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kotlin-mvvm

Languages: English, Spanish

MVVM(Model View ViewModel) sample in Kotlin using the components ViewModel, LiveData, the libraries Retrofit, Glide and Mockito for testing.

MVVM Pattern (Model View ViewModel)

Demo

Architecture

Flow

Screenshots

Slides

Android MVVM https://docs.google.com/presentation/d/1nTwtU8OWYs_8Q3i_3hOPAWodDpDKzO--uA-4b6LUr8g/edit?usp=sharing

Android MVVM Clean https://docs.google.com/presentation/d/1luTzvqGaMjVycEx109-AjYIj3FIpXYAt3Mnu-gjqxtc/edit?usp=sharing

Updates [October 2021]

• Added jetpack compose. branch compose

• Added rxjava library. branch rx-kotlin

• Add navigation component library. branch navigation-component

• Added viewbinding support and kotlin extensions were removed. branch viewbinding

• Added dependency injection with Hilt, included android tests branch hilt

• Added unit tests with Flow branch flow

• Added kotlin Flow and fragment ktx branch flow

• Room branch room

• Added View Binding branch viewbinding

• Dependencies versions were updated and ViewModelProviders class was removed (deprecated). all branches

• Added Coroutines with retrofit and sealed classes to replace callbacks. Included testing with Coroutines. branch coroutines

• Added Koin, dependency injection framework written in Kotlin. Included integration with Mockito for testing (11th Oct) branch koin

• Added Unit Testing with Mockito (27th May) Link

• Fix load images android P by Carlos Ugaz carlosgub Link

Dependencies

• Retrofit 2 version: '2.3.0'
• OkHttp 3 version: '3.4.1'
• Glide version: '4.9.0'
• AndroidX version: '1.2.0'
• Arch Lifecycle version: '2.2.0'
• Mockito version: '2.27.0'
• Arch Testing version: '2.1.0'

References

• ViewModel https://developer.android.com/topic/libraries/architecture/viewmodel
• LiveData https://developer.android.com/topic/libraries/architecture/livedata
• Android Architecture Blueprints https://github.com/googlesamples/android-architecture
• Android Jetpack: ViewModel https://www.youtube.com/watch?v=5qlIPTDE274
• Mockito : https://site.mockito.org/
• Unit Testing + Mockito + Kotlin + Architecture components https://medium.com/@marco_cattaneo/unit-testing-with-mockito-on-kotlin-android-project-with-architecture-components-2059eb637912
• Junit + LiveData https://jeroenmols.com/blog/2019/01/17/livedatajunit5/

Contributing and reporting issues

If you want to contribute in this repository, please send me a pull request or if you want to report some issues please send at https://github.com/emedinaa/kotlin-mvvm/issues

I appreciate any question or comment. Also, if you consider it useful, you can give me a star ⭐ ⭐ ⭐.