Yashgugaliya / TodoApp

TodoApp MVVM Architecture App written in Kotlin.(ViewModel, ROOM, Livedata, Coroutines)

TodoApp 📃

TodoApp is a sample Todo Android application 📱 built to demonstrate use of Modern Android development tools. Dedicated to all Android Developers with ❤️.

You can Install and test latest TodoApp from below 👇

About

It simply stores ToDo list data in persistence storage (i.e. SQLite Database).

• This makes it offline capable 😃.
• Clean and Simple Material UI.
• It supports dark theme too 🌗.

Dummy API is used in this app. JSON response is statically hosted here.

Built With 🛠

• Kotlin - First class and official programming language for Android development.
• Coroutines - For asynchronous and more..
• Flow - A cold asynchronous data stream that sequentially emits values and completes normally or with an exception.
• Android Architecture Components - Collection of libraries that help you design robust, testable, and maintainable apps.
  • LiveData - Data objects that notify views when the underlying database changes.
  • ViewModel - Stores UI-related data that isn't destroyed on UI changes.
  • ViewBinding - Generates a binding class for each XML layout file present in that module and allows you to more easily write code that interacts with views.
  • Room - SQLite object mapping library.
• Retrofit - A type-safe HTTP client for Android and Java.
• Material Components for Android - Modular and customizable Material Design UI components for Android.

Package Structure

com.example.todoapp     # Root Package

├── data                # For data handling.
│   ├── helper          # Helper class     
│   └── local           # Local Persistence Database. Room (SQLite) database
|
├── model               # Model classes
├── repository          # Single source of data.           
|
├── ui                  # Activity/View layer
│   └── fragments       # Fragments layer
|  
├── utils               # Utility Classes / Kotlin extensions  
└── viewmodel           # ViewHolder for RecyclerView

Architecture

This app uses MVVM (Model View View-Model) architecture.