Rocket.Chat.ReactNative/android/build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
    ext {
        buildToolsVersion = "28.0.3"
        minSdkVersion = 21
        compileSdkVersion = 28
        targetSdkVersion = 28
        glideVersion = "4.9.0"
        // googlePlayServicesVersion = "17.0.0"
        // supportLibVersion = "1.0.2"
        // mediaCompatVersion = '1.0.1'
        // supportV4Version = '1.0.0'
    }
    repositories {
        mavenLocal()
        google()
        jcenter()
        maven {
            url 'https://maven.fabric.io/public'
        }
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.4.1'
        classpath 'com.google.gms:google-services:4.2.0'
        classpath 'io.fabric.tools:gradle:1.28.1'
        classpath 'com.google.firebase:perf-plugin:1.2.1'
        classpath 'com.bugsnag:bugsnag-android-gradle-plugin:4.+'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        mavenLocal()
        maven {
            // All of React Native (JS, Obj-C sources, Android binaries) is installed from npm
            url("$rootDir/../node_modules/react-native/android")
        }
        maven {
            // Android JSC is installed from npm
            url("$rootDir/../node_modules/jsc-android/dist")
        }

        google()
        jcenter()

        maven { url 'https://maven.google.com' }
        maven { url "https://jitpack.io" }
    }
}

// subprojects { subproject ->
//     afterEvaluate {
//         if ((subproject.plugins.hasPlugin('android') || subproject.plugins.hasPlugin('android-library'))) {
//             android {
//                 compileSdkVersion 28
//                 buildToolsVersion "28.0.3"
//                 defaultConfig {
//                     targetSdkVersion 28
//                 }
//             }
//         }
//     }
// }