inapppurchase2.program.js

configurePurchasing() {    
    if (!this.platform.is('cordova')) { return; }
    console.log('Starting Configurations');
    let productId;
    try {
      if (this.platform.is('ios')) {
        productId = this.program.appleProductId;
      } else if (this.platform.is('android')) {
        productId = this.program.googleProductId;
      }

      // Register Product
      console.log('Registering Product ' + JSON.stringify(productId));
      this.store.verbosity = this.store.DEBUG;
      this.store.register({
        id: productId,
        alias: productId,
        type: this.store.NON_RENEWING_SUBSCRIPTION
      });

      // Handlers
      this.store.when(productId).approved( (product: IAPProduct) => {
        // Purchase was approved
        this.logger.logEvent('purchase_approved', {programId: this.program._id});
        product.finish();
        this.loader.dismiss();
        this.subscribe();
      });

      this.store.when(productId).registered( (product: IAPProduct) => {
        console.log('Registered: ' + JSON.stringify(product));
      });

      this.store.when(productId).updated( (product: IAPProduct) => {
        console.log('Loaded' + JSON.stringify(product));
      });

      this.store.when(productId).cancelled( (product) => {
        this.logger.logEvent('purchase_cancelled' , {});
        if (this.loader.isOverlay) {
          this.loader.dismiss();
          alert('Purchase was Cancelled');
        }
      });

      this.store.error( (err) => {
        this.logger.logEvent('store_error', {});
        this.loader.dismiss();
        alert('Store Error ' + JSON.stringify(err));
      });

      this.store.ready().then((status) => {
        this.logger.logEvent('store_ready', {});
        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
      this.store.when(productId).error( (error) => {
        this.logger.logEvent('store_error', {});
        this.loader.dismiss();
        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));
    }

  }
  
purchase() {

    this.loader = this.loadingCtrl.create({ 
      content: 'Completing Transaction'
    });
    this.loader.present();

    // Check For Review Status
    if (!this.program.appleProductId || !this.program.googleProductId) {
      this.toastCtrl.create({
        message: 'This product has not yet been approved for purchase. Please submit it for review.',
        duration: 2000
      }).present();
      this.loader.dismiss();
      return;
    }

    this.configurePurchasing();

    if (!this.platform.is('cordova')) { return };

    let productId;

    if (this.platform.is('ios')) {
      productId = this.program.appleProductId;
    } else if (this.platform.is('android')) {
      productId = this.program.googleProductId;
    }
    
    try {
      let product = this.store.get(productId);
      console.log('Product Info: ' + JSON.stringify(product));
      this.store.order(productId).then( () => {
        console.log('Purchase Succesfull');
        this.loader.dismiss();
      }).catch( () => {
        console.log('Error Ordering From Store');
        this.loader.dismiss();
      });
    } catch (err) {
      console.log('Error Ordering ' + JSON.stringify(err));
      this.loader.dismiss();
    }
  }