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System Design Question

Design an Ebook Distribution Platform

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Functional Requirements:

  • User Registration & Authentication: Users (authors, publishers, readers) can sign up, log in, and manage their profiles securely.
  • Ebook Upload: Authors/publishers can upload ebooks in common formats (e.g., EPUB, PDF, MOBI) with metadata (title, author, genre, description).
  • Ebook Browsing & Search: Readers can browse, filter, and search for ebooks by title, author, or genre.
  • Ebook Purchase & Download: Readers can purchase and download ebooks they are authorized to access.
  • DRM Support: Protect ebooks from unauthorized access and sharing (optional for MVP).
  • User Library: Readers can view and manage their purchased/downloaded ebooks.
  • Basic Recommendations: Suggest ebooks to users based on simple rules (e.g., genre, popular titles).

Non-Functional Requirements:

  • Scalability: System should handle growth in users and ebook catalog.
  • Availability: High uptime for core features (browsing, purchasing, downloading).
  • Performance: Ebook downloads and searches should respond within a few seconds.
  • Security: Protect user data and ebook files; secure payment processing.
  • Data Consistency: Ensure users see accurate purchase and library information.
  • Usability: Simple, intuitive interfaces for all user roles.

System Design Diagrams

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