IAP

android/app/src/main/AndroidManifest.xml

@@ -8,6 +8,7 @@
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.USE_BIOMETRIC" />
     <uses-permission android:name="android.permission.USE_FINGERPRINT" />
+    <uses-permission android:name="com.android.vending.BILLING" />
 
     <!-- io.flutter.app.FlutterApplication is an android.app.Application that
          calls FlutterMain.startInitialization(this); in its onCreate method.

lib/ui/app/app_drawer.dart

@@ -161,6 +161,16 @@ class AppDrawer extends StatelessWidget {
                 : ListView(
                     shrinkWrap: true,
                     children: <Widget>[
+                      //if (isHosted(context) && !isProAccount(context))
+                      if (false)
+                        Material(
+                          color: Colors.green,
+                          child: ListTile(
+                            leading: Icon(FontAwesomeIcons.superpowers),
+                            title: Text(localization.upgrade),
+                            onTap: () => null,
+                          ),
+                        ),
                       DrawerTile(
                         company: company,
                         icon: FontAwesomeIcons.tachometerAlt,

lib/utils/i18n.dart

@@ -14,6 +14,7 @@ abstract class LocaleCodeAware {
 mixin LocalizationsProvider on LocaleCodeAware {
   static final Map<String, Map<String, String>> _localizedValues = {
     'en': {
+      'upgrade': 'Upgrade',
       'please_enter_a_first_name': 'Please enter a first name',
       'please_enter_a_last_name': 'Please enter a last name',
       'please_agree_to_terms_and_privacy' :
@@ -13850,6 +13851,9 @@ mixin LocalizationsProvider on LocaleCodeAware {
   String get privacyPolicy =>
       _localizedValues[localeCode]['privacy_policy'];
 
+  String get upgrade =>
+      _localizedValues[localeCode]['upgrade'];
+
   String lookup(String key) {
     final lookupKey = toSnakeCase(key);
     return _localizedValues[localeCode][lookupKey] ??

lib/utils/platforms.dart

@@ -5,24 +5,33 @@ import 'package:invoiceninja_flutter/redux/app/app_state.dart';
 import 'package:invoiceninja_flutter/redux/ui/ui_state.dart';
 
 bool isAndroid(BuildContext context) =>
-    Theme.of(context).platform == TargetPlatform.android;
+    Theme
+        .of(context)
+        .platform == TargetPlatform.android;
 
-String getMapURL(BuildContext context) => isAndroid(context)
-    ? 'https://maps.google.com/?q='
-    : 'http://maps.apple.com/?address=';
+String getMapURL(BuildContext context) =>
+    isAndroid(context)
+        ? 'https://maps.google.com/?q='
+        : 'http://maps.apple.com/?address=';
 
-String getLegacyAppURL(BuildContext context) => isAndroid(context)
-    ? 'https://play.google.com/store/apps/details?id=com.invoiceninja.invoiceninja'
-    : 'https://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=1220337560&mt=8';
+String getLegacyAppURL(BuildContext context) =>
+    isAndroid(context)
+        ? 'https://play.google.com/store/apps/details?id=com.invoiceninja.invoiceninja'
+        : 'https://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=1220337560&mt=8';
 
 String getPlatform(BuildContext context) =>
-    Theme.of(context).platform == TargetPlatform.iOS ? 'ios' : 'android';
+    Theme
+        .of(context)
+        .platform == TargetPlatform.iOS ? 'ios' : 'android';
 
 String getAppURL(BuildContext context) =>
     isAndroid(context) ? kGoogleStoreUrl : kAppleStoreUrl;
 
 AppLayout calculateLayout(BuildContext context) {
-  final size = MediaQuery.of(context).size.shortestSide;
+  final size = MediaQuery
+      .of(context)
+      .size
+      .shortestSide;
   if (size < kMobileLayoutWidth) {
     return AppLayout.mobile;
   } else if (size > kTabletLayoutWidth) {
@@ -33,8 +42,12 @@ AppLayout calculateLayout(BuildContext context) {
 }
 
 AppLayout getLayout(BuildContext context) =>
-    StoreProvider.of<AppState>(context).state.uiState.layout ??
-    AppLayout.mobile;
+    StoreProvider
+        .of<AppState>(context)
+        .state
+        .uiState
+        .layout ??
+        AppLayout.mobile;
 
 bool isMobile(BuildContext context) => getLayout(context) == AppLayout.mobile;
 
@@ -43,4 +56,22 @@ bool isTablet(BuildContext context) => getLayout(context) == AppLayout.tablet;
 bool isDesktop(BuildContext context) => getLayout(context) == AppLayout.desktop;
 
 bool isDarkMode(BuildContext context) =>
-    StoreProvider.of<AppState>(context).state.uiState.enableDarkMode;
+    StoreProvider
+        .of<AppState>(context)
+        .state
+        .uiState
+        .enableDarkMode;
+
+bool isSelfHosted(BuildContext context) =>
+    StoreProvider
+        .of<AppState>(context)
+        .state.selectedCompany.isSelfHost;
+
+bool isHosted(BuildContext context) => !isSelfHosted(context);
+
+bool isProAccount(BuildContext context) =>
+    isSelfHosted(context) || StoreProvider
+        .of<AppState>(context)
+        .state
+        .selectedCompany
+        .isProPlan;

pubspec.lock

@@ -334,6 +334,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.6.1+3"
+  in_app_purchase:
+    dependency: "direct main"
+    description:
+      name: in_app_purchase
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.1"
   intl:
     dependency: "direct main"
     description:
@@ -361,7 +368,7 @@ packages:
       name: json_annotation
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.0"
+    version: "2.4.0"
   json_rpc_2:
     dependency: transitive
     description:

pubspec.yaml

@@ -13,6 +13,7 @@ dependencies:
   flutter_redux: ^0.5.2
   redux_logging: ^0.3.0
   http: ^0.11.3+17
+  in_app_purchase: ^0.2.1
   path_provider: ^0.5.0
   shared_preferences: ^0.4.2
   font_awesome_flutter: ^8.0.1