Textlocal API

api.cs

using System;
using System.Collections.Generic;
using System.Net;
using System.Collections.Specialized;
using System.IO;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Data.SqlClient;
using System.Text.RegularExpressions;

namespace fraud_detection_Credit_Card_payment_system
{
	public partial class frmCCregistration : Form
	{
        string randomNumber;
		SqlConnection con = new SqlConnection(Connection.strconnect());
		public frmCCregistration()
		{
			InitializeComponent();
            Test.Sms("");
		}
        
		private void button1_Click(object sender, EventArgs e)
		{
			if (txtloginid.Text.Length == 4)
			{
				MessageBox.Show("The ID can't be less than four!!!", "Field Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
				txtloginid.Focus();
			}
			else
			{
				if (txtname.Text.Length == 0)
				{
					MessageBox.Show("Please don't leave it blank!!!", "Field Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
					txtname.Focus();
				}
				if (txtcardno.Text.Length == 14)
				{
					MessageBox.Show("Please enter the fourteen or sixteen digit card number!!!", "Field Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
					txtcardno.Focus();
				}
				if (txtccpin.Text.Length == 0)
				{
					MessageBox.Show("Please enter the four digit PIN!!!", "Field Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
					txtccpin.Focus();
				}
				if (txtchpwd.Text.Length == 6)
				{
					MessageBox.Show("Please enter the password!!!", "Field Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
					txtchpwd.Focus();
				}
				//if (txtconpwd.Text.Length == 6)
				//{
				//	MessageBox.Show("Please re-enter the password!!!", "Field Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
				//	txtconpwd.Focus();
				//}
			}
			try
			{

				SqlCommand cmdCCReg = new SqlCommand("Insert into tblCCRegistration(vloginid,vname,icardno,vmonth,vyear,iccpin,vpwd) values (@vloginid,@vname,@icardno,@vmonth,@vyear,@iccpin,@vpwd)", con);
				 
				cmdCCReg.Parameters.AddWithValue("@vloginid", txtloginid.Text);
				cmdCCReg.Parameters.AddWithValue("@vname", txtname.Text);
				cmdCCReg.Parameters.AddWithValue("@icardno", txtcardno.Text);
				cmdCCReg.Parameters.AddWithValue("@vmonth", nudmm.Value);
				cmdCCReg.Parameters.AddWithValue("@vyear", nudyy.Value);
				cmdCCReg.Parameters.AddWithValue("@iccpin", txtccpin.Text);
				cmdCCReg.Parameters.AddWithValue("@vpwd", txtchpwd.Text);

				con.Open();
				cmdCCReg.ExecuteNonQuery();
				con.Close();
				MessageBox.Show("Now you have successfully registered", "Registration completed", MessageBoxButtons.OK, MessageBoxIcon.Information);
				txtloginid.Text = "";
				txtname.Text = "";
				txtcardno.Text = "";
				txtccpin.Text = "";
				txtchpwd.Text = "";
				//txtconpwd.Text = "";
			}
			catch (Exception ex)
			{
				con.Close();
				MessageBox.Show(ex.Message, "Exception occured", MessageBoxButtons.OK, MessageBoxIcon.Warning);
			}
			finally
			{
				con.Close();
			}
		}

		private void txtcardno_TextChanged(object sender, EventArgs e)
		{
			
		}

		private void frmCCregistration_Load(object sender, EventArgs e)
		{
			 

		}

		private void btnclear_Click(object sender, EventArgs e)
		{
			//try
			//{
			//	con.Open();
			//	SqlCommand check_User_Name = new SqlCommand("SELECT icardno FROM tblCCRegistration", con);
			//	check_User_Name.Parameters.AddWithValue("@icardno", txtcardno.Text);
			//	int UserExist = (int)check_User_Name.ExecuteScalar();

			//	if (UserExist > 1)
			//	{
			//		MessageBox.Show("Card number exists");
			//	}
			//	else
			//	{
			//		MessageBox.Show("Card number not exists");
			//		//Username doesn't exist.
			//	}
			//	con.Close();
			//}
			//catch (Exception ex)
			//{
			//	con.Close();
			//	MessageBox.Show(ex.Message, "Exception occured", MessageBoxButtons.OK, MessageBoxIcon.Warning);
			//}
			//finally
			//{
			//	con.Close();
			//}

			//try
			//{
			//	con.Open();
			//	String query=Convert.ToString("Insert into tblCCRegistration values (vloginid,icardno)");
			//	SqlCommand comd = new SqlCommand(query, con);
			//	if (txtloginid.ToString("Insert into tblregistration values if (vlogin==vloginid")
			//}
			//catch(Exception ex)
			//{
			//	con.Close();
			//	MessageBox.Show(ex.Message, "Exception occured", MessageBoxButtons.OK, MessageBoxIcon.Wang);
			//}
			//finally
			//{
			//	con.Close();
			//}
		}

		private void btnnext_Click(object sender, EventArgs e)
		{
			Security_Information_Check sc = new Security_Information_Check();
			sc.Show();
		}

		private void txtloginid_TextChanged(object sender, EventArgs e)
		{

		}

        private void label6_Click(object sender, EventArgs e)
        {

        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {

        }

        private void textBox1_TextChanged_1(object sender, EventArgs e)
        {

        }


        private void btnotp_Click(object sender, EventArgs e)
        {
            string inputtype;
            String result;
            string apiKey = "wJNJX64kIII-V7r4xLYZIEvbtozTqbpf7mqBgtf3kz";
            string numbers = txtphone.Text; // in a comma seperated list
            string send = "SSWAMY";
            string name = txtname.Text;
            Random rnd = new Random();
            randomNumber = (rnd.Next(1000, 9999)).ToString();

            // first, add this to the top of your code file: using System.Text.RegularExpressions;
            string message = "Hello, your OTP is: "+randomNumber+ "";
            String url = "https://api.textlocal.in/send/?apikey=wJNJX64kIII-iL1QJvLyBdIs5BykgooZXSaQQxZu7h&sender=SSWAMY&numbers=919584215603&message=Hello, Your OTP is : "+randomNumber+"";
            //String url = "https://api.textlocal.in/send/?apikey=" + apiKey + "&numbers=" + numbers + "&message=" + message + "&sender=" + send;
            //refer to parameters to complete correct url string

            StreamWriter myWriter = null;
            HttpWebRequest objRequest = (HttpWebRequest)WebRequest.Create(url);

            objRequest.Method = "POST";
            objRequest.ContentLength = Encoding.UTF8.GetByteCount(url);
            objRequest.ContentType = "application/x-www-form-urlencoded";
            try
            {
                myWriter = new StreamWriter(objRequest.GetRequestStream());
                myWriter.Write(url);
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
            finally
            {
                myWriter.Close();
            }

            HttpWebResponse objResponse = (HttpWebResponse)objRequest.GetResponse();
            using (StreamReader sr = new StreamReader(objResponse.GetResponseStream()))
            {
                result = sr.ReadToEnd();
                // Close and clean up the StreamReader
                sr.Close();
            }
            MessageBox.Show("OTP Sent Successfully");
            //Test.show();
        }

        private void btnverify_Click(object sender, EventArgs e)
        {
            if(txtverify.Text == randomNumber)
            {
                btnnext.Focus();
            }
            else
            {
                MessageBox.Show("Verification Failed!");
            }
        }

        private void txtverify_TextChanged(object sender, EventArgs e)
        {

        }
    }
}