using System.Collections.Generic;
using Luticate2.Utils.Dbo;
using Luticate2.Utils.Dbo.OrderBy;
using Luticate2.Utils.Dbo.Result;
using Luticate2.Utils.Middlewares;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.DependencyInjection;

namespace Luticate2.Utils.Controllers
{
    public static class LuUtilsExtensions
    {
        public static IServiceCollection AddLuticatUtils(this IServiceCollection services)
        {

            return services;
        }

        public static IMvcBuilder AddLuticatUtils(this IMvcBuilder builder)
        {
            builder.Services.Configure<MvcOptions>(
                options => options.ModelBinderProviders.Insert(0, new LuOrderByBinderProvider()));
            return builder;
        }

        public static IApplicationBuilder UseLuticateUtils(this IApplicationBuilder app)
        {
            app.UseMiddleware<LuExceptionMiddleware>();
            return app;
        }

        public static int GetHttpCode<T>(this LuResult<T> result)
        {
            if (result.Status == LuStatus.Success)
            {
                return 200;
            }
            if (result.Status == LuStatus.InputError)
            {
                return 400;
            }
            if (result.Status == LuStatus.LoginError)
            {
                return 401;
            }
            if (result.Status == LuStatus.PermissionError)
            {
                return 403;
            }
            if (result.Status == LuStatus.NotFound)
            {
                return 404;
            }
            if (result.Status == LuStatus.DbError)
            {
                return 500;
            }
            if (result.Status == LuStatus.InternalError)
            {
                return 500;
            }
            return 418;
        }

        public static IDictionary<object, object> GetLuItems(this HttpContext context)
        {
            return (IDictionary<object, object>) context.Items["luticateItems"];
        }
    }
}