added more ispurchased, + list methods

Author: cbrevik

README.md

@@ -167,6 +167,33 @@ InAppBilling.subscribe('android.test.purchased')
 InAppBilling.isSubscribed('android.test.purchased').then(...);
 ```
 
+### isPurchased(productId)
+##### Parameter(s)
+* **productId (required):** String
+
+##### Returns:
+* **purchased:** Boolean
+
+```javascript
+InAppBilling.isPurchased('android.test.purchased').then(...);
+```
+
+### listOwnedProducts()
+##### Returns:
+* **ownedProductIds:** Array of String
+
+```javascript
+InAppBilling.listOwnedProducts().then(...);
+```
+
+### listOwnedSubscriptions()
+##### Returns:
+* **ownedSubscriptionIds:** Array of String
+
+```javascript
+InAppBilling.listOwnedSubscriptions().then(...);
+```
+
 ### getProductDetails(productId)
 ##### Parameter(s)
 * **productId (required):** String

android/src/main/java/com/idehub/Billing/InAppBillingBridge.java

@@ -191,6 +191,48 @@ public void isSubscribed(final String productId, final Promise promise){
         }
     }
 
+    @ReactMethod
+    public void isPurchased(final String productId, final Promise promise){
+        if (bp != null) {
+            boolean purchased = bp.isPurchased(productId);
+            promise.resolve(purchased);
+        } else {
+            promise.reject("Channel is not opened. Call open() on InAppBilling.");
+        }
+    }
+
+    @ReactMethod
+    public void listOwnedProducts(final Promise promise){
+        if (bp != null) {
+            List<String> purchasedProductIds = bp.listOwnedProducts();
+            WritableArray arr = Arguments.createArray();
+
+            for (int i = 0; i < purchasedProductIds.size(); i++) {
+                arr.pushString(purchasedProductIds.get(i));
+            }
+
+            promise.resolve(arr);
+        } else {
+            promise.reject("Channel is not opened. Call open() on InAppBilling.");
+        }
+    }
+
+    @ReactMethod
+    public void listOwnedSubscriptions(final Promise promise){
+        if (bp != null) {
+            List<String> ownedSubscriptionsIds = bp.listOwnedSubscriptions();
+            WritableArray arr = Arguments.createArray();
+
+            for (int i = 0; i < ownedSubscriptionsIds.size(); i++) {
+                arr.pushString(ownedSubscriptionsIds.get(i));
+            }
+
+            promise.resolve(arr);
+        } else {
+            promise.reject("Channel is not opened. Call open() on InAppBilling.");
+        }
+    }
+
     @ReactMethod
     public void getProductDetails(final ReadableArray productIds, final Promise promise) {
         if (bp != null) {

index.js

@@ -27,6 +27,18 @@ class InAppBilling {
       return InAppBillingBridge.isSubscribed(productId);
     }
 
+    static isPurchased(productId) {
+      return InAppBillingBridge.isPurchased(productId);
+    }
+
+    static listOwnedProducts() {
+      return InAppBillingBridge.listOwnedProducts();
+    }
+
+    static listOwnedSubscriptions() {
+      return InAppBillingBridge.listOwnedSubscriptions();
+    }
+
     static getProductDetails(productId) {
       return InAppBillingBridge.getProductDetails([productId])
         .then((arr) => {