build.gradle

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

def DEFAULT_COMPILE_SDK_VERSION = 28
def DEFAULT_BUILD_TOOLS_VERSION = "28.0.3"
def DEFAULT_MIN_SDK_VERSION = 21
def DEFAULT_TARGET_SDK_VERSION = 28


apply plugin: 'com.android.library'


android {
    compileSdkVersion safeExtGet('compileSdkVersion', DEFAULT_COMPILE_SDK_VERSION)
    buildToolsVersion safeExtGet('buildToolsVersion', DEFAULT_BUILD_TOOLS_VERSION)

    defaultConfig {
        minSdkVersion safeExtGet('minSdkVersion', DEFAULT_MIN_SDK_VERSION)
        targetSdkVersion safeExtGet('targetSdkVersion', DEFAULT_TARGET_SDK_VERSION)
    }
    lintOptions {
        abortOnError false
    }
    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
    }
}

dependencies {
    def pdfViewerVersion = safeExtGet('pdfViewer', "2.8.2")

    //noinspection GradleDynamicVersion
    implementation "com.facebook.react:react-native:+"
    implementation "com.github.barteksc:android-pdf-viewer:$pdfViewerVersion"
}