Android Compose Essentials - Build Android Apps Like A Pro

Learn Kotlin and Compose, SQLite with Room, DI with Hilt, Networking with Retrofit and Modern Architecture Principles

What you'll learn

Learn the basics of Kotlin Language and Object Oriented Programming concepts

Learn asynchronous coding with Kotlin Coroutines and Flow

Learn how to build native Android Application from scratch

Learn how to build reactive and declarative user interfaces using Jetpack Compose Library

Learn Modern Android App Architecture with MVVM

Learn best practices like Separation of Concern, Single Source of Truth (SSOT), Drive UI from Models, Dependency Injection

Requirements

No experience on App Development (Android or iOS) is required.

Basic knowledge on any Object Oriented Programming based language like C++, Java, C# or Python is required.

Description

Unlock the power of Android Jetpack Compose and Kotlin to build modern, efficient, and beautiful UI applications. This comprehensive course is designed to guide you through the essentials of Jetpack Compose, from the fundamentals of Kotlin to advanced state management, concurrency, and networking.Whether you're a beginner or an intermediate developer, this course is structured to provide a solid foundation and hands-on experience with Jetpack Compose.What You Will Learn:Kotlin Fundamentals:Master the basics of Kotlin, including loops, functions, and object-oriented programming (OOP) concepts.Understand special Kotlin classes like data classes, sealed classes, and more to leverage Kotlin’s full potential.Android Project Setup & Jetpack Compose Basics:Learn Android project structures and how to set up development tools and SDKs.Dive into Jetpack Compose fundamentals, exploring Composable functions, Preview Composables, text, and image Composables.Layout in Jetpack Compose:Explore Layout Composables like Column, Row, Box, LazyColumn, Modifier, Scaffold, and AppBar.Work on hands-on tasks to design UI components like a profile page and master the Weight Modifier for responsive layouts.State Management & Lifecycle:Grasp the key concepts of State in Compose, MutableState, and the Remember function.Master state hoisting, ViewModels, and Activity lifecycle management while adhering to best practices like Separation of Concern and Single Source of Truth (SSOT).Concurrency with Kotlin:Dive into Kotlin Coroutines and learn to manage concurrency with suspend functions, async/await, launch, and parallel decomposition techniques.Networking & Dependency Injection:Build seamless networking integrations using Retrofit, manage device location, and enhance app architecture with Dependency Injection using Hilt and the Repository pattern.Persistence & Navigation:Master the Room Persistence Library to implement database CRUD operations and complex JOIN queries.Learn to navigate between destinations using Compose Navigation, argument passing, and SavedStateHandle.By the end of this course, you'll be equipped with the skills to build modern Android applications using Jetpack Compose and Kotlin, applying best practices in app architecture, state management, and efficient UI design. Whether you're looking to build production-ready apps or enhance your current projects, this course will set you up for success.Enroll now and start building beautiful Android apps with Jetpack Compose!

Overview

Section 1: Welcome to the course

Lecture 1 Welcome!

