using Microsoft.AspNetCore.DataProtection.KeyManagement;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Primitives;

namespace IES.ExamServer.Controllers
{
    public class BaseController : ControllerBase
    {
        public BaseController()
        {


        }
        public string GetIP()
        {
            var IpPort = HttpContext.Request.Headers["X-Forwarded-For"].FirstOrDefault();

            if (string.IsNullOrEmpty(IpPort))
            {
                IpPort = $"{HttpContext.Connection.RemoteIpAddress}";
            }
            if (IpPort.Contains("::"))
            {
                IpPort = "127.0.0.1";
            }
            return IpPort;
        }
        public string GetCookie(string key)
        {
            IRequestCookieCollection cookies = HttpContext.Request.Cookies;
            string value = "";
            if (cookies != null)
            {
                foreach (var ck in cookies)
                {
                    if (ck.Key.Equals(key))
                    {
                        value = ck.Value;
                        break;
                    }
                }
            }
            return value;
        }
        /// <summary>
        /// 取得AuthToken權杖資訊
        /// </summary>        
        /// <param name="key">Key Name</param>
        /// <returns></returns>
        public (string id, string? name, string picture, string school,string scope ,string timeZone,List<string> rolse, string keyData) GetAuthTokenInfo(string? key = null)
        {
            object? keyData = null;
            HttpContext.Items.TryGetValue("ID", out object? id);
            HttpContext.Items.TryGetValue("Name", out object? name);
            HttpContext.Items.TryGetValue("Picture", out object? picture);
            HttpContext.Items.TryGetValue("School", out object? school);
            HttpContext.Items.TryGetValue("Scope", out object? scope);
            HttpContext.Items.TryGetValue("TimeZone", out object? timeZone);
            List<string> rolse= new List<string>();
            if (HttpContext.Items.TryGetValue("Roles", out object? _roles)) 
            {
                if (_roles is List<string> s)
                    {
                    rolse=s;
                }
            }
            if (!string.IsNullOrWhiteSpace(key))
            {
                HttpContext.Items.TryGetValue(key, out keyData);
            }
            return ($"{id}", $"{name}", $"{picture}", $"{school}",$"{scope}",$"{timeZone}", rolse, $"{keyData}");
        }

       
        /// <summary>
        /// 取得驗證金鑰，Authorization
        /// </summary>        
        public string GetToken()
        {
            return HttpContext.Request.Headers["Authorization"].ToString();
        }

        /// <summary>
        /// 取得驗證金鑰，Authorization
        /// </summary>        
        public string? GetXAuthToken()
        {
            //return HttpContext.Request.Headers["X-Auth-AuthToken"].ToString();
            try
            {
                if (HttpContext.Request.Headers.TryGetValue("X-Auth-AuthToken", out StringValues value))
                    return value.ToString();
                else
                    return null;
            }
            catch
            {
                return null;
            }
        }
        /// <summary>
        /// 取得JWT驗證金鑰，Authorization Bearer
        /// </summary>
        /// <param name="httpContext"></param>
        /// <returns></returns>
        public string GetJwtToken()
        {
            var token = string.Empty;
            string authorization = HttpContext.Request.Headers["Authorization"].ToString();
            if (!string.IsNullOrWhiteSpace(authorization) && authorization.StartsWith("Bearer ", StringComparison.OrdinalIgnoreCase))
            {
                token = authorization.Substring("Bearer ".Length).Trim();
            }
            return token;
        }



        public   int code = 0;
        public   string msg = "OK";


    }
}