build.gradle

def safeExtGet(prop, fallback) {
    rootProject.ext.has(prop) ? rootProject.ext.get(prop) : fallback
}

buildscript {
    repositories {
        google()
        jcenter()
    }

    dependencies {
        classpath("com.android.tools.build:gradle:3.5.1")
    }
}

apply plugin: 'com.android.library'

android {

    compileSdkVersion safeExtGet('compileSdkVersion', 29)
    buildToolsVersion safeExtGet('buildToolsVersion', '29.0.2')

    defaultConfig {
        minSdkVersion safeExtGet('minSdkVersion', 21)
        targetSdkVersion safeExtGet('targetSdkVersion', 29)
        versionCode 1
        versionName "0.2.0"
    }

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

    // needed for https://github.com/square/okio/issues/58
    lintOptions {
        abortOnError false
        warning 'InvalidPackage'
    }
}

repositories {
    google()
    jcenter()
}

dependencies {
    implementation 'com.facebook.react:react-native:+'
}