searchi

Project Url: benny-jon/searchi
Introduction: Demo of PagedListAdapter, PageKeyedDataSource, LiveData, ViewModel in Kotlin
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A simple demo app to test out the new Paging Library released by Google as part of the Architectural Components. The app consist of a simple List of infinite amount images displayed in 3 columns, which are loaded base on a search query to the Flickr API.

Screenshot

Running Instrutions

Before running the app, please remember to add your Flick API KEY to the file FlickrApi inside the method getFlickApiKey (Link to File). To get a Flickr API Key follow the instructions of this link.

/**
 * Returns the API KEY used for authentication with the Flickr API.
 */
fun getFlickApiKey() : String {
    return "PASTE_YOUR_FLICKR_API_KEY_HERE"
}

Implementation Details

  • Written 100% in Kotlin.
  • Uses Dagger for dependency injection.
  • Uses Retrofit for networking with RxJava Adapter and Gson Converter.
  • Uses Picasso for image loading and caching.
  • Uses LiveData of a PagedList.
  • Uses DataFactory and DataSource of type PageKeyedDataSource.
  • Handles screen rotations by persisting the data with a ViewModel and onSaveInstanceState.

Architecture

References

License

 Copyright 2018 Benny Jon

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

     http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
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