public static int Delete(string filePath)
{
using (var db = new BigFileDbContext())
{
var existing = db.BigFiles.Where(it => it.FilePath == filePath);
db.BigFiles.RemoveRange(existing);
return(db.SaveChanges());
}
}
public static Message Add(Message message)
{
using (var db = new BigFileDbContext())
{
db.Messages.Add(message);
db.SaveChanges();
return(message);
}
}
public static BigFile Add(BigFile bigFile)
{
using (var db = new BigFileDbContext())
{
db.BigFiles.Add(bigFile);
db.SaveChanges();
return(bigFile);
}
}
public static int Delete(IEnumerable <Message> messages)
{
using (var db = new BigFileDbContext())
{
db.Messages.AttachRange(messages);
foreach (var item in db.ChangeTracker.Entries())
{
item.State = Microsoft.EntityFrameworkCore.EntityState.Deleted;
}
return(db.SaveChanges());
}
}
public static int Delete(BigFile bifFile)
{
using (var db = new BigFileDbContext())
{
db.AttachRange(bifFile);
foreach (var item in db.ChangeTracker.Entries())
{
item.State = Microsoft.EntityFrameworkCore.EntityState.Deleted;
}
return(db.SaveChanges());
}
}
