Banking Application Development Course Notes

Introduction

• Overview of the course: Building a fully functional online banking platform using Next.js and other technologies.
• Features of the application:
  • Connects to multiple bank accounts
  • Real-time transaction display
  • Money transfer functionality

Technologies Used

• Next.js: Framework for building server-rendered React applications.
• TypeScript: For type safety and better development experience.
• React Hook Form: For advanced form management.
• Zod: For schema validation.
• Tailwind CSS: For styling and responsive design.
• Sentry: For application monitoring and debugging.

Application Features

1. Homepage

   • Displays account balance, transaction list, and spending categories.
   • Feature to connect bank accounts and view transaction history.

2. Bank Connection

   • Uses Plate API for banking integration.
   • Requires client ID and secret for connecting to the API.

3. Transaction Management

   • Ability to view, filter, and manage transactions.
   • Implemented server actions to handle transaction data fetching and management.

Key Components

• Authentication: Sign-up and sign-in forms, with validation and error handling.
• Bank Account Management: Users can link multiple bank accounts and view details.
• Transaction History: Display of transactions with the ability to filter and sort.

Development Workflow

1. Setup

   • Initialize Next.js app and install necessary packages.
   • Configure environment variables for APIs and keys.

2. Building the UI

   • Use Tailwind CSS for responsive design.
   • Create reusable components for forms and UI elements.

3. Implementing Functionality

   • Handle form submissions and API requests.
   • Implement server actions for data fetching.

Tips and Best Practices

• Use TypeScript for type safety.
• Organize code into components for reusability.
• Use hooks for managing state and effects.

Deployment

• Deploying on Vercel after testing the application locally.
• Ensure all environment variables are set correctly for production.

Conclusion

• Overall experience of building a production-ready banking application with various integrations and best practices for web development.