//返回类型，0:密码更改成功，1：旧密码错误，2：密码更改不成功，请重试
public int ChangePassword(int studentId, string oldPassword, string newPassword)
{
//IStudentDao studentDao = new StudentDao(sessionFactory);
Student selectedStudent=studentDao.Get(studentId);
if (selectedStudent != null)
{
if (oldPassword!=selectedStudent.studentPassword)
{
return 1;
}
else {
selectedStudent.studentPassword = newPassword;
ISystemUserDao systemUserDao = new SystemUserDao(sessionFactory);
SystemUser selectedSystemUser = systemUserDao.Get(selectedStudent.studentID.ToString());
selectedSystemUser.systemUserPassword = newPassword;
try
{
studentDao.Update(selectedStudent);
systemUserDao.Update(selectedSystemUser);
return 0;
}
catch (Exception e) {
return 2;
}
}
}
else {
return 2;
}
}
//登陆
public Domain.SystemUser Login(string id, string password)
{
ISystemUserDao newUserDao = new SystemUserDao(sessionFactory);
SystemUser newUser = newUserDao.Get(id);
if (newUser != null){
if (password == newUser.systemUserPassword){
return newUser;
}
else{
return null;
}
}
else{
return null;
}
}
public bool AddTeacher(Domain.Teacher newTeacher)
{
ITeacherDao teacherDao = new TeacherDao(sessionFactory);
ISystemUserDao systemUserDao = new SystemUserDao(sessionFactory);
//先存入Teacher，在存入SystemUser
try
{
int teacherId= (Int32)teacherDao.Save(newTeacher);
SystemUser newSystemUser = new SystemUser
{
systemUserID =teacherId.ToString(),
systemUserPassword = newTeacher.teacherPassword,
systemUserType = 2
};
systemUserDao.Save(newSystemUser);
return true;
}catch(Exception e){
return false;
}
}
public bool AddStudent(Student newStudent)
{
IStudentDao studentDao = new StudentDao(sessionFactory);
ISystemUserDao systemUserDao = new SystemUserDao(sessionFactory);
try
{
int studentId=(Int32)studentDao.Save(newStudent);
//先存入Student，在存入SystemUser
SystemUser newSystemUser = new SystemUser
{
systemUserID = studentId.ToString(),
systemUserPassword = newStudent.studentPassword,
systemUserType = 1
};
systemUserDao.Save(newSystemUser);
return true;
}
catch (Exception e) {
return false;
}
}
