pavi2410/PayTM.java

## PayTM.java
package com.pavitra;

import android.app.Activity;
import android.util.Log;
import android.content.Context;
import android.widget.Toast;

import com.paytm.pgsdk.PaytmOrder;
import com.paytm.pgsdk.PaytmPGService;
import com.paytm.pgsdk.PaytmPaymentTransactionCallback;

import com.google.appinventor.components.annotations.*;
import com.google.appinventor.components.annotations.androidmanifest.*;
import com.google.appinventor.components.runtime.util.*;
import com.google.appinventor.components.common.*;

import java.util.HashMap;
import java.util.Map;
import java.util.Random;

@DesignerComponent(version = 1,
                   description = "PayTM extension by Pavitra",
                   category = ComponentCategory.EXTENSION,
                   nonVisible = true,
                   iconName = "images/extension.png")
@UsesLibraries(libraries = "paytm.jar")
@UsesPermissions(permissionNames = "android.permission.INTERNET, android.permission.ACCESS_NETWORK_STATE")
@UsesActivities(activities = {
  @ActivityElement(name = "com.paytm.pgsdk.PaytmPGActivity",
                   screenOrientation = "portrait",
                   configChanges = "keyboardHidden|orientation|keyboard")
})
@SimpleObject(external = true)
public class PayTM extends AndroidNonvisibleComponent implements Component {
  private static final String LOG_TAG = "PayTM Extension";

  private Context context;
  private static Activity activity;
  private final Form form;

  private boolean testMode = false;

  public PayTM(ComponentContainer container) {
    super(container.$form());
    this.form = container.$form();
    activity = container.$context();
    context = container.$context();
    Log.d(LOG_TAG, "PayTM Extension Created");
  }

  @DesignerProperty(editorType = PropertyTypeConstants.PROPERTY_TYPE_BOOLEAN, defaultValue = "false")
  @SimpleProperty
  public void TestMode(boolean testMode) {
    this.testMode = testMode;
  }

  @SimpleProperty
  public boolean TestMode() {
    return testMode;
  }

  @SimpleFunction
  public String genOrderId() {
    Random r = new Random(System.currentTimeMillis());
    return "ORDER" + (1 + r.nextInt(2)) * 10000 + r.nextInt(10000);
  }

  @SimpleFunction
  public boolean DoTransaction(String merchantId,
                               String orderId,
                               String custId,
                               String industryType,
                               String channelId,
                               String website,
                               String checksum) {

    // Getting the Service Instance.
    PaytmPGService Service = testMode
      ? PaytmPGService.getStagingService()
      : PaytmPGService.getProductionService();

    // Create new order Object having all order information.
    Map<String, String> paramMap = new HashMap<String, String>();
    paramMap.put("MID", merchantId);
    paramMap.put("ORDER_ID", orderId);
    paramMap.put("CUST_ID", custId);
    paramMap.put("INDUSTRY_TYPE_ID", industryType);
    paramMap.put("CHANNEL_ID", channelId);
    paramMap.put("TXN_AMOUNT", txnAmount);
    paramMap.put("WEBSITE", website);
    paramMap.put("CALLBACK_URL", "https://securegw.paytm.in/theia/paytmCallback?ORDER_ID=" + orderId);
    paramMap.put("CHECKSUMHASH", checksum);

    PaytmOrder Order = new PaytmOrder(paramMap);

    // Set PaytmOrder and PaytmClientCertificate Object. Call this method and set both objects before starting transaction.
    Service.initialize(Order, null);

    // Start the Payment Transaction. Before starting the transaction ensure that initialize method is called.
    Service.startPaymentTransaction(this.context, true, true, new PaytmPaymentTransactionCallback() {
      @Override
      public void someUIErrorOccurred(String inErrorMessage) {
        Log.d("LOG", "UI Error Occur.");
      }

      @Override
      public void onTransactionResponse(Bundle inResponse) {
        Log.d("LOG", "Payment Transaction : " + inResponse);
      }

      @Override
      public void networkNotAvailable() {
        Log.d("LOG", "UI Error Occur.");
      }

      @Override
      public void clientAuthenticationFailed(String inErrorMessage) {
        Log.d("LOG", "UI Error Occur.");
      }

      @Override
      public void onErrorLoadingWebPage(int iniErrorCode, String inErrorMessage, String inFailingUrl) {
      }

      @Override
      public void onBackPressedCancelTransaction() {
        // TODO Auto-generated method stub
      }

