectString; });
            context.Services
                .AddDataProtection()
                .PersistKeysToStackExchangeRedis(redis, "ProjectName-Protection-Keys");
        }

        private void ConfigureVirtualFileSystem(ServiceConfigurationContext context)
        {
            Configure<AbpVirtualFileSystemOptions>(options => { options.FileSets.AddEmbedded<ProjectNameIdentityServerModule>(); });

            Configure<AbpBundlingOptions>(options =>
            {
                options.StyleBundles.Configure(
                    BasicThemeBundles.Styles.Global,
                    bundle => { bundle.AddFiles("/global-styles.css"); }
                );
            });
        }
    }
}