?using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.Sql;
using System.Data.SqlClient;
using System.Text.RegularExpressions;
using System.IO;

public partial class Student_UnitEx_ShowFullExercise : System.Web.UI.Page
{
    String tp;
    string[] str ={ "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "20" };
    string ConnectionString =
    ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
    SqlConnection myConnection = null;
    SqlDataAdapter myAdapter = null;
    DataSet myDateSet = null;
    String info;
    
    protected void Page_Load(object sender, EventArgs e)
    {

        if (Session["USERSTYLE"] == "STUDENT")
        {

        }
        else
        {
            Dialog("對不起，你沒有權(quán)限訪問這個頁面！");
            Response.Redirect("~/SystemManage/Login.aspx");
        }
        tp = Request.QueryString["deep"];
        info = CheckInfo("TAB_TESTFULL", "TFCONTENT", "TFGRADE", tp);
        txt_full.Text = readData(info);
    
    }
    private void Dialog(String Str)
    {
        Response.Write(@"<script type='text/JavaScript'>");
        Response.Write(@"alert('" + Str + "');");
        //Response.Write(@"window.location='./list_logingroup.aspx';");
        Response.Write(@"</script>");
    }
    public String readData(String FileName)
    {
        String ss = "";
        String A = Server.MapPath("Exercise.asps");
        String delimStr = "Wed";
        string[] sArray = Regex.Split(A, delimStr, RegexOptions.None);
        int j = 0;
        String[] str = new string[2];
        foreach (string filePath in sArray)
        {
            str[j] = filePath.ToString(); j++;
        }
        try
        {
            FileStream fs = new FileStream(str[0] + "\\Wed\\SubjectManage\\Full\\" + FileName, FileMode.Open);
            StreamReader sr = new StreamReader(fs);
            ss = sr.ReadToEnd();
            sr.Close();
        }
        catch (Exception ex)
        {
            Console.Write(ex);
        }
        return ss;
    }


    public string CheckInfo(String TableName, String ColumnName1,String ColumnName2, String Str)
    {
        myConnection = new SqlConnection(ConnectionString);
        try
        {
            string ColumnName; ;
            String conString = "SELECT " + ColumnName1 +","+"TFNO"+ " FROM " + TableName + " where " + ColumnName2 + "='" + Str + "'";
            myAdapter = new SqlDataAdapter(conString, myConnection);
            myDateSet = new DataSet();
           myAdapter.Fill(myDateSet);
            myAdapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;
            DataTable Table = myDateSet.Tables[0];
            if (Table.Rows.Count != 0)
            {
                int i;
                String f_info;
                Random ra = new Random(unchecked((int)DateTime.Now.Ticks));
                i = ra.Next(0, Table.Rows.Count-1);
                f_info = (string)Table.Rows[i].ItemArray[0];
                
                ColumnName=(string)Table.Rows[i].ItemArray[1];
                LinkInfo(ColumnName,"A","B","C","D","TFNO");
                return f_info;
            }
            else
            {
                return "";
            }
        }
        catch (SqlException E)
        {
            return E.Message;
        }
    }
   
    public void LinkInfo(String TN, String ColumnName1, String ColumnName2, string ColumnName3, string ColumnName4, string ColumnName5)
    {
        int j;
        String tr = "ANO";

        RadioButtonList[] rdols ={ RadioButtonList1, RadioButtonList2, RadioButtonList3, RadioButtonList4, RadioButtonList5, RadioButtonList6, RadioButtonList7, RadioButtonList8, RadioButtonList9, RadioButtonList10,
        RadioButtonList11,RadioButtonList12,RadioButtonList13,RadioButtonList14,RadioButtonList15,RadioButtonList16,RadioButtonList17,RadioButtonList18,RadioButtonList19,RadioButtonList20};
        