      @Override
      public void onTransactionCancel(String inErrorMessage, Bundle inResponse) {
        Log.d("LOG", "Payment Transaction Failed " + inErrorMessage);
      }
    });
  }
}
	package com.pavitra;

	import android.app.Activity;
	import android.util.Log;
	import android.content.Context;
	import android.widget.Toast;

	import com.paytm.pgsdk.PaytmOrder;
	import com.paytm.pgsdk.PaytmPGService;
	import com.paytm.pgsdk.PaytmPaymentTransactionCallback;

	import com.google.appinventor.components.annotations.*;
	import com.google.appinventor.components.annotations.androidmanifest.*;
	import com.google.appinventor.components.runtime.util.*;
	import com.google.appinventor.components.common.*;

	import java.util.HashMap;
	import java.util.Map;
	import java.util.Random;

	@DesignerComponent(version = 1,
	description = "PayTM extension by Pavitra",
	category = ComponentCategory.EXTENSION,
	nonVisible = true,
	iconName = "images/extension.png")
	@UsesLibraries(libraries = "paytm.jar")
	@UsesPermissions(permissionNames = "android.permission.INTERNET, android.permission.ACCESS_NETWORK_STATE")
	@UsesActivities(activities = {
	@ActivityElement(name = "com.paytm.pgsdk.PaytmPGActivity",
	screenOrientation = "portrait",
	configChanges = "keyboardHidden\|orientation\|keyboard")
	})
	@SimpleObject(external = true)
	public class PayTM extends AndroidNonvisibleComponent implements Component {
	private static final String LOG_TAG = "PayTM Extension";

	private Context context;
	private static Activity activity;
	private final Form form;

	private boolean testMode = false;

	public PayTM(ComponentContainer container) {
	super(container.$form());
	this.form = container.$form();
	activity = container.$context();
	context = container.$context();
	Log.d(LOG_TAG, "PayTM Extension Created");
	}

	@DesignerProperty(editorType = PropertyTypeConstants.PROPERTY_TYPE_BOOLEAN, defaultValue = "false")
	@SimpleProperty
	public void TestMode(boolean testMode) {
	this.testMode = testMode;
	}

	@SimpleProperty
	public boolean TestMode() {
	return testMode;
	}

	@SimpleFunction
	public String genOrderId() {
	Random r = new Random(System.currentTimeMillis());
	return "ORDER" + (1 + r.nextInt(2)) * 10000 + r.nextInt(10000);
	}

	@SimpleFunction
	public boolean DoTransaction(String merchantId,
	String orderId,
	String custId,
	String industryType,
	String channelId,
	String website,
	String checksum) {

	// Getting the Service Instance.
	PaytmPGService Service = testMode
	? PaytmPGService.getStagingService()
	: PaytmPGService.getProductionService();

	// Create new order Object having all order information.
	Map<String, String> paramMap = new HashMap<String, String>();
	paramMap.put("MID", merchantId);
	paramMap.put("ORDER_ID", orderId);
	paramMap.put("CUST_ID", custId);
	paramMap.put("INDUSTRY_TYPE_ID", industryType);
	paramMap.put("CHANNEL_ID", channelId);
	paramMap.put("TXN_AMOUNT", txnAmount);
	paramMap.put("WEBSITE", website);
	paramMap.put("CALLBACK_URL", "https://securegw.paytm.in/theia/paytmCallback?ORDER_ID=" + orderId);
	paramMap.put("CHECKSUMHASH", checksum);

	PaytmOrder Order = new PaytmOrder(paramMap);

	// Set PaytmOrder and PaytmClientCertificate Object. Call this method and set both objects before starting transaction.
	Service.initialize(Order, null);

	// Start the Payment Transaction. Before starting the transaction ensure that initialize method is called.
	Service.startPaymentTransaction(this.context, true, true, new PaytmPaymentTransactionCallback() {
	@Override
	public void someUIErrorOccurred(String inErrorMessage) {
	Log.d("LOG", "UI Error Occur.");
	}

	@Override
	public void onTransactionResponse(Bundle inResponse) {
	Log.d("LOG", "Payment Transaction : " + inResponse);
	}

	@Override
	public void networkNotAvailable() {
	Log.d("LOG", "UI Error Occur.");
	}

	@Override
	public void clientAuthenticationFailed(String inErrorMessage) {
	Log.d("LOG", "UI Error Occur.");
	}

	@Override
	public void onErrorLoadingWebPage(int iniErrorCode, String inErrorMessage, String inFailingUrl) {
	}

	@Override
	public void onBackPressedCancelTransaction() {
	// TODO Auto-generated method stub
	}

	@Override
	public void onTransactionCancel(String inErrorMessage, Bundle inResponse) {
	Log.d("LOG", "Payment Transaction Failed " + inErrorMessage);
	}
	});
	}
	}