improve the demo app and the readme

.github/issue_template.md

@@ -0,0 +1,28 @@
+### Make sure to check the demo app(s) for sample usage 
+
+### Make sure to check the existing issues in this repository 
+
+### If the demo apps cannot help and there is no issue for your problem, tell us about it
+Please, ensure your title is less than 63 characters long and starts with a capital
+letter.
+
+### Which platform(s) does your issue occur on?
+- iOS/Android/Both 
+- iOS/Android versions 
+- emulator or device. What type of device?
+
+### Please, provide the following version numbers that your issue occurs with:
+
+- CLI: (run `tns --version` to fetch it)
+- Cross-platform modules: (check the 'version' attribute in the
+`node_modules/tns-core-modules/package.json` file in your project)
+- Runtime(s): (look for the `"tns-android"` and `"tns-ios"` properties in the `package.json` file of your project)
+- Plugin(s): (look for the version numbers in the `package.json` file of your
+project and paste your dependencies and devDependencies here)
+
+### Please, tell us how to recreate the issue in as much detail as possible. 
+Describe the steps to reproduce it.
+
+### Is there any code involved? 
+ - provide a code example to recreate the problem 
+ - (EVEN BETTER) provide a .zip with application or refer to a repository with application where the problem is reproducible.

README.md

@@ -416,6 +416,21 @@ In case the application doesn't work as expected. Here are some things you can v
 
 - When the application is started using `tns run android` (i.e. in debug mode with livesync) some background notifications might not be received correctly. This happens because the app is not started in a normal way for debugging and the resume from background happens differently. To receive all notifications correctly, stop the app (swipe it away it from the recent apps list) and start it again by tapping the app icon on the device.
 
+- Thе `google-services` plugin is added automatically. If this fails, you can try adding it manually:
+- - Navigate to the project `platforms/android/` folder and locate the application-level `build.gradle` file
+- - Add the `google-services` plugin to the list of other dependencies in your app's `build.gradle` file
+	```Groovy
+	dependencies {
+		// ...
+		classpath "com.google.gms:google-services:3.0.0"
+		// ...
+	}
+	```
+- - Add the following line be at the bottom of your `build.gradle` file to enable the Gradle plugin
+	```Groovy
+	apply plugin: 'com.google.gms.google-services'
+	```
+
 - Ensure that the AndroidManifest.xml located at platforms/android/build/... (**do not add it in your "App_Resources/Android/AndroidManifest.xml" file**) contains the following snippets for registering the GCM listener:
     ```XML
     <activity android:name="com.telerik.pushplugin.PushHandlerActivity"/>
@@ -451,31 +466,13 @@ In case the application doesn't work as expected. Here are some things you can v
 
 The `nativescript-push-notifications` module for Android relies on the Firebase Cloud Messaging (FCM) SDK. In the steps below you will be guided to complete a few additional steps to prepare your Android app to receive push notifications from FCM.
 
-1. Add the FCM SDK
-
-> Thе `google-services` plugin is added automatically. If this fails, you can try adding it manually:
-
-- Navigate to the project `platforms/android/` folder and locate the application-level `build.gradle` file
-- Add the `google-services` plugin to the list of other dependencies in your app's `build.gradle` file
-    ```Groovy
-    dependencies {
-        // ...
-        classpath "com.google.gms:google-services:3.0.0"
-        // ...
-    }
-    ```
-- Add the following line be at the bottom of your `build.gradle` file to enable the Gradle plugin
-    ```Groovy
-    apply plugin: 'com.google.gms.google-services'
-    ```
-
 1. Add the `google-services.json` file
 
     To use FCM, you need this file. It contains configurations and credentials for your Firebase project. To obtain this follow the instructions for adding Firebase to your project from the official [documentation](https://firebase.google.com/docs/android/setup). Scroll down to the **Manually add Firebase** section.
 
     Place the file in your app's `App_Resources/Android` folder
 
-1. Obtain the FCM Server Key (optional)
+2. Obtain the FCM Server Key (optional)
 
     This key is required to be able to send programmatically push notifications to your app. You can obtain this key from your Firebase project.
 

demo/app/app.ts

@@ -15,20 +15,23 @@ app.on(app.resumeEvent, function(args) {
         const act = args.android;
         const intent = act.getIntent();
         const extras = intent.getExtras();
+        console.log("Resuming activity");
         if (extras) {
             console.log("If your notification has data (key: value) pairs, they will be listed here:");
             const keys = extras.keySet();
             const iterator = keys.iterator();
             while (iterator.hasNext()) {
                 const key = iterator.next();
                 console.log(key + ": " + extras.get(key).toString());
+                // clear the used keys in order to avoid getting them back
+                // when manually switching the application between background and foreground
+                intent.removeExtra(key);
             }
         }
     }
 });
 
 app.start({ moduleName: 'main-page' });
-
 /*
 Do not place any code after the application has been started as it will not
 be executed on iOS.