scratchjr/android/ScratchJr/app/build.gradle

apply plugin: 'com.android.application'
apply plugin: 'com.google.gms.google-services'

android {
    compileSdkVersion 23
    buildToolsVersion "21.1.2"

    defaultConfig {
        applicationId "org.scratchjr.android"
    }

    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }

    productFlavors {
        free {
            applicationId "org.scratchjr.androidfree"
            minSdkVersion 17
            targetSdkVersion 23
            versionCode 20
            versionName "1.1"
        }
    }
}

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    compile 'com.android.support:appcompat-v7:23.1.1'
    compile 'com.google.android.gms:play-services-analytics:8.3.0'
}

def appModuleRootFolder = '.'
def srcDir = 'src'
def googleServicesJson = 'google-services.json'
def commonHome = '../../..'
def html5Assets = 'src/main/assets/HTML5'

task switchToFree(type: Copy) {
    def buildType = 'free'
    from "${commonHome}/editions/${buildType}/src"
    into html5Assets
}

task switchToFreeGA(type: Copy) {
    def buildType = 'free'
    from "${commonHome}/editions/${buildType}/android-resources"
    include "$googleServicesJson"
    into "$appModuleRootFolder"
}

class GenerateScratchJrPNGsTask extends DefaultTask {
    File commonHome = project.file("../../..")
    File binDir = project.file("${commonHome}/bin")

    @OutputDirectory
    File generatedAssets = project.file("src/main/assets")
    File generatedHtml5Assets = project.file("${generatedAssets}/HTML5")
    File pngLibrary = project.file("${generatedHtml5Assets}/pnglibrary")
    File svgLibrary = project.file("${generatedHtml5Assets}/svglibrary")

    @TaskAction
    def go() {
        pngLibrary.mkdirs()
        ant.exec(executable: "${binDir}/convert-svg-to-png.py",
            failOnError: true)
        {
            arg(value: "-i ${svgLibrary}/")
            arg(value: "-o ${pngLibrary}/")
        }
    }
}
class CleanScratchJrResourcesTask extends DefaultTask {
    File generatedAssets = project.file('src/main/assets')

    @TaskAction
    def go() {
        generatedAssets.deleteDir()
    }
}

task generateScratchJrPNGs(type: GenerateScratchJrPNGsTask)
task cleanScratchJrResources(type: CleanScratchJrResourcesTask)

afterEvaluate {
    processFreeDebugGoogleServices.dependsOn switchToFreeGA
    processFreeReleaseGoogleServices.dependsOn switchToFreeGA
    prepareFreeDebugDependencies.dependsOn switchToFree
    prepareFreeReleaseDependencies.dependsOn switchToFree

    generateFreeReleaseResources.dependsOn generateScratchJrPNGs
    generateFreeDebugResources.dependsOn generateScratchJrPNGs
    generateScratchJrPNGs.mustRunAfter switchToFree
}

clean.dependsOn('cleanScratchJrResources')