/Imagine

An simple image gallery app utilizing Unsplash API to showcase modern Android development architecture (MVVM + Kotlin + Retrofit2 + Hilt + Coroutines + Kotlin Flow + mockK + Espresso + Junit)

Primary LanguageKotlinApache License 2.0Apache-2.0

Imagine App

An simple image gallery app utilizing Unsplash API.

Tests codecov

Built with ❤︎ by Wajahat Karim and contributors



Features

  • Popular photos with pagination support
  • Quickly explore top categories like Cars, Mountains, Animals, Interior etc.
  • Search query with pagination support
  • Comes in both light and dark mode.

Architecture

  • Built with Modern Android Development practices
  • Utilized Usecase, Repository pattern for data
  • Includes unit tests for Use cases, Repository, ViewModels, API Service response.

📱 Download Demo on Android

Download the APK file from here on your Android phone and enjoy the Demo App :)

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.
  • Dependency Injection
    • Hilt - Easier way to incorporate Dagger DI into Android apps. This is in the main branch.
    • Dagger2 - Standard library to incorporate Dagger dependency injection into an Android application. This is in a separate dagger branch.
  • Retrofit - A type-safe HTTP client for Android and Java.
  • Material Components for Android - Modular and customizable Material Design UI components for Android.
  • Gradle Kotlin DSL - For writing Gradle build scripts using Kotlin.
  • MockK - For Mocking and Unit Testing

👨 Developed By

Wajahat Karim

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