Weather App

It is an Android weather forecast application which provides the ability to have a quick overview of the current weather conditions for a selected city or region as well as user is able to select and see the weather for one of the next 5 days. User is a able to search for worldwide cities and store them as favorites.

Remote datasources, used to collect weather condition details and search for cities, are the APIs provide by World Weather Online.

To summarize, this app gives the user the ability to:

• search for cities and store them locally using Android Room
• see a quick overview of the weather forecast for a particular day, including the next 5 days.
• after selecting either the current day or one of the next 5 days, user can have an in detail look over this day's weather forecast. This happens in two ways:
  • a quick summary of the current weather forecast or
  • a detailed overview of the forecast per hour and the details for the selected using a BottomSheet dialog.
• user can see also the forecast for his current location, in case he grants the location permission to the app.
• It is not mandatory when user is searching for a city to store this city locally Note:To achieve this user must not click on the add button provided in the suggestion box, rather clicking in the center of the item.

Next Features

• Provide a periodic task for fetching weather forecast after a certain time interval or when device's location has changed.
• Provide Settings/Preferences screen to customize the next days weather forecast etc.
• Use a map mapsforge/vtm to show saved cities. Enable to click on a map and fetching the forecast for this point.

Archicteture

This app is build using a MVVM architecture. The guide Guide to app architecture found here is a great source for reading and understanding how to design clean as well as the Android samples provided here are a great tool

Libraries used/topics covered during the development of this app

• MVVM architecture: Best practices and recommended architecture for building robust high quality apps.
• Layouts: Designed custom Layouts using ConstraintLayout
• DataBinding: Provides us the ability to write the code used to fill UI elements in the xml layout files
• Binding adapters: Are responsible for making the appropriate framework calls to set values
• ViewModel: This class is designed to store and manage UI-related data in a lifecycle conscious way.
• LiveData: An observable, lifecycle-aware data holder class.
• Navigation: Android Jetpack's Navigation component for consistent and predictable user experience.
• Room database: Persistence library that provides an abstraction layer over SQLite.
• Retrofit: A robust HTTP client to manage network requests.
• WorkManager: API to schedule deferrable, asynchronous tasks that are expected to run even if the app is closed. Dependency Injection: Using Android Hilt library to implement dependency injection pattern.
• DayNight Theme: Support dark theme for Android 10 (API level 29) and higher.
• Glide: Is a framework for make image loading very fast and simple. Api provided url for the weather icons
• Timber a logger library build on top of Android Log.