retrofunding-api

Structure

.
├── README.md                   # Project documentation
├── package-lock.json           # Dependency lock file
├── package.json                # Project metadata and dependencies
├── src                         # Source code for the application
│   ├── controller              # Routing controller logic
│   ├── entity                  # TypeORM entities, defining database schemas and relations
│   ├── ext                     # External API integrations
│   ├── migration               # Database migrations for schema changes
│   ├── routes                  # API routes
│   ├── service                 # Business logic and service functions
│   ├── data-source.ts          # Database connection setup and configuration
│   ├── index.ts                # Application entry point
│   ├── postgraphile.config.ts  # Postgraphile configuration
│   ├── repository.ts           # Repositories for data access logic
│   ├── swagger.ts              # Optional: Swagger setup in TypeScript
│   └── utils.ts                # Utility functions and helper methods
└── tsconfig.json               # TypeScript configuration

Getting Started

1. Basic Setup:

   npm install
   npm run prepare
2. Configure Environment Variables: Create a .env file in the root of the project and set the necessary environment variables for database connection.
3. Setting up your databas:

• Connect as admin psql -U your_admin_username -h your_database_host -p your_database_port
• In psql shell, run

  CREATE DATABASE your_database_name;
  CREATE ROLE your_database_username WITH LOGIN PASSWORD 'your_database_password';
  GRANT ALL PRIVILEGES ON DATABASE your_database_name TO your_database_username;

4. Handling Migration

• Make changes to the entity
• Generate migration with npm run generate --name=MigrationName
• Run migration with npm run migrate
• If you need to revert last migration, npm run revert

5. Run the Development Server:

   npm run dev
6. API Overview

• Visit http://localhost:3000/api-docs

Note

• For Logging.md to understand use winston for logging
• For Try catch handling done via catchError
• All routes are documented using swagger
• Postgraphile endpoint is hosted at http://localhost:3000/graphiql

Needed API calls
----------------
POST/ pool/distribution/predict ( prediction distribution )

Nice to have 
-------------
POST/ pool/distribution/calculate (this will be internally called when vote is called)