using DevExtreme.AspNet.Data;
using DevExtreme.AspNet.Mvc;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Localization;
using System.Collections.Generic;
using System.DirectoryServices;
using System.DirectoryServices.AccountManagement;
using System.Threading.Tasks;
using webapp_local.Models;
using webapp_shared;
using webapp_shared.Code;

namespace webapp_local.Pages.IT
{
    [UserPermissionsOneOfThesePolicies("CanViewUserList")]
    [BindProperties]
    public class UserListModel : _LayoutModel
    {
        public UserListModel(IStringLocalizer<_LayoutModel> _localizer, IConfiguration _config, UserManager<ApplicationUser> _userManager) : base(_localizer, _config, _userManager)
        {
        }

        public async Task<JsonResult> OnGetADUserData(DataSourceLoadOptions options)
        {
            var ret = new List<ArrayADUser>();
            int index = 0;
        
            using (var context = new PrincipalContext(ContextType.Domain, "pal.local"))
            {
                using (var searcher = new PrincipalSearcher(new UserPrincipal(context)))
                {
                    foreach (var result in searcher.FindAll())
                    {
                        DirectoryEntry de = result.GetUnderlyingObject() as DirectoryEntry;
        
                        ret.Add(new ArrayADUser()
                        {
                            id = index++,
                            Initials = de.Properties.Contains("Initials") ? de.Properties["Initials"].Value.ToString() : "",
                            SamAccountName = de.Properties.Contains("SamAccountName") ? de.Properties["SamAccountName"].Value.ToString() : "",
                            Name = de.Properties.Contains("Name") ? de.Properties["Name"].Value.ToString() : "",
                        });
                    }
                }
            }
            return new JsonResult(DataSourceLoader.Load(ret, options));
        }
    }
}