using JNPF;
using JNPF.Common.Core.Filter;
using JNPF.Common.Options;
using JNPF.EventHandler;
using JNPF.JsonSerialization;
using JNPF.UnifyResult;
using Microsoft.AspNetCore.HttpOverrides;
using Newtonsoft.Json.Serialization;
using Newtonsoft.Json;
using OnceMi.AspNetCore.OSS;
using JNPF.API.Entry.Handlers;
using JNPF.Common.Cache;

namespace Microsoft.Extensions.DependencyInjection;

/// <summary>
/// OSS服务配置拓展.
/// </summary>
public static class ConfigureMvcControllerExtensions
{
  /// <summary>
  /// OSS服务配置.
  /// </summary>
  /// <param name="services"></param>
  /// <returns></returns>
  public static IServiceCollection ConfigureMvcController(this IServiceCollection services)
  {
    services.AddControllers()
    .AddMvcFilter<RequestActionFilter>()
    .AddInjectWithUnifyResult<RESTfulResultProvider>()
    .AddJsonOptions(options => options.JsonSerializerOptions.PropertyNamingPolicy = null)
        .AddNewtonsoftJson(options =>
        {
          // 默认命名规则
          options.SerializerSettings.ContractResolver = new DefaultContractResolver();

          // 设置时区为 UTC
          options.SerializerSettings.DateTimeZoneHandling = DateTimeZoneHandling.Utc;

          // 格式化json输出的日期格式
          options.SerializerSettings.DateFormatString = "yyyy-MM-dd HH:mm:ss";

          // 忽略空值
          // options.SerializerSettings.NullValueHandling = NullValueHandling.Ignore;

          // 忽略循环引用
          options.SerializerSettings.ReferenceLoopHandling = ReferenceLoopHandling.Ignore;

          // 格式化json输出的日期格式为时间戳
          options.SerializerSettings.Converters.Add(new NewtonsoftDateTimeJsonConverter());
        });

    // 配置Nginx转发获取客户端真实IP
    // 注1：如果负载均衡不是在本机通过 Loopback 地址转发请求的，一定要加上options.KnownNetworks.Clear()和options.KnownProxies.Clear()
    // 注2：如果设置环境变量 ASPNETCORE_FORWARDEDHEADERS_ENABLED 为 True，则不需要下面的配置代码
    services.Configure<ForwardedHeadersOptions>(options =>
    {
      options.ForwardedHeaders = ForwardedHeaders.All;
      options.KnownNetworks.Clear();
      options.KnownProxies.Clear();
    });

    // Jwt处理程序
    services.AddJwt<JwtHandler>(enableGlobalAuthorize: true);

    // 跨域
    services.AddCorsAccessor();

    services.AddConfigurableOptions<CacheOptions>();
    services.AddSession();
    services.AddMemoryCache(); // 使用本地缓存必须添加

    services.AddSingleton<IHttpContextAccessor, HttpContextAccessor>();

    return services;
  }
}