using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace TestOnline
{
	/// <summary>
	/// testUpdateByTeacher 的摘要說明。
	/// </summary>
	public class testUpdateByTeacher : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label lbl_courseName;
		protected System.Web.UI.WebControls.TextBox tbx_content;
		protected System.Web.UI.WebControls.TextBox tbx_ans1;
		protected System.Web.UI.WebControls.TextBox tbx_ans2;
		protected System.Web.UI.WebControls.TextBox tbx_ans3;
		protected System.Web.UI.WebControls.TextBox tbx_ans4;
		protected System.Web.UI.WebControls.RadioButton rbtn1;
		protected System.Web.UI.WebControls.RadioButton rbtn2;
		protected System.Web.UI.WebControls.RadioButton rbtn3;
		protected System.Web.UI.WebControls.RadioButton rbtn4;
		protected System.Web.UI.WebControls.TextBox tbx_score;
		protected System.Web.UI.WebControls.CheckBox cbx_isPub;
		protected System.Web.UI.WebControls.ImageButton Ibtn_ok;
		protected System.Web.UI.WebControls.ImageButton Ibtn_cancel;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if(Session["teacherId"]==null)
			{
				Response.Redirect("login.aspx");
			}
			else
				if(!Page.IsPostBack)
			{
				//				string courseId=Convert.ToString(Session["courseId"]);
				//				lbl_courseName.Text=(new projClass()).getCourseNameAsCourseId(courseId);
				//if(Session["testId"]==null)
				// Response.Write("<script>alert(\"無法獲取試題信息!\");</script>");
			    
				// else
				//{
				//string testId=Convert.ToString(Session["testId"]);
				string testId=Request.Params["testId"];
				DataSet ds=new DataSet();
				ds=(new projClass()).getTestInfoAsId(testId);
				DataTable dt=ds.Tables["testInfo"];
				DataRow dataRow=dt.Rows[0];
				string courseId=Convert.ToString(dataRow["testCourse"]);
				lbl_courseName.Text=(new projClass()).getCourseNameAsCourseId(courseId);
				tbx_content.Text=Convert.ToString(dataRow["testContent"]);
				tbx_ans1.Text=Convert.ToString(dataRow["testAns1"]);
				tbx_ans2.Text=Convert.ToString(dataRow["testAns2"]);
				tbx_ans3.Text=Convert.ToString(dataRow["testAns3"]);
				tbx_ans4.Text=Convert.ToString(dataRow["testAns4"]);
				int pub=Convert.ToInt16(dataRow["pub"]);
				if(pub==1)
					cbx_isPub.Checked=true;
				else cbx_isPub.Checked=false;
				int rightAns=Convert.ToInt16(dataRow["rightAns"]);
				switch(rightAns)
				{
					case 1:rbtn1.Checked=true;break;
					case 2:rbtn2.Checked=true;break;
					case 3:rbtn3.Checked=true;break;
					case 4:rbtn4.Checked=true;break;
				}

				// }
			}
		}

		#region Web 窗體設計器生成的代碼
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 該調用是 ASP.NET Web 窗體設計器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 設計器支持所需的方法 - 不要使用代碼編輯器修改
		/// 此方法的內容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Ibtn_ok.Click += new System.Web.UI.ImageClickEventHandler(this.Ibtn_ok_Click);
			this.Ibtn_cancel.Click += new System.Web.UI.ImageClickEventHandler(this.Ibtn_cancel_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Ibtn_ok_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			if(tbx_content.Text.Trim()!="")
			{
				int count;
				//string testId=Convert.ToString(Session["testId"]);
				string testId=Request.Params["testId"];
				string courseId=Convert.ToString(Session["courseId"]);
				string content=tbx_content.Text.Trim();
				string ans1=tbx_ans1.Text.Trim();
				string ans2=tbx_ans2.Text.Trim();
				string ans3=tbx_ans3.Text.Trim();
				string ans4=tbx_ans4.Text.Trim();
				int rightAns=1;
				int score;
				int pub;
				if(cbx_isPub.Checked)
					pub=1;
				else pub=0;
				score=Convert.ToInt32(tbx_score.Text);
				if(rbtn1.Checked)
					rightAns=1;
				else if(rbtn2.Checked)
					rightAns=2;
				else if(rbtn3.Checked)
					rightAns=3;
				else if(rbtn4.Checked)
					rightAns=4;
				count=(new projClass()).updateTestInfo(testId,content,ans1,ans2,ans3,ans4,rightAns,pub,score,courseId);
				if(count==0)
					Response.Write("<script>alert(\"更新失敗!\");</script>");
				else 
				{
					Response.Redirect("teacherManage.aspx");
				}
				
			}
			else  Response.Write("<script>alert(\"請輸入完整題目!\");</script>");
		}

		private void Ibtn_cancel_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			Response.Redirect("teacherManage.aspx");
		}
	}
}