flutter_webview_plugin/android/build.gradle

group 'com.flutter_webview_plugin'
version '1.0-SNAPSHOT'

def ANDROIDX_WARNING = "flutterPluginsAndroidXWarning";
gradle.buildFinished { buildResult ->
    if (buildResult.failure && !rootProject.ext.has(ANDROIDX_WARNING)) {
        println '         *********************************************************'
        println 'WARNING: This version of flutter_webview_plugin will break your Android build if it or its dependencies aren\'t compatible with AndroidX.'
        println '         See https://goo.gl/CP92wY for more information on the problem and how to fix it.'
        println '         This warning prints for all Android build failures. The real root cause of the error may be unrelated.'
        println '         *********************************************************'
        rootProject.ext.set(ANDROIDX_WARNING, true);
    }
}

buildscript {
    repositories {
        google()
        jcenter()
    }

    dependencies {
        classpath 'com.android.tools.build:gradle:3.3.2'
    }
}

allprojects {
    repositories {
        jcenter()
        google()
    }
}

apply plugin: 'com.android.library'

android {
    compileSdkVersion 28

    defaultConfig {
        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
        // NOTE(jeffmikels): When targetSdkVersion or minSdkVersion is not set or < 4, gradle adds 
        // additional scary permissions such as WRITE_EXTERNAL_STORAGE and READ_PHONE_STATE.
        minSdkVersion 16
    }
    lintOptions {
        disable 'InvalidPackage'
    }
}
dependencies {
    implementation group: 'androidx.appcompat', name: 'appcompat', version: '1.0.0'
}