public int CreateNewHomework(Homework homework, int ID, int courseID)
{
int result = 0;
try
{
if (ValidateHomework(homework))
{
result = dal.CreateNewHomework(homework, ID, courseID);
}
}
catch (Exception ex)
{
throw ex;
}
return(result);
}
public bool ValidateHomework(Homework homework)
{
StringBuilder errorList = new StringBuilder();
bool validate = true;
try
{
if (homework.Description == string.Empty)
{
errorList.AppendLine("Description should be provided..");
validate = false;
}
if (homework.DeadLine.ToString() == string.Empty)
{
errorList.AppendLine("Deadline should be provided");
validate = false;
}
if (homework.ReqTime.ToString() == string.Empty)
{
errorList.AppendLine("Required time should be provided");
validate = false;
}
if (homework.LongDescription == string.Empty)
{
errorList.AppendLine("Long description should be provided");
validate = false;
}
if (validate == false)
{
throw new HomeworkException(errorList.ToString());
}
}
catch (HomeworkException ex)
{
throw;
}
catch (Exception ex)
{
throw;
}
return(validate);
}
/// <summary>
/// 教师发布作业
/// </summary>
/// <param name="hw"></param>
/// <returns></returns>
public int fabuHw(Homework hw)
{
return(new HomeworkService().fabuHw(hw));
}
public void New(Homework homework)
{
homeworkDao.New(homework);
}