Producing better named Android APKs with Gradle

apk-better-name.gradle

// http://www.jayway.com/2015/03/13/producing-better-named-android-apks-with-gradle/
android.applicationVariants.all { variant ->
    def appName
    // Check if an applicationName property is supplied; if not use the name of the parent project.
    if (project.hasProperty("applicationName")) {
        appName = applicationName
    } else {
        appName = parent.name
    }

    variant.outputs.each { output ->
        def variantVersionName = variant.versionName.replace("debug", "")
        output.outputFile = new File(output.outputFile.parent, "${appName}-${output.baseName}-${variantVersionName}-${variant.versionCode}.apk")
    }
}