using ElectronicsShopContracts.BindingModels;
using ElectronicsShopContracts.BusinessLogicContracts;
using ElectronicsShopContracts.SearchModels;
using ElectronicsShopContracts.ViewModels;
using ElectronicsShopDataModels.Models;
using ElectronicsShopUserApp.Models;
using Microsoft.AspNetCore.Mvc;
using System.Diagnostics;
using System.Reflection;
using System.Runtime.Serialization;

namespace ElectronicsShopUserApp.Controllers {
    public class HomeController : Controller {
        private readonly ILogger<HomeController> _logger;
		private Dictionary<int, (IProductModel, int)> _productList;
		//private readonly IOrderLogic _order;

		public HomeController(ILogger<HomeController> logger/*, IOrderLogic orderLogic*/) {
            _logger = logger;
            _productList = new Dictionary<int, (IProductModel, int)>();
        }

        public IActionResult Index() {
           if (APIClient.Client == null) {
                return Redirect("~/Home/Enter");
           }
           return View(APIClient.GetRequset<List<OrderViewModel>>($"api/main/getorders?_clientid={APIClient.Client.ID}"));
        }

        [HttpGet]
        public IActionResult Privacy() {
            if (APIClient.Client == null) {
                return Redirect("~/home/Enter");
            }
            return View(APIClient.Client);
        }

        [HttpPost]
        public void Privacy(string email, string password, string fio) {
            if (APIClient.Client == null) {
                throw new Exception("Вход для авторизованных");
            }
            if (string.IsNullOrEmpty(email) || string.IsNullOrEmpty(password) || string.IsNullOrEmpty(fio)) {
                throw new Exception("Введите почту, пароль и ФИО");
            }
            APIClient.PostRequest("api/client/updatedata", new ClientBindingModel {
                ID = APIClient.Client.ID,
                ClientFIO = fio,
                Email = email,
                Password = password,
            });

            APIClient.Client.ClientFIO = fio;
            APIClient.Client.Email = email;
            APIClient.Client.Password = password;
            Response.Redirect("Index");
        }

		[ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
        public IActionResult Error() {
            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
        }

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

        [HttpPost] 
        public void Enter(string email, string password) {
            if (string.IsNullOrEmpty(email) || string.IsNullOrEmpty(password)) {
                throw new Exception("Введите почту и пароль");
            }
            APIClient.Client = APIClient.GetRequset<ClientViewModel>($"api/Client/Login?email={email}&password={password}");
            if (APIClient.Client == null) {
                throw new Exception("Неверный адрес почты/пароль");
            }
            Response.Redirect("Index");
        }

        [HttpGet]
        public IActionResult Register() {
            return View();
        }
        [HttpPost]
        public void Register(string email, string password, string fio) {
            if (string.IsNullOrEmpty(email) || string.IsNullOrEmpty(password) || string.IsNullOrEmpty(fio)) {
                throw new Exception("Введите почту,пароль и ФИО");
            }
            APIClient.PostRequest("api/client/register", new ClientBindingModel {
                ClientFIO = fio,
                Email = email,
                Password = password
            });
            Response.Redirect("Enter");
            return;
        }

        public IActionResult Orders() {
            if (APIClient.Client == null) {
                return Redirect("~/Home/Enter");
            }
            return View(APIClient.GetRequset<List<OrderViewModel>>($"api/main/getorders?_clientid={APIClient.Client.ID}"));
        }

        [HttpGet]
        public IActionResult CreateOrder() {
            var view = APIClient.GetRequset<OrderViewModel>($"api/main/getorder?_clientid={APIClient.Client?.ID}") ?? new OrderViewModel {
                ProductList = _productList
			};
            return View(view);
		}

        [HttpGet] 
        public IActionResult AddProduct() {
            ViewBag.Products = APIClient.GetRequset<List<ProductViewModel>>($"api/main/getproducts");
			return View();
        }

        [HttpPost] 
        public void AddProduct(double sum, int product, int count) {
			if (APIClient.Client == null) {
				throw new Exception("Только для авторизованых");
			}
            if (sum <= 0) {
				throw new Exception("Сумма затрат должна быть больше 0");
			}
			var _product = APIClient.GetRequset<ProductViewModel>($"api/main/getproduct?_productid={product}");
            _product.Price = sum;

            if (_productList.ContainsKey(product)) {
                _productList[product] = (_product, count);
            }
            else {
                _productList.Add(product, (_product, count));
            }

            APIClient.PostDictRequest<OrderBindingModel>($"api/main/saveorder", new OrderBindingModel {
                ProductList = _productList,
                Sum = CalcAll(_productList),
                ClientID = APIClient.Client.ID,
            });

			Response.Redirect("CreateOrder");
		}

        [HttpPost]
		private double CalcAll(Dictionary<int, (IProductModel, int)> ProductList)
        {
            Double Sum = 0;
            foreach (var ProductItem in ProductList)
            {
                Sum += (ProductItem.Value.Item1.Price * ProductItem.Value.Item2);
            }
            return Sum;
        }
		[HttpPost]
		public double Calc(int count, int product)
		{
			var prod = APIClient.GetRequset<ProductViewModel>($"api/main/getproduct?_productid={product}");
			return count * (prod?.Price ?? 1);
		}
	}
}