Designing State Management and Business Logic in Flutter

State management and business logic are two critical parts of the application architecture. This article explains how to distinguish between them and how to implement BLoC correctly.

Table of Contents

1. Core Concepts
   • Business Logic
   • State Management
2. Fundamental Design Patterns
   • Observer Pattern
   • State Pattern
3. The BLoC Pattern
   • Why Choose BLoC?
   • Responsibilities of a BLoC
4. Implementing BLoC
   • Simple BLoC Example
   • Designing Good BLoCs
5. Reacting to State Changes
   • Synchronization between BLoCs
6. BLoC Best Practices