public void AddPackagesToCourse(int courseID, List <int> packageIDs)
{
//delete first
//var lstToDelete = Entites.tblCoursePackages.Where(c => c.COURSE_ID == courseID).ToList();
//Entites.tblCoursePackages.RemoveRange(lstToDelete);
//Entites.SaveChanges();
//adding
foreach (var packageID in packageIDs)
{
Entites.tblCoursePackages.Add(new tblCoursePackage()
{
COURSE_ID = courseID,
PACKAGE_ID = packageID
});
}
Entites.SaveChanges();
}
public void AddModulesToCourse(int courseID, List<int> moduleIDs)
{
//delete first
var lstToDelete = Entites.tblCourseModules.Where(c => c.COURSE_ID == courseID).ToList();
Entites.tblCourseModules.RemoveRange(lstToDelete);
Entites.SaveChanges();
//adding
foreach (var moduleID in moduleIDs)
{
Entites.tblCourseModules.Add(new tblCourseModule()
{
COURSE_ID = courseID,
MODULE_ID = moduleID
});
}
Entites.SaveChanges();
}
public string AddTopic(string name)
{
string error = string.Empty;
try
{
Entites.tblTopics.Add(new tblTopic()
{
TOPIC_NAME = name
});
Entites.SaveChanges();
}
catch (Exception exc)
{
error = exc.ToString();
}
return(error);
}
public string AddModule(string name)
{
string error = string.Empty;
try
{
Entites.tblModules.Add(new tblModule()
{
MODULE_NAME = name
});
Entites.SaveChanges();
}
catch (Exception exc)
{
error = exc.ToString();
}
return(error);
}
public int AddNewPackage(Models.Package package)
{
var newpackage = Entites.tblPackages.Add(new tblPackage()
{
PACKAGE_NAME = package.Name,
PACKAGE_PRICE = package.Price,
});
Entites.SaveChanges();
Entites.tblPackageModuleCounts.Add(new tblPackageModuleCount()
{
PACKAGE_ID = newpackage.PACKAGE_ID,
MODULE_COUNT = package.ModuleCount
});
Entites.SaveChanges();
return(newpackage.PACKAGE_ID);
}
public void AddDefaultPackage(int courseID)
{
//var defaultPckgID =
// Entites.tblPackages.Where(p => p.PACKAGE_NAME == "Full Package").SingleOrDefault().PACKAGE_ID;
var fullPackageName = "Full Package";
var dnewPackage = new tblPackage();
dnewPackage.PACKAGE_NAME = fullPackageName;
Entites.tblPackages.Add(dnewPackage);
Entites.SaveChanges();
Entites.tblCoursePackages.Add(new tblCoursePackage()
{
PACKAGE_ID = dnewPackage.PACKAGE_ID,
COURSE_ID = courseID
});
Entites.SaveChanges();
}
public int AddCourse(string name)
{
int newCourseID = 0;
string error = string.Empty;
try
{
var newCourse = Entites.tblCourses.Add(new tblCourse()
{
COURSE_NAME = name,
});
Entites.SaveChanges();
newCourseID = newCourse.COURSE_ID;
}
catch (Exception exc)
{
error = exc.ToString();
}
return newCourseID;
}
// GET: Home
public ActionResult Index()
{
using (var aContext = new Entites())
{
#region 乐观锁玩法
//var firstOrDefault = aContext.User.AsNoTracking().FirstOrDefault();
//firstOrDefault.Name = "小明";
//using (var bContext = new Entites())
//{
// var firstOrDefault2 = bContext.User.AsNoTracking().FirstOrDefault();
// firstOrDefault2.Name = "小红";
// bContext.Entry(firstOrDefault2).State = EntityState.Modified;
// bContext.SaveChanges();
//}
//try
//{
// aContext.Entry(firstOrDefault).State = EntityState.Modified;
// aContext.SaveChanges();
//}
//catch (Exception exception)
//{
// throw new Exception(exception.Message);
//}
#endregion
#region 准备数据
Core.User.User user = new User()
{
Name = "小明",
Address = new UserAddress()
{
City = "北京", DynamicAddress = "北京知春路"
}
};
user.Card = new UserCard()
{
IdCard = "19561816189161561"
};
aContext.User.Add(user);
Core.User.SuperUser superUser = new SuperUser()
{
Name = "超级小明",
UserNum = "12346789",
Address = new UserAddress()
{
City = "北京", DynamicAddress = "北京798艺术区"
}
};
aContext.User.Add(superUser);
aContext.SaveChanges();
var firstuser = aContext.User.FirstOrDefault();
var superuser = aContext.SuperUser.FirstOrDefault();
#endregion
}
return(View());
}
