title: Ionic 3 - In app purchase using Inapppurchase2 plugin giving no response
body: <p>I have installed the plugin implemented the code.. Uploaded the signed apk as Internal tester but when I click the purchase button nothing happens.. Can anyone tell me where am I going wrong</p>
  
  <pre><code>import { Component, OnInit } from '@angular/core';
  import { NewTransactionPage } from '../instamojo/new_transaction';
  import { IonicPage, Platform, NavController, NavParams } from 'ionic-angular';
  import { InAppPurchase2, IAPProduct } from '@ionic-native/in-app-purchase-2/ngx';
  
  
  
  @IonicPage()
  @Component({
  selector: 'page-pay',
  templateUrl: 'pay.html',
  })
  
  export class PayPage {
  
  public product: any = {
  name: 'Upgrade to Pro',
  appleProductId: 'android.test.purchased',
  googleProductId: 'ultimate'
    };
  
  constructor(
  public navCtrl: NavController, 
  public navParams: NavParams,
  public platform: Platform,
  public store: InAppPurchase2
  ) {
    platform.ready().then(() =&gt; {
      this.configurePurchasing();
    });
  
  }
  
  configurePurchasing() {
  if (!this.platform.is('cordova')) { return; }
  let productId;
  try {
    if (this.platform.is('ios')) {
      productId = this.product.appleProductId;
    } else if (this.platform.is('android')) {
      productId = this.product.googleProductId;
    }
  
    // Register Product
    // Set Debug High
    this.store.verbosity = this.store.DEBUG;
  
    // Register the product with the store
    this.store.register({
      id: productId,
      alias: productId,
      type: this.store.NON_CONSUMABLE
    });
  
    this.registerHandlers(productId);
  
    InAppPurchase2.getPlugin().ready().then((status) =&gt; {
      console.log(JSON.stringify(this.store.get(productId)));
      console.log('Store is Ready: ' + JSON.stringify(status));
      console.log('Products: ' + JSON.stringify(this.store.products));
  
    });
  
    // Errors On The Specific Product
    this.store.when(productId).error( (error) =&gt; {
      alert('An Error Occured' + JSON.stringify(error));
    });
    // Refresh Always
    console.log('Refresh Store');
    this.store.refresh();
  } catch (err) {
    console.log('Error On Store Issues' + JSON.stringify(err));
  }
   }
  
   registerHandlers(productId) {
  // Handlers
  this.store.when(productId).approved( (product: IAPProduct) =&gt; {
    // Purchase was approved
    product.finish();
  });
  
  this.store.when(productId).registered( (product: IAPProduct) =&gt; {
    console.log('Registered: ' + JSON.stringify(product));
  });
  
  this.store.when(productId).updated( (product: IAPProduct) =&gt; {
    console.log('Loaded' + JSON.stringify(product));
  });
  
  this.store.when(productId).cancelled( (product) =&gt; {
    alert('Purchase was Cancelled');
  });
  
  // Overall Store Error
  this.store.error( (err) =&gt; {
    alert('Store Error ' + JSON.stringify(err));
  });
  }
  
  async purchase() {
  /* Only configuring purchase when you want to buy, because when you configure a purchase
  It prompts the user to input their apple id info on config which is annoying */
  if (!this.platform.is('cordova')) { return };
  
  let productId;
  
  if (this.platform.is('ios')) {
    productId = this.product.appleProductId;
  } else if (this.platform.is('android')) {
    productId = this.product.googleProductId;
  }
  
  console.log('Products: ' + JSON.stringify(this.store.products));
  console.log('Ordering From Store: ' + productId);
  try {
    let product = this.store.get(productId);
    console.log('Product Info: ' + JSON.stringify(product));
    let order = this.store.order(productId);
    alert('Finished Purchase');
  } catch (err) {
    console.log('Error Ordering ' + JSON.stringify(err));
  }
  }
  
  backHomePage() {
  this.navCtrl.pop();
  }
  
  }
  </code></pre>
  
  <p>I have tried building the app without --prod but still its not working. I am calling the purchase() function but nothing happens</p>