public static string ImportMovies(CinemaContext context, string jsonString)
{
moviesJsonDto[] moviesDto = JsonConvert.DeserializeObject <moviesJsonDto[]>(jsonString);
StringBuilder sb = new StringBuilder();
List <Movie> moviesToBeAdded = new List <Movie>();
HashSet <string> titlesInBase = context.Movies.Select(x => x.Title).ToHashSet();
foreach (var dto in moviesDto)
{
try
{
var newMovie = Mapper.Map <Movie>(dto);
if (titlesInBase.Any(x => x == newMovie.Title))
{
throw new InvalidOperationException("MovieTitle already added");
}
if (!AttributeClassValidator.IsValid(newMovie))
{
throw new Exception("Movie Parameters not valid");
}
titlesInBase.Add(newMovie.Title);
moviesToBeAdded.Add(newMovie);
sb.AppendLine(string.Format(SuccessfulImportMovie, newMovie.Title, newMovie.Genre.ToString(), newMovie.Rating));
}
catch (Exception)
{
sb.AppendLine(ErrorMessage);
}
}
context.Movies.AddRange(moviesToBeAdded);
context.SaveChanges();
return(sb.ToString().Trim());
}
public static string ImportHallSeats(CinemaContext context, string jsonString)
{
hallJsonDto[] hallsDto = JsonConvert.DeserializeObject <hallJsonDto[]>(jsonString);
StringBuilder sb = new StringBuilder();
List <Hall> HallsToBeAdded = new List <Hall>();
HashSet <string> hallNamesInBase = context.Halls.Select(x => x.Name).ToHashSet();
foreach (var dto in hallsDto)
{
try
{
if (hallNamesInBase.Contains(dto.Name))
{
throw new InvalidOperationException("HallName already added!");
}
if (dto.SeatCount <= 0)
{
throw new InvalidOperationException("Non Positive SeatCount!");
}
var newHall = Mapper.Map <Hall>(dto);
if (!AttributeClassValidator.IsValid(newHall))
{
throw new Exception("Movie Parameters not valid");
}
for (int i = 0; i < dto.SeatCount; i++)
{
newHall.Seats.Add(new Seat());
}
hallNamesInBase.Add(newHall.Name);
HallsToBeAdded.Add(newHall);
string projectionType = "Normal";
if (dto.Is3D && !dto.Is4Dx)
{
projectionType = "3D";
}
if (!dto.Is3D && dto.Is4Dx)
{
projectionType = "4Dx";
}
if (dto.Is3D && dto.Is4Dx)
{
projectionType = "3D/4Dx";
}
sb.AppendLine(string.Format(SuccessfulImportHallSeat, newHall.Name, projectionType, dto.SeatCount));
}
catch (Exception)
{
sb.AppendLine(ErrorMessage);
}
}
context.Halls.AddRange(HallsToBeAdded);
context.SaveChanges();
return(sb.ToString().Trim());
}
public static string ImportProjections(CinemaContext context, string xmlString)
{
var serializer = new XmlSerializer(typeof(projectionXmlDto[]), new XmlRootAttribute("Projections"));
StringBuilder sb = new StringBuilder();
Dictionary <int, string> movie_Id_Names_Available = context.Movies.Select(x => new { x.Id, x.Title }).ToDictionary(x => x.Id, x => x.Title);
HashSet <int> hallIdsAvailable = context.Halls.Select(x => x.Id).ToHashSet();
projectionXmlDto[] projectsDtos = (projectionXmlDto[])serializer.Deserialize(new StringReader(xmlString));
Stack <Projection> projectionsToBeAdded = new Stack <Projection>();
foreach (projectionXmlDto dto in projectsDtos)
{
try
{
if (!hallIdsAvailable.Contains(dto.HallId))
{
throw new InvalidOperationException("Invalid HallId");
}
if (!movie_Id_Names_Available.ContainsKey(dto.MovieId))
{
throw new InvalidOperationException("Invalid MovieId");
}
var newProjection = Mapper.Map <Projection>(dto);
if (!AttributeClassValidator.IsValid(newProjection))
{
throw new InvalidOperationException("Invalid input Data");
}
projectionsToBeAdded.Push(newProjection);
string projectionDate = newProjection.DateTime.ToString("MM/dd/yyyy", CultureInfo.InvariantCulture);
sb.AppendLine(string.Format(SuccessfulImportProjection, movie_Id_Names_Available[dto.MovieId], projectionDate));
}
catch (Exception ex)
{
sb.AppendLine(ErrorMessage);
}
}
context.Projections.AddRange(projectionsToBeAdded);
context.SaveChanges();
return(sb.ToString().Trim());
}
public static string ImportCustomerTickets(CinemaContext context, string xmlString)
{
var serializer = new XmlSerializer(typeof(cutomerXmlDto[]), new XmlRootAttribute("Customers"));
StringBuilder sb = new StringBuilder();
var customersDtos = (cutomerXmlDto[])serializer.Deserialize(new StringReader(xmlString));
var customersToBeAdded = new Stack <Customer>();
foreach (var dto in customersDtos)
{
try
{
var newCustomer = Mapper.Map <Customer>(dto);
if (!AttributeClassValidator.IsValid(newCustomer) ||
!newCustomer.Tickets.All(x => AttributeClassValidator.IsValid(x)))
{
throw new InvalidOperationException("Invalid data input");
}
//TODO check if one user has more than one ticket with same projectionId-NP
sb.AppendLine(string.Format(SuccessfulImportCustomerTicket
, newCustomer.FirstName
, newCustomer.LastName
, newCustomer.Tickets.Count));
customersToBeAdded.Push(newCustomer);
}
catch (Exception ex)
{
sb.AppendLine(ErrorMessage);
}
}
context.Customers.AddRange(customersToBeAdded);
context.SaveChanges();
return(sb.ToString().Trim());
}
