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Tech Spec
Dan Carlton edited this page Aug 14, 2023
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- Problem statement
- Proposed solution
- Risks
- Alternative Solutions
- Implementation and Rollout Plan
- Technical Specification
Problem: Car owners lack a convenient and efficient way to book car washing services at their preferred time and location.
Goals: After this project is implemented, users should be able to easily find, book, and pay for car washing services provided by skilled car washers in their vicinity.
Non-goals: The project does not cover in-depth car maintenance or repair services. It also does not include third-party vehicle inspection or licensing processes.
High Level Architectural Changes:
- Build a web application using React for the front-end and Node.js with Express for the back-end.
- Integrate MongoDB to store user profiles, bookings, and reviews.
- Implement secure user authentication and authorization using JWT tokens.
High Level Data Model Changes:
- Create user schemas to store user information, car details, and booking history.
- Design car washer profiles to include skills, service area, and reviews.
Main Changes to the UI:
- Develop a responsive UI with React components for user registration, booking forms, and profiles.
- Implement interactive calendars and maps for booking appointments and locating car washers.
Backwards-Incompatible Changes:
- Introducing new authentication methods might require existing users to re-authenticate.
- Changes to the database schema might necessitate data migration.
Security and Data Privacy:
- Proper encryption and hashing of user data are critical to prevent security breaches.
- Handling payment data requires stringent compliance with data privacy regulations.
Increased Backend Load:
- Handling real-time booking requests and notifications might increase the load on the backend.
- Load testing should be conducted to ensure optimal performance.
Dependencies:
- Integration with third-party services like Stripe for payment processing.
Alternative: Develop a mobile app alongside the web app to provide users with an additional platform for booking.
Evaluation Criteria:
- Chosen solution should be cost-effective and feasible to develop within the project timeline.
- Solution should offer a user-friendly experience and smooth booking process.
Migration:
- The project requires initial data migration to set up the database schema and populate essential data.
Feature Flag:
- Initially, the project might be feature-flagged to ensure smooth incremental release.
- Gradually expose the booking feature to a subset of users to monitor performance.
Validation:
- Automated unit tests for React components, Express routes, and MongoDB queries.
- Manual testing to cover end-to-end user flows, including user registration, booking, and payment.
- Load testing to assess system performance under different loads.
Monitoring and Alerting:
- Implement monitoring tools to track requests, latency, and errors.
- Set up alerts for abnormal behavior or performance degradation.
The Car Wash Booking Web App is a comprehensive platform designed to facilitate the seamless booking of car washing services for users. The application leverages modern web technologies to connect car owners with skilled car washers.
- Users can sign up using their email addresses and create passwords.
- Passwords are securely hashed and stored in the database.
- Password recovery with email verification through Nodemailer integration.
- Users can create, edit, and manage their profiles.
- User profiles consist of personal information (name, phone), contact details, and a list of cars they own.
- Car washers can create and manage profiles with detailed information.
- Profiles include skills, experience, service area (based on location), and customer reviews.
- A responsive calendar-based booking system built with React.
- Users can view available time slots, select preferred car washers, and book appointments.
- Integration with the moment.js library for handling date and time.
- Integration with the Stripe API for secure payment processing.
- Users can pay using credit/debit cards and digital wallets.
- Payment details are stored securely using Stripe's tokenization.
- Utilize the browser's geolocation API to identify the user's current location.
- Integrate the Mapbox API to display nearby car washers on an interactive map.
- Users can rate and leave reviews for car washers after each service.
- Aggregate ratings and reviews displayed on car washer profiles.
- Reviews are stored in the database and associated with the respective car washer.
- Use the SendGrid API to send email notifications for booking confirmations, reminders, and reviews.
- Implement browser push notifications for important updates using the Notification API.
- Develop an admin dashboard using React for managing user accounts, bookings, and car washer profiles.
- Admins can monitor user activity, moderate content, and handle reported issues.
- HTML5, CSS3 for structuring and styling the web app.
- React.js for building dynamic and interactive UI components.
- Redux for state management, ensuring a consistent user experience.
- Node.js with Express.js to create a RESTful API for handling requests.
- MongoDB for data storage, including user profiles, bookings, and reviews.
- Mongoose as an Object Data Modeling (ODM) library for MongoDB.
- Stripe API for integrating secure payment processing.
- User authentication and authorization using JWT tokens.
- Implement input validation and sanitize user inputs to prevent attacks.
- Secure communication over HTTPS to protect sensitive data.
- Deploy front-end on Netlify for continuous integration and easy deployment.
- Deploy back-end on a platform like Heroku with a robust security setup.
- Unit testing with Jest and React Testing Library for components.
- End-to-end testing using Cypress to ensure smooth user interactions.
- Phase 1: Project Setup, Front-end Development (UI/UX), and User Authentication (4 weeks)
- Phase 2: Back-end Development, User and Car Washer Profiles (4 weeks)
- Phase 3: Booking System, Payment Integration, and Reviews (3 weeks)
- Phase 4: Location Services, Notifications, and Admin Panel (3 weeks)
- Phase 5: Testing, Deployment, and Launch Preparation (2 weeks)
- Regular monitoring for security vulnerabilities, bugs, and performance issues.
- Continuous updates based on user feedback and market trends to enhance features and user experience.