using System.Linq;
using Application.Domain.Entities;
using Application.Models;
using Infrastructure.Application;
using Infrastructure.Data;
using Infrastructure.Extensions;
using Infrastructure.Security;
using Infrastructure.Web.Mvc;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using UserCenter.Services;

namespace UserCenter.Areas.Admin.Controllers
{
    [Authorize]
    [Area(nameof(Admin))]
    public class UserController : CrudController<User, PagedListModel<EditUserModel>, EditUserModel, EditUserModel>
    {
        private readonly IRepository<User> _userRepo;
        private readonly IEncryptionService _encrypitonService;
        private readonly AjaxController _ajax;
        private readonly FaceRecognitionService _frs;

        public UserController(IRepository<User> userRepo, IEncryptionService encrypitonService, AjaxController ajax, FaceRecognitionService frs) : base(userRepo)
        {
            this._userRepo = userRepo;
            this._encrypitonService = encrypitonService;
            this._ajax = ajax;
            this._frs = frs;
        }

        public override IQueryable<User> Include(IQueryable<User> query)
        {
            return query.Include(o => o.UserRoles).ThenInclude(o => o.Role);
        }

        public override void ToModel(User entity, EditUserModel model)
        {
            if (entity != null)
            {
                model.Roles = entity.UserRoles.Select(o => o.RoleId).ToList();
            }
            this.ViewData.MultiSelectList(o => model.Roles, () => this._ajax.GetRoleMultiSelectList(model.Roles));
        }

        public override void ToEntity(EditUserModel model, User entity)
        {
            if (!string.IsNullOrEmpty(model.Password))
            {
                entity.PasswordHash = this._encrypitonService.CreatePasswordHash(model.Password, entity.SecurityStamp);
            }
            foreach (var id in entity.UserRoles.Select(o => o.RoleId).ToList())
            {
                if (!model.Roles.Any(o => o == id))
                {
                    entity.UserRoles.RemoveAll(o => o.RoleId == id);
                }
            }
            foreach (var id in model.Roles)
            {
                if (!entity.UserRoles.Any(o => o.RoleId == id))
                {
                    entity.UserRoles.Add(new UserRole { RoleId = id });
                }
            }
        }

        public override void OnEdit(User entity, EditUserModel model)
        {
            model.UserName = entity.UserName;
        }

        public override void OnAdded(User entity)
        {
            this._frs.AddFace(entity.UserName, entity.FaceImage);
        }

        public override void OnUpdeted(User entity)
        {
            this._frs.UpdateFace(entity.UserName, entity.FaceImage);
        }

        public override void OnDeleted(User entity)
        {
            this._frs.RemoveFace(entity.UserName);
        }
    }
}