public JsonStatus ProfessionChoose(string professionId, long studentId)
{
JsonStatus js = new JsonStatus();
List <Student> students = base.Search(m => m.student_id == studentId && m.student_isDel == false);
long pId = 0;
try
{
pId = Convert.ToInt64(professionId);
List <Professional> professional = new ProfessionalOperation().Search(d => d.professional_isDel == false && d.professionalDir_id == pId);
if (students.Count >= 1 && professional.Count >= 1)
{
if (students[0].student_grade >= 2)
{
if (students[0].student_proDirectionId == null)
{
try
{
students[0].student_proDirectionId = pId;
base.Modify(students[0], "student_proDirectionId");
js.status = "1";
js.msg = "选择成功！";
}
catch
{
js.status = "0";
js.msg = "选择失败！未知错误.....";
}
}
else
{
js.status = "0";
js.msg = "你已选择！不能再次选择！如要修改请联系管理员.....";
}
}
else
{
js.status = "0";
js.msg = "选择失败！你现在无权选择.....";
}
}
else
{
js.status = "0";
js.msg = "选择失败！数据错误.....";
}
}
catch
{
js.status = "0";
js.msg = "选择失败！数据错误.....";
}
return(js);
}
public JsonStatus EditStudent(string id, string student_Num, string name, string grade, string professional, string _class, string proDir)
{
JsonStatus js = new JsonStatus();
List <string> student_num = base.Search(d => d.student_isDel == false).Select(d => d.student_number).ToList();
List <Professional> pd = new ProfessionalOperation().Search(d => d.professional_isDel == false);
try
{
long pId = proDir == "" ? -1 : (pd.Select(d => d.professional_name).ToList().Contains(proDir) ? pd.Where(d => d.professional_name == proDir).Select(d => d.professionalDir_id).ToList()[0] : Convert.ToInt64(proDir));
long studentId = Convert.ToInt64(id);
if (pd.Select(d => d.professionalDir_id).Contains(pId) || pId == -1)
{
if (student_num.Contains(student_Num))
{
if (CheckDataOperation.CheckData(student_Num, @"^[0-9]{1,11}$"))
{
if (grade == "1" || grade == "2" || grade == "3" || grade == "4")
{
if (!String.IsNullOrEmpty(name) && name.Length <= 25)
{
if (!String.IsNullOrEmpty(professional) && professional.Length <= 25)
{
if (!String.IsNullOrEmpty(_class) && _class.Length <= 25)
{
try
{
List <Student> students = base.Search(d => d.student_isDel == false && d.student_id == studentId);
if (students.Count >= 1)
{
students[0].student_number = student_Num;
students[0].student_name = name;
students[0].student_grade = Convert.ToInt32(grade);
students[0].student_class = _class;
students[0].student_professional = professional;
students[0].student_proDirectionId = pId;
base.Modify(students[0], new string[] { "student_number", "student_name", "student_grade", "student_class", "student_professional", pId == -1 ? "student_number" : "student_proDirectionId" });
js.status = "1";
js.msg = "修改成功！";
}
else
{
js.status = "0";
js.msg = "修改失败！数据异常！";
}
}
catch
{
js.status = "0";
js.msg = "修改失败！未知错误！";
}
}
else
{
js.status = "0";
js.msg = "修改失败！学生班级不能为空并且应小于25个汉字！";
}
}
else
{
js.status = "0";
js.msg = "修改失败！学生专业不能为空并且应小于25个汉字！";
}
}
else
{
js.status = "0";
js.msg = "修改失败！学生姓名不能为空并且应小于25个汉字！";
}
}
else
{
js.status = "0";
js.msg = "修改失败！学生年级错误！年级只能是1、2、3、4四个选项！";
}
}
else
{
js.status = "0";
js.msg = "修改失败！学生学号格式错误！学号只能是1-11位数字！";
}
}
else
{
js.status = "0";
js.msg = "修改失败！学生学号错误,存在存在重复的学号或已经存在的学号！";
}
}
else
{
js.status = "0";
js.msg = "修改失败！学生专业方向错误,不存在此专业方向！";
}
}
catch
{
js.status = "0";
js.msg = "修改失败！数据错误！";
}
return(js);
}
public JsonStatus AddStudent(string student_Num, string name, string grade, string professional, string _class, string proDir)
{
JsonStatus js = new JsonStatus();
List <string> student_num = base.Search(d => d.student_isDel == false).Select(d => d.student_number).ToList();
List <long> pd = new ProfessionalOperation().Search(d => d.professional_isDel == false).Select(d => d.professionalDir_id).ToList();
try
{
long pId = proDir == "" ? -1 : Convert.ToInt64(proDir);
if (pId == -1 || pd.Contains(pId))
{
if (!student_num.Contains(student_Num))
{
if (CheckDataOperation.CheckData(student_Num, @"^[0-9]{1,11}$"))
{
if (grade == "1" || grade == "2" || grade == "3" || grade == "4")
{
if (!String.IsNullOrEmpty(name) && name.Length <= 25)
{
if (!String.IsNullOrEmpty(professional) && professional.Length <= 25)
{
if (!String.IsNullOrEmpty(_class) && _class.Length <= 25)
{
try
{
Student s = proDir == "" ? new Student()
{
student_id = 1,
student_number = student_Num,
student_name = name,
student_grade = Convert.ToInt32(grade),
student_class = _class,
student_professional = professional,
student_isDel = false,
student_password = Md5.GetMd5Word("123456", student_Num)
} : new Student()
{
student_id = 1,
student_number = student_Num,
student_name = name,
student_grade = Convert.ToInt32(grade),
student_class = _class,
student_professional = professional,
student_proDirectionId = pId,
student_isDel = false,
student_password = Md5.GetMd5Word("123456", student_Num)
};
base.Add(s);
js.status = "1";
js.msg = "添加成功！";
}
catch
{
js.status = "0";
js.msg = "添加失败！未知错误！";
}
}
else
{
js.status = "0";
js.msg = "添加失败！学生班级不能为空并且应小于25个汉字！";
}
}
else
{
js.status = "0";
js.msg = "添加失败！学生专业不能为空并且应小于25个汉字！";
}
}
else
{
js.status = "0";
js.msg = "添加失败！学生姓名不能为空并且应小于25个汉字！";
}
}
else
{
js.status = "0";
js.msg = "添加失败！学生年级错误！年级只能是1、2、3、4四个选项！";
}
}
else
{
js.status = "0";
js.msg = "添加失败！学生学号格式错误！学号只能是1-11位数字！";
}
}
else
{
js.status = "0";
js.msg = "添加失败！学生学号错误,存在存在重复的学号或已经存在的学号！";
}
}
else
{
js.status = "0";
js.msg = "添加失败！学生专业方向错误,不存在此专业方向！";
}
}
catch
{
js.status = "0";
js.msg = "添加失败！数据错误！";
}
return(js);
}