using Application.Domain.Entities;
using Application.Models;
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 System.Linq;
using UserCenter.Application.Models;

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

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

        public override IQueryable<User> Query(SearchUserModel model, IQueryable<User> query)
        {
            if (model.IsDeleted)
            {
                return query.Where(o => o.IsDeleted != null);
            }
            return query.Where(o => o.IsDeleted == null);
        }

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

        public override void ToDisplayModel(User entity, EditUserModel model)
        {
            model.Roles = entity.UserRoles.Select(o => o.RoleId).ToList();
            entity.UserRoles.ForEach(o => ViewData.Add(o.RoleId, o.Role.Name));
        }

        public override void ToEditModel(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);
                entity.PasswordConfirmed = true;
            }
            if (string.IsNullOrEmpty(model.Email))
            {
                entity.EmailConfirmed = true;
            }
            if (string.IsNullOrEmpty(model.PhoneNumber))
            {
                entity.PhoneNumberConfirmed = true;
            }
            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 IActionResult Add(EditUserModel model)
        {
            if (string.IsNullOrEmpty(model.Password))
            {
                ModelState.AddModelError("Password", "密码不能为空");
            }
            if (this.Repo.ReadOnlyTable().Any(o => o.UserName == model.UserName))
            {
                ModelState.AddModelError(o => model.UserName, "用户名已经存在");
            }
            if (this.Repo.ReadOnlyTable().Any(o => o.Email == model.Email))
            {
                ModelState.AddModelError(o => model.UserName, "邮箱已经存在");
            }
            if (this.Repo.ReadOnlyTable().Any(o => o.NickName == model.NickName))
            {
                ModelState.AddModelError(o => model.UserName, "昵称已经存在");
            }
            return base.Add(model);
        }

        public override IActionResult Edit(EditUserModel model)
        {
            var entity = this.Repo.Table().FirstOrDefault(o => o.Id == model.Id);
            if (entity.UserName != model.UserName)
            {
                ModelState.AddModelError("UserName", "用户名不能修改");
            }
            return base.Edit(model);
        }
    }
}