public bool TestDBConnection()
{
using (var db = new BallonContext())
{
var result = db.Database.Exists();
return(result);
}
}
public IEnumerable <Ballon> ReadFromDb()
{
using (var db = new BallonContext())
{
foreach (var item in db.Balloons)
{
yield return(item);
}
}
}
public bool WriteToDb(Ballon ballon)
{
using (var db = new BallonContext())
{
try
{
db.Balloons.Add(ballon);
db.SaveChanges();
}
catch
{
return(false);
}
return(true);
}
}
