コード例 #1
0
ファイル: CartridgeService.cs プロジェクト: Enaris/VidRental
        /// <summary>
        /// Gets data for given cartridge rent form
        /// </summary>
        /// <param name="cartridgeId">Cartridge to rent id</param>
        /// <param name="userId">User that wants to rent it</param>
        /// <returns>Data for cartridge rental form</returns>
        public async Task <CartridgeRental> CartridgeForRentForm(Guid cartridgeId, Guid userId)
        {
            var userDb = await ShopUserRepo
                         .GetAll()
                         .AsNoTracking()
                         .FirstOrDefaultAsync(u => u.UserId == userId.ToString());

            if (userDb == null)
            {
                return(null);
            }

            var unsettledRentals = await RentalRepo
                                   .GetAll(r => r.ShopUserId == userDb.Id)
                                   .Where(r => r.Returned == null)
                                   .ToListAsync();

            var result = new CartridgeRental();

            if (unsettledRentals.Count >= 3)
            {
                result.UserCanBorrow = false;
                return(result);
            }

            if (unsettledRentals.Any(r => DateTime.UtcNow > r.Rented.AddDays(r.DaysToReturn)))
            {
                result.UserCanBorrow = false;
                return(result);
            }

            result.UserCanBorrow = true;

            var cartridgeDb = await CartridgeRepo
                              .GetAll()
                              .AsNoTracking()
                              .Include(c => c.Movie)
                              .FirstOrDefaultAsync(c => c.Id == cartridgeId);

            if (cartridgeDb == null)
            {
                return(null);
            }

            var copiesAvaible = await CartridgeCopyRepo
                                .GetAll(c => c.CartridgeId == cartridgeId)
                                .CountAsync(c => c.Avaible);

            result.Avaible = copiesAvaible;
            if (copiesAvaible <= 0)
            {
                return(result);
            }

            Mapper.Map(cartridgeDb, result);
            var userAddressesDb = await AddressRepo
                                  .GetAll(a => a.UserId == userId.ToString() && a.IsActive)
                                  .ToListAsync();

            result.Addresses = Mapper.Map <IEnumerable <AddressDto> >(userAddressesDb);

            return(result);
        }
コード例 #2
0
ファイル: RentalService.cs プロジェクト: Enaris/VidRental
        /// <summary>
        /// Rents 1st of avaible catridge copies by given cartridge id to given user
        /// Adds new Rental to database
        /// </summary>
        /// <param name="cartridgeId">Cartridge id</param>
        /// <param name="userId">User that wants to rent id</param>
        /// <param name="request">Rental request</param>
        /// <returns>Null if cartridge or user is not found. True if user could rent given cartridge, false otherwise.</returns>
        public async Task <bool?> RentCartridge(Guid cartridgeId, Guid userId, CartridgeRentRequest request)
        {
            var cartridge = await CartridgeRepo
                            .GetAll()
                            .AsNoTracking()
                            .FirstOrDefaultAsync(c => c.Id == cartridgeId);

            if (cartridge == null)
            {
                return(null);
            }

            var copy = await CartridgeCopyRepo
                       .GetAll()
                       .FirstOrDefaultAsync(c => c.CartridgeId == cartridgeId && c.Avaible);

            if (copy == null)
            {
                return(false);
            }

            var address = new Address();

            if (request.Delivery == collectionInPerson)
            {
                address = null;
            }
            else if (request.AddAddress)
            {
                request.NewAddress.UserId = userId.ToString();
                address = await AddressService.CreateAddress(request.NewAddress);
            }
            else
            {
                address = await AddressRepo
                          .GetAll()
                          .FirstOrDefaultAsync(a => a.Id == new Guid(request.AddressId));

                if (address == null)
                {
                    return(null);
                }
            }

            var shopUser = await ShopUserRepo
                           .GetAll()
                           .AsNoTracking()
                           .FirstOrDefaultAsync(su => su.UserId == userId.ToString());

            var rental = new Rental
            {
                DaysToReturn    = cartridge.DaysToReturn,
                RentPrice       = cartridge.RentPrice,
                Rented          = DateTime.UtcNow,
                AddressId       = address?.Id,
                CartridgeCopyId = copy.Id,
                Delivery        = request.Delivery,
                ShopUserId      = shopUser.Id,
            };

            copy.Avaible = false;

            await CartridgeCopyRepo.SaveChangesAsync();

            await RentalRepo.CreateAsync(rental);

            await RentalRepo.SaveChangesAsync();

            return(true);
        }