Complete Flutter App Building Tutorial Notes

Introduction

• Welcome to a complete Flutter app building tutorial.
• Goal: Build an e-commerce app for food delivery for both iOS and Android with a complete backend.
• Outcomes:
  • Master the Flutter framework and Dart programming language.
  • Better job prospects after completing the course.

Major Features to Cover

1. Product Categories: Show products based on categories.
2. Shopping Cart: Build shopping carts, place and track orders.
3. User Profiles: Create user profile pages including sign-in and sign-up features.
4. Location Services: Integrate Google Maps for user address locations.
5. Order Management: Zone-based order tracking and user authentication.
6. Notifications: Implement Firebase notifications.
7. Payments: Setup payment SDKs (e.g., PayPal).
8. Backend Operations: Upload new products and manage order details.

Tutorial Structure

Part 1 (12 hours)

• Build complex UI screens using Stack, Positioned widgets, and Slivers (SliverAppBar, SliverList).
• Learn app architecture including API client, repositories, and controllers.
• Work with models and JSON mapping.

Part 2 (12 hours)

• Build more complex UI screens (8 screens).
• Work with Google Maps and user location.
• Track user orders and show notifications from Firebase.
• Implement PayPal payment integration.

Part 3 (3 hours)

• Address platform-specific issues (e.g., notifications for Android/iOS).
• Convert the mobile app into a web app.
• Learn how to publish the app on the App Store.

Routing Implementation

• Define new routes in the routing page.
• Create methods for obtaining routes.
• Assign transitions to routes (e.g., fade-in transition).

UI Building and State Management

• Use GetX for state management.
• Implement responsive layouts for different devices.
• Use GetBuilder for reactive UI updates based on state.

Backend Setup

• Utilize Laravel for backend development.
• Configure API endpoints for product management.
• Create a database structure (e.g., users, products).

User Authentication

• Implement authentication for users.
• Save user tokens for session management.
• Handle registration, login, and logout operations.

Summary

• This tutorial covers a comprehensive approach to building a Flutter app with a robust backend.
• Focus on mastering the Flutter framework, state management, and backend integration for a complete e-commerce solution.