Advanced .NET MAUI Training Course

1. Foundations of .NET MAUI and Cross-Platform Development

• .NET MAUI architecture and the application lifecycle
• Multi-platform project structure and the single-project architecture
• Exploring handlers, controls, layouts, and platform abstractions
• Implementing platform-specific code and conditional compilation
• Managing dependencies and utilizing NuGet packages
• Leveraging Visual Studio and the .NET CLI for development
• Building and executing applications on Android, iOS, Windows, and macOS
• Exercise: Design and configure a multi-platform .NET MAUI application

2. Advanced MVVM Techniques and Patterns

• Revisiting MVVM and the separation of concerns principle
• Implementing advanced data binding techniques
• Optimizing binding performance through compiled bindings
• Utilizing INotifyPropertyChanged and observable collections
• Handling commands, asynchronous commands, and command parameters
• Leveraging CommunityToolkit.Mvvm and source generators
• Managing ViewModels, services, and application state
• Implementing navigation and navigation-aware ViewModels
• Addressing validation and application state management
• Exercise: Develop a multi-page MVVM application featuring validation and asynchronous operations

3. Dependency Injection and Application Architecture

• Utilizing built-in .NET dependency injection
• Understanding service lifetimes: transient, scoped, and singleton
• Registering shared and platform-specific services
• Applying constructor injection and service composition
• Implementing dependency inversion for loose coupling
• Adopting Repository and Service patterns
• Managing application-wide dependencies effectively
• Configuring environment-specific services
• Exercise: Refactor an existing application to utilize dependency injection

4. Advanced Customization and Extension of .NET MAUI

• Understanding handlers and the .NET MAUI rendering architecture
• Developing custom handlers for platform-specific implementations
• Mapping .NET MAUI controls to native platform controls
• Extending the functionality of existing controls
• Creating bespoke custom controls
• Integrating platform-specific behaviors and APIs
• Leveraging effects, behaviors, and reusable UI extensions
• Determining the appropriate use of handlers, behaviors, effects, or custom controls
• Exercise: Create and integrate a customized cross-platform control

5. Developing Reusable Components and Libraries

• Designing modular and reusable UI components
• Crafting custom controls and ContentViews
• Implementing component parameterization and data binding
• Creating reusable behaviors and converters
• Structuring shared application functionality
• Building .NET class libraries for MAUI applications
• Packaging and distributing reusable components
• Mastering NuGet package fundamentals
• Exercise: Construct a reusable component library

6. Advanced UI/UX, Layouts, and Animations

• Implementing advanced layouts and responsive UI design
• Creating adaptive interfaces for phones, tablets, and desktops
• Managing dynamic resources and styling
• Utilizing resource dictionaries and theme management
• Implementing light and dark themes
• Managing visual states and state-driven UI
• Creating advanced animations and transitions
• Implementing gesture recognition
• Performing custom drawing and graphics
• Addressing accessibility considerations
• Exercise: Build a responsive and animated MAUI interface

7. Managing Complex Data Scenarios

• Consuming REST APIs within .NET MAUI
• Utilizing HTTP clients for asynchronous data access
• Handling JSON serialization and deserialization
• Implementing error handling and retry strategies
• Persisting local data
• Working with SQLite and local databases
• Applying Repository patterns for data access
• Designing offline-first applications
• Synchronizing local and remote data
• Resolving data conflicts effectively
• Implementing caching and cache invalidation strategies
• Exercise: Develop an offline-capable, data-driven application

8. Performance Tuning and Optimization

• Identifying and resolving performance bottlenecks
• Optimizing application startup time
• Managing memory and resource usage
• Minimizing unnecessary UI updates
• Optimizing bindings and collection rendering
• Implementing efficient image loading and caching
• Utilizing async programming to prevent UI-thread blocking
• Managing background processing
• Reducing overall application size
• Addressing memory leaks and object lifetimes
• Exercise: Profile and optimize an intentionally inefficient MAUI application

9. Advanced Debugging and Profiling Techniques

• Debugging cross-platform applications
• Using breakpoints, watches, and exception handling
• Diagnosing UI and lifecycle issues
• Implementing logging and structured diagnostics
• Leveraging .NET diagnostics and profiling tools
• Analyzing CPU and memory usage
• Detecting and resolving memory leaks
• Investigating slow UI rendering
• Debugging platform-specific issues
• Utilizing device and emulator diagnostics
• Exercise: Diagnose and resolve common performance and runtime problems

10. Architectural Patterns and Best Practices for Large-Scale Applications

• Selecting the appropriate application architecture
• Applying Clean Architecture concepts
• Implementing layered architecture
• Separating UI, business logic, and data access
• Defining Repository and Service abstractions
• Applying SOLID principles in MAUI applications
• Managing application state effectively
• Organizing projects on a feature-based model
• Designing modular applications
• Considering scalability and maintainability
• Exercise: Design the architecture for a production-scale MAUI application

11. Advanced Testing Strategies

• Unit testing ViewModels and services
• Testing business logic independently of the UI
• Mocking dependencies for isolation
• Testing asynchronous code
• Testing navigation and application state
• Understanding UI and integration testing concepts
• Designing for a testable application architecture
• Considering continuous integration practices
• Exercise: Create a comprehensive test suite for a MAUI application

12. Security in .NET MAUI Applications

• Designing secure application architectures
• Securely storing sensitive information
• Implementing authentication and authorization
• Managing security tokens
• Addressing API security considerations
• Protecting locally stored data
• Ensuring secure communication with backend services
• Handling credentials and secrets securely
• Mitigating common mobile application security risks
• Exercise: Implement secure authentication and credential storage

13. Application Deployment and Distribution

• Building applications for various platforms
• Distinguishing between Release and Debug configurations
• Managing application signing and certificates
• Packaging Android applications
• Understanding iOS application deployment concepts
• Packaging Windows applications
• Managing versioning and releases
• Configuring environment-specific settings
• Publishing applications to app stores
• Implementing CI/CD pipelines for MAUI projects
• Exercise: Prepare a MAUI application for production deployment

14. Latest .NET MAUI and Visual Studio Features

• Reviewing recent .NET MAUI improvements and changes
• Exploring new controls, APIs, and development capabilities
• Assessing improvements to handlers and platform integration
• Leveraging Visual Studio tooling and productivity features
• Adopting modern .NET development practices
• Evaluating third-party libraries and MAUI Community Toolkit features
• Considering migration and upgrade paths
• Maintaining applications across different .NET versions

15. Capstone Exercise: Building a Production-Ready .NET MAUI Application

• Defining application requirements and architecture
• Designing the MVVM structure
• Configuring dependency injection
• Implementing reusable UI components
• Connecting to remote and local data sources
• Adding caching and synchronization logic
• Implementing validation and error handling
• Applying performance optimizations
• Integrating security and authentication
• Testing critical application functionality
• Preparing the application for deployment

16. Summary and Next Steps

• Reviewing advanced .NET MAUI concepts
• Identifying common architectural and performance pitfalls
• Recommending best development practices
• Providing further learning resources
• Planning next steps toward production-ready MAUI development
• Q&A session and discussion of participants' projects