react-native-webview/android/build.gradle

buildscript {
    ext.kotlin_version = '1.2.71'
    repositories {
        google()
        jcenter()
        maven {
            url 'https://maven.fabric.io/public'
        }
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.2.1'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
    }
}

apply plugin: 'com.android.library'
apply plugin: 'kotlin-android'


def DEFAULT_COMPILE_SDK_VERSION = 27
def DEFAULT_BUILD_TOOLS_VERSION = "28.0.3"
def DEFAULT_TARGET_SDK_VERSION = 27

android {
    compileSdkVersion rootProject.hasProperty('compileSdkVersion') ? rootProject.compileSdkVersion : DEFAULT_COMPILE_SDK_VERSION
    buildToolsVersion rootProject.hasProperty('buildToolsVersion') ? rootProject.buildToolsVersion : DEFAULT_BUILD_TOOLS_VERSION
    defaultConfig {
        minSdkVersion 16
        targetSdkVersion rootProject.hasProperty('targetSdkVersion') ? rootProject.targetSdkVersion : DEFAULT_TARGET_SDK_VERSION
        versionCode 1
        versionName "1.0"
    }
    buildTypes {
        release {
            minifyEnabled false
        }
    }
    productFlavors {
    }
    lintOptions {
        disable 'GradleCompatible'
    }
    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
    }
}

repositories {
    mavenCentral()
    maven {
        url 'https://maven.google.com/'
        name 'Google'
    }

    // Stolen from react-native-firebase, thanks dudes!
    def found = false
    def parentDir = rootProject.projectDir
    def reactNativeAndroidName = 'React Native (Node Modules)'

    1.upto(4, {
        if (found) return true
        parentDir = parentDir.parentFile
        def reactNativeAndroid = new File(
                parentDir,
                'node_modules/react-native/android'
        )

        if (reactNativeAndroid.exists()) {
            maven {
                url reactNativeAndroid.toString()
                name reactNativeAndroidName
            }

            println "${project.name}: using React Native sources from ${reactNativeAndroid.toString()}"
            found = true
        }
    })

    if (!found) {
        throw new GradleException(
                "${project.name}: unable to locate React Native Android sources, " +
                        "ensure you have you installed React Native as a dependency and try again."
        )
    }
}

dependencies {
    implementation 'com.facebook.react:react-native:+'
    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
}