Lecture 2 How to take this course

Section 2: Kotlin Programming Language

Lecture 3 Section overview - What you will learn

Lecture 4 Hello World-Our first Kotlin Program

Lecture 5 Kotlin Variables

Lecture 6 More Kotlin Data Types

Lecture 7 String interpolation

Lecture 8 Kotlin Operators

Lecture 9 Conditional Statement - If Else

Lecture 10 If Else Expression in Kotlin

Lecture 11 Excercise-Find the weather condition

Lecture 12 Range is Awesome

Lecture 13 When is better than if-else-if

Lecture 14 Kotlin Loops

Lecture 15 Collection - Immutable List

Lecture 16 Collection - Mutable List

Lecture 17 Collection - Map

Lecture 18 Declare a Function with Parameters

Lecture 19 Function with Optional Parameters

Lecture 20 Lambda Expression - A function without a name

Lecture 21 Real implementation of Lambda

Lecture 22 Null Safety in Kotlin

Lecture 23 Create a Class and Object

Lecture 24 Primary Constructor and init block

Lecture 25 Validate primary constructor argument

Lecture 26 Handle exception with try-catch

Lecture 27 The toString method

Lecture 28 The equals method

Lecture 29 Date class takes care of everything

Lecture 30 Inheritance in Kotlin

Lecture 31 Necessity of Method Overriding

Lecture 32 Abstract Class and Method

Lecture 33 Interface in Kotlin

Lecture 34 Object and Companion Object

Section 3: Welcome to Android

Lecture 35 Install Jetbrains Toolbox

Lecture 36 Install Android Studio and SDK

Lecture 37 Install Virtual Device and SDK Tools

Lecture 38 Create your first Android Project

Lecture 39 Run our first app on Emulator

Lecture 40 Bug fixed with a RESTART

Lecture 41 Overview of the starter project

Lecture 42 What is a Composable Function

Lecture 43 The Preview Composable Function

Lecture 44 Create our own Composable

Lecture 45 Change Text size and Color

Lecture 46 Show Image on Screen

Lecture 47 Resize the Image with Modifier

Section 4: Layout Composables

Lecture 48 Section Overview - What you will learn

Lecture 49 Layout Composable - Column

Lecture 50 Layout Composable - Row

Lecture 51 Layout Composable - Box

Lecture 52 First task - Build a Profile Page layout

Lecture 53 Profile Page layout solution

Lecture 54 The Weight Modifier - Make your layout responsive

Lecture 55 Exercise on weight modifier

Lecture 56 Exercise Solution on weight modifier

Lecture 57 Lazy Column - Show a person list

Lecture 58 Column vs LazyColumn

Lecture 59 What is Material Design

Lecture 60 Material Components - Scaffold Appbar and Floating Action Button

Section 5: State in Compose

Lecture 61 Section Overview - What you will learn

Lecture 62 Prepare the Counter App Project

Lecture 63 Imperative vs Declarative

Lecture 64 MutableStateOf and Remember Functions

Lecture 65 Excercise-A simple Photo Gallery App

Lecture 66 Bmi Calculator Overview

Lecture 67 Take Input using TextField composable

Lecture 68 Bmi Calculator - Reusable Text Field

Lecture 69 BMI Calculator - Use the formula

Lecture 70 BMI Calculator - Show the reference table

Lecture 71 BMI Calculator - Finalize the App

Lecture 72 Configuration Change and State Loss

Lecture 73 Activity Lifecycle

Lecture 74 Lifecycle methods in action

Lecture 75 View Model State Holder - An Introduction

Lecture 76 Create your first View Model

Lecture 77 Add ViewModel Compose Dependency

Lecture 78 Modify Counter App with ViewModel

Lecture 79 Modify BMI Calculator App with ViewModel

Lecture 80 Architecture Principle - Drive UI from Models

Lecture 81 Architecture Principle - Single Source of Truth

Lecture 82 Download Resource

Section 6: Concurrency in Kotlin

Lecture 83 Section Overview - What you will learn

Lecture 84 What is Synchronous Code

Lecture 85 The delay suspend function

Lecture 86 The runBlocking function - Block the main thread

Lecture 87 Calling multiple suspend functions

Lecture 88 Asynchronous Code - Use of launch function

Lecture 89 Async - Await pair

Lecture 90 Parallel Decomposition

Lecture 91 Timer app overview

Lecture 92 Timer app UI design

Lecture 93 Timer app - Introducing LaunchedEffect

Section 7: Project - Weather App

Lecture 94 Section Overview - Deal with the REST

Lecture 95 Download the full project

Lecture 96 Create Project and Add Dependencies

Lecture 97 Create sub packages and files

Lecture 98 Create App Background Composable

Lecture 99 Setup custom font and typography

Lecture 100 Weather APIs overview

Lecture 101 A brief introduction to RESTFul API

Lecture 102 Convert JSON to Kotlin Data class

Lecture 103 Create Weather Service API and define methods

Lecture 104 Android Architectural Layer overview

Lecture 105 Create Weather Repository

Lecture 106 Create View Model and connect the repository

Lecture 107 Create Weather UI State

Lecture 108 Bug fix - Introducing Coroutine Exception Handler

Lecture 109 Current Weather - Show location and date

Lecture 110 Type mismatch exception - Where it came from

Lecture 111 Current Weather Section - Show temperature and icon

Lecture 112 Current Weather Section - Last part

Lecture 113 Show Forecast Weather List

Lecture 114 Add Play Location Service Dependency

Lecture 115 Request Runtime Permission

Lecture 116 Run app and provide location permission

Lecture 117 Importance of monitoring Network State

Lecture 118 Create Connectivity Repository

Lecture 119 Observe Connectivity StateFlow

Lecture 120 Create ViewModel Factory

Lecture 121 What is Dependency Injection

Lecture 122 Add Hilt Dependencies to our project

Lecture 123 Inject dependency to classes

Lecture 124 Create Hilt Module and finalize app

Section 8: Project - Shopping Events

Lecture 125 Section overview - What you will learn

Lecture 126 Download the zipped project

Lecture 127 Create project and add Room dependencies

Lecture 128 Add Hilt Dependency

Lecture 129 Add Navigation Compose and Kotlin Serialization dependency

Lecture 130 Add sub packages and Application sub class

Lecture 131 Create a Reusable Appbar

Lecture 132 Create the pages

Lecture 133 Show HomePage with NavController and NavHost

Lecture 134 Define route objects and composables for each destination

Lecture 135 Navigate to a new screen

Lecture 136 Create Shopping Event and Item data classes

Lecture 137 Create AddEventViewModel and UI States

Lecture 138 Add Text Fields to AddEventPage

Lecture 139 Show Date Picker Dialog

Anyone who wants build his career on Android App development