private bool dbPutRingStation(int id, RingStationRepresentation ringStation)
{
var ringStationInDatabase = db.RingStations.Find(id);
if (ringStationInDatabase == null)
{
return(false);
}
foreach (var animalType in ringStationInDatabase.AnimalTypes)
{
animalType.RingStations.Remove(ringStationInDatabase);
}
ringStationInDatabase.AnimalTypes = new List <AnimalType>();
foreach (var animalType in ringStation.AnimalTypes)
{
var animalTypeInDatabase = db.AnimalTypes.FirstOrDefault(elem => elem.Name == animalType.Name);
if (animalTypeInDatabase == null)
{
animalTypeInDatabase = new AnimalType()
{
Name = animalType.Name
};
}
ringStationInDatabase.AnimalTypes.Add(animalTypeInDatabase);
animalTypeInDatabase.RingStations.Add(ringStationInDatabase);
}
if (ringStationInDatabase.Park != null)
{
ringStationInDatabase.Park.RingStations.Remove(ringStationInDatabase);
ringStationInDatabase.Park = null;
}
if (ringStation.Park != null)
{
var parkInDb = db.Parks.FirstOrDefault(elem => elem.Name == ringStation.Park.Name);
if (parkInDb == null)
{
parkInDb = new Park()
{
Name = ringStation.Park.Name
};
}
ringStationInDatabase.Park = parkInDb;
parkInDb.RingStations.Add(ringStationInDatabase);
}
ringStationInDatabase.Name = ringStation.Name;
db.SaveChanges();
return(true);
}
private RingStationRepresentation GetRingStation(RingStation ringStation)
{
var representation = new RingStationRepresentation()
{
Id = ringStation.Id,
Name = ringStation.Name
};
representation.Links.Add(LinkTemplates.RingStations.DeleteRingStation.CreateLink(new { id = ringStation.Id }));
representation.Links.Add(LinkTemplates.RingStations.UpdateRingStation.CreateLink(new { id = ringStation.Id }));
return(representation);
}
private RingStationRepresentation GetRingStation(RingStation ringStation)
{
var representation = new RingStationRepresentation()
{
Id = ringStation.Id,
Name = ringStation.Name
};
representation.Links.Add(LinkTemplates.RingStations.DeleteRingStation.CreateLink(new { id = ringStation.Id }));
representation.Links.Add(LinkTemplates.RingStations.UpdateRingStation.CreateLink(new { id = ringStation.Id }));
representation.Park = ringStation.Park == null ? null : GetPark(ringStation.Park);
representation.AnimalTypes = ringStation.AnimalTypes.Select(animalType => GetAnimalType(animalType)).ToList();
return(representation);
}
public IHttpActionResult PutRingStation(int id, RingStationRepresentation ringStation)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (dbPutRingStation(id, ringStation))
{
return(StatusCode(HttpStatusCode.NoContent));
}
else
{
return(NotFound());
}
}
private RingStation dbPostRingStation(RingStationRepresentation ringStation)
{
var ringStationInDatabase = db.RingStations.FirstOrDefault(elem => elem.Name == ringStation.Name);
if (ringStationInDatabase != null)
{
return(null);
}
ringStationInDatabase = new RingStation()
{
Name = ringStation.Name
};
db.RingStations.Add(ringStationInDatabase);
foreach (var animalType in ringStation.AnimalTypes)
{
var animalTypeInDatabase = db.AnimalTypes.FirstOrDefault(elem => elem.Name == animalType.Name);
if (animalTypeInDatabase == null)
{
animalTypeInDatabase = new AnimalType()
{
Name = animalType.Name
};
}
animalTypeInDatabase.RingStations.Add(ringStationInDatabase);
ringStationInDatabase.AnimalTypes.Add(animalTypeInDatabase);
}
if (ringStation.Park != null)
{
var parkInDb = db.Parks.FirstOrDefault(elem => elem.Name == ringStation.Park.Name);
if (parkInDb == null)
{
parkInDb = new Park()
{
Name = ringStation.Park.Name
};
}
ringStationInDatabase.Park = parkInDb;
parkInDb.RingStations.Add(ringStationInDatabase);
}
db.SaveChanges();
return(ringStationInDatabase);
}
public IHttpActionResult PostRingStation(RingStationRepresentation ringStation)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var ringStationInDatabase = dbPostRingStation(ringStation);
if (ringStationInDatabase != null)
{
return(CreatedAtRoute("DefaultApi", new { id = ringStationInDatabase.Id }, GetRingStation(ringStationInDatabase)));
}
else
{
return(BadRequest());
}
}