using ProRestaurant.Classes;
using ProRestaurant.Containers;
using ProRestaurant.DBContexts;
using ProRestaurant.Models.Accounts;
using ProRestaurant.Models.Restaurants;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;

namespace ProRestaurant.Repository.Accounts
{
    public class RegistrationRepository : IRegistrationRepository
    {
        private readonly DBContext dBContext;

        public RegistrationRepository(DBContext _DB)
        {
            dBContext = _DB;
        }

        public RestaurantContainer GetRestaurantContainer()
        {
            var restaurantContainer = new RestaurantContainer
            {
                Name = "",
                Logo = "",
                MethodsOfPayment = "",
                ShopNumber = "",
                ShoppingCentre = "",
                GoogleMapUrl = "",
                StreetNumber = "",
                StreetName = "",
                Suburb = "",
                City = "",
                Provice = "",
                Country = "",

            };

            return restaurantContainer;
        }

        public UserContainer GetUserContainer()
        {
            var userContainer = new UserContainer()
            {
                FirstName = "",
                Surname = "",
                Cellphone = "",
                EmailAddress = "",
                Password = ""
            };

            return userContainer;
        }

        //public UserContainer Login(string UserName, string Password)
        //{
        //    UserContainer returnObject = new UserContainer();
        //    User user = dBContext.Users.Where(u => u.EmailAddress == UserName).FirstOrDefault();

        //    if (user != null)
        //    {
        //        if (user.Password == Password)
        //        {
        //            returnObject.User = user;
        //            returnObject.ResultString = "Access Granted";
        //        }
        //        else
        //            returnObject.ResultString = "Password incorrect";
        //    }
        //    else
        //    {
        //        returnObject.ResultString = "User not found";
        //    }
        //    return returnObject;
        //}

        public RestaurantContainer RegisterRestaurant(RestaurantContainer RestaurantContainer)
        {            
            var restaurantCheck = dBContext.Restaurants.Where(r => r.Name == RestaurantContainer.Name && r.Suburb == RestaurantContainer.Suburb && r.City == RestaurantContainer.City && r.Provice == RestaurantContainer.Provice && r.Country == RestaurantContainer.Country).FirstOrDefault();
            if (restaurantCheck != null)
            {
                RestaurantContainer.Result = "A Restaurant with the same name has already been registered in this location. ";
                return RestaurantContainer;
            }

            var checkUser = dBContext.Users.Where(u => u.EmailAddress == RestaurantContainer.UserEmailAddress).FirstOrDefault();
            if (checkUser != null)
            {
                RestaurantContainer.Result = "A User with this email address already exists. Please use an different Email Address if this Email Address was used for an individule user.";
                return RestaurantContainer;
            }

            var user = new User
            {
                FirstName = RestaurantContainer.UserFirstName,
                Surname = RestaurantContainer.UserSurname,
                EmailAddress = RestaurantContainer.UserEmailAddress,
                Password = RestaurantContainer.UserPassword,
                SystemRole = Classes.SystemRole.RestaurantAdmin
            };

            var restaurant = new Restaurant
            {                
                Name = RestaurantContainer.Name,
                DeliveryTime = RestaurantContainer.DeliveryTime,
                DeliveryFee = RestaurantContainer.DeliveryFee,
                DeliveryRadius = RestaurantContainer.DeliveryRadius,
                MethodsOfPayment = RestaurantContainer.MethodsOfPayment,
                ShoppingCentre = RestaurantContainer.ShoppingCentre,
                ShopNumber = RestaurantContainer.ShopNumber,
                GoogleMapUrl = RestaurantContainer.GoogleMapUrl,
                Latitude = RestaurantContainer.Latitude,
                Longitude = RestaurantContainer.Longitude,
                StreetNumber = RestaurantContainer.StreetNumber,
                StreetName = RestaurantContainer.StreetName,
                Suburb = RestaurantContainer.Suburb,
                City = RestaurantContainer.City,
                Provice = RestaurantContainer.Provice,
                Country = RestaurantContainer.Country,
                PostalCode = RestaurantContainer.PostalCode,
                Categories = RestaurantContainer.Categories
            };

            if (!string.IsNullOrEmpty(restaurant.MethodsOfPayment))
            {
                restaurant.MethodsOfPayment = restaurant.MethodsOfPayment.Substring(0, restaurant.MethodsOfPayment.Length - 1);
            }
            
            if (!string.IsNullOrEmpty(restaurant.Categories))
            {
                restaurant.Categories = restaurant.Categories.Substring(0, restaurant.Categories.Length - 1);
                restaurant.Categories = restaurant.Categories.Replace("|", " - ");
            }

            if (!string.IsNullOrEmpty(RestaurantContainer.Logo))
            {
                bool saveFile = false;
                var loc = dBContext.Locations.FirstOrDefault()?.ImageStore;
                if (!string.IsNullOrEmpty(loc))
                {
                    var folderName = restaurant.Name + string.Format("{0:yyyy_MM_dd_hh_mm_ss}", DateTime.Now);
                    saveFile = true;
                    loc += string.Format("{0}", folderName);
                    if (!Directory.Exists(loc))
                    {
                        Directory.CreateDirectory(loc);
                    }

                    if (saveFile)
                    {
                        string path = ImageFormatter.Base64ToImage(RestaurantContainer.Logo, loc, restaurant.Name.Trim());
                        restaurant.Logo = path;
                    }
                }

                if (!saveFile)
                    restaurant.Logo = RestaurantContainer.Logo;
            }

            var rUser = new RestaurantUser
            {
                Restaurant = restaurant,
                User = user
            };

            restaurant.Users = new List<RestaurantUser>() { rUser };

            if (RestaurantContainer.THours != null && RestaurantContainer.THours.Count > 0)
            {
                restaurant.TradingHours = new List<TradingHours>();
                foreach (var t in RestaurantContainer.THours)
                {
                    restaurant.TradingHours.Add(new TradingHours()
                    {
                        Description = t.Description,
                        OpeningTime = DateTime.Parse(string.Format("{0} {1}", string.Format("{0:yyyy/MM/dd}", DateTime.Now), t.From)),
                        ClosingTime = DateTime.Parse(string.Format("{0} {1}", string.Format("{0:yyyy/MM/dd}", DateTime.Now), t.To)),
                        Closed = t.Closed,
                        Opened24H = t.Open24
                    });
                }
            }           

            dBContext.Add(restaurant);
            Save();

            return RestaurantContainer;
        }

        public UserContainer RegisterUser(UserContainer UserContainer)
        {
            var checkUser = dBContext.Users.Where(u => u.EmailAddress == UserContainer.EmailAddress).FirstOrDefault();
            if (checkUser != null)
            {
                UserContainer.ResultString = "A User with this email address already exists.";
                UserContainer.Password = "";
                return UserContainer;
            }

            var user = new User
            {
                FirstName = UserContainer.FirstName,
                Surname = UserContainer.Surname,
                Cellphone = UserContainer.Cellphone,
                EmailAddress = UserContainer.EmailAddress,
                Password = UserContainer.Password,
                SystemRole = Classes.SystemRole.Customer
            };

            dBContext.Add(user);
            Save();

            UserContainer.Id = user.Id;
            UserContainer.ResultString = "User Created";

            return UserContainer;
        }

        public void Save()
        {
            dBContext.SaveChanges();
        }
    }
}