inApp.ios.js

import { NativeModules } from 'react-native'
var InAppUtils = require('NativeModules').InAppUtils;

class inApp {

  myProductIds = [
    'inApp.product.id'
  ]

  loadProdcts(){
    return new Promise((resolve,reject)=>{
      InAppUtils.loadProducts(this.myProductIds, (error, products) => {
        if(!error){
          this.myProducts = products
          resolve(products)
        }
      });
    });
  }

  buyProduct(productId){
    return new Promise((resolve,reject)=>{
      InAppUtils.purchaseProduct(productId, (error, response) => {
      if(response && response.productIdentifier) {
        resolve({isSuccess:true,data:response});
      }else{
        resolve({isSuccess:false,data:response});
      }
      });
    })
  }

  restorePayment(){
    return new Promise((resolve,reject)=>{
      InAppUtils.restorePurchases((error, response) => {
        if(error) {
          alert('Itunes Error', 'Could not connect to itunes store.');
        } else {
          if (response.length === 0) {
            resolve({isSuccess:false,data:response})
          }else{
            resolve({isSuccess:true,data:response})
          }
        }
      });
    });
  }
}

const Inapp = new inApp();
export default Inapp;