public GroupAchievement Group_Achievement_Create(GroupAchievement obj)
{
obj.ID = Guid.NewGuid();
db.GroupAchievements.Add(obj);
db.SaveChanges();
obj = db.GroupAchievements.FirstOrDefault(o => o.ID == obj.ID);
return obj;
}
public GroupAchievement Group_Achievement_Edit(GroupAchievement obj)
{
db.Entry(obj).State = EntityState.Modified;
db.SaveChanges();
obj = db.GroupAchievements.SingleOrDefault(o => o.ID == obj.ID);
return obj;
}
public GroupAchievement Classgroup_Delete(GroupAchievement obj)
{
GroupAchievement GroupAchievement = db.GroupAchievements.SingleOrDefault(o => o.ID == obj.ID);
db.GroupAchievements.Remove(GroupAchievement);
db.SaveChanges();
return GroupAchievement;
}