Day 1: Introduction to Scalable Android Architecture

Session 1: Understanding the Need for Scalable Architecture

• Challenges in traditional Android development.
• Importance of maintainability and testability.
• Introduction to MVVM and Clean Architecture.

Session 2: Overview of MVVM Architecture

• Understanding the Model, View, and ViewModel components.
• Benefits of using MVVM over MVP and MVC.
• Setting up MVVM in an Android project.

Session 3: Implementing ViewModel and LiveData

• Managing UI state with ViewModel.
• Using LiveData for reactive UI updates.
• Best practices for ViewModel lifecycle management.

Day 2: Implementing Clean Architecture in Android

Session 1: Introduction to Clean Architecture Principles

• Understanding Uncle Bob’s Clean Architecture.
• Separating concerns into Presentation, Domain, and Data layers.
• Benefits of using Clean Architecture in Android apps.

Session 2: Implementing Use Cases and Repositories

• Creating Use Cases for business logic separation.
• Implementing Repository pattern for data management.
• Working with multiple data sources (API, Database, Cache).

Session 3: Dependency Injection in Android with Hilt

• Understanding Dependency Injection (DI) and its benefits.
• Setting up Hilt for dependency injection.
• Injecting dependencies into ViewModel, Repository, and Use Cases.

Day 3: Modularizing Android Applications

Session 1: Understanding Modular Architecture

• What is modularization in Android development?
• Benefits of splitting the app into feature-based modules.
• Setting up a multi-module project in Android Studio.

Session 2: Implementing Modularization in an MVVM-Based App

• Creating separate modules for UI, Data, and Domain layers.
• Using Gradle dependencies to manage modules efficiently.
• Handling communication between modules.

Session 3: Jetpack Components and State Management

• Using Jetpack components (ViewModel, LiveData, Navigation, WorkManager, Room).
• Implementing StateFlow and SharedFlow for managing UI state.
• Handling configuration changes and UI persistence.

Day 4: Advanced Architecture and Best Practices

Session 1: Managing Background Tasks and Network Calls

• Using Coroutines and Flow for asynchronous operations.
• Best practices for network calls with Retrofit and Paging.
• Implementing WorkManager for background tasks.

Session 2: Error Handling and Code Optimization

• Handling exceptions and API failures gracefully.
• Logging and debugging architecture-related issues.
• Improving code readability and scalability.

Session 3: Unit Testing and Test-Driven Development (TDD)

• Writing unit tests for ViewModel and Use Cases.
• Using Mockito and JUnit for dependency testing.
• Implementing UI tests with Espresso.

Day 5: Hands-On Project and Final Review

Session 1: Building a Scalable Android Application

• Applying MVVM, Clean Architecture, and Modularization.
• Implementing dependency injection with Hilt.
• Handling networking, database storage, and UI state management.

Session 2: Debugging, Optimization, and Best Practices

• Identifying and fixing common architectural issues.
• Optimizing app performance and memory management.
• Refactoring code for long-term maintainability.

Session 3: Final Review and Q&A

• Reviewing key takeaways from the course.
• Discussing real-world challenges and solutions.
• Open Q&A and feedback session.