/// <summary>
/// Create a venue. A venue can not be created without layouts
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public async Task Create(VenueDto entity)
{
if (entity == null)
{
throw new ArgumentNullException();
}
if (!IsNameUnique(entity, true))
{
throw new VenueException("Such venue already exists");
}
if (entity.LayoutList == null || !entity.LayoutList.Any())
{
throw new VenueException("Incorrect state of the venue. The venue must have at least one layout");
}
var venueAdd = VenueParser.MapToVenue(entity);
using (var transaction = CustomTransactionScope.GetTransactionScope())
{
_context.VenueRepository.Create(venueAdd);
await _context.SaveAsync();
entity.Id = venueAdd.Id;
foreach (var layout in entity.LayoutList)
{
layout.VenueId = venueAdd.Id;
await _layoutService.Create(layout);
}
transaction.Complete();
}
}
public async Task Create(EventDto entity)
{
if (entity == null)
{
throw new ArgumentNullException();
}
if (entity.LayoutId <= 0)
{
throw new EventException("LayoutId is invalid");
}
if (!IsDateValid(entity, true))
{
throw new EventException("Invalid date");
}
if (IsPastDate(entity))
{
throw new EventException("Attempt of creating event with a date in the past");
}
var addEvent = MapToEventDAL(entity);
_context.EventRepository.Create(addEvent);
await _context.SaveAsync();
entity.Id = addEvent.Id;
}
public async Task AddSeat(int seatId, int userId)
{
if (seatId <= 0 || userId <= 0)
{
throw new ArgumentException();
}
var seat = await _eventSeatService.Get(seatId);
if (!seat.State.Equals(SeatState.Available))
{
throw new CartException("Seat is locked");
}
var findCart = await _context.CartRepository.FindByAsync(x => x.UserId == userId);
var cart = findCart.FirstOrDefault();
using (var transaction = _context.CreateTransaction())
{
try
{
if (cart == null)
{
var newCart = new Cart
{
UserId = userId
};
_context.CartRepository.Create(newCart);
await _context.SaveAsync();
cart = newCart;
}
seat.State = SeatState.Ordered;
await _eventSeatService.Update(seat);
_context.OrderedSeatsRepository.Create(new OrderedSeat
{
CartId = cart.Id,
SeatId = seatId
});
await _context.SaveAsync();
transaction.Commit();
}
catch
{
transaction.Rollback();
throw;
}
}
}
/// <summary>
/// Create an area. An area can not be created without seats
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public async Task Create(AreaDto entity)
{
if (entity == null)
{
throw new ArgumentNullException();
}
if (entity.LayoutId <= 0)
{
throw new AreaException("LayoutId is invalid");
}
if (!IsDescriptionUnique(entity, true))
{
throw new AreaException("Area description isn't unique");
}
if (entity.SeatList == null || !entity.SeatList.Any())
{
throw new AreaException("Incorrect state of area. An area must have atleast one seat");
}
var areaAdd = AreaParser.MapToArea(entity);
using (var transaction = CustomTransactionScope.GetTransactionScope())
{
_context.AreaRepository.Create(areaAdd);
await _context.SaveAsync();
entity.Id = areaAdd.Id;
foreach (var seat in entity.SeatList)
{
seat.AreaId = areaAdd.Id;
if (!IsSeatUnique(seat, false))
{
throw new SeatException("Seat already exists");
}
var seatAdd = SeatParser.MapToSeat(seat);
_context.SeatRepository.Create(seatAdd);
}
await _context.SaveAsync();
transaction.Complete();
}
}
public async Task Create(UserDto entity)
{
if (entity == null)
{
throw new ArgumentNullException();
}
if (IsUserNameTaken(entity, true))
{
throw new UserException("Username is already taken");
}
if (IsEmailTaken(entity, true))
{
throw new UserException("Email is already taken");
}
var addUser = MapToUser(entity);
using (var transacrion = _context.CreateTransaction())
{
try
{
_context.UserRepository.Create(addUser);
await _context.SaveAsync();
