Ios promocodes (#325)

* updated dependecies:
  http: ^0.13.4
  meta: ^1.7.0
for ios: added presentCodeRedemptionSheet

* upgraded dependecies
  http: ^0.13.4
  meta: ^1.7.0
ios:
  added presentCodeRedemptionSheet

* Update FlutterInappPurchasePlugin.m

* Rename showPromoCodes to iOS specific

Co-authored-by: hyochan <dooboolab@gmail.com>

android/.project

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>android_</name>
+	<comment>Project android_ created by Buildship.</comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
+	</natures>
+	<filteredResources>
+		<filter>
+			<id>1636786187292</id>
+			<name></name>
+			<type>30</type>
+			<matcher>
+				<id>org.eclipse.core.resources.regexFilterMatcher</id>
+				<arguments>node_modules|.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__</arguments>
+			</matcher>
+		</filter>
+	</filteredResources>
+</projectDescription>

android/.settings/org.eclipse.buildship.core.prefs

@@ -0,0 +1,13 @@
+arguments=
+auto.sync=false
+build.scans.enabled=false
+connection.gradle.distribution=GRADLE_DISTRIBUTION(VERSION(7.0-rc-1))
+connection.project.dir=
+eclipse.preferences.version=1
+gradle.user.home=
+java.home=/Library/Java/JavaVirtualMachines/zulu-11.jdk/Contents/Home
+jvm.arguments=
+offline.mode=false
+override.workspace.settings=true
+show.console.view=true
+show.executions.view=true

example/android/.project

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>android</name>
+	<comment>Project android created by Buildship.</comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
+	</natures>
+	<filteredResources>
+		<filter>
+			<id>1636786187287</id>
+			<name></name>
+			<type>30</type>
+			<matcher>
+				<id>org.eclipse.core.resources.regexFilterMatcher</id>
+				<arguments>node_modules|.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__</arguments>
+			</matcher>
+		</filter>
+	</filteredResources>
+</projectDescription>

example/android/.settings/org.eclipse.buildship.core.prefs

@@ -0,0 +1,13 @@
+arguments=
+auto.sync=false
+build.scans.enabled=false
+connection.gradle.distribution=GRADLE_DISTRIBUTION(WRAPPER)
+connection.project.dir=
+eclipse.preferences.version=1
+gradle.user.home=
+java.home=/Library/Java/JavaVirtualMachines/zulu-11.jdk/Contents/Home
+jvm.arguments=
+offline.mode=false
+override.workspace.settings=true
+show.console.view=true
+show.executions.view=true

ios/Classes/FlutterInappPurchasePlugin.m

@@ -235,6 +235,16 @@ - (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result {
         [self getAvailableItems:result];
     } else if ([@"getAppStoreInitiatedProducts" isEqualToString:call.method]) {
         [self getAppStoreInitiatedProducts:result];
+    } else if ([@"showRedeemCodesIOS" isEqualToString:call.method]) {
+#if __IPHONE_12_2
+        if (@available(iOS 14.0, *)) {
+            [[SKPaymentQueue defaultQueue] presentCodeRedemptionSheet];
+            result(@"present PromoCodes");
+            return;
+            }
+#endif
+        result(@"the functionality is available starting from ios 14.0");
+
     } else {
         result(FlutterMethodNotImplemented);
     }

lib/flutter_inapp_purchase.dart

@@ -649,6 +649,14 @@ class FlutterInappPurchase {
       _purchaseErrorController = null;
     }
   }
+
+  Future<String> showPromoCodesIOS() async {
+    if (_platform.isIOS) {
+      return await _channel.invokeMethod('showRedeemCodesIOS');
+    }
+    throw PlatformException(
+        code: _platform.operatingSystem, message: "platform not supported");
+  }
 }
 
 /// A list of valid values for ProrationMode parameter

pubspec.yaml

@@ -1,28 +1,28 @@
 name: flutter_inapp_purchase
-description: In App Purchase plugin for flutter. This project has been forked by react-native-iap and we are willing to share same experience with that on react-native.
-version: 5.0.3
+description: In App Purchase plugin for flutter. This project has been forked by
+  react-native-iap and we are willing to share same experience with that on
+  react-native.
+version: 5.0.4
 homepage: https://github.com/dooboolab/flutter_inapp_purchase/blob/master/pubspec.yaml
 environment:
   sdk: ">=2.12.0 <3.0.0"
   flutter: ">=2.0.0"
 
 dependencies:
-  http: ^0.13.0
-  meta: ^1.3.0
   flutter:
     sdk: flutter
-
+  http: ^0.13.4
+  meta: ^1.7.0
   platform: ^3.0.0
 
 dev_dependencies:
-  test: ^1.16.5
-  mockito: ^5.0.1
   flutter_test:
     sdk: flutter
+  mockito: ^5.0.1
+  test: ^1.16.5
 
 # For information on the generic Dart part of this file, see the
 # following page: https://www.dartlang.org/tools/pub/pubspec
-
 # The following section is specific to Flutter.
 flutter:
   plugin: