using Microsoft.AspNetCore.Builder;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Serilog;
using SMP.Common.Auth;
using System.Reflection;
using XYY.Core.Standard.Data.Infrastructure;
using Microsoft.AspNetCore.Cors;
using Microsoft.Extensions.Logging;
using SMP.Common.exception;
using XYY.Core.Standard.AliYun;
using XYY.Core.Standard.Data.Redis;
using SMP.Common.Mq;

public static class Regions
{

    /// <summary>
    /// 日志注册
    /// </summary>
    /// <param name="services"></param>
    /// <returns></returns>
    public static IServiceCollection AddSeqLogging(this IServiceCollection services)
    {
        //日志使用Seq
        var log = new LoggerConfiguration()
            .MinimumLevel.Warning()
            .MinimumLevel.Override("LogginService", Serilog.Events.LogEventLevel.Warning)
            .Enrich.FromLogContext()
            .WriteTo.Seq("http://47.244.232.78:5341")
            .CreateLogger();

        services.AddLogging(logging =>
        {
            logging.AddSerilog(log);
        });
        return services;
    }

    public static IServiceCollection AddLog4(this IServiceCollection services)
    {
        services.AddLogging(logging =>
        {
            logging.AddLog4Net();
        });
        return services;
    }

    public static class DefaultConfig
    {
        /// <summary>
        /// DBConnectionStrings:SqlService
        /// </summary>
        public static string SqlServiceConnectionKey => "DBConnectionStrings:SMPSqlService";
        public static string RedisConnectionKey => "DBConnectionStrings:RedisCacheUrl";
        public static string RedisPwd => "DBConnectionStrings:RedisPwd";
        public static string AliYunBucketName => "aliyun:AliYunBucketName";
        public static string AliYunEndPoint => "aliyun:aliYunEndPoint";
        public static string AliYunKeyId => "aliyun:aliYunKeyId";
        public static string AliYunKeySecret => "aliyun:aliYunKeySecret";
        public static string AliYunBasePath => "aliyun:BasePath";
        public static string AliYunPubEndPoint => "aliyun:aliYunPubEndPoint";

        public static string RabbitMqConnectionKey = "DBConnectionStrings:MqConnection";
    }

    public enum IDType
    {
        Scoped = 0,
        Singleton = 1,
        Transient = 2
    }


    public enum DistributedCacheType
    {
        Memory = 0,
        Redis = 1
    }

    public static IServiceCollection AddRabbitMqService(this IServiceCollection services, IConfiguration Configuration, IDType idType)
    {
        if (string.IsNullOrEmpty(Configuration[DefaultConfig.RabbitMqConnectionKey]))
            throw new Exception($"未找到配置项{DefaultConfig.RabbitMqConnectionKey}");
        string mqConnection = Configuration[DefaultConfig.RabbitMqConnectionKey];
        services.AddSingleton(x => new MQManager(mqConnection));
        //AddRepositorySerice(services, idType);
        return services;
    }


    public static IServiceCollection AddCache(this IServiceCollection services, IConfiguration Configuration, DistributedCacheType DistributedCacheType)
    {
        string redisConnection = Configuration[DefaultConfig.RedisConnectionKey];
        string redisPwd = Configuration[DefaultConfig.RedisPwd];
        if (DistributedCacheType == DistributedCacheType.Redis
            )
        {
            if (redisConnection == null)
                throw new Exception($"Redis 连接未配置{redisConnection}");
            if (redisPwd == null)
                throw new Exception($"Redis 密码未配置{redisPwd}");
        }

        //系统缓存接入
        switch (DistributedCacheType)
        {
            case DistributedCacheType.Memory:
                services.AddDistributedMemoryCache();
                break;
            case DistributedCacheType.Redis:
                services.AddDistributedRedisCache(x =>
                {
                    x.Configuration = redisConnection;
                    x.ConfigurationOptions = new StackExchange.Redis.ConfigurationOptions
                    {
                        Password = redisPwd,
                        AbortOnConnectFail = false
                    };
                    x.ConfigurationOptions.EndPoints.Add(redisConnection);
                });
                break;
        }

        //原生Redis客户端 
        services.AddSingleton(x => new SMP.Common.WebRegion.RedisHelper(redisConnection, "Redis", redisPwd, 0));


        return services;

    }

    /// <summary>
    /// 授权
    /// </summary>
    /// <param name="services"></param>
    /// <returns></returns>
    public static IServiceCollection AddAuthentication(this IServiceCollection services)
    {
        return services;
    }
    public static void UseBasicAuthentication(this IApplicationBuilder app)
    {
        app.UseMiddleware<BasicAuthenticationMiddleware>();
    }

    public static void UseCore(this IServiceCollection services, string so)
    {
        services.AddCors(option => option.AddPolicy(so, policy =>
policy.AllowAnyHeader().AllowAnyOrigin().WithMethods("GET", "POST", "HEAD", "PUT", "DELETE", "OPTIONS")));

