using System;
using System.Collections;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Net.Mail;
using System.Data;



public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }

    public SmtpClient client = new SmtpClient();
    public MailMessage msg = new MailMessage();

    public System.Net.NetworkCredential smtpCreds =
       new System.Net.NetworkCredential("myemail@gmail.com", "myemailpassword");
    public void SendEmail(string sendTo, string sendFrom, string subject, string body)
    {
        try
        {
            //setup smtp host here
            client.Host = "smtp.gmail.com";
            client.Port = 587;
            client.UseDefaultCredentials = false;
            client.Credentials = smtpCreds;
            client.EnableSsl = true;

            //convert string to mailaddress
            MailAddress to = new MailAddress(sendTo);
            MailAddress from = new MailAddress(sendFrom);

            //set up message settings
            msg.Subject = subject;
            msg.Body = body;
            msg.From = from;
            msg.To.Add(to);

            //send email
            client.Send(msg);
        }
        catch
        {
            lblMessage.Text = "Error!";
        }
    }
    protected void cmdSubmit_Click(object sender, EventArgs e)
    {
        if (txtEmail.Text.Length < 5)
        {
           lblMessage.Text  = "Please enter your email";
        }
        else
        {
            if (txtName.Text.Length < 5)
            {
                lblMessage.Text = "Please enter your name";
            }
            else
            {
                if (txtComment.Text.Length < 5)
                {
                    lblMessage.Text = "Please enter your comment";
                }
                else
                {
                    //nothing
                }
                SendEmail("myemail@gmail.com", "myemail@gmail.com", "From: " + txtName.Text + ", Email: "  + txtEmail.Text, txtComment.Text);
                lblMessage.Text = "Thank you " + txtName.Text + ", your comment has been submitted";

            }
        }
    }
}