Template Android application.

In app/app/build.gradle:

• Update the value android.defaultConfig.applicationId

In app/src/main/AndroidManifest.xml:

• Refactor the package (use Smart Rename)
• Remove permissions which are not required

In app/src/main/res/values/strings.xml:

• Set the application name

In app/src/main/java/com/APPNAME/application/SplashActivity.java:

• Set the next activity after the Splash screen

Replace app/src/main/res/logo.xml with your application logo.

Add a new application launcher icon.

In app/src/debug/res/values/google_maps_api.xml:

• Change the Google Maps key to an updated one

In app/src/main/java/com/APPNAME/application/MapsActivity.java:

• Modify the Google Maps start location and zoom

In app/src/main/res/raw/google_maps_styling.json:

• Modify the Google Maps styling file as per your preference

In app/src/main/res/font/:

• Add the .ttf files for your preferred fonts

In app/src/main/res/values/styles.xml:

• Configure PrimaryFont and PrimaryFontBold to use the new fonts

In app/src/main/res/values/colors.xml:

• Change the colors to the preferred style

In app/src/main/java/com/APPNAME/application/NfcScanActivity.java:

• Implement an action and error handling upon reading a new NFC tag (see processError() and processData())

In app/src/main/res/layout/activity_scan.xml:

• Customize the layout and content

Copy and modify the sample payload callback function in app/src/main/java/com/APPNAME/application/NearbyConnections.java to execute an action upon receiving data.

Call the public functions of the class to initialize and advertise/discover other devices.

Add methods to create operations which interact with the other devices.

In app/src/main/java/com/APPNAME/application/RepeatingService.java:

• Set the interval of recurrence
• Set a task to be repeatedly executed

Start the service in an Activity:

startService(new Intent(this, RepeatingService.class));

In app/src/main/res/xml/root_preferences.xml:

• Change the preferences to the appropriate values and types
• Access the preferences using the SettingsManager.java class

Install Android Studio.

Generate a Google Maps SDK API key (step 1).

In the file app/src/debug/res/values/google_maps_api.xml, replace the value of the placeholder key with your API key.

Build and run the Android application on a physical or virtual device.

Create a new file in the root directory to hold the secure keystore details:

cp keystore.properties.template keystore.properties

This file will be ignored by Git. Set your keystore information in this file.

Under Build, click Select Build Variant.

In the Build Variants view which appears, change the Active Build Variant from debug to release.

Build the application normally to your phone. The keystore credentials will be verified and applied.

Under Build, click Generate Signed Bundle / APK.

Follow the instructions, inputting your keystore path and credentials, to create a signed app which can be uploaded to the app store.