    }

    /// <summary>
    /// 数据服务注册
    /// </summary>
    /// <param name="services"></param>
    /// <param name="idType"></param>
    /// <param name="Configuration"></param>
    /// <returns></returns>
    public static IServiceCollection AddDataService(this IServiceCollection services, IConfiguration Configuration, IDType idType)
    {
        if (string.IsNullOrEmpty(Configuration[DefaultConfig.SqlServiceConnectionKey]))
            throw new Exception($"未找到配置项{DefaultConfig.SqlServiceConnectionKey}");
        services.AddDB(Configuration[DefaultConfig.SqlServiceConnectionKey]);
        AddRepositorySerice(services, idType);
        return services;
    }

    public static IServiceCollection AddAppService(this IServiceCollection services, IDType idType)
    {
        var path = AppDomain.CurrentDomain.RelativeSearchPath ?? AppDomain.CurrentDomain.BaseDirectory;
        var referencedAssemblies = System.IO.Directory.GetFiles(path, "SMP.Service.dll")
        .Select(Assembly.LoadFrom).ToArray();
        var types = referencedAssemblies
            .SelectMany(a => a.DefinedTypes)
            .Select(type => type.AsType())
            .Where(x =>
            x.Name.EndsWith("Service")
            || x.Name.EndsWith("Api")
            || x.Name.EndsWith("ServiceBillResolver")
            ).ToArray();
        var implementTypes = types.Where(x => x.IsClass).ToArray();
        var interfaceTypes = types.Where(x => x.IsInterface).ToArray();
        foreach (var implementType in implementTypes)
        {
            var interfaceType = interfaceTypes.FirstOrDefault(x => x.IsAssignableFrom(implementType));
            if (interfaceType != null)
            {
                switch (idType)
                {
                    case IDType.Scoped:
                        services.AddScoped(interfaceType, implementType);
                        break;
                    case IDType.Singleton:
                        services.AddSingleton(interfaceType, implementType);
                        break;
                    case IDType.Transient:
                        services.AddTransient(interfaceType, implementType);
                        break;
                }
            }

        }

        //services.AddTransient<IServiceBillResolve, >
        return services;
    }


    public static void AddAliyunService(this IServiceCollection services, IConfiguration Configuration)
    {
        if (!string.IsNullOrEmpty(Configuration[DefaultConfig.AliYunPubEndPoint]))
        {
            var aliYunConfig = new AliYunConfig
            {
                AliYunBucketName = Configuration[DefaultConfig.AliYunBucketName],
                AliYunEndPoint = Configuration[DefaultConfig.AliYunEndPoint],
                AliYunKeyId = Configuration[DefaultConfig.AliYunKeyId],
                AliYunKeySecret = Configuration[DefaultConfig.AliYunKeySecret],
                BasePath = Configuration[DefaultConfig.AliYunBasePath],
                CDNEndPoint = Configuration[DefaultConfig.AliYunPubEndPoint],
            };

            services.AddSingleton<IAliYunPostFileSerivce>(x => new AliYunPostFileSerivce(aliYunConfig));
        }

    }

    /// <summary>
    /// 事务注册
    /// </summary>
    /// <param name="services"></param>
    /// <returns></returns>
    public static IServiceCollection AddMVCTransfer(this IServiceCollection services)
    {
        services.ConfigAspectCore("Repository");
        services.AddMvcCore(x =>
        {
            x.Filters.Add<ApiExceptionAcitonFilterLogAttribute>();
            x.Filters.Add<SMP.Common.exception.ApiActionFilterAttribute>();
        });

        return services;
    }

    /// <summary>
    /// 数据服务注册 
    /// </summary>
    /// <param name="services"></param>
    /// <param name="idType"></param>
    /// <returns></returns>
    private static IServiceCollection AddRepositorySerice(this IServiceCollection services, IDType idType)
    {
        var path = AppDomain.CurrentDomain.RelativeSearchPath ?? AppDomain.CurrentDomain.BaseDirectory;
        var referencedAssemblies = System.IO.Directory.GetFiles(path, "*.dll").Where(x =>
         (System.IO.Path.GetFileName(x).StartsWith("SMP")
         && System.IO.Path.GetFileName(x).Contains("Data")
         //&& !System.IO.Path.GetFileName(x).Contains("DS")
         ))
        .Select(Assembly.LoadFrom).ToArray();
        var types = referencedAssemblies
            .SelectMany(a => a.DefinedTypes)
            .Select(type => type.AsType())
            .Where(x =>
            x.Name.EndsWith("Repository")
            ).ToArray();
        var implementTypes = types.Where(x => x.IsClass).ToArray();
        var interfaceTypes = types.Where(x => x.IsInterface).ToArray();
        foreach (var implementType in implementTypes)
        {
            var interfaceType = interfaceTypes.FirstOrDefault(x => x.IsAssignableFrom(implementType));
            if (interfaceType != null)
            {
                switch (idType)
                {
                    case IDType.Scoped:
                        services.AddScoped(interfaceType, implementType);
                        break;
                    case IDType.Singleton:
                        services.AddSingleton(interfaceType, implementType);
                        break;
                    case IDType.Transient:
                        services.AddTransient(interfaceType, implementType);
                        break;
                }
            }

        }
        return services;
    }

}