traccar-client-android/app/build.gradle

apply plugin: 'com.android.application'

android {
    compileSdkVersion 29

    defaultConfig {
        applicationId "org.traccar.client"
        buildConfigField "boolean", "HIDDEN_APP", "false"
        minSdkVersion 16
        targetSdkVersion 29
        versionCode 57
        versionName '5.20'
    }

    lintOptions {
        checkReleaseBuilds false
    }

    flavorDimensions "default"
    productFlavors {
        regular
        google
        hidden {
            applicationId "org.traccar.client.hidden"
            buildConfigField "boolean", "HIDDEN_APP", "true"
        }
    }

    testOptions {
        unitTests {
            includeAndroidResources = true
        }
    }
}

dependencies {
    implementation 'com.google.android.material:material:1.1.0-alpha10'
    implementation 'androidx.preference:preference:1.1.0'
    testImplementation 'junit:junit:4.12'
    testImplementation 'org.robolectric:robolectric:4.1'
    googleImplementation 'com.google.firebase:firebase-core:17.2.0'
    googleImplementation 'com.crashlytics.sdk.android:crashlytics:2.10.1'
    googleImplementation "com.google.android.gms:play-services-location:17.0.0"
}

if (getGradle().getStartParameter().getTaskRequests().toString().contains("Google")) {
    apply plugin: 'com.google.gms.google-services'
    apply plugin: 'io.fabric'

    task copyJson(type: Copy) {
        from '../../traccar-shared/google-services'
        into '.'
        include 'traccar-client-android.json'
        rename('traccar-client-android.json', 'google-services.json')
    }

    afterEvaluate {
        preBuild.dependsOn copyJson
    }
}