build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
  ext.kotlin_version = '1.4.10'
  repositories {
    jcenter()
    // for the new android gradle plugin
    google()
  }
  dependencies {
    classpath 'com.android.tools.build:gradle:4.1.1'
    classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
  }
}

project.ext.preDexLibs = !project.hasProperty('disablePreDex')

ext {
  sourceCompatibilityVersion = JavaVersion.VERSION_1_8
  targetCompatibilityVersion = JavaVersion.VERSION_1_8
}

subprojects {
  project.plugins.whenPluginAdded { plugin ->
    if ("com.android.build.gradle.AppPlugin" == plugin.class.name) {
      project.android.dexOptions.preDexLibraries = rootProject.ext.preDexLibs
    } else if ("com.android.build.gradle.LibraryPlugin" == plugin.class.name) {
      project.android.dexOptions.preDexLibraries = rootProject.ext.preDexLibs
    }
  }
}