ramonrabello

android {
    // defaultConfig goes here
    buildTypes {
        debug {
            buildConfigField "String", 'BASE_URL', "https://dev-api.yourbackend.com"
        }
        staging {
            buildConfigField "String", 'BASE_URL', "https://stg-api.yourbackend.com"
        }
        release {

ramonrabello

apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply plugin: 'kotlin-android-extensions'

dependencies {
    // other dependencies
    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
}

ramonrabello

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    ext.kotlin_version = '1.2.20'

    repositories {
        google()
        jcenter()
    }
    dependencies {

ramonrabello

peopleRepository.loadPeopleAsync().enqueue(object: Callback<PeopleResponse> {
            override fun onFailure(call: Call<PeopleResponse>, t: Throwable) { }
            override fun onResponse(call: Call<PeopleResponse>, response: Response<PeopleResponse>) {
                if (response.isSuccessful) {
                    val result = response.body()?.results
                    result?.let { characters ->
                        characters.forEach { character ->
                            peopleRepository.loadPerson(character.url).enqueue(object: Callback<PersonResponse>{
                                override fun onFailure(call: Call<PersonResponse>, t: Throwable) {}
                                override fun onResponse(call: Call<PersonResponse>, response: Response<PersonResponse>) {

ramonrabello

tmdbApi.loadPeople()
       .map { movie -> movie.urls }
       .map { url -> tmdbApi.movieDetails(url) } 
       .subscribeOn(Schedulers.io())
       .observeOn(AndroidSchedulers.mainThread())
       .subscribe(onSuccess = { details -> view. showMovieDetails(details) }, 
                  onError = { view. showErrorMessage() })

ramonrabello

 
// declaring views
@BindView(R.id.description) TextView description;
@BindView(R.id.signInButton) Button signInButton;
@BindView(R.id.cancelButton) Button cancelButton;

// onCreate()
ButterKnife.bind(this)

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public class MainActivity extends Activity {
  
  private TextView description;
  private Button signInButton;
  private Button cancelButton;

  // onCreate()
  description = (TextView) findViewById(R.id.description);
  signInButton = (Button) findViewById(R.id.signInButton);
  cancelButton = (Button) findViewById(R.id.cancelButton);

ramonrabello

android {
    // ...
    viewBinding.enabled = true
    // ...
}

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class MainActivity : AppCompatActivity() {

    private lateinit var binding: ActivityMainBinding

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        binding = ActivityMainBinding.inflate(LayoutInflater.from(this))
        setContentView(binding.root)
        binding.bindUserButton.setOnClickListener {
            viewModel.onBindUserButtonClicked(

ramonrabello

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <!-- region Guidelines -->
    <androidx.constraintlayout.widget.Guideline