Show HN: I built an app to generate story relationships using Mermaidjs

2 months ago 6

Austen is an AI-powered Angular application initialized with Analogjs to generate story relationships between book characters using Mermaidjs diagrams.

📚 Search and analyze any book from Open Library
🤖 AI-powered character relationship analysis
📊 Generate Mermaid diagrams
💾 Save, download (SVG, PNG) and manage your generated graphs
🌐 Share graphs publicly or keep them private
🔍 Discover public graphs generated by other users

A character relationship graph generated for "The Wizard of Oz" by "L. Frank Baum":

%%{ init: { 'theme': 'base', 'themeVariables': { 'primaryColor': '#BB2528', 'primaryTextColor': '#fff', 'primaryBorderColor': '#7C0000', 'lineColor': '#F8B229', 'secondaryColor': '#006100', 'tertiaryColor': '#fff' } } }%% graph TD A[Dorothy Gale] -->|Pet| B[Toto] A -->|Family| C[Uncle Henry and Aunt Em] A -->|Friends| D[Scarecrow] A -->|Friends| E[Tin Woodman] A -->|Friends| F[Cowardly Lion] A -->|Enemy| G[The Wicked Witch of The West] A -->|Enemy| H[The Wizard of OZ] A -->|Helps Dorothy| I[Glinda] D -->|Friends| E E -->|Friends| F B -->|In Kansas| C

Clone the repository:

git clone https://github.com/herol3oy/austen.git cd austen
Install dependencies:
Set up environment variables:
- Copy .env.example to .env
- Fill in the required API keys:
  DEEPSEEK_API_KEY=your_deepseek_api_key VITE_PUBLIC_SUPABASE_URL=your_supabase_url VITE_PUBLIC_SUPABASE_ANON_KEY=your_supabase_anon_key
Set up Supabase:
- Create a new Supabase project
- Enable authentication
- Create graphs table in the public schema:
  - id uuid primary key
  - book_name text not null
  - author_name text not null
  - svg_graph text not null
  - mermaid_syntax text not null
  - emojis text
  - user_id uuid
  - is_public boolean default false
  - created_at timestamp
Start the development server:
Build for production:

Implement Like/Unlike Functionality for Graphs
- Add like button
- Implement like/unlike API endpoints in Supabase
- Add like count display
Load more graphs in the discover page
- Add a button to load more graphs

Generate a graph for a given book in the homepage