Simple Image Gallery

An simple image gallery app utilizing Unsplash API to showcase modern Android development architecture (Compose + MVVM + Kotlin + Retrofit2 + Hilt + Coroutines + Kotlin Flow + Jetpack Paging 3)

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Go to the Releases to download the latest APK.

Screenshots

Tech stack & Open-source libraries

• Minimum SDK level 21

• 100% Kotlin based + Coroutines + Flow for asynchronous.

• Hilt (alpha) for dependency injection.

• JetPack

  • Paging 3
  • Kotlin Coroutines (https://kotlinlang.org/docs/reference/coroutines-overview.html) (Asynchronous programming)
  • Compose - A modern toolkit for building native Android UI.
  • LiveData - notify domain layer data to views.
  • Lifecycle - dispose observing data when lifecycle state changes.
  • ViewModel - UI related data holder, lifecycle aware.
  • Moshi - (https://github.com/square/moshi) (Kotlin JSON library for Android from Square)
  • Accompanist - (https://github.com/chrisbanes/accompanist/tree/master/coil) (Image Loading with coil)

• Architecture

  • MVVM Architecture (Declarative View - ViewModel - Model)
  • Repository pattern