插入 Sql 数据并在提交点击时发送电子邮件

Question

我目前有一个表格，可以将“提交”数据保存到 Sql DB。 我希望表格也包含 email 数据。 有没有办法使用收集的参数值来做到这一点，或者提交数据然后用查询读回并这样做会更好。 我不确定我的措辞是否正确。 任何建议或帮助将不胜感激。 我也非常困惑如何在提交时从 gridview 和 html 数据表中的 email 中获取数据。

这是我在提交按钮上的代码隐藏。

protected void Save_Click(object sender, EventArgs e)
    {
        string constr = ConfigurationManager.ConnectionStrings["constr"].ConnectionString;
        SqlConnection con = new SqlConnection(constr);
        SqlCommand cmd = new SqlCommand("INSERT INTO JobTable(TechName,JobDate,JobType,TroubleNumber,CustomerName,CustomerAddress," +
                                        "WorkPerformed,RouterType,RouterOther,CXNKOLD,CXNKNew,Splitter,CalixPos,FiberNum,Phone1,IDTL1,Phone2,IDTL2) " +
                                        "VALUES(@TechName,@JobDate,@JobType,@TroubleNumber,@CustomerName,@CustomerAddress,@WorkPerformed,@RouterType," +
                                        "@RouterOther,@CXNKOLD,@CXNKNew,@Splitter,@CalixPos,@FiberNum,@Phone1,@IDTL1,@Phone2,@IDTL2)", con);
        cmd.Parameters.AddWithValue("@TechName", txtTech.Text);
        cmd.Parameters.AddWithValue("@JobDate", txtDate.Text);
        cmd.Parameters.AddWithValue("@JobType", ddlJobType.SelectedItem.Value);
        cmd.Parameters.AddWithValue("@TroubleNumber", txtTrouble.Text);
        cmd.Parameters.AddWithValue("@CustomerName", txtCustName.Text);
        cmd.Parameters.AddWithValue("@CustomerAddress", txtCustAdd.Text);
        cmd.Parameters.AddWithValue("@WorkPerformed", txtWorkPerf.Text);
        cmd.Parameters.AddWithValue("@RouterType", ddlRouterType.SelectedItem.Value);
        cmd.Parameters.AddWithValue("@RouterOther", txtOther.Text);
        cmd.Parameters.AddWithValue("@CXNKOLD", txtCxnkOld.Text);
        cmd.Parameters.AddWithValue("@CXNKNew", txtCxnkNew.Text);
        cmd.Parameters.AddWithValue("@Splitter", txtSplitter.Text);
        cmd.Parameters.AddWithValue("@CalixPos", txtCalixPos.Text);
        cmd.Parameters.AddWithValue("@FiberNum", txtFiberNum.Text);
        cmd.Parameters.AddWithValue("@Phone1", txtPhone1.Text);
        cmd.Parameters.AddWithValue("@IDTL1", txtIdtl1.Text);
        cmd.Parameters.AddWithValue("@Phone2", txtPhone2.Text);
        cmd.Parameters.AddWithValue("@IDTL2", txtIdtl2.Text);
        con.Open();
        cmd.ExecuteNonQuery();
        con.Close();

        if (ViewState["CurrentTable"] != null)
        {
            DataTable dt = new DataTable();
            dt = ViewState["CurrentTable"] as DataTable;
            if (dt.Rows.Count > 0)
            {
                foreach (GridViewRow row in Gridview1.Rows)
                {
                    con.Open();
                    cmd = new SqlCommand("SELECT MAX(ID) FROM JobTable", con);
                    int jobid = Convert.ToInt32(cmd.ExecuteScalar());
                    cmd = new SqlCommand("INSERT INTO JobItems(JobID,ItemDescription,QuantityUsed,AlreadySold) VALUES(@JobID, @Column1, @Column2, @Column3)", con);
                    string itemDesc = (row.FindControl("txtItemDesc") as TextBox).Text;
                    string quantity = (row.FindControl("txtQuantity") as TextBox).Text;
                    bool sold = (row.FindControl("alreadySold") as CheckBox)?.Checked ?? false;
                    cmd.Parameters.AddWithValue("@JobID", jobid);
                    cmd.Parameters.AddWithValue("@Column1", itemDesc);
                    cmd.Parameters.AddWithValue("@Column2", quantity);
                    cmd.Parameters.AddWithValue("@Column3", sold);
                    cmd.ExecuteNonQuery();
                    con.Close();

                }
            }
        }
    }