WT1.1.4 build 45 android fb, iap

lib/util/platform_purchase.dart

@@ -1,5 +1,8 @@
 import 'dart:async';
+import 'dart:io';
 
+import 'package:aitrainer_app/model/cache.dart';
+import 'package:aitrainer_app/model/product.dart';
 import 'package:aitrainer_app/service/logging.dart';
 import 'package:flutter_inapp_purchase/flutter_inapp_purchase.dart';
 
@@ -11,10 +14,14 @@ class PlatformPurchaseApi with Logging {
   StreamSubscription _conectionSubscription;
   String _platformVersion = 'Unknown';
   List<IAPItem> _items = [];
+  List getIAPItems() => _items;
   List<PurchasedItem> _purchases = [];
 
-  final List<String> _productLists = List();
-  /*   Platform.isAndroid
+  final List<String> _productList = List();
+
+  List getProductList() => _productList;
+
+  /* Platform.isAndroid
       ? [
           'android.test.purchased',
           'point_1000',
@@ -22,7 +29,7 @@ class PlatformPurchaseApi with Logging {
           'android.test.canceled',
         ]
       : ['com.cooni.point1000', 'com.cooni.point5000'];
- */
+  */
 
   factory PlatformPurchaseApi() {
     return _singleton;
@@ -30,27 +37,32 @@ class PlatformPurchaseApi with Logging {
 
   PlatformPurchaseApi._internal();
 
-  void close() {
+  Future<void> close() async {
     if (_conectionSubscription != null) {
       _conectionSubscription.cancel();
       _conectionSubscription = null;
     }
+    await FlutterInappPurchase.instance.endConnection;
   }
 
   // Platform messages are asynchronous, so we initialize in an async method.
   Future<void> initPurchasePlatformState() async {
+    if (_productList.length > 0) {
+      return;
+    }
+    log(" --- Init PurchasePlatform");
     String platformVersion;
     // Platform messages may fail, so we use a try/catch PlatformException.
     try {
       platformVersion = await FlutterInappPurchase.instance.platformVersion;
     } on Exception {
       platformVersion = 'Failed to get platform version for InAppPurchase.';
-      log(platformVersion);
+      log("PlatformVersion" + platformVersion);
     }
 
     // prepare
     var result = await FlutterInappPurchase.instance.initConnection;
-    log('result: $result');
+    log(' FlutterInappPurchase init result: $result');
 
     _platformVersion = platformVersion;
 
@@ -73,15 +85,57 @@ class PlatformPurchaseApi with Logging {
     _purchaseErrorSubscription = FlutterInappPurchase.purchaseError.listen((purchaseError) {
       log('purchase-error: $purchaseError');
     });
+
+    getSubscriptions();
+  }
+
+  void getSubscriptions() {
+    Cache().products.forEach((element) {
+      Product product = element as Product;
+      if (Platform.isAndroid) {
+        if (product.productIdAndroid != null && product.productIdAndroid.isNotEmpty) {
+          _productList.add(product.productIdAndroid);
+        }
+      } else {
+        if (product.productIdIos != null && product.productIdIos.isNotEmpty) {
+          _productList.add(product.productIdIos);
+        }
+      }
+    });
+
+    _productList.forEach((element) {
+      print(element);
+    });
+    _getSubscription();
+  }
+
+  void purchase(Product product) {
+    if (product == null) {
+      throw Exception("No product to purchase");
+    }
+    String productId = Platform.isAndroid ? product.productIdAndroid : product.productIdIos;
+    IAPItem selected;
+    for (var item in _items) {
+      if (item.productId == productId) {
+        selected = item;
+        log("Item to purchase: " + item.toString());
+      }
+    }
+
+    if (selected != null) {
+      requestPurchase(selected);
+    } else {
+      throw Exception("product " + productId + " not defined in the PlatformStore");
+    }
   }
 
   void requestPurchase(IAPItem item) {
     //FlutterInappPurchase.instance.requestPurchase(item.productId);
-    FlutterInappPurchase.instance.requestPurchase("WT_monthly");
+    FlutterInappPurchase.instance.requestPurchase(item.productId);
   }
 
-  Future _getProduct() async {
-    List<IAPItem> items = await FlutterInappPurchase.instance.getProducts(_productLists);
+  Future _getSubscription() async {
+    List<IAPItem> items = await FlutterInappPurchase.instance.getSubscriptions(_productList);
     for (var item in items) {
       log('${item.toString()}');
       this._items.add(item);