Search News Fragment
Explore how to implement search functionality in an Android news app fragment by integrating a search widget and ViewModel to query articles. Learn about coroutine Jobs for managing asynchronous search requests, updating UI states with progress bars, and handling API responses. Understand how to add an OnScrollListener to RecyclerView for efficient pagination, loading data dynamically as users scroll through search results.
We'll cover the following...
Searching our data
We will implement an Android search widget in our fragment, allowing the user to search for articles by typing in a query. When the search is executed, the query will be sent to a function for processing, and the search will be performed.
Implementing search functionality
We’ll implement a search feature that allows users to search for specific articles by typing in the source, publishing company, or author’s name. This is done by subscribing to an observer in the ViewModel and passing the latest data as a search query to the searchNews() method within a coroutine. The searchNews() method takes in a search query as one of its arguments and uses it to request the API to perform the desired ...