using ComputerStoreContracts.BindingModels;
using ComputerStoreContracts.BusinessLogicContracts;
using ComputerStoreContracts.SearchModels;
using Microsoft.AspNetCore.Mvc;
using System.Text.RegularExpressions;

namespace ComputerStoreSellerApp.Controllers
{
    public class AuthController : Controller
    {
        private ISellerLogic _sellerLogic;

        public AuthController(ISellerLogic sellerLogic)
        {
            _sellerLogic = sellerLogic;
        }

        [HttpGet]
        public IActionResult Login()
        {
            return View();
        }

        [HttpPost]
        public IActionResult Login(string login, string password)
        {
            if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password))
            {
                TempData.Add("error", "Необходимо заполнить все поля");
                return RedirectToAction("Login", "Auth");
            }

            if (login.Length > 20)
            {
                TempData.Add("error", "Логин не может быть длиньше 20 символов");
                return RedirectToAction("Login", "Auth");
            }

            if (password.Length > 30)
            {
                TempData.Add("error", "Пароль не может быть длиньше 20 символов");
                return RedirectToAction("Login", "Auth");
            }

            var seller = _sellerLogic.ReadElement(new SellerSearchModel { Username = login });

            if (seller is null || !seller.Password.Equals(password))
            {
                TempData.Add("error", "Неверный логин или пароль");
                return RedirectToAction("Login", "Auth");
            }

            HttpContext.Session.SetString("login", login);

            return RedirectToAction("List", "Order");
        }

        [HttpGet]
        public IActionResult Register()
        {
            return View();
        }

        [HttpPost]
        public IActionResult Register(string login, string password, string name, string surname, string middlename)
        {
            try
            {
                _sellerLogic.Create(new SellerBindingModel() { Username = login, Password = password, FirstName = name, LastName = surname, MiddleName = middlename });
            }
            catch (Exception e)
            {
                TempData.Add("error", Regex.Replace(e.Message, "[a-zA-Z\\(\\)']", ""));
                return RedirectToAction("Register", "Auth");
            }

            return RedirectToAction("Login", "Auth");
        }

        [HttpGet]
        public IActionResult Logout()
        {
            HttpContext.Session.Remove("login");

            return RedirectToAction("Login", "Auth");
        }
    }
}