RazorPay Payment In Kotlin

1.  Using Kotlin

class MainActivity2 : AppCompatActivity() , PaymentResultListener{
    lateinit var binding:ActivityMain2Binding;
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        binding= ActivityMain2Binding.inflate(layoutInflater)
        setContentView(binding.root)
        Checkout.preload(this@MainActivity2)
        binding.btn.setOnClickListener{
            savePayment(binding.textView3.text.toString().toInt())
        }


    }
    private fun savePayment(amount:Int){
        val checkout=Checkout()
        checkout.setKeyID("Your KEY")
        try {
            val jsonObject=JSONObject()
            jsonObject.put("name","Tel Chatai")
            jsonObject.put("description","If You Like This Code! Make Payment")
            jsonObject.put("theme.color","#3399cc")
            jsonObject.put("currency","INR")
            jsonObject.put("amount",amount*100)
            val retryobj=JSONObject()
            retryobj.put("enabled",true)
            retryobj.put("max_count",5)
            jsonObject.put("retry",retryobj)
            checkout.open(this@MainActivity2,jsonObject)
        }catch (e:java.lang.Exception){
            Toast.makeText(this@MainActivity2,"Payment Failure",Toast.LENGTH_SHORT).show()
            e.printStackTrace()
        }
    }

    override fun onPaymentSuccess(p0: String?) {
        Toast.makeText(this@MainActivity2,"Payment Successfull"+p0,Toast.LENGTH_SHORT).show()
    }

    override fun onPaymentError(p0: Int, p1: String?) {
        Toast.makeText(this@MainActivity2,"Payment UnSuccesfull"+p1,Toast.LENGTH_SHORT).show()
        Toast.makeText(this@MainActivity2,"Payment Txn"+p0,Toast.LENGTH_SHORT).show()
    }

1. Using Java
   
   
   

package com.example.mysam;

import androidx.appcompat.app.AppCompatActivity;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;

import com.example.mysam.databinding.ActivityMainBinding;
import com.razorpay.Checkout;
import com.razorpay.PaymentResultListener;

import org.json.JSONException;
import org.json.JSONObject;

public class MainActivity extends AppCompatActivity implements PaymentResultListener {

    ActivityMainBinding mainBinding;
    int amount;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        mainBinding=ActivityMainBinding.inflate(getLayoutInflater());
        setContentView(mainBinding.getRoot());
        Checkout.preload(getApplicationContext());
        mainBinding.btn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                amount=200;
                paymentstart(amount);
            }
        });

    }

    private void paymentstart(int amount) {

        Checkout checkout = new Checkout();

        // set your id as below
        checkout.setKeyID("Your Key");

        // set image
        checkout.setImage(R.drawable.ic_launcher_background);

        // initialize json object
        JSONObject object = new JSONObject();
        try {
            // to put name
            object.put("name", "Geeks for Geeks");

            // put description
            object.put("description", "Test payment");

            // to set theme color
            object.put("theme.color", "");

            // put the currency
            object.put("currency", "INR");

            // put amount
            object.put("amount", amount);

            // put mobile number
            object.put("prefill.contact", "9284064503");

            // put email
            object.put("prefill.email", "chaitanyamunje@gmail.com");

            // open razorpay to checkout activity
            checkout.open(MainActivity.this, object);
        } catch (JSONException e) {
            e.printStackTrace();
        }
    }






    @Override
    public void onPaymentSuccess(String s) {
        Toast.makeText(this, "Succesfull"+s, Toast.LENGTH_SHORT).show();
    }

    @Override
    public void onPaymentError(int i, String s) {
        Toast.makeText(this, "Unsuccessfull"+s+i, Toast.LENGTH_SHORT).show();
    }
}