Studio, the plugin (and the rest of the Gradle system) can run independent ofĪndroid Studio and be updated separately. Although the Android plugin is typically updated in lock-step with Android Plugin adds several features that are specific to building AndroidĪpps. The Android Studio build system is based on Gradle, and the Android Gradle Important: For a detailed log of Android Gradle plugin API deprecations and The JCenter repository became read-only on March 31st, 2021. app/src/main/java/com/example/messengerapp/LoginActivity.kt import android. Next, open the LoginActivity.Kt file and paste this: // File. This layout contains an input field to take the username and a button to make a login request. app/src/main/res/layout/activity_login.xml Open the already created LoginActivity layout file activity_login.xml file and paste this: // File. The next feature we will implement is login. It provides us with an instance for Retrofit that we will reference in more than one class.įinally, to request for the internet access permission update the AndroidManifest.xml file like so: // File. This class contains a class variable called retrofit. index.js var express = require ( 'express' ) var bodyParser = require ( 'body-parser' ) const mongoose = require ( 'mongoose' ) var Pusher = require ( 'pusher' ) var app = express ( ) Īpp. Next, create a new index.js file inside the project directory and paste the following code: // File. To start, create a new project directory: $ mkdir backend -server You can install it following the instructions here. Node.js and NPM (Node Package Manager) installed on your machine.Basic knowledge of Android development and the Android Studio IDE.You can check here for the latest stable version. Android Studio installed on your machine.To follow along you need the following requirements: In this article, we will be building a messenger app with online presence using Pusher Channels, Kotlin and Node.js.
It is essential because your users will like to know when their friends are online and are more likely to respond to their messages. When building a chat application, it is essential to have an online presence feature. Some familiarity with Android development is required.
You will need Android Studio 3+, Node, npm and MongoDB installed on your machine.
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