var findRole = await _context.RoleRepository.FindByAsync(x => x.Name.Equals("user", StringComparison.OrdinalIgnoreCase));
var role = findRole.FirstOrDefault();
if (role == null)
{
throw new UserException("Role User does not exists");
}
_context.UserRoleRepository.Create(new UserRole
{
RoleId = role.Id,
UserId = addUser.Id
});
await _context.SaveAsync();
transacrion.Commit();
entity.Id = addUser.Id;
}
catch (Exception)
{
transacrion.Rollback();
throw;
}
}
}
/// <summary>
/// Create a layout. A layout can not be created without areas
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public async Task Create(LayoutDto entity)
{
if (entity == null)
{
throw new ArgumentNullException();
}
if (entity.VenueId <= 0)
{
throw new LayoutException("VenueId is invalid");
}
if (!IsDescriptionUnique(entity, true))
{
throw new LayoutException("Layout description isn't unique");
}
if (entity.AreaList == null || !entity.AreaList.Any())
{
throw new LayoutException("Incorrect state of the layout. The layout must have at least one area");
}
var layoutAdd = LayoutParser.MapToLayout(entity);
using (var transaction = CustomTransactionScope.GetTransactionScope())
{
_context.LayoutRepository.Create(layoutAdd);
await _context.SaveAsync();
entity.Id = layoutAdd.Id;
foreach (var area in entity.AreaList)
{
area.LayoutId = layoutAdd.Id;
await _areaService.Create(area);
}
transaction.Complete();
}
}
public async Task Create(EventAreaDto entity)
{
if (entity == null)
{
throw new ArgumentNullException();
}
if (entity.EventId <= 0)
{
throw new EventAreaException("EventId is invalid");
}
if (!IsDescriptionUnique(entity, true))
{
throw new EventAreaException("Area description isn't unique");
}
if (entity.Seats == null || !entity.Seats.Any())
{
throw new EventAreaException("Invalid state of event area. Seat list is empty");
}
var add = MapToEventArea(entity);
using (var transaction = CustomTransactionScope.GetTransactionScope())
{
_context.EventAreaRepository.Create(add);
await _context.SaveAsync();
foreach (var seat in entity.Seats)
{
seat.EventAreaId = add.Id;
await _seatService.Create(seat);
}
transaction.Complete();
}
entity.Id = add.Id;
}
public async Task Create(EventSeatDto entity)
{
if (entity == null)
{
throw new ArgumentNullException();
}
if (entity.EventAreaId <= 0)
{
throw new EventSeatException("EventAreaId is invalid");
}
if (!IsSeatUnique(entity, true))
{
throw new EventSeatException("Seat already exists");
}
var add = MapToEventSeat(entity);
_context.EventSeatRepository.Create(add);
await _context.SaveAsync();
entity.Id = add.Id;
}
public async Task <decimal> Create(int userId)
{
if (userId <= 0)
{
throw new ArgumentException();
}
var orderedSeats = await _cartService.GetOrderedSeats(userId);
if (!orderedSeats.Any())
{
throw new OrderException("User has no ordered seats");
}
using (var transaction = _context.CreateTransaction())
{
try
{
var user = await _userService.Get(userId);
var orderTotal = orderedSeats.Sum(x => x.Area.Price);
if (user.Amount < orderTotal)
{
throw new OrderException("Balance of user is less than total amount of order");
}
var order = new Order
{
Date = TimeZoneInfo.ConvertTimeBySystemTimeZoneId(DateTimeOffset.Now, user.Timezone),
UserId = userId
};
_context.OrderRepository.Create(order);
await _context.SaveAsync();
foreach (var seat in orderedSeats)
{
_context.PurchasedSeatRepository.Create(new PurchasedSeat
{
SeatId = seat.Seat.Id,
OrderId = order.Id,
Price = seat.Area.Price
});
var updateSeat = await _context.EventSeatRepository.GetAsync(seat.Seat.Id);
updateSeat.State = (byte)SeatState.Purchased;
}
await _context.SaveAsync();
user.Amount -= orderTotal;
await _userService.Update(user);
await _cartService.DeleteUserCart(userId);
transaction.Commit();
Notify(user, order.Id);
return(orderTotal);
}
catch (Exception)
{
transaction.Rollback();
throw;
}
}
}
