public DataTable FractionManage()
{
subjectDal sd = new subjectDal();
string sql = string.Format(@"select s.stuId,userName,fName,pName,g.gNo,cName,Fraction from
Student s left join Faculty f on s.fId=f.fId
left join Professional p
on f.fId=p.fId left join Grade g
on s.gNo=g.gNo left join Class c on c.gNo=g.gNo where s.isDelete=0 group by s.stuId,userName,fName,pName,g.gNo,c.cName,Fraction");
return(sd.FindAll(sql));
}
public string qTest(int pid)
{
subjectDal sl = new subjectDal();
string sql = "select optionName,optionA,optionB,optionC,optionD,optionCorrect from optionStem where pId=" + pid + " and ";
ArrayList array = new ArrayList();
Random r = new Random();
string Test = "<ul>";
ArrayList list = new ArrayList();
int k = 1;
do
{
k = r.Next(1, 21);
if (!list.Contains(k))
{
list.Add(k);
}
}while (list.Count < 20);
sql += " optionId=" + list[0];
for (int i = 1; i < list.Count; i++)
{
sql += " or optionId=" + list[i];
}
DataTable dt = sl.FindAll(sql);
string[] option =
{
"A",
"B",
"C",
"D"
};
for (int i = 0; i < 20; i++)
{
int p = 0;
Test += "<span><li><h3>" + dt.Rows[i][0].ToString() + "</h3></li></span><label>";
for (int j = 1; j < 5; j++)
{
Test += "<span><h4>" + option[p] + "<li><input type='radio' value='" + option[p] + "' name=" + i + "></li>" + dt.Rows[i][j].ToString() + "</h4></span>";
p++;
if (p == 4)
{
p = 0;
}
}
}
Test += "<br /><input type='button'class='btn btn-primary' value='点击提交试卷' id='confirm' onclick='Submission()'>";
return(Test);
}
public int Answer(string[] optioName, string[] ranswer, string user, string passw)
{
subjectDal sd = new subjectDal();
string sql = "select sum(optionScore) from optionStem where optionName='" + optioName[0] + "' and optionCorrect='" + ranswer[0] + "'";
string count = "select count(*) from optionStem where pId=6";
DataTable dt = sd.FindAll(count);
int Count = Convert.ToInt32(dt.Rows[0][0]);
for (int i = 1; i <= Count; i++)
{
for (int j = 1; j < optioName.Length; j++)
{
sql += " or optionName='" + optioName[j] + "' and optionCorrect='" + ranswer[j] + "' ";
}
}
DataTable rows = sd.FindAll(sql);
int rIndex = Convert.ToInt32(rows.Rows[0][0]);
string Fraction = "update Student set Fraction=" + rIndex + " where userName='******' and pwd='" + passw + "'";
sd.updata(Fraction);
return(rIndex);
}
//加载试题
public string getTest(string userNam, string pwd)
{
subjectDal sd = new subjectDal();
string Test = "<ul>";
string pid = "select s.pId from Professional p join Student s on p.pId=s.pId where userName='******' and pwd='" + pwd + "' ";
DataTable de = sd.FindAll(pid);
int pId = Convert.ToInt32(de.Rows[0][0]);
//查询试题所有条数
string sql = "select count(*) from optionStem where pId=" + pId;
string Tsql = "select * from optionStem o join Student s on s.pId=o.pId where s.pid=" + pId;
DataTable dt = sd.FindAll(Tsql);
DataTable dtb = sd.FindAll(sql);
int count = Convert.ToInt32(dtb.Rows[0][0]);
string[] option =
{
"A",
"B",
"C",
"D"
};
for (int i = 0; i < count; i++)
{
int p = 0;
Test += "<span><li><h3>" + dt.Rows[i][1].ToString() + "</h3></li></span><label>";
for (int j = 2; j < 6; j++)
{
Test += "<span><h4>" + option[p] + "<li><input type='radio' value='" + option[p] + "' name=" + i + "></li>" + dt.Rows[i][j].ToString() + "</h4></span>";
p++;
if (p == 4)
{
p = 0;
}
}
}
Test += "<br /><input type='button'class='btn btn-primary' value='点击提交试卷' id='confirm' onclick='Submission()'>";
return(Test);
}
