using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Authentication.Cookies;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.Filters;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Security.Claims;
using System.Threading.Tasks;

namespace Mini.Web.WebHelper
{
    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Method)]
    public class AuthorizeToolBar : ActionFilterAttribute
    {
        private const string IS_AUTHORIZED = "isAuthorized";
        public string RedirectUrl = "~/Base/Account/UnAuthorized";
        private string _rightId;
        private int _toolBarId;
        private string[] m_roles;
        public AuthorizeToolBar()
        {
            //this.m_roles = UserRightsHelper.getUserRights();
        }
        public AuthorizeToolBar(string rightId, int toolBarId)
        {
            this._rightId = rightId;
            this._toolBarId = toolBarId;

        }

        private bool isAuthorizeCore()
        {
            if (!string.IsNullOrEmpty(this._rightId) && this._toolBarId > 0 && !this.IsRoleToolBar(this._rightId, this._toolBarId))
            {
                return false;
            }
            return true;
        }
        public override void OnActionExecuting(ActionExecutingContext filterContext)
        {

            this.m_roles = UserRightsHelper.getUserRights(filterContext.HttpContext);
            if (isAuthorizeCore())
            {
                return;
            }
            var account = filterContext.HttpContext.Request.Query["weixincrmaccount"];
            if (!string.IsNullOrEmpty(account))
            {
                return;
            }

            HttpRequest httpRequest = filterContext.HttpContext.Request;
            RedirectResult redirectResult = new RedirectResult(RedirectUrl + "?type=button");
            filterContext.Result = redirectResult;
        }

        private bool IsRoleToolBar(string role, int toobar)
        {
            int outInt = 0;
            if ((role != null) && (this.m_roles != null))
            {
                string[] rolesRights = this.m_roles.Where(p => p.Contains(role)).ToArray();
                for (int i = 0; i < rolesRights.Length; i++)
                {
                    if ((rolesRights[i] != null) && (rolesRights[i].Length > 4) && (string.Compare(rolesRights[i], 0, role, 0, 4, StringComparison.OrdinalIgnoreCase) == 0) && int.TryParse(rolesRights[i].Substring(4), out outInt) && (outInt & toobar) > 0)
                    {
                        return true;
                    }
                }
            }
            return false;
        }

    }
}