public void Create(Flight flight) {
using (FlugDbContext ctx = new FlugDbContext())
{
ctx.Flights.Add(flight);
ctx.SaveChanges();
}
}
static FlightManager()
{
using (FlugDbContext ctx = new FlugDbContext())
{
ctx.Database.EnsureDeleted();
ctx.Database.EnsureCreated();
if (!ctx.Flights.Any()) {
var f1 = new Flight { From = "Graz", To = "Hamburg", Date = DateTime.Now };
var f2 = new Flight { From = "Vienna", To = "London", Date = DateTime.Now.AddHours(1) };
var f3 = new Flight { From = "Graz", To = "Hamburg", Date = DateTime.Now.AddHours(2) };
var f4 = new Flight { From = "Hamburg", To = "Graz", Date = DateTime.Now.AddHours(3) };
var f5 = new Flight { From = "Vienna", To = "London", Date = DateTime.Now.AddHours(4) };
var f6 = new Flight { From = "Graz", To = "Hamburg", Date = DateTime.Now.AddHours(5) };
var f7 = new Flight { From = "Vienna", To = "London", Date = DateTime.Now.AddHours(6) };
var b1 = new Booking { PassengerId = 4711, Price = 300 };
f1.Bookings.Add(b1);
ctx.Flights.AddRange(f1, f2, f3, f4, f5, f6, f7);
ctx.SaveChanges();
}
}
}
public void Delete(Flight flight)
{
using (FlugDbContext ctx = new FlugDbContext())
{
ctx.Flights.Remove(flight);
ctx.SaveChanges();
}
}
public void Update(Flight flight)
{
using (FlugDbContext ctx = new FlugDbContext())
{
ctx.Flights.Update(flight);
//ctx.Entry(flight).Property("PlaneType").CurrentValue = "Boeing";
ctx.SaveChanges();
}
}
public void Merge(Flight flight) {
using (FlugDbContext ctx = new FlugDbContext())
{
ctx.ChangeTracker.TrackGraph(flight, (node) => {
node.Entry.State = EntityState.Modified;
});
ctx.SaveChanges();
}
}
public bool Check(Flight f) {
return f.Id == 1;
}