        //循環(huán)取數(shù)據(jù)庫的選項
        for (j = 0; j < 20; j++)
        {

            myConnection = new SqlConnection(ConnectionString);
            String conString = "SELECT " + ColumnName1 + "," + ColumnName2 + "," + ColumnName3 + "," + ColumnName4 +" FROM " + "TAB_TESTFULLKEY" + " where " + ColumnName5 + "='" +TN+ "'and " + tr + "='" + str[j]+"'";
            myAdapter = new SqlDataAdapter(conString, myConnection);
            myDateSet = new DataSet();
            myAdapter.Fill(myDateSet, "user_info");
            myAdapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;
            DataTable Table = myDateSet.Tables[0];

            if (Table.Rows.Count == 0)
                continue;
            rdols[j].Items[0].Value= "A.  " + (string)Table.Rows[0].ItemArray[0] ;
            rdols[j].Items[1].Value = "B.  " + (string)Table.Rows[0].ItemArray[1];
            rdols[j].Items[2].Value = "C.  " + (string)Table.Rows[0].ItemArray[2];
            rdols[j].Items[3].Value = "D.  " + (string)Table.Rows[0].ItemArray[3];
            
        }

    }
    protected void TextBox1_TextChanged(object sender, EventArgs e)
    {
     
    }
    protected void txt1_TextChanged(object sender, EventArgs e)
    {

    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        String[] answer ={"A","B","C","D" };
        String[] answer1 = new string[20];
        int i;
        double f;
        int k = 0;
        string[] select=new string[20];
        
        RadioButtonList[] rdols ={ RadioButtonList1, RadioButtonList2, RadioButtonList3, RadioButtonList4, RadioButtonList5, RadioButtonList6, RadioButtonList7, RadioButtonList8, RadioButtonList9, RadioButtonList10,
        RadioButtonList11,RadioButtonList12,RadioButtonList13,RadioButtonList14,RadioButtonList15,RadioButtonList16,RadioButtonList17,RadioButtonList18,RadioButtonList19,RadioButtonList20};

        //選出完型填空題編碼
        string P_TFNO;

        myConnection = new SqlConnection(ConnectionString);
        String conString = "SELECT " + "TFNO" + " FROM " + "TAB_TESTFULL" + " where " + "TFGRADE" + "='" + tp + "'and"+" TFCONTENT"+"='"+info+"'";
        myAdapter = new SqlDataAdapter(conString, myConnection);
        myDateSet = new DataSet();
        myAdapter.Fill(myDateSet, "user_info");
        myAdapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;
        DataTable Table = myDateSet.Tables[0];
        P_TFNO = (string)Table.Rows[0].ItemArray[0];

        for (i = 0; i < 19;i++)
        {
            for(int j=0;j<4;j++){
                if (rdols[i].Items[j].Selected)
                    select[i] = answer[j];
         }

        }

        TextBox7.Text += "答案分析如下：" + "\n";
        for (i = 0; i < 20; i++)
        {
            
            
            String conString1 = "SELECT " + "TFKEY" + " FROM " + " TAB_TESTFULLKEY" + " where " + "TFNO" + "='" + P_TFNO + "'and" + " ANO" + "='" + str[i] + "'";
            myAdapter = new SqlDataAdapter(conString1, myConnection);
            myDateSet = new DataSet();
            myAdapter.Fill(myDateSet, "user_info");
            myAdapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;
            DataTable Table1 = myDateSet.Tables[0];

            if (Table1.Rows.Count == 0)
                continue;
            answer1[i]= (string)Table1.Rows[0].ItemArray[0];

            
            if (answer1[i] == select[i])
            {
                k++;
                TextBox7.Text += "\r\n"+"你選的答案" + answer1[i] + "正確";
            }
            else
                TextBox7.Text += "\r\n"+"你選的答案" + select[i] + "錯誤"  ;
        }

        TextBox3.Text += "正確的答案是:" + "\r\n\n";
        for(i=0;i<20;i++)
            TextBox3.Text += answer1[i] + "\r\n";

        TextBox1.Text +="你選擇的答案是:"+ "\r\n\n";
        for (i = 0; i < 20; i++)
            TextBox1.Text += select[i] + "\r\n";

        f = (float)k * 0.5;
        TextBox5.Text =f.ToString();

        f = (float)k / (float)20;
        TextBox4.Text = f.ToString();
        TextBox6.Text = tp;
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        Response.Write("<script>window.close();</script>");
    }
    protected void BtnReturn_Click(object sender, EventArgs e)
    {
        Response.Redirect("~/SystemManage/Main.aspx");
    }
}